diff options
Diffstat (limited to 'Documentation/devicetree/bindings/timer')
134 files changed, 5122 insertions, 1849 deletions
diff --git a/Documentation/devicetree/bindings/timer/actions,owl-timer.txt b/Documentation/devicetree/bindings/timer/actions,owl-timer.txt deleted file mode 100644 index 977054f87563..000000000000 --- a/Documentation/devicetree/bindings/timer/actions,owl-timer.txt +++ /dev/null @@ -1,21 +0,0 @@ -Actions Semi Owl Timer - -Required properties: -- compatible : "actions,s500-timer" for S500 - "actions,s700-timer" for S700 - "actions,s900-timer" for S900 -- reg : Offset and length of the register set for the device. -- interrupts : Should contain the interrupts. -- interrupt-names : Valid names are: "2hz0", "2hz1", - "timer0", "timer1", "timer2", "timer3" - See ../resource-names.txt - -Example: - - timer@b0168000 { - compatible = "actions,s500-timer"; - reg = <0xb0168000 0x100>; - interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; - interrupt-names = "timer0", "timer1"; - }; diff --git a/Documentation/devicetree/bindings/timer/actions,owl-timer.yaml b/Documentation/devicetree/bindings/timer/actions,owl-timer.yaml new file mode 100644 index 000000000000..646c554a390a --- /dev/null +++ b/Documentation/devicetree/bindings/timer/actions,owl-timer.yaml @@ -0,0 +1,107 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/actions,owl-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Actions Semi Owl timer + +maintainers: + - Andreas Färber <afaerber@suse.de> + +description: + Actions Semi Owl SoCs provide 32bit and 2Hz timers. + The 32bit timers support dynamic irq, as well as one-shot mode. + +properties: + compatible: + enum: + - actions,s500-timer + - actions,s700-timer + - actions,s900-timer + + clocks: + maxItems: 1 + + interrupts: + minItems: 1 + maxItems: 6 + + interrupt-names: + minItems: 1 + maxItems: 6 + items: + enum: + - 2hz0 + - 2hz1 + - timer0 + - timer1 + - timer2 + - timer3 + + reg: + maxItems: 1 + +required: + - compatible + - clocks + - interrupts + - interrupt-names + - reg + +allOf: + - if: + properties: + compatible: + contains: + enum: + - actions,s500-timer + then: + properties: + interrupts: + minItems: 4 + maxItems: 4 + interrupt-names: + items: + - const: 2hz0 + - const: 2hz1 + - const: timer0 + - const: timer1 + + - if: + properties: + compatible: + contains: + enum: + - actions,s700-timer + - actions,s900-timer + then: + properties: + interrupts: + minItems: 1 + maxItems: 1 + interrupt-names: + items: + - const: timer1 + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + soc { + #address-cells = <1>; + #size-cells = <1>; + timer@b0168000 { + compatible = "actions,s500-timer"; + reg = <0xb0168000 0x100>; + clocks = <&hosc>; + interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "2hz0", "2hz1", "timer0", "timer1"; + }; + }; +... diff --git a/Documentation/devicetree/bindings/timer/allwinner,sun4i-a10-timer.yaml b/Documentation/devicetree/bindings/timer/allwinner,sun4i-a10-timer.yaml index 20adc1c8e9cc..b3538fac1ad2 100644 --- a/Documentation/devicetree/bindings/timer/allwinner,sun4i-a10-timer.yaml +++ b/Documentation/devicetree/bindings/timer/allwinner,sun4i-a10-timer.yaml @@ -4,24 +4,34 @@ $id: http://devicetree.org/schemas/timer/allwinner,sun4i-a10-timer.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Allwinner A10 Timer Device Tree Bindings +title: Allwinner A10 Timer maintainers: - Chen-Yu Tsai <wens@csie.org> - - Maxime Ripard <maxime.ripard@bootlin.com> + - Maxime Ripard <mripard@kernel.org> properties: compatible: - enum: - - allwinner,sun4i-a10-timer - - allwinner,sun8i-a23-timer - - allwinner,sun8i-v3s-timer - - allwinner,suniv-f1c100s-timer + oneOf: + - enum: + - allwinner,sun4i-a10-timer + - allwinner,sun8i-a23-timer + - allwinner,sun8i-v3s-timer + - allwinner,suniv-f1c100s-timer + - items: + - enum: + - allwinner,sun20i-d1-timer + - allwinner,sun50i-a64-timer + - allwinner,sun50i-h6-timer + - allwinner,sun50i-h616-timer + - const: allwinner,sun8i-a23-timer reg: maxItems: 1 interrupts: + minItems: 2 + maxItems: 6 description: List of timers interrupts @@ -32,8 +42,8 @@ allOf: - if: properties: compatible: - items: - const: allwinner,sun4i-a10-timer + enum: + - allwinner,sun4i-a10-timer then: properties: @@ -44,8 +54,8 @@ allOf: - if: properties: compatible: - items: - const: allwinner,sun8i-a23-timer + enum: + - allwinner,sun8i-a23-timer then: properties: @@ -56,20 +66,9 @@ allOf: - if: properties: compatible: - items: - const: allwinner,sun8i-v3s-timer - - then: - properties: - interrupts: - minItems: 3 - maxItems: 3 - - - if: - properties: - compatible: - items: - const: allwinner,suniv-f1c100s-timer + enum: + - allwinner,sun8i-v3s-timer + - allwinner,suniv-f1c100s-timer then: properties: @@ -87,7 +86,7 @@ additionalProperties: false examples: - | - timer { + timer@1c20c00 { compatible = "allwinner,sun4i-a10-timer"; reg = <0x01c20c00 0x400>; interrupts = <22>, diff --git a/Documentation/devicetree/bindings/timer/allwinner,sun5i-a13-hstimer.yaml b/Documentation/devicetree/bindings/timer/allwinner,sun5i-a13-hstimer.yaml index dfa0c41fd261..f1853daec2f9 100644 --- a/Documentation/devicetree/bindings/timer/allwinner,sun5i-a13-hstimer.yaml +++ b/Documentation/devicetree/bindings/timer/allwinner,sun5i-a13-hstimer.yaml @@ -4,11 +4,11 @@ $id: http://devicetree.org/schemas/timer/allwinner,sun5i-a13-hstimer.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Allwinner A13 High-Speed Timer Device Tree Bindings +title: Allwinner A13 High-Speed Timer maintainers: - Chen-Yu Tsai <wens@csie.org> - - Maxime Ripard <maxime.ripard@bootlin.com> + - Maxime Ripard <mripard@kernel.org> properties: compatible: @@ -24,7 +24,6 @@ properties: interrupts: minItems: 2 - maxItems: 4 items: - description: Timer 0 Interrupt - description: Timer 1 Interrupt @@ -46,8 +45,7 @@ required: if: properties: compatible: - items: - const: allwinner,sun5i-a13-hstimer + const: allwinner,sun5i-a13-hstimer then: properties: diff --git a/Documentation/devicetree/bindings/timer/altr,timer-1.0.txt b/Documentation/devicetree/bindings/timer/altr,timer-1.0.txt deleted file mode 100644 index e698e3488735..000000000000 --- a/Documentation/devicetree/bindings/timer/altr,timer-1.0.txt +++ /dev/null @@ -1,18 +0,0 @@ -Altera Timer - -Required properties: - -- compatible : should be "altr,timer-1.0" -- reg : Specifies base physical address and size of the registers. -- interrupts : Should contain the timer interrupt number -- clock-frequency : The frequency of the clock that drives the counter, in Hz. - -Example: - -timer { - compatible = "altr,timer-1.0"; - reg = <0x00400000 0x00000020>; - interrupt-parent = <&cpu>; - interrupts = <11>; - clock-frequency = <125000000>; -}; diff --git a/Documentation/devicetree/bindings/timer/altr,timer-1.0.yaml b/Documentation/devicetree/bindings/timer/altr,timer-1.0.yaml new file mode 100644 index 000000000000..576260c72d42 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/altr,timer-1.0.yaml @@ -0,0 +1,39 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/altr,timer-1.0.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Altera Timer + +maintainers: + - Dinh Nguyen <dinguyen@kernel.org> + +properties: + compatible: + const: altr,timer-1.0 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clock-frequency: + description: Frequency of the clock that drives the counter, in Hz. + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + timer@400000 { + compatible = "altr,timer-1.0"; + reg = <0x00400000 0x00000020>; + interrupts = <11>; + clock-frequency = <125000000>; + }; diff --git a/Documentation/devicetree/bindings/timer/amlogic,meson6-timer.txt b/Documentation/devicetree/bindings/timer/amlogic,meson6-timer.txt deleted file mode 100644 index a9da22bda912..000000000000 --- a/Documentation/devicetree/bindings/timer/amlogic,meson6-timer.txt +++ /dev/null @@ -1,22 +0,0 @@ -Amlogic Meson6 SoCs Timer Controller - -Required properties: - -- compatible : should be "amlogic,meson6-timer" -- reg : Specifies base physical address and size of the registers. -- interrupts : The four interrupts, one for each timer event -- clocks : phandles to the pclk (system clock) and XTAL clocks -- clock-names : must contain "pclk" and "xtal" - -Example: - -timer@c1109940 { - compatible = "amlogic,meson6-timer"; - reg = <0xc1109940 0x14>; - interrupts = <GIC_SPI 10 IRQ_TYPE_EDGE_RISING>, - <GIC_SPI 11 IRQ_TYPE_EDGE_RISING>, - <GIC_SPI 6 IRQ_TYPE_EDGE_RISING>, - <GIC_SPI 29 IRQ_TYPE_EDGE_RISING>; - clocks = <&xtal>, <&clk81>; - clock-names = "xtal", "pclk"; -}; diff --git a/Documentation/devicetree/bindings/timer/amlogic,meson6-timer.yaml b/Documentation/devicetree/bindings/timer/amlogic,meson6-timer.yaml new file mode 100644 index 000000000000..8381a5404ef7 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/amlogic,meson6-timer.yaml @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/amlogic,meson6-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Amlogic Meson6 SoCs Timer Controller + +maintainers: + - Neil Armstrong <neil.armstrong@linaro.org> + - Martin Blumenstingl <martin.blumenstingl@googlemail.com> + +properties: + compatible: + const: amlogic,meson6-timer + + reg: + maxItems: 1 + + interrupts: + maxItems: 4 + description: per-timer event interrupts + + clocks: + maxItems: 2 + + clock-names: + items: + - const: xtal + - const: pclk + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + timer@c1109940 { + compatible = "amlogic,meson6-timer"; + reg = <0xc1109940 0x14>; + interrupts = <GIC_SPI 10 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 11 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 6 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 29 IRQ_TYPE_EDGE_RISING>; + clocks = <&xtal>, <&clk81>; + clock-names = "xtal", "pclk"; + }; diff --git a/Documentation/devicetree/bindings/timer/andestech,atcpit100-timer.txt b/Documentation/devicetree/bindings/timer/andestech,atcpit100-timer.txt deleted file mode 100644 index 4c9ea5989e35..000000000000 --- a/Documentation/devicetree/bindings/timer/andestech,atcpit100-timer.txt +++ /dev/null @@ -1,33 +0,0 @@ -Andestech ATCPIT100 timer ------------------------------------------------------------------- -ATCPIT100 is a generic IP block from Andes Technology, embedded in -Andestech AE3XX platforms and other designs. - -This timer is a set of compact multi-function timers, which can be -used as pulse width modulators (PWM) as well as simple timers. - -It supports up to 4 PIT channels. Each PIT channel is a -multi-function timer and provide the following usage scenarios: -One 32-bit timer -Two 16-bit timers -Four 8-bit timers -One 16-bit PWM -One 16-bit timer and one 8-bit PWM -Two 8-bit timer and one 8-bit PWM - -Required properties: -- compatible : Should be "andestech,atcpit100" -- reg : Address and length of the register set -- interrupts : Reference to the timer interrupt -- clocks : a clock to provide the tick rate for "andestech,atcpit100" -- clock-names : should be "PCLK" for the peripheral clock source. - -Examples: - -timer0: timer@f0400000 { - compatible = "andestech,atcpit100"; - reg = <0xf0400000 0x1000>; - interrupts = <2>; - clocks = <&apb>; - clock-names = "PCLK"; -}; diff --git a/Documentation/devicetree/bindings/timer/arm,arch_timer.yaml b/Documentation/devicetree/bindings/timer/arm,arch_timer.yaml index 6deead07728e..c5fc3b6c8bd0 100644 --- a/Documentation/devicetree/bindings/timer/arm,arch_timer.yaml +++ b/Documentation/devicetree/bindings/timer/arm,arch_timer.yaml @@ -22,23 +22,40 @@ properties: compatible: oneOf: - items: - - enum: - - arm,cortex-a15-timer - - enum: - - arm,armv7-timer + - const: arm,cortex-a15-timer + - const: arm,armv7-timer - items: - enum: - - arm,armv7-timer + - arm,armv7-timer + - arm,armv8-timer - items: - - enum: - - arm,armv8-timer + - const: arm,armv8-timer + - const: arm,armv7-timer interrupts: + minItems: 1 items: - description: secure timer irq - description: non-secure timer irq - description: virtual timer irq - description: hypervisor timer irq + - description: hypervisor virtual timer irq + + interrupt-names: + oneOf: + - minItems: 2 + items: + - const: phys + - const: virt + - const: hyp-phys + - const: hyp-virt + - minItems: 3 + items: + - const: sec-phys + - const: phys + - const: virt + - const: hyp-phys + - const: hyp-virt clock-frequency: description: The frequency of the main counter, in Hz. Should be present @@ -51,6 +68,12 @@ properties: description: If present, the timer is powered through an always-on power domain, therefore it never loses context. + allwinner,erratum-unknown1: + type: boolean + description: Indicates the presence of an erratum found in Allwinner SoCs, + where reading certain values from the counter is unreliable. This also + affects writes to the tval register, due to the implicit counter read. + fsl,erratum-a008585: type: boolean description: Indicates the presence of QorIQ erratum A-008585, which says @@ -82,6 +105,8 @@ properties: required: - compatible +additionalProperties: false + oneOf: - required: - interrupts diff --git a/Documentation/devicetree/bindings/timer/arm,arch_timer_mmio.yaml b/Documentation/devicetree/bindings/timer/arm,arch_timer_mmio.yaml index b3f0fe96ff0d..ab8f28993139 100644 --- a/Documentation/devicetree/bindings/timer/arm,arch_timer_mmio.yaml +++ b/Documentation/devicetree/bindings/timer/arm,arch_timer_mmio.yaml @@ -20,7 +20,7 @@ properties: compatible: items: - enum: - - arm,armv7-timer-mem + - arm,armv7-timer-mem reg: maxItems: 1 @@ -32,6 +32,8 @@ properties: '#size-cells': const: 1 + ranges: true + clock-frequency: description: The frequency of the main counter, in Hz. Should be present only where necessary to work around broken firmware which does not configure @@ -58,26 +60,24 @@ properties: be implemented in an always-on power domain." patternProperties: - '^frame@[0-9a-z]*$': + '^frame@[0-9a-f]+$': type: object + additionalProperties: false description: A timer node has up to 8 frame sub-nodes, each with the following properties. properties: frame-number: - allOf: - - $ref: "/schemas/types.yaml#/definitions/uint32" - - minimum: 0 - maximum: 7 + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 7 interrupts: minItems: 1 - maxItems: 2 items: - description: physical timer irq - description: virtual timer irq - reg : + reg: minItems: 1 - maxItems: 2 items: - description: 1st view base address - description: 2nd optional view base address @@ -93,28 +93,30 @@ required: - '#address-cells' - '#size-cells' +additionalProperties: false + examples: - | timer@f0000000 { compatible = "arm,armv7-timer-mem"; #address-cells = <1>; #size-cells = <1>; - ranges; + ranges = <0 0xf0001000 0x1000>; reg = <0xf0000000 0x1000>; clock-frequency = <50000000>; - frame@f0001000 { + frame@0 { frame-number = <0>; interrupts = <0 13 0x8>, <0 14 0x8>; - reg = <0xf0001000 0x1000>, - <0xf0002000 0x1000>; + reg = <0x0000 0x1000>, + <0x1000 0x1000>; }; - frame@f0003000 { + frame@2000 { frame-number = <1>; interrupts = <0 15 0x8>; - reg = <0xf0003000 0x1000>; + reg = <0x2000 0x1000>; }; }; diff --git a/Documentation/devicetree/bindings/timer/arm,armv7m-systick.txt b/Documentation/devicetree/bindings/timer/arm,armv7m-systick.txt deleted file mode 100644 index 7cf4a24601eb..000000000000 --- a/Documentation/devicetree/bindings/timer/arm,armv7m-systick.txt +++ /dev/null @@ -1,26 +0,0 @@ -* ARMv7M System Timer - -ARMv7-M includes a system timer, known as SysTick. Current driver only -implements the clocksource feature. - -Required properties: -- compatible : Should be "arm,armv7m-systick" -- reg : The address range of the timer - -Required clocking property, have to be one of: -- clocks : The input clock of the timer -- clock-frequency : The rate in HZ in input of the ARM SysTick - -Examples: - -systick: timer@e000e010 { - compatible = "arm,armv7m-systick"; - reg = <0xe000e010 0x10>; - clocks = <&clk_systick>; -}; - -systick: timer@e000e010 { - compatible = "arm,armv7m-systick"; - reg = <0xe000e010 0x10>; - clock-frequency = <90000000>; -}; diff --git a/Documentation/devicetree/bindings/timer/arm,armv7m-systick.yaml b/Documentation/devicetree/bindings/timer/arm,armv7m-systick.yaml new file mode 100644 index 000000000000..2bcade5d8ac6 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/arm,armv7m-systick.yaml @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/arm,armv7m-systick.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ARMv7M System Timer + +maintainers: + - Alexandre Torgue <alexandre.torgue@foss.st.com> + - Fabrice Gasnier <fabrice.gasnier@foss.st.com> + +description: ARMv7-M includes a system timer, known as SysTick. + +properties: + compatible: + const: arm,armv7m-systick + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-frequency: true + +oneOf: + - required: + - clocks + - required: + - clock-frequency + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + timer@e000e010 { + compatible = "arm,armv7m-systick"; + reg = <0xe000e010 0x10>; + clocks = <&clk_systick>; + }; + + - | + timer@e000e010 { + compatible = "arm,armv7m-systick"; + reg = <0xe000e010 0x10>; + clock-frequency = <90000000>; + }; + +... diff --git a/Documentation/devicetree/bindings/timer/arm,global_timer.yaml b/Documentation/devicetree/bindings/timer/arm,global_timer.yaml index 21c24a8e28fd..4956c8f409d2 100644 --- a/Documentation/devicetree/bindings/timer/arm,global_timer.yaml +++ b/Documentation/devicetree/bindings/timer/arm,global_timer.yaml @@ -35,6 +35,8 @@ required: - reg - clocks +additionalProperties: false + examples: - | timer@2c000600 { diff --git a/Documentation/devicetree/bindings/timer/arm,mps2-timer.txt b/Documentation/devicetree/bindings/timer/arm,mps2-timer.txt deleted file mode 100644 index 48f84d74edde..000000000000 --- a/Documentation/devicetree/bindings/timer/arm,mps2-timer.txt +++ /dev/null @@ -1,28 +0,0 @@ -ARM MPS2 timer - -The MPS2 platform has simple general-purpose 32 bits timers. - -Required properties: -- compatible : Should be "arm,mps2-timer" -- reg : Address and length of the register set -- interrupts : Reference to the timer interrupt - -Required clocking property, have to be one of: -- clocks : The input clock of the timer -- clock-frequency : The rate in HZ in input of the ARM MPS2 timer - -Examples: - -timer1: mps2-timer@40000000 { - compatible = "arm,mps2-timer"; - reg = <0x40000000 0x1000>; - interrupts = <8>; - clocks = <&sysclk>; -}; - -timer2: mps2-timer@40001000 { - compatible = "arm,mps2-timer"; - reg = <0x40001000 0x1000>; - interrupts = <9>; - clock-frequency = <25000000>; -}; diff --git a/Documentation/devicetree/bindings/timer/arm,mps2-timer.yaml b/Documentation/devicetree/bindings/timer/arm,mps2-timer.yaml new file mode 100644 index 000000000000..64c6aedd7e8e --- /dev/null +++ b/Documentation/devicetree/bindings/timer/arm,mps2-timer.yaml @@ -0,0 +1,49 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/arm,mps2-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ARM MPS2 timer + +maintainers: + - Vladimir Murzin <vladimir.murzin@arm.com> + +description: + The MPS2 platform has simple general-purpose 32 bits timers. + +properties: + compatible: + const: arm,mps2-timer + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-frequency: + description: Rate in Hz of the timer input clock + +oneOf: + - required: [clocks] + - required: [clock-frequency] + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + timer@40000000 { + compatible = "arm,mps2-timer"; + reg = <0x40000000 0x1000>; + interrupts = <8>; + clocks = <&sysclk>; + }; diff --git a/Documentation/devicetree/bindings/timer/arm,sp804.txt b/Documentation/devicetree/bindings/timer/arm,sp804.txt deleted file mode 100644 index 5cd8eee74af1..000000000000 --- a/Documentation/devicetree/bindings/timer/arm,sp804.txt +++ /dev/null @@ -1,29 +0,0 @@ -ARM sp804 Dual Timers ---------------------------------------- - -Required properties: -- compatible: Should be "arm,sp804" & "arm,primecell" -- interrupts: Should contain the list of Dual Timer interrupts. This is the - interrupt for timer 1 and timer 2. In the case of a single entry, it is - the combined interrupt or if "arm,sp804-has-irq" is present that - specifies which timer interrupt is connected. -- reg: Should contain location and length for dual timer register. -- clocks: clocks driving the dual timer hardware. This list should be 1 or 3 - clocks. With 3 clocks, the order is timer0 clock, timer1 clock, - apb_pclk. A single clock can also be specified if the same clock is - used for all clock inputs. - -Optional properties: -- arm,sp804-has-irq = <#>: In the case of only 1 timer irq line connected, this - specifies if the irq connection is for timer 1 or timer 2. A value of 1 - or 2 should be used. - -Example: - - timer0: timer@fc800000 { - compatible = "arm,sp804", "arm,primecell"; - reg = <0xfc800000 0x1000>; - interrupts = <0 0 4>, <0 1 4>; - clocks = <&timclk1 &timclk2 &pclk>; - clock-names = "timer1", "timer2", "apb_pclk"; - }; diff --git a/Documentation/devicetree/bindings/timer/arm,sp804.yaml b/Documentation/devicetree/bindings/timer/arm,sp804.yaml new file mode 100644 index 000000000000..41be7cdab2ec --- /dev/null +++ b/Documentation/devicetree/bindings/timer/arm,sp804.yaml @@ -0,0 +1,97 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/arm,sp804.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ARM sp804 Dual Timers + +maintainers: + - Haojian Zhuang <haojian.zhuang@linaro.org> + +description: |+ + The Arm SP804 IP implements two independent timers, configurable for + 16 or 32 bit operation and capable of running in one-shot, periodic, or + free-running mode. The input clock is shared, but can be gated and prescaled + independently for each timer. + + There is a viriant of Arm SP804: Hisilicon 64-bit SP804 timer. Some Hisilicon + SoCs, such as Hi1212, should use the dedicated compatible: "hisilicon,sp804". + +# Need a custom select here or 'arm,primecell' will match on lots of nodes +select: + properties: + compatible: + contains: + enum: + - arm,sp804 + - hisilicon,sp804 + required: + - compatible + +properties: + compatible: + items: + - enum: + - arm,sp804 + - hisilicon,sp804 + - const: arm,primecell + + interrupts: + description: | + If two interrupts are listed, those are the interrupts for timer + 1 and 2, respectively. If there is only a single interrupt, it is + either a combined interrupt or the sole interrupt of one timer, as + specified by the "arm,sp804-has-irq" property. + minItems: 1 + maxItems: 2 + + reg: + description: The physical base address of the SP804 IP. + maxItems: 1 + + clocks: + description: | + Clocks driving the dual timer hardware. This list should + be 1 or 3 clocks. With 3 clocks, the order is timer0 clock, timer1 + clock, apb_pclk. A single clock can also be specified if the same + clock is used for all clock inputs. + oneOf: + - items: + - description: clock for timer 1 + - description: clock for timer 2 + - description: bus clock + - items: + - description: unified clock for both timers and the bus + + clock-names: true + # The original binding did not specify any clock names, and there is no + # consistent naming used in the existing DTs. The primecell binding + # requires the "apb_pclk" name, so we need this property. + # Use "timer0clk", "timer1clk", "apb_pclk" for new DTs. + + arm,sp804-has-irq: + description: If only one interrupt line is connected to the interrupt + controller, this property specifies which timer is connected to this + line. + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 1 + maximum: 2 + +required: + - compatible + - interrupts + - reg + - clocks + +additionalProperties: false + +examples: + - | + timer0: timer@fc800000 { + compatible = "arm,sp804", "arm,primecell"; + reg = <0xfc800000 0x1000>; + interrupts = <0 0 4>, <0 1 4>; + clocks = <&timclk1>, <&timclk2>, <&pclk>; + clock-names = "timer1", "timer2", "apb_pclk"; + }; diff --git a/Documentation/devicetree/bindings/timer/arm,twd-timer.yaml b/Documentation/devicetree/bindings/timer/arm,twd-timer.yaml new file mode 100644 index 000000000000..eb1127352c7b --- /dev/null +++ b/Documentation/devicetree/bindings/timer/arm,twd-timer.yaml @@ -0,0 +1,56 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/arm,twd-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ARM Timer-Watchdog Timer + +maintainers: + - Rob Herring <robh@kernel.org> + +description: + ARM 11MP, Cortex-A5 and Cortex-A9 are often associated with a per-core + Timer-Watchdog (aka TWD), which provides both a per-cpu local timer + and watchdog. + + The TWD is usually attached to a GIC to deliver its two per-processor + interrupts. + +properties: + compatible: + enum: + - arm,cortex-a9-twd-timer + - arm,cortex-a5-twd-timer + - arm,arm11mp-twd-timer + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + always-on: + description: + If present, the timer is powered through an always-on power domain, + therefore it never loses context. + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + + timer@2c000600 { + compatible = "arm,arm11mp-twd-timer"; + reg = <0x2c000600 0x20>; + interrupts = <GIC_PPI 13 0xf01>; + }; diff --git a/Documentation/devicetree/bindings/timer/arm,twd.txt b/Documentation/devicetree/bindings/timer/arm,twd.txt deleted file mode 100644 index 383ea19c2bf0..000000000000 --- a/Documentation/devicetree/bindings/timer/arm,twd.txt +++ /dev/null @@ -1,53 +0,0 @@ -* ARM Timer Watchdog - -ARM 11MP, Cortex-A5 and Cortex-A9 are often associated with a per-core -Timer-Watchdog (aka TWD), which provides both a per-cpu local timer -and watchdog. - -The TWD is usually attached to a GIC to deliver its two per-processor -interrupts. - -** Timer node required properties: - -- compatible : Should be one of: - "arm,cortex-a9-twd-timer" - "arm,cortex-a5-twd-timer" - "arm,arm11mp-twd-timer" - -- interrupts : One interrupt to each core - -- reg : Specify the base address and the size of the TWD timer - register window. - -Optional - -- always-on : a boolean property. If present, the timer is powered through - an always-on power domain, therefore it never loses context. - -Example: - - twd-timer@2c000600 { - compatible = "arm,arm11mp-twd-timer""; - reg = <0x2c000600 0x20>; - interrupts = <1 13 0xf01>; - }; - -** Watchdog node properties: - -- compatible : Should be one of: - "arm,cortex-a9-twd-wdt" - "arm,cortex-a5-twd-wdt" - "arm,arm11mp-twd-wdt" - -- interrupts : One interrupt to each core - -- reg : Specify the base address and the size of the TWD watchdog - register window. - -Example: - - twd-watchdog@2c000620 { - compatible = "arm,arm11mp-twd-wdt"; - reg = <0x2c000620 0x20>; - interrupts = <1 14 0xf01>; - }; diff --git a/Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.txt b/Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.txt deleted file mode 100644 index 844bd5fbd04c..000000000000 --- a/Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.txt +++ /dev/null @@ -1,22 +0,0 @@ -BCM2835 System Timer - -The System Timer peripheral provides four 32-bit timer channels and a -single 64-bit free running counter. Each channel has an output compare -register, which is compared against the 32 least significant bits of the -free running counter values, and generates an interrupt. - -Required properties: - -- compatible : should be "brcm,bcm2835-system-timer" -- reg : Specifies base physical address and size of the registers. -- interrupts : A list of 4 interrupt sinks; one per timer channel. -- clock-frequency : The frequency of the clock that drives the counter, in Hz. - -Example: - -timer { - compatible = "brcm,bcm2835-system-timer"; - reg = <0x7e003000 0x1000>; - interrupts = <1 0>, <1 1>, <1 2>, <1 3>; - clock-frequency = <1000000>; -}; diff --git a/Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.yaml b/Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.yaml new file mode 100644 index 000000000000..f5804b5b0e63 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/brcm,bcm2835-system-timer.yaml @@ -0,0 +1,50 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/brcm,bcm2835-system-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: BCM2835 System Timer + +maintainers: + - Stefan Wahren <wahrenst@gmx.net> + - Raspberry Pi Kernel Maintenance <kernel-list@raspberrypi.com> + +description: + The System Timer peripheral provides four 32-bit timer channels and a + single 64-bit free running counter. Each channel has an output compare + register, which is compared against the 32 least significant bits of the + free running counter values, and generates an interrupt. + +properties: + compatible: + const: brcm,bcm2835-system-timer + + reg: + maxItems: 1 + + interrupts: + items: + - description: System Timer Compare 0 match (used by VideoCore GPU) + - description: System Timer Compare 1 match (usable for ARM core) + - description: System Timer Compare 2 match (used by VideoCore GPU) + - description: System Timer Compare 3 match (usable for ARM core) + + clock-frequency: true + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + timer@7e003000 { + compatible = "brcm,bcm2835-system-timer"; + reg = <0x7e003000 0x1000>; + interrupts = <1 0>, <1 1>, <1 2>, <1 3>; + clock-frequency = <1000000>; + }; +... diff --git a/Documentation/devicetree/bindings/timer/brcm,bcmbca-timer.yaml b/Documentation/devicetree/bindings/timer/brcm,bcmbca-timer.yaml new file mode 100644 index 000000000000..6707d9760857 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/brcm,bcmbca-timer.yaml @@ -0,0 +1,40 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/brcm,bcmbca-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom Broadband SoC timer + +maintainers: + - Rafał Miłecki <rafal@milecki.pl> + +properties: + compatible: + oneOf: + - const: brcm,bcm6345-timer + description: > + An old block with 3 timers. + + It can be found in BCM6345, BCM6838 and BCM63268. + - const: brcm,bcm63138-timer + description: > + Updated block with 4 timers and control regs at the beginning. + + It can be found in newer SoCs, e.g. BCM63138, BCM63148, BCM63381, + BCM68360, BCM6848, BCM6858, BCM4908. + + reg: + maxItems: 1 + +additionalProperties: false + +required: + - reg + +examples: + - | + timer@fffe0200 { + compatible = "brcm,bcm6345-timer"; + reg = <0xfffe0200 0x1c>; + }; diff --git a/Documentation/devicetree/bindings/timer/brcm,kona-timer.txt b/Documentation/devicetree/bindings/timer/brcm,kona-timer.txt deleted file mode 100644 index 39adf54b4388..000000000000 --- a/Documentation/devicetree/bindings/timer/brcm,kona-timer.txt +++ /dev/null @@ -1,25 +0,0 @@ -Broadcom Kona Family timer ------------------------------------------------------ -This timer is used in the following Broadcom SoCs: - BCM11130, BCM11140, BCM11351, BCM28145, BCM28155 - -Required properties: -- compatible : "brcm,kona-timer" -- DEPRECATED: compatible : "bcm,kona-timer" -- reg : Register range for the timer -- interrupts : interrupt for the timer -- clocks: phandle + clock specifier pair of the external clock -- clock-frequency: frequency that the clock operates - -Only one of clocks or clock-frequency should be specified. - -Refer to clocks/clock-bindings.txt for generic clock consumer properties. - -Example: - timer@35006000 { - compatible = "brcm,kona-timer"; - reg = <0x35006000 0x1000>; - interrupts = <0x0 7 0x4>; - clocks = <&hub_timer_clk>; - }; - diff --git a/Documentation/devicetree/bindings/timer/brcm,kona-timer.yaml b/Documentation/devicetree/bindings/timer/brcm,kona-timer.yaml new file mode 100644 index 000000000000..d6af8383d6fc --- /dev/null +++ b/Documentation/devicetree/bindings/timer/brcm,kona-timer.yaml @@ -0,0 +1,52 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/brcm,kona-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom Kona family timer + +maintainers: + - Florian Fainelli <f.fainelli@gmail.com> + +properties: + compatible: + const: brcm,kona-timer + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-frequency: true + +oneOf: + - required: + - clocks + - required: + - clock-frequency + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/bcm281xx.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + + timer@35006000 { + compatible = "brcm,kona-timer"; + reg = <0x35006000 0x1000>; + interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&aon_ccu BCM281XX_AON_CCU_HUB_TIMER>; + }; +... diff --git a/Documentation/devicetree/bindings/timer/cadence,ttc-timer.txt b/Documentation/devicetree/bindings/timer/cadence,ttc-timer.txt deleted file mode 100644 index eeee6cd51e5c..000000000000 --- a/Documentation/devicetree/bindings/timer/cadence,ttc-timer.txt +++ /dev/null @@ -1,21 +0,0 @@ -Cadence TTC - Triple Timer Counter - -Required properties: -- compatible : Should be "cdns,ttc". -- reg : Specifies base physical address and size of the registers. -- interrupts : A list of 3 interrupts; one per timer channel. -- clocks: phandle to the source clock - -Optional properties: -- timer-width: Bit width of the timer, necessary if not 16. - -Example: - -ttc0: ttc0@f8001000 { - interrupt-parent = <&intc>; - interrupts = < 0 10 4 0 11 4 0 12 4 >; - compatible = "cdns,ttc"; - reg = <0xF8001000 0x1000>; - clocks = <&cpu_clk 3>; - timer-width = <32>; -}; diff --git a/Documentation/devicetree/bindings/timer/cdns,ttc.yaml b/Documentation/devicetree/bindings/timer/cdns,ttc.yaml new file mode 100644 index 000000000000..da342464d32e --- /dev/null +++ b/Documentation/devicetree/bindings/timer/cdns,ttc.yaml @@ -0,0 +1,72 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/cdns,ttc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cadence TTC - Triple Timer Counter + +maintainers: + - Michal Simek <michal.simek@amd.com> + +properties: + compatible: + const: cdns,ttc + + reg: + maxItems: 1 + + interrupts: + maxItems: 3 + description: | + A list of 3 interrupts; one per timer channel. + + clocks: + maxItems: 1 + + power-domains: + maxItems: 1 + + timer-width: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Bit width of the timer, necessary if not 16. + + "#pwm-cells": + const: 3 + +required: + - compatible + - reg + - clocks + +allOf: + - if: + not: + required: + - "#pwm-cells" + then: + required: + - interrupts + +additionalProperties: false + +examples: + - | + ttc0: ttc0@f8001000 { + interrupt-parent = <&intc>; + interrupts = <0 10 4>, <0 11 4>, <0 12 4>; + compatible = "cdns,ttc"; + reg = <0xF8001000 0x1000>; + clocks = <&cpu_clk 3>; + timer-width = <32>; + }; + + - | + pwm: pwm@f8002000 { + compatible = "cdns,ttc"; + reg = <0xf8002000 0x1000>; + clocks = <&cpu_clk 3>; + timer-width = <32>; + #pwm-cells = <3>; + }; diff --git a/Documentation/devicetree/bindings/timer/cirrus,clps711x-timer.txt b/Documentation/devicetree/bindings/timer/cirrus,clps711x-timer.txt deleted file mode 100644 index d4c62e7b1714..000000000000 --- a/Documentation/devicetree/bindings/timer/cirrus,clps711x-timer.txt +++ /dev/null @@ -1,29 +0,0 @@ -* Cirrus Logic CLPS711X Timer Counter - -Required properties: -- compatible: Shall contain "cirrus,ep7209-timer". -- reg : Address and length of the register set. -- interrupts: The interrupt number of the timer. -- clocks : phandle of timer reference clock. - -Note: Each timer should have an alias correctly numbered in "aliases" node. - -Example: - aliases { - timer0 = &timer1; - timer1 = &timer2; - }; - - timer1: timer@80000300 { - compatible = "cirrus,ep7312-timer", "cirrus,ep7209-timer"; - reg = <0x80000300 0x4>; - interrupts = <8>; - clocks = <&clks 5>; - }; - - timer2: timer@80000340 { - compatible = "cirrus,ep7312-timer", "cirrus,ep7209-timer"; - reg = <0x80000340 0x4>; - interrupts = <9>; - clocks = <&clks 6>; - }; diff --git a/Documentation/devicetree/bindings/timer/cirrus,clps711x-timer.yaml b/Documentation/devicetree/bindings/timer/cirrus,clps711x-timer.yaml new file mode 100644 index 000000000000..507b777e16bc --- /dev/null +++ b/Documentation/devicetree/bindings/timer/cirrus,clps711x-timer.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/cirrus,clps711x-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cirrus Logic CLPS711X Timer Counter + +maintainers: + - Alexander Shiyan <shc_work@mail.ru> + +properties: + compatible: + oneOf: + - items: + - enum: + - cirrus,ep7312-timer + - const: cirrus,ep7209-timer + - const: cirrus,ep7209-timer + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - interrupts + +additionalProperties: false + +examples: + - | + timer@80000300 { + compatible = "cirrus,ep7312-timer", "cirrus,ep7209-timer"; + reg = <0x80000300 0x4>; + interrupts = <8>; + clocks = <&clks 5>; + }; diff --git a/Documentation/devicetree/bindings/timer/cirrus,ep9301-timer.yaml b/Documentation/devicetree/bindings/timer/cirrus,ep9301-timer.yaml new file mode 100644 index 000000000000..e463e11e259d --- /dev/null +++ b/Documentation/devicetree/bindings/timer/cirrus,ep9301-timer.yaml @@ -0,0 +1,49 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/cirrus,ep9301-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cirrus Logic EP93xx timer + +maintainers: + - Alexander Sverdlin <alexander.sverdlin@gmail.com> + - Nikita Shubin <nikita.shubin@maquefel.me> + +properties: + compatible: + oneOf: + - const: cirrus,ep9301-timer + - items: + - enum: + - cirrus,ep9302-timer + - cirrus,ep9307-timer + - cirrus,ep9312-timer + - cirrus,ep9315-timer + - const: cirrus,ep9301-timer + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + resets: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + timer@80810000 { + compatible = "cirrus,ep9301-timer"; + reg = <0x80810000 0x100>; + interrupt-parent = <&vic1>; + interrupts = <19>; + }; +... diff --git a/Documentation/devicetree/bindings/timer/cnxt,cx92755-timer.yaml b/Documentation/devicetree/bindings/timer/cnxt,cx92755-timer.yaml new file mode 100644 index 000000000000..8f1a5af32a36 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/cnxt,cx92755-timer.yaml @@ -0,0 +1,49 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/cnxt,cx92755-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Conexant Digicolor SoCs Timer Controller + +maintainers: + - Baruch Siach <baruch@tkos.co.il> + +properties: + compatible: + const: cnxt,cx92755-timer + + reg: + maxItems: 1 + + interrupts: + description: Contains 8 interrupts, one for each timer + items: + - description: interrupt for timer 0 + - description: interrupt for timer 1 + - description: interrupt for timer 2 + - description: interrupt for timer 3 + - description: interrupt for timer 4 + - description: interrupt for timer 5 + - description: interrupt for timer 6 + - description: interrupt for timer 7 + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + +additionalProperties: false + +examples: + - | + timer@f0000fc0 { + compatible = "cnxt,cx92755-timer"; + reg = <0xf0000fc0 0x40>; + interrupts = <19>, <31>, <34>, <35>, <52>, <53>, <54>, <55>; + clocks = <&main_clk>; + }; diff --git a/Documentation/devicetree/bindings/timer/csky,gx6605s-timer.txt b/Documentation/devicetree/bindings/timer/csky,gx6605s-timer.txt deleted file mode 100644 index 6b04344f4bea..000000000000 --- a/Documentation/devicetree/bindings/timer/csky,gx6605s-timer.txt +++ /dev/null @@ -1,42 +0,0 @@ -================= -gx6605s SOC Timer -================= - -The timer is used in gx6605s soc as system timer and the driver -contain clk event and clk source. - -============================== -timer node bindings definition -============================== - - Description: Describes gx6605s SOC timer - - PROPERTIES - - - compatible - Usage: required - Value type: <string> - Definition: must be "csky,gx6605s-timer" - - reg - Usage: required - Value type: <u32 u32> - Definition: <phyaddr size> in soc from cpu view - - clocks - Usage: required - Value type: phandle + clock specifier cells - Definition: must be input clk node - - interrupt - Usage: required - Value type: <u32> - Definition: must be timer irq num defined by soc - -Examples: ---------- - - timer0: timer@20a000 { - compatible = "csky,gx6605s-timer"; - reg = <0x0020a000 0x400>; - clocks = <&dummy_apb_clk>; - interrupts = <10>; - interrupt-parent = <&intc>; - }; diff --git a/Documentation/devicetree/bindings/timer/csky,gx6605s-timer.yaml b/Documentation/devicetree/bindings/timer/csky,gx6605s-timer.yaml new file mode 100644 index 000000000000..888fc8113996 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/csky,gx6605s-timer.yaml @@ -0,0 +1,40 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/csky,gx6605s-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: gx6605s SOC Timer + +maintainers: + - Guo Ren <guoren@kernel.org> + +properties: + compatible: + const: csky,gx6605s-timer + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - interrupts + +additionalProperties: false + +examples: + - | + timer@20a000 { + compatible = "csky,gx6605s-timer"; + reg = <0x0020a000 0x400>; + clocks = <&dummy_apb_clk>; + interrupts = <10>; + }; diff --git a/Documentation/devicetree/bindings/timer/csky,mptimer.txt b/Documentation/devicetree/bindings/timer/csky,mptimer.txt deleted file mode 100644 index 15cfec08fbb8..000000000000 --- a/Documentation/devicetree/bindings/timer/csky,mptimer.txt +++ /dev/null @@ -1,42 +0,0 @@ -============================ -C-SKY Multi-processors Timer -============================ - -C-SKY multi-processors timer is designed for C-SKY SMP system and the -regs is accessed by cpu co-processor 4 registers with mtcr/mfcr. - - - PTIM_CTLR "cr<0, 14>" Control reg to start reset timer. - - PTIM_TSR "cr<1, 14>" Interrupt cleanup status reg. - - PTIM_CCVR "cr<3, 14>" Current counter value reg. - - PTIM_LVR "cr<6, 14>" Window value reg to triger next event. - -============================== -timer node bindings definition -============================== - - Description: Describes SMP timer - - PROPERTIES - - - compatible - Usage: required - Value type: <string> - Definition: must be "csky,mptimer" - - clocks - Usage: required - Value type: <node> - Definition: must be input clk node - - interrupts - Usage: required - Value type: <u32> - Definition: must be timer irq num defined by soc - -Examples: ---------- - - timer: timer { - compatible = "csky,mptimer"; - clocks = <&dummy_apb_clk>; - interrupts = <16>; - interrupt-parent = <&intc>; - }; diff --git a/Documentation/devicetree/bindings/timer/csky,mptimer.yaml b/Documentation/devicetree/bindings/timer/csky,mptimer.yaml new file mode 100644 index 000000000000..12cc5282c8f8 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/csky,mptimer.yaml @@ -0,0 +1,46 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/csky,mptimer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: C-SKY Multi-processors Timer + +maintainers: + - Flavio Suligoi <f.suligoi@asem.it> + - Guo Ren <guoren@kernel.org> + +description: | + C-SKY multi-processors timer is designed for C-SKY SMP system and the regs are + accessed by cpu co-processor 4 registers with mtcr/mfcr. + + - PTIM_CTLR "cr<0, 14>" Control reg to start reset timer. + - PTIM_TSR "cr<1, 14>" Interrupt cleanup status reg. + - PTIM_CCVR "cr<3, 14>" Current counter value reg. + - PTIM_LVR "cr<6, 14>" Window value reg to trigger next event. + +properties: + compatible: + items: + - const: csky,mptimer + + clocks: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - clocks + - interrupts + +additionalProperties: false + +examples: + - | + timer { + compatible = "csky,mptimer"; + clocks = <&dummy_apb_clk>; + interrupts = <16>; + }; diff --git a/Documentation/devicetree/bindings/timer/digicolor-timer.txt b/Documentation/devicetree/bindings/timer/digicolor-timer.txt deleted file mode 100644 index d1b659bbc29f..000000000000 --- a/Documentation/devicetree/bindings/timer/digicolor-timer.txt +++ /dev/null @@ -1,18 +0,0 @@ -Conexant Digicolor SoCs Timer Controller - -Required properties: - -- compatible : should be "cnxt,cx92755-timer" -- reg : Specifies base physical address and size of the "Agent Communication" - timer registers -- interrupts : Contains 8 interrupts, one for each timer -- clocks: phandle to the main clock - -Example: - - timer@f0000fc0 { - compatible = "cnxt,cx92755-timer"; - reg = <0xf0000fc0 0x40>; - interrupts = <19>, <31>, <34>, <35>, <52>, <53>, <54>, <55>; - clocks = <&main_clk>; - }; diff --git a/Documentation/devicetree/bindings/timer/econet,en751221-timer.yaml b/Documentation/devicetree/bindings/timer/econet,en751221-timer.yaml new file mode 100644 index 000000000000..c1e7c2b6afde --- /dev/null +++ b/Documentation/devicetree/bindings/timer/econet,en751221-timer.yaml @@ -0,0 +1,80 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/econet,en751221-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: EcoNet EN751221 High Precision Timer (HPT) + +maintainers: + - Caleb James DeLisle <cjd@cjdns.fr> + +description: + The EcoNet High Precision Timer (HPT) is a timer peripheral found in various + EcoNet SoCs, including the EN751221 and EN751627 families. It provides per-VPE + count/compare registers and a per-CPU control register, with a single interrupt + line using a percpu-devid interrupt mechanism. + +properties: + compatible: + oneOf: + - const: econet,en751221-timer + - items: + - const: econet,en751627-timer + - const: econet,en751221-timer + + reg: + minItems: 1 + maxItems: 2 + + interrupts: + maxItems: 1 + description: A percpu-devid timer interrupt shared across CPUs. + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + +allOf: + - if: + properties: + compatible: + contains: + const: econet,en751627-timer + then: + properties: + reg: + items: + - description: VPE timers 0 and 1 + - description: VPE timers 2 and 3 + else: + properties: + reg: + items: + - description: VPE timers 0 and 1 + +additionalProperties: false + +examples: + - | + timer@1fbf0400 { + compatible = "econet,en751627-timer", "econet,en751221-timer"; + reg = <0x1fbf0400 0x100>, <0x1fbe0000 0x100>; + interrupt-parent = <&intc>; + interrupts = <30>; + clocks = <&hpt_clock>; + }; + - | + timer@1fbf0400 { + compatible = "econet,en751221-timer"; + reg = <0x1fbe0400 0x100>; + interrupt-parent = <&intc>; + interrupts = <30>; + clocks = <&hpt_clock>; + }; +... diff --git a/Documentation/devicetree/bindings/timer/energymicro,efm32-timer.txt b/Documentation/devicetree/bindings/timer/energymicro,efm32-timer.txt deleted file mode 100644 index e502c11b2211..000000000000 --- a/Documentation/devicetree/bindings/timer/energymicro,efm32-timer.txt +++ /dev/null @@ -1,23 +0,0 @@ -* EFM32 timer hardware - -The efm32 Giant Gecko SoCs come with four 16 bit timers. Two counters can be -connected to form a 32 bit counter. Each timer has three Compare/Capture -channels and can be used as PWM or Quadrature Decoder. Available clock sources -are the cpu's HFPERCLK (with a 10-bit prescaler) or an external pin. - -Required properties: -- compatible : Should be "energymicro,efm32-timer" -- reg : Address and length of the register set -- clocks : Should contain a reference to the HFPERCLK - -Optional properties: -- interrupts : Reference to the timer interrupt - -Example: - -timer@40010c00 { - compatible = "energymicro,efm32-timer"; - reg = <0x40010c00 0x400>; - interrupts = <14>; - clocks = <&cmu clk_HFPERCLKTIMER3>; -}; diff --git a/Documentation/devicetree/bindings/timer/ezchip,nps400-timer.yaml b/Documentation/devicetree/bindings/timer/ezchip,nps400-timer.yaml new file mode 100644 index 000000000000..317c5010c4c1 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/ezchip,nps400-timer.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ezchip,nps400-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: EZChip NPS400 Timers + +maintainers: + - Noam Camus <noamca@mellanox.com> + +properties: + compatible: + enum: + - ezchip,nps400-timer0 + - ezchip,nps400-timer1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + +required: + - compatible + - clocks + +additionalProperties: false + +allOf: + - if: + properties: + compatible: + contains: + const: ezchip,nps400-timer0 + then: + required: [ interrupts ] + +examples: + - | + timer { + compatible = "ezchip,nps400-timer0"; + interrupts = <3>; + clocks = <&sysclk>; + }; diff --git a/Documentation/devicetree/bindings/timer/ezchip,nps400-timer0.txt b/Documentation/devicetree/bindings/timer/ezchip,nps400-timer0.txt deleted file mode 100644 index e3cfce8fecc5..000000000000 --- a/Documentation/devicetree/bindings/timer/ezchip,nps400-timer0.txt +++ /dev/null @@ -1,17 +0,0 @@ -NPS Network Processor - -Required properties: - -- compatible : should be "ezchip,nps400-timer0" - -Clocks required for compatible = "ezchip,nps400-timer0": -- interrupts : The interrupt of the first timer -- clocks : Must contain a single entry describing the clock input - -Example: - -timer { - compatible = "ezchip,nps400-timer0"; - interrupts = <3>; - clocks = <&sysclk>; -}; diff --git a/Documentation/devicetree/bindings/timer/ezchip,nps400-timer1.txt b/Documentation/devicetree/bindings/timer/ezchip,nps400-timer1.txt deleted file mode 100644 index c0ab4190b8fb..000000000000 --- a/Documentation/devicetree/bindings/timer/ezchip,nps400-timer1.txt +++ /dev/null @@ -1,15 +0,0 @@ -NPS Network Processor - -Required properties: - -- compatible : should be "ezchip,nps400-timer1" - -Clocks required for compatible = "ezchip,nps400-timer1": -- clocks : Must contain a single entry describing the clock input - -Example: - -timer { - compatible = "ezchip,nps400-timer1"; - clocks = <&sysclk>; -}; diff --git a/Documentation/devicetree/bindings/timer/faraday,fttmr010.txt b/Documentation/devicetree/bindings/timer/faraday,fttmr010.txt index 195792270414..3cb2f4c98d64 100644 --- a/Documentation/devicetree/bindings/timer/faraday,fttmr010.txt +++ b/Documentation/devicetree/bindings/timer/faraday,fttmr010.txt @@ -11,6 +11,7 @@ Required properties: "moxa,moxart-timer", "faraday,fttmr010" "aspeed,ast2400-timer" "aspeed,ast2500-timer" + "aspeed,ast2600-timer" - reg : Should contain registers location and length - interrupts : Should contain the three timer interrupts usually with diff --git a/Documentation/devicetree/bindings/timer/fsl,ftm-timer.txt b/Documentation/devicetree/bindings/timer/fsl,ftm-timer.txt deleted file mode 100644 index aa8c40230e5e..000000000000 --- a/Documentation/devicetree/bindings/timer/fsl,ftm-timer.txt +++ /dev/null @@ -1,31 +0,0 @@ -Freescale FlexTimer Module (FTM) Timer - -Required properties: - -- compatible : should be "fsl,ftm-timer" -- reg : Specifies base physical address and size of the register sets for the - clock event device and clock source device. -- interrupts : Should be the clock event device interrupt. -- clocks : The clocks provided by the SoC to drive the timer, must contain an - entry for each entry in clock-names. -- clock-names : Must include the following entries: - o "ftm-evt" - o "ftm-src" - o "ftm-evt-counter-en" - o "ftm-src-counter-en" -- big-endian: One boolean property, the big endian mode will be in use if it is - present, or the little endian mode will be in use for all the device registers. - -Example: -ftm: ftm@400b8000 { - compatible = "fsl,ftm-timer"; - reg = <0x400b8000 0x1000 0x400b9000 0x1000>; - interrupts = <0 44 IRQ_TYPE_LEVEL_HIGH>; - clock-names = "ftm-evt", "ftm-src", - "ftm-evt-counter-en", "ftm-src-counter-en"; - clocks = <&clks VF610_CLK_FTM2>, - <&clks VF610_CLK_FTM3>, - <&clks VF610_CLK_FTM2_EXT_FIX_EN>, - <&clks VF610_CLK_FTM3_EXT_FIX_EN>; - big-endian; -}; diff --git a/Documentation/devicetree/bindings/timer/fsl,ftm-timer.yaml b/Documentation/devicetree/bindings/timer/fsl,ftm-timer.yaml new file mode 100644 index 000000000000..0e4a8ddc3de3 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/fsl,ftm-timer.yaml @@ -0,0 +1,59 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/fsl,ftm-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale FlexTimer Module (FTM) Timer + +maintainers: + - Animesh Agarwal <animeshagarwal28@gmail.com> + +properties: + compatible: + const: fsl,ftm-timer + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + description: The clocks provided by the SoC to drive the timer, must + contain an entry for each entry in clock-names. + minItems: 4 + maxItems: 4 + + clock-names: + items: + - const: ftm-evt + - const: ftm-src + - const: ftm-evt-counter-en + - const: ftm-src-counter-en + + big-endian: true + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/vf610-clock.h> + #include <dt-bindings/interrupt-controller/irq.h> + + ftm@400b8000 { + compatible = "fsl,ftm-timer"; + reg = <0x400b8000 0x1000>; + interrupts = <0 44 IRQ_TYPE_LEVEL_HIGH>; + clock-names = "ftm-evt", "ftm-src", "ftm-evt-counter-en", "ftm-src-counter-en"; + clocks = <&clks VF610_CLK_FTM2>, <&clks VF610_CLK_FTM3>, + <&clks VF610_CLK_FTM2_EXT_FIX_EN>, <&clks VF610_CLK_FTM3_EXT_FIX_EN>; + big-endian; + }; diff --git a/Documentation/devicetree/bindings/timer/fsl,gtm.txt b/Documentation/devicetree/bindings/timer/fsl,gtm.txt deleted file mode 100644 index fc1c571f7412..000000000000 --- a/Documentation/devicetree/bindings/timer/fsl,gtm.txt +++ /dev/null @@ -1,30 +0,0 @@ -* Freescale General-purpose Timers Module - -Required properties: - - compatible : should be - "fsl,<chip>-gtm", "fsl,gtm" for SOC GTMs - "fsl,<chip>-qe-gtm", "fsl,qe-gtm", "fsl,gtm" for QE GTMs - "fsl,<chip>-cpm2-gtm", "fsl,cpm2-gtm", "fsl,gtm" for CPM2 GTMs - - reg : should contain gtm registers location and length (0x40). - - interrupts : should contain four interrupts. - - clock-frequency : specifies the frequency driving the timer. - -Example: - -timer@500 { - compatible = "fsl,mpc8360-gtm", "fsl,gtm"; - reg = <0x500 0x40>; - interrupts = <90 8 78 8 84 8 72 8>; - interrupt-parent = <&ipic>; - /* filled by u-boot */ - clock-frequency = <0>; -}; - -timer@440 { - compatible = "fsl,mpc8360-qe-gtm", "fsl,qe-gtm", "fsl,gtm"; - reg = <0x440 0x40>; - interrupts = <12 13 14 15>; - interrupt-parent = <&qeic>; - /* filled by u-boot */ - clock-frequency = <0>; -}; diff --git a/Documentation/devicetree/bindings/timer/fsl,gtm.yaml b/Documentation/devicetree/bindings/timer/fsl,gtm.yaml new file mode 100644 index 000000000000..1f35f1ee0be2 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/fsl,gtm.yaml @@ -0,0 +1,83 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/fsl,gtm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale General-purpose Timers Module + +maintainers: + - J. Neuschäfer <j.ne@posteo.net> + +properties: + compatible: + oneOf: + # for SoC GTMs + - items: + - enum: + - fsl,mpc8308-gtm + - fsl,mpc8313-gtm + - fsl,mpc8315-gtm + - fsl,mpc8360-gtm + - const: fsl,gtm + + # for QE GTMs + - items: + - enum: + - fsl,mpc8360-qe-gtm + - fsl,mpc8569-qe-gtm + - const: fsl,qe-gtm + - const: fsl,gtm + + # for CPM2 GTMs (no known examples) + - items: + # - enum: + # - fsl,<chip>-cpm2-gtm + - const: fsl,cpm2-gtm + - const: fsl,gtm + + reg: + maxItems: 1 + + interrupts: + items: + - description: Interrupt for timer 1 (e.g. GTM1 or GTM5) + - description: Interrupt for timer 2 (e.g. GTM2 or GTM6) + - description: Interrupt for timer 3 (e.g. GTM3 or GTM7) + - description: Interrupt for timer 4 (e.g. GTM4 or GTM8) + + clock-frequency: true + +required: + - compatible + - reg + - interrupts + - clock-frequency + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + + timer@500 { + compatible = "fsl,mpc8360-gtm", "fsl,gtm"; + reg = <0x500 0x40>; + interrupts = <90 IRQ_TYPE_LEVEL_LOW>, + <78 IRQ_TYPE_LEVEL_LOW>, + <84 IRQ_TYPE_LEVEL_LOW>, + <72 IRQ_TYPE_LEVEL_LOW>; + /* filled by u-boot */ + clock-frequency = <0>; + }; + + - | + timer@440 { + compatible = "fsl,mpc8360-qe-gtm", "fsl,qe-gtm", "fsl,gtm"; + reg = <0x440 0x40>; + interrupts = <12>, <13>, <14>, <15>; + /* filled by u-boot */ + clock-frequency = <0>; + }; + +... diff --git a/Documentation/devicetree/bindings/timer/fsl,imxgpt.txt b/Documentation/devicetree/bindings/timer/fsl,imxgpt.txt deleted file mode 100644 index 5d8fd5b52598..000000000000 --- a/Documentation/devicetree/bindings/timer/fsl,imxgpt.txt +++ /dev/null @@ -1,45 +0,0 @@ -Freescale i.MX General Purpose Timer (GPT) - -Required properties: - -- compatible : should be one of following: - for i.MX1: - - "fsl,imx1-gpt"; - for i.MX21: - - "fsl,imx21-gpt"; - for i.MX27: - - "fsl,imx27-gpt", "fsl,imx21-gpt"; - for i.MX31: - - "fsl,imx31-gpt"; - for i.MX25: - - "fsl,imx25-gpt", "fsl,imx31-gpt"; - for i.MX50: - - "fsl,imx50-gpt", "fsl,imx31-gpt"; - for i.MX51: - - "fsl,imx51-gpt", "fsl,imx31-gpt"; - for i.MX53: - - "fsl,imx53-gpt", "fsl,imx31-gpt"; - for i.MX6Q: - - "fsl,imx6q-gpt", "fsl,imx31-gpt"; - for i.MX6DL: - - "fsl,imx6dl-gpt"; - for i.MX6SL: - - "fsl,imx6sl-gpt", "fsl,imx6dl-gpt"; - for i.MX6SX: - - "fsl,imx6sx-gpt", "fsl,imx6dl-gpt"; -- reg : specifies base physical address and size of the registers. -- interrupts : should be the gpt interrupt. -- clocks : the clocks provided by the SoC to drive the timer, must contain - an entry for each entry in clock-names. -- clock-names : must include "ipg" entry first, then "per" entry. - -Example: - -gpt1: timer@10003000 { - compatible = "fsl,imx27-gpt", "fsl,imx21-gpt"; - reg = <0x10003000 0x1000>; - interrupts = <26>; - clocks = <&clks IMX27_CLK_GPT1_IPG_GATE>, - <&clks IMX27_CLK_PER1_GATE>; - clock-names = "ipg", "per"; -}; diff --git a/Documentation/devicetree/bindings/timer/fsl,imxgpt.yaml b/Documentation/devicetree/bindings/timer/fsl,imxgpt.yaml new file mode 100644 index 000000000000..9898dc7ea97b --- /dev/null +++ b/Documentation/devicetree/bindings/timer/fsl,imxgpt.yaml @@ -0,0 +1,108 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/fsl,imxgpt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale i.MX General Purpose Timer (GPT) + +maintainers: + - Sascha Hauer <s.hauer@pengutronix.de> + +properties: + compatible: + oneOf: + - const: fsl,imx1-gpt + - const: fsl,imx21-gpt + - items: + - const: fsl,imx27-gpt + - const: fsl,imx21-gpt + - const: fsl,imx31-gpt + - items: + - enum: + - fsl,imx25-gpt + - fsl,imx35-gpt + - fsl,imx50-gpt + - fsl,imx51-gpt + - fsl,imx53-gpt + - fsl,imx6q-gpt + - const: fsl,imx31-gpt + - const: fsl,imx6dl-gpt + - items: + - enum: + - fsl,imx6sl-gpt + - fsl,imx6sx-gpt + - fsl,imx7d-gpt + - fsl,imx8mp-gpt + - fsl,imxrt1050-gpt + - fsl,imxrt1170-gpt + - const: fsl,imx6dl-gpt + - items: + - enum: + - fsl,imx6ul-gpt + - const: fsl,imx6sx-gpt + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + minItems: 2 + items: + - description: SoC GPT ipg clock + - description: SoC GPT per clock + - description: SoC GPT osc per clock + + clock-names: + minItems: 2 + items: + - const: ipg + - const: per + - const: osc_per + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +allOf: + - if: + properties: + compatible: + contains: + enum: + - fsl,imx6dl-gpt + - fsl,imx6q-gpt + then: + properties: + clocks: + minItems: 2 + maxItems: 3 + clock-names: + minItems: 2 + maxItems: 3 + else: + properties: + clocks: + maxItems: 2 + clock-names: + maxItems: 2 + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/imx27-clock.h> + + timer@10003000 { + compatible = "fsl,imx27-gpt", "fsl,imx21-gpt"; + reg = <0x10003000 0x1000>; + interrupts = <26>; + clocks = <&clks IMX27_CLK_GPT1_IPG_GATE>, + <&clks IMX27_CLK_PER1_GATE>; + clock-names = "ipg", "per"; + }; diff --git a/Documentation/devicetree/bindings/timer/fsl,vf610-pit.yaml b/Documentation/devicetree/bindings/timer/fsl,vf610-pit.yaml new file mode 100644 index 000000000000..bee2c35bd0e2 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/fsl,vf610-pit.yaml @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/fsl,vf610-pit.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale Periodic Interrupt Timer (PIT) + +maintainers: + - Frank Li <Frank.Li@nxp.com> + +description: + The PIT module is an array of timers that can be used to raise interrupts + and trigger DMA channels. + +properties: + compatible: + enum: + - fsl,vf610-pit + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + items: + - const: pit + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/vf610-clock.h> + #include <dt-bindings/interrupt-controller/irq.h> + + timer@40037000 { + compatible = "fsl,vf610-pit"; + reg = <0x40037000 0x1000>; + interrupts = <39 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clks VF610_CLK_PIT>; + clock-names = "pit"; + }; diff --git a/Documentation/devicetree/bindings/timer/hpe,gxp-timer.yaml b/Documentation/devicetree/bindings/timer/hpe,gxp-timer.yaml new file mode 100644 index 000000000000..d33d90f44d28 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/hpe,gxp-timer.yaml @@ -0,0 +1,47 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/hpe,gxp-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: HPE GXP Timer + +maintainers: + - Nick Hawkins <nick.hawkins@hpe.com> + - Jean-Marie Verdun <verdun@hpe.com> + +properties: + compatible: + const: hpe,gxp-timer + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + const: iop + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + timer@c0000000 { + compatible = "hpe,gxp-timer"; + reg = <0x80 0x16>; + interrupts = <0>; + interrupt-parent = <&vic0>; + clocks = <&iopclk>; + clock-names = "iop"; + }; diff --git a/Documentation/devicetree/bindings/timer/img,pistachio-gptimer.txt b/Documentation/devicetree/bindings/timer/img,pistachio-gptimer.txt deleted file mode 100644 index 7afce80bf6a0..000000000000 --- a/Documentation/devicetree/bindings/timer/img,pistachio-gptimer.txt +++ /dev/null @@ -1,28 +0,0 @@ -* Pistachio general-purpose timer based clocksource - -Required properties: - - compatible: "img,pistachio-gptimer". - - reg: Address range of the timer registers. - - interrupts: An interrupt for each of the four timers - - clocks: Should contain a clock specifier for each entry in clock-names - - clock-names: Should contain the following entries: - "sys", interface clock - "slow", slow counter clock - "fast", fast counter clock - - img,cr-periph: Must contain a phandle to the peripheral control - syscon node. - -Example: - timer: timer@18102000 { - compatible = "img,pistachio-gptimer"; - reg = <0x18102000 0x100>; - interrupts = <GIC_SHARED 60 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SHARED 61 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SHARED 62 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SHARED 63 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&clk_periph PERIPH_CLK_COUNTER_FAST>, - <&clk_periph PERIPH_CLK_COUNTER_SLOW>, - <&cr_periph SYS_CLK_TIMER>; - clock-names = "fast", "slow", "sys"; - img,cr-periph = <&cr_periph>; - }; diff --git a/Documentation/devicetree/bindings/timer/img,pistachio-gptimer.yaml b/Documentation/devicetree/bindings/timer/img,pistachio-gptimer.yaml new file mode 100644 index 000000000000..a8654bcf68a9 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/img,pistachio-gptimer.yaml @@ -0,0 +1,69 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/img,pistachio-gptimer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Pistachio general-purpose timer + +maintainers: + - Ezequiel Garcia <ezequiel.garcia@imgtec.com> + +properties: + compatible: + const: img,pistachio-gptimer + + reg: + maxItems: 1 + + interrupts: + items: + - description: Timer0 interrupt + - description: Timer1 interrupt + - description: Timer2 interrupt + - description: Timer3 interrupt + + clocks: + items: + - description: Fast counter clock + - description: Slow counter clock + - description: Interface clock + + clock-names: + items: + - const: fast + - const: slow + - const: sys + + img,cr-periph: + description: Peripheral control syscon phandle + $ref: /schemas/types.yaml#/definitions/phandle + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - img,cr-periph + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/mips-gic.h> + #include <dt-bindings/clock/pistachio-clk.h> + + timer@18102000 { + compatible = "img,pistachio-gptimer"; + reg = <0x18102000 0x100>; + interrupts = <GIC_SHARED 60 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SHARED 61 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SHARED 62 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SHARED 63 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clk_periph PERIPH_CLK_COUNTER_FAST>, + <&clk_periph PERIPH_CLK_COUNTER_SLOW>, + <&cr_periph SYS_CLK_TIMER>; + clock-names = "fast", "slow", "sys"; + img,cr-periph = <&cr_periph>; + }; diff --git a/Documentation/devicetree/bindings/timer/ingenic,sysost.yaml b/Documentation/devicetree/bindings/timer/ingenic,sysost.yaml new file mode 100644 index 000000000000..bdc82d8bce0e --- /dev/null +++ b/Documentation/devicetree/bindings/timer/ingenic,sysost.yaml @@ -0,0 +1,63 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/ingenic,sysost.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: SYSOST in Ingenic XBurst family SoCs + +maintainers: + - 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com> + +description: + The SYSOST in an Ingenic SoC provides one 64bit timer for clocksource + and one or more 32bit timers for clockevent. + +properties: + "#clock-cells": + const: 1 + + compatible: + enum: + - ingenic,x1000-ost + - ingenic,x2000-ost + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + const: ost + + interrupts: + maxItems: 1 + +required: + - "#clock-cells" + - compatible + - reg + - clocks + - clock-names + - interrupts + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/ingenic,x1000-cgu.h> + + ost: timer@12000000 { + compatible = "ingenic,x1000-ost"; + reg = <0x12000000 0x3c>; + + #clock-cells = <1>; + + clocks = <&cgu X1000_CLK_OST>; + clock-names = "ost"; + + interrupt-parent = <&cpuintc>; + interrupts = <3>; + }; +... diff --git a/Documentation/devicetree/bindings/timer/ingenic,tcu.txt b/Documentation/devicetree/bindings/timer/ingenic,tcu.txt deleted file mode 100644 index 0b63cebc5f45..000000000000 --- a/Documentation/devicetree/bindings/timer/ingenic,tcu.txt +++ /dev/null @@ -1,137 +0,0 @@ -Ingenic JZ47xx SoCs Timer/Counter Unit devicetree bindings -========================================================== - -For a description of the TCU hardware and drivers, have a look at -Documentation/mips/ingenic-tcu.rst. - -Required properties: - -- compatible: Must be one of: - * ingenic,jz4740-tcu - * ingenic,jz4725b-tcu - * ingenic,jz4770-tcu - followed by "simple-mfd". -- reg: Should be the offset/length value corresponding to the TCU registers -- clocks: List of phandle & clock specifiers for clocks external to the TCU. - The "pclk", "rtc" and "ext" clocks should be provided. The "tcu" clock - should be provided if the SoC has it. -- clock-names: List of name strings for the external clocks. -- #clock-cells: Should be <1>; - Clock consumers specify this argument to identify a clock. The valid values - may be found in <dt-bindings/clock/ingenic,tcu.h>. -- interrupt-controller : Identifies the node as an interrupt controller -- #interrupt-cells : Specifies the number of cells needed to encode an - interrupt source. The value should be 1. -- interrupts : Specifies the interrupt the controller is connected to. - -Optional properties: - -- ingenic,pwm-channels-mask: Bitmask of TCU channels reserved for PWM use. - Default value is 0xfc. - - -Children nodes -========================================================== - - -PWM node: ---------- - -Required properties: - -- compatible: Must be one of: - * ingenic,jz4740-pwm - * ingenic,jz4725b-pwm -- #pwm-cells: Should be 3. See ../pwm/pwm.yaml for a description of the cell - format. -- clocks: List of phandle & clock specifiers for the TCU clocks. -- clock-names: List of name strings for the TCU clocks. - - -Watchdog node: --------------- - -Required properties: - -- compatible: Must be "ingenic,jz4740-watchdog" -- clocks: phandle to the WDT clock -- clock-names: should be "wdt" - - -OS Timer node: ---------- - -Required properties: - -- compatible: Must be one of: - * ingenic,jz4725b-ost - * ingenic,jz4770-ost -- clocks: phandle to the OST clock -- clock-names: should be "ost" -- interrupts : Specifies the interrupt the OST is connected to. - - -Example -========================================================== - -#include <dt-bindings/clock/jz4770-cgu.h> -#include <dt-bindings/clock/ingenic,tcu.h> - -/ { - tcu: timer@10002000 { - compatible = "ingenic,jz4770-tcu", "simple-mfd"; - reg = <0x10002000 0x1000>; - #address-cells = <1>; - #size-cells = <1>; - ranges = <0x0 0x10002000 0x1000>; - - #clock-cells = <1>; - - clocks = <&cgu JZ4770_CLK_RTC - &cgu JZ4770_CLK_EXT - &cgu JZ4770_CLK_PCLK>; - clock-names = "rtc", "ext", "pclk"; - - interrupt-controller; - #interrupt-cells = <1>; - - interrupt-parent = <&intc>; - interrupts = <27 26 25>; - - watchdog: watchdog@0 { - compatible = "ingenic,jz4740-watchdog"; - reg = <0x0 0xc>; - - clocks = <&tcu TCU_CLK_WDT>; - clock-names = "wdt"; - }; - - pwm: pwm@40 { - compatible = "ingenic,jz4740-pwm"; - reg = <0x40 0x80>; - - #pwm-cells = <3>; - - clocks = <&tcu TCU_CLK_TIMER0 - &tcu TCU_CLK_TIMER1 - &tcu TCU_CLK_TIMER2 - &tcu TCU_CLK_TIMER3 - &tcu TCU_CLK_TIMER4 - &tcu TCU_CLK_TIMER5 - &tcu TCU_CLK_TIMER6 - &tcu TCU_CLK_TIMER7>; - clock-names = "timer0", "timer1", "timer2", "timer3", - "timer4", "timer5", "timer6", "timer7"; - }; - - ost: timer@e0 { - compatible = "ingenic,jz4770-ost"; - reg = <0xe0 0x20>; - - clocks = <&tcu TCU_CLK_OST>; - clock-names = "ost"; - - interrupts = <15>; - }; - }; -}; diff --git a/Documentation/devicetree/bindings/timer/ingenic,tcu.yaml b/Documentation/devicetree/bindings/timer/ingenic,tcu.yaml new file mode 100644 index 000000000000..585b5f5217c4 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/ingenic,tcu.yaml @@ -0,0 +1,302 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/ingenic,tcu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Ingenic SoCs Timer/Counter Unit (TCU) + +description: | + For a description of the TCU hardware and drivers, have a look at + Documentation/arch/mips/ingenic-tcu.rst. + +maintainers: + - Paul Cercueil <paul@crapouillou.net> + +select: + properties: + compatible: + contains: + enum: + - ingenic,jz4740-tcu + - ingenic,jz4725b-tcu + - ingenic,jz4760-tcu + - ingenic,jz4760b-tcu + - ingenic,jz4770-tcu + - ingenic,jz4780-tcu + - ingenic,x1000-tcu + required: + - compatible + +properties: + $nodename: + pattern: "^timer@[0-9a-f]+$" + + "#address-cells": + const: 1 + + "#size-cells": + const: 1 + + "#clock-cells": + const: 1 + + "#interrupt-cells": + const: 1 + + interrupt-controller: true + + ranges: true + + compatible: + oneOf: + - items: + - enum: + - ingenic,jz4740-tcu + - ingenic,jz4725b-tcu + - ingenic,jz4760-tcu + - ingenic,x1000-tcu + - const: simple-mfd + - items: + - enum: + - ingenic,jz4780-tcu + - ingenic,jz4770-tcu + - ingenic,jz4760b-tcu + - const: ingenic,jz4760-tcu + - const: simple-mfd + + reg: + maxItems: 1 + + clocks: + items: + - description: RTC clock + - description: EXT clock + - description: PCLK clock + - description: TCU clock + minItems: 3 + + clock-names: + items: + - const: rtc + - const: ext + - const: pclk + - const: tcu + minItems: 3 + + interrupts: + items: + - description: TCU0 interrupt + - description: TCU1 interrupt + - description: TCU2 interrupt + minItems: 1 + + assigned-clocks: + minItems: 1 + maxItems: 8 + + assigned-clock-parents: + minItems: 1 + maxItems: 8 + + assigned-clock-rates: + minItems: 1 + maxItems: 8 + + ingenic,pwm-channels-mask: + description: Bitmask of TCU channels reserved for PWM use. + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0x00 + maximum: 0xff + default: 0xfc + +patternProperties: + "^watchdog@[a-f0-9]+$": + type: object + $ref: /schemas/watchdog/watchdog.yaml# + unevaluatedProperties: false + + properties: + compatible: + oneOf: + - enum: + - ingenic,jz4740-watchdog + - ingenic,jz4780-watchdog + - items: + - enum: + - ingenic,jz4770-watchdog + - ingenic,jz4760b-watchdog + - ingenic,jz4760-watchdog + - ingenic,jz4725b-watchdog + - const: ingenic,jz4740-watchdog + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + const: wdt + + required: + - compatible + - reg + - clocks + - clock-names + + "^pwm@[a-f0-9]+$": + type: object + $ref: /schemas/pwm/pwm.yaml# + unevaluatedProperties: false + + properties: + compatible: + oneOf: + - enum: + - ingenic,jz4740-pwm + - ingenic,jz4725b-pwm + - ingenic,x1000-pwm + - items: + - enum: + - ingenic,jz4760-pwm + - ingenic,jz4760b-pwm + - ingenic,jz4770-pwm + - ingenic,jz4780-pwm + - const: ingenic,jz4740-pwm + + reg: + maxItems: 1 + + clocks: + minItems: 6 + maxItems: 8 + + clock-names: + items: + - const: timer0 + - const: timer1 + - const: timer2 + - const: timer3 + - const: timer4 + - const: timer5 + - const: timer6 + - const: timer7 + minItems: 6 + + required: + - compatible + - reg + - clocks + - clock-names + + "^timer@[a-f0-9]+$": + type: object + properties: + compatible: + oneOf: + - enum: + - ingenic,jz4725b-ost + - ingenic,jz4760b-ost + - items: + - const: ingenic,jz4760-ost + - const: ingenic,jz4725b-ost + - items: + - enum: + - ingenic,jz4780-ost + - ingenic,jz4770-ost + - const: ingenic,jz4760b-ost + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + const: ost + + interrupts: + maxItems: 1 + + required: + - compatible + - reg + - clocks + - clock-names + - interrupts + + additionalProperties: false + +required: + - "#clock-cells" + - "#interrupt-cells" + - interrupt-controller + - compatible + - reg + - clocks + - clock-names + - interrupts + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/ingenic,jz4770-cgu.h> + #include <dt-bindings/clock/ingenic,tcu.h> + tcu: timer@10002000 { + compatible = "ingenic,jz4770-tcu", "ingenic,jz4760-tcu", "simple-mfd"; + reg = <0x10002000 0x1000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x10002000 0x1000>; + + #clock-cells = <1>; + + clocks = <&cgu JZ4770_CLK_RTC>, + <&cgu JZ4770_CLK_EXT>, + <&cgu JZ4770_CLK_PCLK>; + clock-names = "rtc", "ext", "pclk"; + + interrupt-controller; + #interrupt-cells = <1>; + + interrupt-parent = <&intc>; + interrupts = <27 26 25>; + + watchdog: watchdog@0 { + compatible = "ingenic,jz4770-watchdog", "ingenic,jz4740-watchdog"; + reg = <0x0 0xc>; + + clocks = <&tcu TCU_CLK_WDT>; + clock-names = "wdt"; + }; + + pwm: pwm@40 { + compatible = "ingenic,jz4770-pwm", "ingenic,jz4740-pwm"; + reg = <0x40 0x80>; + + #pwm-cells = <3>; + + clocks = <&tcu TCU_CLK_TIMER0>, + <&tcu TCU_CLK_TIMER1>, + <&tcu TCU_CLK_TIMER2>, + <&tcu TCU_CLK_TIMER3>, + <&tcu TCU_CLK_TIMER4>, + <&tcu TCU_CLK_TIMER5>, + <&tcu TCU_CLK_TIMER6>, + <&tcu TCU_CLK_TIMER7>; + clock-names = "timer0", "timer1", "timer2", "timer3", + "timer4", "timer5", "timer6", "timer7"; + }; + + ost: timer@e0 { + compatible = "ingenic,jz4770-ost", "ingenic,jz4760b-ost"; + reg = <0xe0 0x20>; + + clocks = <&tcu TCU_CLK_OST>; + clock-names = "ost"; + + interrupts = <15>; + }; + }; diff --git a/Documentation/devicetree/bindings/timer/intel,ixp4xx-timer.yaml b/Documentation/devicetree/bindings/timer/intel,ixp4xx-timer.yaml index 2807225db902..526b8db4d575 100644 --- a/Documentation/devicetree/bindings/timer/intel,ixp4xx-timer.yaml +++ b/Documentation/devicetree/bindings/timer/intel,ixp4xx-timer.yaml @@ -2,8 +2,8 @@ # Copyright 2018 Linaro Ltd. %YAML 1.2 --- -$id: "http://devicetree.org/schemas/timer/intel,ixp4xx-timer.yaml#" -$schema: "http://devicetree.org/meta-schemas/core.yaml#" +$id: http://devicetree.org/schemas/timer/intel,ixp4xx-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# title: Intel IXP4xx XScale Networking Processors Timers @@ -18,11 +18,10 @@ properties: - const: intel,ixp4xx-timer reg: - description: Should contain registers location and length + maxItems: 1 interrupts: minItems: 1 - maxItems: 2 items: - description: Timer 1 interrupt - description: Timer 2 interrupt @@ -32,6 +31,8 @@ required: - reg - interrupts +additionalProperties: false + examples: - | #include <dt-bindings/interrupt-controller/irq.h> diff --git a/Documentation/devicetree/bindings/timer/jcore,pit.txt b/Documentation/devicetree/bindings/timer/jcore,pit.txt deleted file mode 100644 index af5dd35469d7..000000000000 --- a/Documentation/devicetree/bindings/timer/jcore,pit.txt +++ /dev/null @@ -1,24 +0,0 @@ -J-Core Programmable Interval Timer and Clocksource - -Required properties: - -- compatible: Must be "jcore,pit". - -- reg: Memory region(s) for timer/clocksource registers. For SMP, - there should be one region per cpu, indexed by the sequential, - zero-based hardware cpu number. - -- interrupts: An interrupt to assign for the timer. The actual pit - core is integrated with the aic and allows the timer interrupt - assignment to be programmed by software, but this property is - required in order to reserve an interrupt number that doesn't - conflict with other devices. - - -Example: - -timer@200 { - compatible = "jcore,pit"; - reg = < 0x200 0x30 0x500 0x30 >; - interrupts = < 0x48 >; -}; diff --git a/Documentation/devicetree/bindings/timer/jcore,pit.yaml b/Documentation/devicetree/bindings/timer/jcore,pit.yaml new file mode 100644 index 000000000000..9e6e25b75293 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/jcore,pit.yaml @@ -0,0 +1,43 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/jcore,pit.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: J-Core Programmable Interval Timer and Clocksource + +maintainers: + - Rich Felker <dalias@libc.org> + +properties: + compatible: + const: jcore,pit + + reg: + description: + Memory region(s) for timer/clocksource registers. For SMP, there should be + one region per cpu, indexed by the sequential, zero-based hardware cpu + number. + + interrupts: + description: + An interrupt to assign for the timer. The actual pit core is integrated + with the aic and allows the timer interrupt assignment to be programmed by + software, but this property is required in order to reserve an interrupt + number that doesn't conflict with other devices. + maxItems: 1 + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + timer@200 { + compatible = "jcore,pit"; + reg = <0x200 0x30 0x500 0x30>; + interrupts = <0x48>; + }; diff --git a/Documentation/devicetree/bindings/timer/loongson,ls1x-pwmtimer.yaml b/Documentation/devicetree/bindings/timer/loongson,ls1x-pwmtimer.yaml new file mode 100644 index 000000000000..ad61ae55850b --- /dev/null +++ b/Documentation/devicetree/bindings/timer/loongson,ls1x-pwmtimer.yaml @@ -0,0 +1,48 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/loongson,ls1x-pwmtimer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Loongson-1 PWM timer + +maintainers: + - Keguang Zhang <keguang.zhang@gmail.com> + +description: + Loongson-1 PWM timer can be used for system clock source + and clock event timers. + +properties: + compatible: + const: loongson,ls1b-pwmtimer + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - interrupts + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/loongson,ls1x-clk.h> + #include <dt-bindings/interrupt-controller/irq.h> + clocksource: timer@1fe5c030 { + compatible = "loongson,ls1b-pwmtimer"; + reg = <0x1fe5c030 0x10>; + + clocks = <&clkc LS1X_CLKID_APB>; + interrupt-parent = <&intc0>; + interrupts = <20 IRQ_TYPE_LEVEL_HIGH>; + }; diff --git a/Documentation/devicetree/bindings/timer/lsi,zevio-timer.txt b/Documentation/devicetree/bindings/timer/lsi,zevio-timer.txt deleted file mode 100644 index b2d07ad90e9a..000000000000 --- a/Documentation/devicetree/bindings/timer/lsi,zevio-timer.txt +++ /dev/null @@ -1,33 +0,0 @@ -TI-NSPIRE timer - -Required properties: - -- compatible : should be "lsi,zevio-timer". -- reg : The physical base address and size of the timer (always first). -- clocks: phandle to the source clock. - -Optional properties: - -- interrupts : The interrupt number of the first timer. -- reg : The interrupt acknowledgement registers - (always after timer base address) - -If any of the optional properties are not given, the timer is added as a -clock-source only. - -Example: - -timer { - compatible = "lsi,zevio-timer"; - reg = <0x900D0000 0x1000>, <0x900A0020 0x8>; - interrupts = <19>; - clocks = <&timer_clk>; -}; - -Example (no clock-events): - -timer { - compatible = "lsi,zevio-timer"; - reg = <0x900D0000 0x1000>; - clocks = <&timer_clk>; -}; diff --git a/Documentation/devicetree/bindings/timer/lsi,zevio-timer.yaml b/Documentation/devicetree/bindings/timer/lsi,zevio-timer.yaml new file mode 100644 index 000000000000..358455d8e7a8 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/lsi,zevio-timer.yaml @@ -0,0 +1,56 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/lsi,zevio-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TI-NSPIRE timer + +maintainers: + - Daniel Tang <dt.tangr@gmail.com> + +properties: + compatible: + const: lsi,zevio-timer + + reg: + minItems: 1 + items: + - description: Timer registers + - description: Interrupt acknowledgement registers (optional) + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - clocks + +allOf: + - if: + required: [ interrupts ] + then: + properties: + reg: + minItems: 2 + +additionalProperties: false + +examples: + - | + timer@900d0000 { + compatible = "lsi,zevio-timer"; + reg = <0x900D0000 0x1000>, <0x900A0020 0x8>; + interrupts = <19>; + clocks = <&timer_clk>; + }; + - | + timer@900d0000 { + compatible = "lsi,zevio-timer"; + reg = <0x900D0000 0x1000>; + clocks = <&timer_clk>; + }; diff --git a/Documentation/devicetree/bindings/timer/marvell,armada-370-timer.yaml b/Documentation/devicetree/bindings/timer/marvell,armada-370-timer.yaml new file mode 100644 index 000000000000..bc0677fe86eb --- /dev/null +++ b/Documentation/devicetree/bindings/timer/marvell,armada-370-timer.yaml @@ -0,0 +1,88 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/marvell,armada-370-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Marvell Armada 370, 375, 380 and XP Timers + +maintainers: + - Andrew Lunn <andrew@lunn.ch> + - Gregory Clement <gregory.clement@bootlin.com> + +properties: + compatible: + oneOf: + - items: + - const: marvell,armada-380-timer + - const: marvell,armada-xp-timer + - items: + - const: marvell,armada-375-timer + - const: marvell,armada-370-timer + - enum: + - marvell,armada-370-timer + - marvell,armada-xp-timer + + reg: + items: + - description: Global timer registers + - description: Local/private timer registers + + interrupts: + items: + - description: Global timer interrupt 0 + - description: Global timer interrupt 1 + - description: Global timer interrupt 2 + - description: Global timer interrupt 3 + - description: First private timer interrupt + - description: Second private timer interrupt + + clocks: + minItems: 1 + maxItems: 2 + + clock-names: + items: + - const: nbclk + - const: fixed + +required: + - compatible + - reg + - interrupts + - clocks + +additionalProperties: false + +allOf: + - if: + properties: + compatible: + contains: + enum: + - marvell,armada-375-timer + - marvell,armada-xp-timer + then: + properties: + clocks: + minItems: 2 + clock-names: + minItems: 2 + required: + - clock-names + else: + properties: + clocks: + maxItems: 1 + clock-names: + maxItems: 1 + +examples: + - | + timer@20300 { + compatible = "marvell,armada-xp-timer"; + reg = <0x20300 0x30>, <0x21040 0x30>; + interrupts = <37>, <38>, <39>, <40>, <5>, <6>; + clocks = <&coreclk 2>, <&refclk>; + clock-names = "nbclk", "fixed"; + }; diff --git a/Documentation/devicetree/bindings/timer/marvell,armada-370-xp-timer.txt b/Documentation/devicetree/bindings/timer/marvell,armada-370-xp-timer.txt deleted file mode 100644 index e9c78ce880e6..000000000000 --- a/Documentation/devicetree/bindings/timer/marvell,armada-370-xp-timer.txt +++ /dev/null @@ -1,44 +0,0 @@ -Marvell Armada 370 and Armada XP Timers ---------------------------------------- - -Required properties: -- compatible: Should be one of the following - "marvell,armada-370-timer", - "marvell,armada-375-timer", - "marvell,armada-xp-timer". -- interrupts: Should contain the list of Global Timer interrupts and - then local timer interrupts -- reg: Should contain location and length for timers register. First - pair for the Global Timer registers, second pair for the - local/private timers. - -Clocks required for compatible = "marvell,armada-370-timer": -- clocks : Must contain a single entry describing the clock input - -Clocks required for compatibles = "marvell,armada-xp-timer", - "marvell,armada-375-timer": -- clocks : Must contain an entry for each entry in clock-names. -- clock-names : Must include the following entries: - "nbclk" (L2/coherency fabric clock), - "fixed" (Reference 25 MHz fixed-clock). - -Examples: - -- Armada 370: - - timer { - compatible = "marvell,armada-370-timer"; - reg = <0x20300 0x30>, <0x21040 0x30>; - interrupts = <37>, <38>, <39>, <40>, <5>, <6>; - clocks = <&coreclk 2>; - }; - -- Armada XP: - - timer { - compatible = "marvell,armada-xp-timer"; - reg = <0x20300 0x30>, <0x21040 0x30>; - interrupts = <37>, <38>, <39>, <40>, <5>, <6>; - clocks = <&coreclk 2>, <&refclk>; - clock-names = "nbclk", "fixed"; - }; diff --git a/Documentation/devicetree/bindings/timer/marvell,orion-timer.txt b/Documentation/devicetree/bindings/timer/marvell,orion-timer.txt deleted file mode 100644 index cd1a0c256f94..000000000000 --- a/Documentation/devicetree/bindings/timer/marvell,orion-timer.txt +++ /dev/null @@ -1,16 +0,0 @@ -Marvell Orion SoC timer - -Required properties: -- compatible: shall be "marvell,orion-timer" -- reg: base address of the timer register starting with TIMERS CONTROL register -- interrupts: should contain the interrupts for Timer0 and Timer1 -- clocks: phandle of timer reference clock (tclk) - -Example: - timer: timer { - compatible = "marvell,orion-timer"; - reg = <0x20300 0x20>; - interrupt-parent = <&bridge_intc>; - interrupts = <1>, <2>; - clocks = <&core_clk 0>; - }; diff --git a/Documentation/devicetree/bindings/timer/marvell,orion-timer.yaml b/Documentation/devicetree/bindings/timer/marvell,orion-timer.yaml new file mode 100644 index 000000000000..f973afffa5ba --- /dev/null +++ b/Documentation/devicetree/bindings/timer/marvell,orion-timer.yaml @@ -0,0 +1,43 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/marvell,orion-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Marvell Orion SoC timer + +maintainers: + - Andrew Lunn <andrew@lunn.ch> + - Gregory Clement <gregory.clement@bootlin.com> + +properties: + compatible: + const: marvell,orion-timer + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + interrupts: + items: + - description: Timer0 interrupt + - description: Timer1 interrupt + +required: + - compatible + - reg + - interrupts + - clocks + +additionalProperties: false + +examples: + - | + timer@20300 { + compatible = "marvell,orion-timer"; + reg = <0x20300 0x20>; + interrupts = <1>, <2>; + clocks = <&core_clk 0>; + }; diff --git a/Documentation/devicetree/bindings/timer/mediatek,mtk-timer.txt b/Documentation/devicetree/bindings/timer/mediatek,mtk-timer.txt deleted file mode 100644 index 0d256486f886..000000000000 --- a/Documentation/devicetree/bindings/timer/mediatek,mtk-timer.txt +++ /dev/null @@ -1,38 +0,0 @@ -MediaTek Timers ---------------- - -MediaTek SoCs have two different timers on different platforms, -- GPT (General Purpose Timer) -- SYST (System Timer) - -The proper timer will be selected automatically by driver. - -Required properties: -- compatible should contain: - For those SoCs that use GPT - * "mediatek,mt2701-timer" for MT2701 compatible timers (GPT) - * "mediatek,mt6580-timer" for MT6580 compatible timers (GPT) - * "mediatek,mt6589-timer" for MT6589 compatible timers (GPT) - * "mediatek,mt7623-timer" for MT7623 compatible timers (GPT) - * "mediatek,mt8127-timer" for MT8127 compatible timers (GPT) - * "mediatek,mt8135-timer" for MT8135 compatible timers (GPT) - * "mediatek,mt8173-timer" for MT8173 compatible timers (GPT) - * "mediatek,mt8516-timer" for MT8516 compatible timers (GPT) - * "mediatek,mt6577-timer" for MT6577 and all above compatible timers (GPT) - - For those SoCs that use SYST - * "mediatek,mt8183-timer" for MT8183 compatible timers (SYST) - * "mediatek,mt7629-timer" for MT7629 compatible timers (SYST) - * "mediatek,mt6765-timer" for MT6765 and all above compatible timers (SYST) - -- reg: Should contain location and length for timer register. -- clocks: Should contain system clock. - -Examples: - - timer@10008000 { - compatible = "mediatek,mt6577-timer"; - reg = <0x10008000 0x80>; - interrupts = <GIC_SPI 113 IRQ_TYPE_LEVEL_LOW>; - clocks = <&system_clk>; - }; diff --git a/Documentation/devicetree/bindings/timer/mediatek,timer.yaml b/Documentation/devicetree/bindings/timer/mediatek,timer.yaml new file mode 100644 index 000000000000..f68fc7050c56 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/mediatek,timer.yaml @@ -0,0 +1,84 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/mediatek,timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MediaTek SoC timers + +maintainers: + - Matthias Brugger <matthias.bgg@gmail.com> + +description: + MediaTek SoCs have different timers on different platforms, + CPUX (ARM/ARM64 System Timer), GPT (General Purpose Timer) + and SYST (System Timer). + +properties: + compatible: + oneOf: + - items: + - enum: + - mediatek,mt6577-timer + - mediatek,mt6765-timer + - mediatek,mt6795-systimer + # GPT Timers + - items: + - enum: + - mediatek,mt2701-timer + - mediatek,mt6580-timer + - mediatek,mt6582-timer + - mediatek,mt6589-timer + - mediatek,mt7623-timer + - mediatek,mt8127-timer + - mediatek,mt8135-timer + - mediatek,mt8173-timer + - mediatek,mt8516-timer + - const: mediatek,mt6577-timer + # SYST Timers + - items: + - enum: + - mediatek,mt7629-timer + - mediatek,mt8183-timer + - mediatek,mt8186-timer + - mediatek,mt8188-timer + - mediatek,mt8192-timer + - mediatek,mt8195-timer + - mediatek,mt8365-systimer + - const: mediatek,mt6765-timer + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + minItems: 1 + items: + - description: Timer clock + - description: RTC or bus clock + + clock-names: + minItems: 1 + maxItems: 2 + +required: + - compatible + - reg + - interrupts + - clocks + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + timer@10008000 { + compatible = "mediatek,mt6577-timer"; + reg = <0x10008000 0x80>; + interrupts = <GIC_SPI 113 IRQ_TYPE_LEVEL_LOW>; + clocks = <&system_clk>; + }; diff --git a/Documentation/devicetree/bindings/timer/mrvl,mmp-timer.txt b/Documentation/devicetree/bindings/timer/mrvl,mmp-timer.txt deleted file mode 100644 index b8f02c663521..000000000000 --- a/Documentation/devicetree/bindings/timer/mrvl,mmp-timer.txt +++ /dev/null @@ -1,17 +0,0 @@ -* Marvell MMP Timer controller - -Required properties: -- compatible : Should be "mrvl,mmp-timer". -- reg : Address and length of the register set of timer controller. -- interrupts : Should be the interrupt number. - -Optional properties: -- clocks : Should contain a single entry describing the clock input. - -Example: - timer0: timer@d4014000 { - compatible = "mrvl,mmp-timer"; - reg = <0xd4014000 0x100>; - interrupts = <13>; - clocks = <&coreclk 2>; - }; diff --git a/Documentation/devicetree/bindings/timer/mrvl,mmp-timer.yaml b/Documentation/devicetree/bindings/timer/mrvl,mmp-timer.yaml new file mode 100644 index 000000000000..fe6bc4173789 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/mrvl,mmp-timer.yaml @@ -0,0 +1,46 @@ +# SPDX-License-Identifier: GPL-2.0-only +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/mrvl,mmp-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Marvell MMP Timer + +maintainers: + - Daniel Lezcano <daniel.lezcano@linaro.org> + - Thomas Gleixner <tglx@linutronix.de> + - Rob Herring <robh@kernel.org> + +properties: + $nodename: + pattern: '^timer@[a-f0-9]+$' + + compatible: + const: mrvl,mmp-timer + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + timer@d4014000 { + compatible = "mrvl,mmp-timer"; + reg = <0xd4014000 0x100>; + interrupts = <13>; + clocks = <&coreclk 2>; + }; + +... diff --git a/Documentation/devicetree/bindings/timer/mstar,msc313e-timer.yaml b/Documentation/devicetree/bindings/timer/mstar,msc313e-timer.yaml new file mode 100644 index 000000000000..f118ca423e38 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/mstar,msc313e-timer.yaml @@ -0,0 +1,46 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/mstar,msc313e-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mstar MSC313e Timer + +maintainers: + - Daniel Palmer <daniel@0x0f.com> + - Romain Perier <romain.perier@gmail.com> + +properties: + compatible: + enum: + - mstar,msc313e-timer + - sstar,ssd20xd-timer + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + + timer@6040 { + compatible = "mstar,msc313e-timer"; + reg = <0x6040 0x40>; + clocks = <&xtal_div2>; + interrupts-extended = <&intc_fiq GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>; + }; +... diff --git a/Documentation/devicetree/bindings/timer/nuvoton,npcm7xx-timer.txt b/Documentation/devicetree/bindings/timer/nuvoton,npcm7xx-timer.txt deleted file mode 100644 index ea22dfe485be..000000000000 --- a/Documentation/devicetree/bindings/timer/nuvoton,npcm7xx-timer.txt +++ /dev/null @@ -1,21 +0,0 @@ -Nuvoton NPCM7xx timer - -Nuvoton NPCM7xx have three timer modules, each timer module provides five 24-bit -timer counters. - -Required properties: -- compatible : "nuvoton,npcm750-timer" for Poleg NPCM750. -- reg : Offset and length of the register set for the device. -- interrupts : Contain the timer interrupt with flags for - falling edge. -- clocks : phandle of timer reference clock (usually a 25 MHz clock). - -Example: - -timer@f0008000 { - compatible = "nuvoton,npcm750-timer"; - interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>; - reg = <0xf0008000 0x50>; - clocks = <&clk NPCM7XX_CLK_TIMER>; -}; - diff --git a/Documentation/devicetree/bindings/timer/nuvoton,npcm7xx-timer.yaml b/Documentation/devicetree/bindings/timer/nuvoton,npcm7xx-timer.yaml new file mode 100644 index 000000000000..d53e1bb98b8a --- /dev/null +++ b/Documentation/devicetree/bindings/timer/nuvoton,npcm7xx-timer.yaml @@ -0,0 +1,54 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/nuvoton,npcm7xx-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Nuvoton NPCM7xx timer + +maintainers: + - Jonathan Neuschäfer <j.neuschaefer@gmx.net> + - Tomer Maimon <tmaimon77@gmail.com> + +properties: + compatible: + enum: + - nuvoton,wpcm450-timer # for Hermon WPCM450 + - nuvoton,npcm750-timer # for Poleg NPCM750 + - nuvoton,npcm845-timer # for Arbel NPCM845 + + reg: + maxItems: 1 + + interrupts: + items: + - description: The timer interrupt of timer 0 + + clocks: + items: + - description: The reference clock for timer 0 + - description: The reference clock for timer 1 + - description: The reference clock for timer 2 + - description: The reference clock for timer 3 + - description: The reference clock for timer 4 + minItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/clock/nuvoton,npcm7xx-clock.h> + timer@f0008000 { + compatible = "nuvoton,npcm750-timer"; + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>; + reg = <0xf0008000 0x50>; + clocks = <&clk NPCM7XX_CLK_TIMER>; + }; diff --git a/Documentation/devicetree/bindings/timer/nvidia,tegra-timer.yaml b/Documentation/devicetree/bindings/timer/nvidia,tegra-timer.yaml new file mode 100644 index 000000000000..9ea2ea3a7599 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/nvidia,tegra-timer.yaml @@ -0,0 +1,150 @@ +# SPDX-License-Identifier: GPL-2.0-only +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/nvidia,tegra-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NVIDIA Tegra timer + +maintainers: + - Stephen Warren <swarren@nvidia.com> + +allOf: + - if: + properties: + compatible: + contains: + const: nvidia,tegra210-timer + then: + properties: + interrupts: + # Either a single combined interrupt or up to 14 individual interrupts + minItems: 1 + maxItems: 14 + description: > + A list of 14 interrupts; one per each timer channels 0 through 13 + + - if: + properties: + compatible: + oneOf: + - items: + - enum: + - nvidia,tegra114-timer + - nvidia,tegra124-timer + - nvidia,tegra132-timer + - const: nvidia,tegra30-timer + - items: + - const: nvidia,tegra30-timer + - const: nvidia,tegra20-timer + then: + properties: + interrupts: + # Either a single combined interrupt or up to 6 individual interrupts + minItems: 1 + maxItems: 6 + description: > + A list of 6 interrupts; one per each of timer channels 1 through 5, + and one for the shared interrupt for the remaining channels. + + - if: + properties: + compatible: + const: nvidia,tegra20-timer + then: + properties: + interrupts: + # Either a single combined interrupt or up to 4 individual interrupts + minItems: 1 + maxItems: 4 + description: | + A list of 4 interrupts; one per timer channel. + +properties: + compatible: + oneOf: + - const: nvidia,tegra210-timer + description: > + The Tegra210 timer provides fourteen 29-bit timer counters and one 32-bit + timestamp counter. The TMRs run at either a fixed 1 MHz clock rate derived + from the oscillator clock (TMR0-TMR9) or directly at the oscillator clock + (TMR10-TMR13). Each TMR can be programmed to generate one-shot, periodic, + or watchdog interrupts. + - items: + - enum: + - nvidia,tegra114-timer + - nvidia,tegra124-timer + - nvidia,tegra132-timer + - const: nvidia,tegra30-timer + - items: + - const: nvidia,tegra30-timer + - const: nvidia,tegra20-timer + description: > + The Tegra30 timer provides ten 29-bit timer channels, a single 32-bit free + running counter, and 5 watchdog modules. The first two channels may also + trigger a legacy watchdog reset. + - const: nvidia,tegra20-timer + description: > + The Tegra20 timer provides four 29-bit timer channels and a single 32-bit free + running counter. The first two channels may also trigger a watchdog reset. + + reg: + maxItems: 1 + + interrupts: true + + clocks: + maxItems: 1 + + clock-names: + items: + - const: timer + + +required: + - compatible + - reg + - interrupts + - clocks + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + timer@60005000 { + compatible = "nvidia,tegra30-timer", "nvidia,tegra20-timer"; + reg = <0x60005000 0x400>; + interrupts = <0 0 IRQ_TYPE_LEVEL_HIGH>, + <0 1 IRQ_TYPE_LEVEL_HIGH>, + <0 41 IRQ_TYPE_LEVEL_HIGH>, + <0 42 IRQ_TYPE_LEVEL_HIGH>, + <0 121 IRQ_TYPE_LEVEL_HIGH>, + <0 122 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&tegra_car 214>; + }; + - | + #include <dt-bindings/clock/tegra210-car.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + + timer@60005000 { + compatible = "nvidia,tegra210-timer"; + reg = <0x60005000 0x400>; + interrupts = <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 42 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 152 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 155 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 177 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 178 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 179 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&tegra_car TEGRA210_CLK_TIMER>; + clock-names = "timer"; + }; diff --git a/Documentation/devicetree/bindings/timer/nvidia,tegra186-timer.yaml b/Documentation/devicetree/bindings/timer/nvidia,tegra186-timer.yaml new file mode 100644 index 000000000000..76516e18e042 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/nvidia,tegra186-timer.yaml @@ -0,0 +1,109 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/nvidia,tegra186-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NVIDIA Tegra186 timer + +maintainers: + - Thierry Reding <treding@nvidia.com> + +description: > + The Tegra timer provides 29-bit timer counters and a 32-bit timestamp + counter. Each NV timer selects its timing reference signal from the 1 MHz + reference generated by USEC, TSC or either clk_m or OSC. Each TMR can be + programmed to generate one-shot, periodic, or watchdog interrupts. + + +properties: + compatible: + oneOf: + - const: nvidia,tegra186-timer + description: > + The Tegra186 timer provides ten 29-bit timer counters. + - const: nvidia,tegra234-timer + description: > + The Tegra234 timer provides sixteen 29-bit timer counters. + + reg: + maxItems: 1 + + interrupts: true + +allOf: + - if: + properties: + compatible: + contains: + const: nvidia,tegra186-timer + then: + properties: + interrupts: + maxItems: 10 + description: > + One per each timer channels 0 through 9. + + - if: + properties: + compatible: + contains: + const: nvidia,tegra234-timer + then: + properties: + interrupts: + maxItems: 16 + description: > + One per each timer channels 0 through 15. + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + + timer@3010000 { + compatible = "nvidia,tegra186-timer"; + reg = <0x03010000 0x000e0000>; + interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>; + }; + + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + + timer@2080000 { + compatible = "nvidia,tegra234-timer"; + reg = <0x02080000 0x00121000>; + interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>; + }; diff --git a/Documentation/devicetree/bindings/timer/nvidia,tegra20-timer.txt b/Documentation/devicetree/bindings/timer/nvidia,tegra20-timer.txt deleted file mode 100644 index 4a864bd10d3d..000000000000 --- a/Documentation/devicetree/bindings/timer/nvidia,tegra20-timer.txt +++ /dev/null @@ -1,24 +0,0 @@ -NVIDIA Tegra20 timer - -The Tegra20 timer provides four 29-bit timer channels and a single 32-bit free -running counter. The first two channels may also trigger a watchdog reset. - -Required properties: - -- compatible : should be "nvidia,tegra20-timer". -- reg : Specifies base physical address and size of the registers. -- interrupts : A list of 4 interrupts; one per timer channel. -- clocks : Must contain one entry, for the module clock. - See ../clocks/clock-bindings.txt for details. - -Example: - -timer { - compatible = "nvidia,tegra20-timer"; - reg = <0x60005000 0x60>; - interrupts = <0 0 0x04 - 0 1 0x04 - 0 41 0x04 - 0 42 0x04>; - clocks = <&tegra_car 132>; -}; diff --git a/Documentation/devicetree/bindings/timer/nvidia,tegra210-timer.txt b/Documentation/devicetree/bindings/timer/nvidia,tegra210-timer.txt deleted file mode 100644 index 032cda96fe0d..000000000000 --- a/Documentation/devicetree/bindings/timer/nvidia,tegra210-timer.txt +++ /dev/null @@ -1,36 +0,0 @@ -NVIDIA Tegra210 timer - -The Tegra210 timer provides fourteen 29-bit timer counters and one 32-bit -timestamp counter. The TMRs run at either a fixed 1 MHz clock rate derived -from the oscillator clock (TMR0-TMR9) or directly at the oscillator clock -(TMR10-TMR13). Each TMR can be programmed to generate one-shot, periodic, -or watchdog interrupts. - -Required properties: -- compatible : "nvidia,tegra210-timer". -- reg : Specifies base physical address and size of the registers. -- interrupts : A list of 14 interrupts; one per each timer channels 0 through - 13. -- clocks : Must contain one entry, for the module clock. - See ../clocks/clock-bindings.txt for details. - -timer@60005000 { - compatible = "nvidia,tegra210-timer"; - reg = <0x0 0x60005000 0x0 0x400>; - interrupts = <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 42 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 152 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 155 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 177 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 178 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 179 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&tegra_car TEGRA210_CLK_TIMER>; - clock-names = "timer"; -}; diff --git a/Documentation/devicetree/bindings/timer/nvidia,tegra30-timer.txt b/Documentation/devicetree/bindings/timer/nvidia,tegra30-timer.txt deleted file mode 100644 index 1761f53ee36f..000000000000 --- a/Documentation/devicetree/bindings/timer/nvidia,tegra30-timer.txt +++ /dev/null @@ -1,28 +0,0 @@ -NVIDIA Tegra30 timer - -The Tegra30 timer provides ten 29-bit timer channels, a single 32-bit free -running counter, and 5 watchdog modules. The first two channels may also -trigger a legacy watchdog reset. - -Required properties: - -- compatible : For Tegra30, must contain "nvidia,tegra30-timer". Otherwise, - must contain '"nvidia,<chip>-timer", "nvidia,tegra30-timer"' where - <chip> is tegra124 or tegra132. -- reg : Specifies base physical address and size of the registers. -- interrupts : A list of 6 interrupts; one per each of timer channels 1 - through 5, and one for the shared interrupt for the remaining channels. -- clocks : Must contain one entry, for the module clock. - See ../clocks/clock-bindings.txt for details. - -timer { - compatible = "nvidia,tegra30-timer", "nvidia,tegra20-timer"; - reg = <0x60005000 0x400>; - interrupts = <0 0 0x04 - 0 1 0x04 - 0 41 0x04 - 0 42 0x04 - 0 121 0x04 - 0 122 0x04>; - clocks = <&tegra_car 214>; -}; diff --git a/Documentation/devicetree/bindings/timer/nxp,lpc3220-timer.txt b/Documentation/devicetree/bindings/timer/nxp,lpc3220-timer.txt deleted file mode 100644 index 51b05a0e70d1..000000000000 --- a/Documentation/devicetree/bindings/timer/nxp,lpc3220-timer.txt +++ /dev/null @@ -1,26 +0,0 @@ -* NXP LPC3220 timer - -The NXP LPC3220 timer is used on a wide range of NXP SoCs. This -includes LPC32xx, LPC178x, LPC18xx and LPC43xx parts. - -Required properties: -- compatible: - Should be "nxp,lpc3220-timer". -- reg: - Address and length of the register set. -- interrupts: - Reference to the timer interrupt -- clocks: - Should contain a reference to timer clock. -- clock-names: - Should contain "timerclk". - -Example: - -timer1: timer@40085000 { - compatible = "nxp,lpc3220-timer"; - reg = <0x40085000 0x1000>; - interrupts = <13>; - clocks = <&ccu1 CLK_CPU_TIMER1>; - clock-names = "timerclk"; -}; diff --git a/Documentation/devicetree/bindings/timer/nxp,lpc3220-timer.yaml b/Documentation/devicetree/bindings/timer/nxp,lpc3220-timer.yaml new file mode 100644 index 000000000000..3ae2eb0625da --- /dev/null +++ b/Documentation/devicetree/bindings/timer/nxp,lpc3220-timer.yaml @@ -0,0 +1,55 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/nxp,lpc3220-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP LPC3220 timer + +maintainers: + - Animesh Agarwal <animeshagarwal28@gmail.com> + +description: | + The NXP LPC3220 timer is used on a wide range of NXP SoCs. This includes + LPC32xx, LPC178x, LPC18xx and LPC43xx parts. + +properties: + compatible: + const: nxp,lpc3220-timer + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + const: timerclk + + resets: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/lpc32xx-clock.h> + #include <dt-bindings/interrupt-controller/irq.h> + + timer@4004c000 { + compatible = "nxp,lpc3220-timer"; + reg = <0x4004c000 0x1000>; + interrupts = <17 IRQ_TYPE_LEVEL_LOW>; + clocks = <&clk LPC32XX_CLK_TIMER1>; + clock-names = "timerclk"; + }; diff --git a/Documentation/devicetree/bindings/timer/nxp,s32g2-stm.yaml b/Documentation/devicetree/bindings/timer/nxp,s32g2-stm.yaml new file mode 100644 index 000000000000..b44b9794bb85 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/nxp,s32g2-stm.yaml @@ -0,0 +1,64 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/nxp,s32g2-stm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP System Timer Module (STM) + +maintainers: + - Daniel Lezcano <daniel.lezcano@kernel.org> + +description: + The System Timer Module supports commonly required system and application + software timing functions. STM includes a 32-bit count-up timer and four + 32-bit compare channels with a separate interrupt source for each channel. + The timer is driven by the STM module clock divided by an 8-bit prescale + value. + +properties: + compatible: + oneOf: + - const: nxp,s32g2-stm + - items: + - const: nxp,s32g3-stm + - const: nxp,s32g2-stm + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: Counter clock + - description: Module clock + - description: Register clock + + clock-names: + items: + - const: counter + - const: module + - const: register + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + + timer@4011c000 { + compatible = "nxp,s32g2-stm"; + reg = <0x4011c000 0x3000>; + interrupts = <GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clks 0x3b>, <&clks 0x3c>, <&clks 0x3c>; + clock-names = "counter", "module", "register"; + }; diff --git a/Documentation/devicetree/bindings/timer/nxp,sysctr-timer.txt b/Documentation/devicetree/bindings/timer/nxp,sysctr-timer.txt deleted file mode 100644 index d57659996d62..000000000000 --- a/Documentation/devicetree/bindings/timer/nxp,sysctr-timer.txt +++ /dev/null @@ -1,25 +0,0 @@ -NXP System Counter Module(sys_ctr) - -The system counter(sys_ctr) is a programmable system counter which provides -a shared time base to Cortex A15, A7, A53, A73, etc. it is intended for use in -applications where the counter is always powered and support multiple, -unrelated clocks. The compare frame inside can be used for timer purpose. - -Required properties: - -- compatible : should be "nxp,sysctr-timer" -- reg : Specifies the base physical address and size of the comapre - frame and the counter control, read & compare. -- interrupts : should be the first compare frames' interrupt -- clocks : Specifies the counter clock. -- clock-names: Specifies the clock's name of this module - -Example: - - system_counter: timer@306a0000 { - compatible = "nxp,sysctr-timer"; - reg = <0x306a0000 0x20000>;/* system-counter-rd & compare */ - clocks = <&clk_8m>; - clock-names = "per"; - interrupts = <GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>; - }; diff --git a/Documentation/devicetree/bindings/timer/nxp,sysctr-timer.yaml b/Documentation/devicetree/bindings/timer/nxp,sysctr-timer.yaml new file mode 100644 index 000000000000..6b80b060672e --- /dev/null +++ b/Documentation/devicetree/bindings/timer/nxp,sysctr-timer.yaml @@ -0,0 +1,65 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/nxp,sysctr-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP System Counter Module(sys_ctr) + +maintainers: + - Bai Ping <ping.bai@nxp.com> + +description: | + The system counter(sys_ctr) is a programmable system counter + which provides a shared time base to Cortex A15, A7, A53, A73, + etc. it is intended for use in applications where the counter + is always powered and support multiple, unrelated clocks. The + compare frame inside can be used for timer purpose. + +properties: + compatible: + oneOf: + - enum: + - nxp,imx95-sysctr-timer + - nxp,sysctr-timer + - items: + - enum: + - nxp,imx94-sysctr-timer + - const: nxp,imx95-sysctr-timer + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + const: per + + nxp,no-divider: + description: if present, means there is no internal base clk divider. + type: boolean + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + + timer@306a0000 { + compatible = "nxp,sysctr-timer"; + reg = <0x306a0000 0x20000>; + clocks = <&clk_8m>; + clock-names = "per"; + interrupts = <GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>; + }; diff --git a/Documentation/devicetree/bindings/timer/nxp,tpm-timer.txt b/Documentation/devicetree/bindings/timer/nxp,tpm-timer.txt deleted file mode 100644 index f82087b220f4..000000000000 --- a/Documentation/devicetree/bindings/timer/nxp,tpm-timer.txt +++ /dev/null @@ -1,28 +0,0 @@ -NXP Low Power Timer/Pulse Width Modulation Module (TPM) - -The Timer/PWM Module (TPM) supports input capture, output compare, -and the generation of PWM signals to control electric motor and power -management applications. The counter, compare and capture registers -are clocked by an asynchronous clock that can remain enabled in low -power modes. TPM can support global counter bus where one TPM drives -the counter bus for the others, provided bit width is the same. - -Required properties: - -- compatible : should be "fsl,imx7ulp-tpm" -- reg : Specifies base physical address and size of the register sets - for the clock event device and clock source device. -- interrupts : Should be the clock event device interrupt. -- clocks : The clocks provided by the SoC to drive the timer, must contain - an entry for each entry in clock-names. -- clock-names : Must include the following entries: "ipg" and "per". - -Example: -tpm5: tpm@40260000 { - compatible = "fsl,imx7ulp-tpm"; - reg = <0x40260000 0x1000>; - interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&clks IMX7ULP_CLK_NIC1_BUS_DIV>, - <&clks IMX7ULP_CLK_LPTPM5>; - clock-names = "ipg", "per"; -}; diff --git a/Documentation/devicetree/bindings/timer/nxp,tpm-timer.yaml b/Documentation/devicetree/bindings/timer/nxp,tpm-timer.yaml new file mode 100644 index 000000000000..f69773a8e4b9 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/nxp,tpm-timer.yaml @@ -0,0 +1,65 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/nxp,tpm-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP Low Power Timer/Pulse Width Modulation Module (TPM) + +maintainers: + - Dong Aisheng <aisheng.dong@nxp.com> + +description: | + The Timer/PWM Module (TPM) supports input capture, output compare, + and the generation of PWM signals to control electric motor and power + management applications. The counter, compare and capture registers + are clocked by an asynchronous clock that can remain enabled in low + power modes. TPM can support global counter bus where one TPM drives + the counter bus for the others, provided bit width is the same. + +properties: + compatible: + oneOf: + - const: fsl,imx7ulp-tpm + - items: + - const: fsl,imx8ulp-tpm + - const: fsl,imx7ulp-tpm + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: SoC TPM ipg clock + - description: SoC TPM per clock + + clock-names: + items: + - const: ipg + - const: per + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/imx7ulp-clock.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + timer@40260000 { + compatible = "fsl,imx7ulp-tpm"; + reg = <0x40260000 0x1000>; + interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&scg1 IMX7ULP_CLK_NIC1_BUS_DIV>, + <&pcc2 IMX7ULP_CLK_LPTPM5>; + clock-names = "ipg", "per"; + }; diff --git a/Documentation/devicetree/bindings/timer/oxsemi,rps-timer.txt b/Documentation/devicetree/bindings/timer/oxsemi,rps-timer.txt deleted file mode 100644 index d191612539e8..000000000000 --- a/Documentation/devicetree/bindings/timer/oxsemi,rps-timer.txt +++ /dev/null @@ -1,17 +0,0 @@ -Oxford Semiconductor OXNAS SoCs Family RPS Timer -================================================ - -Required properties: -- compatible: Should be "oxsemi,ox810se-rps-timer" or "oxsemi,ox820-rps-timer" -- reg : Specifies base physical address and size of the registers. -- interrupts : The interrupts of the two timers -- clocks : The phandle of the timer clock source - -example: - -timer0: timer@200 { - compatible = "oxsemi,ox810se-rps-timer"; - reg = <0x200 0x40>; - clocks = <&rpsclk>; - interrupts = <4 5>; -}; diff --git a/Documentation/devicetree/bindings/timer/qcom,msm-timer.txt b/Documentation/devicetree/bindings/timer/qcom,msm-timer.txt deleted file mode 100644 index 5e10c345548f..000000000000 --- a/Documentation/devicetree/bindings/timer/qcom,msm-timer.txt +++ /dev/null @@ -1,47 +0,0 @@ -* MSM Timer - -Properties: - -- compatible : Should at least contain "qcom,msm-timer". More specific - properties specify which subsystem the timers are paired with. - - "qcom,kpss-timer" - krait subsystem - "qcom,scss-timer" - scorpion subsystem - -- interrupts : Interrupts for the debug timer, the first general purpose - timer, and optionally a second general purpose timer, and - optionally as well, 2 watchdog interrupts, in that order. - -- reg : Specifies the base address of the timer registers. - -- clocks: Reference to the parent clocks, one per output clock. The parents - must appear in the same order as the clock names. - -- clock-names: The name of the clocks as free-form strings. They should be in - the same order as the clocks. - -- clock-frequency : The frequency of the debug timer and the general purpose - timer(s) in Hz in that order. - -Optional: - -- cpu-offset : per-cpu offset used when the timer is accessed without the - CPU remapping facilities. The offset is - cpu-offset + (0x10000 * cpu-nr). - -Example: - - timer@200a000 { - compatible = "qcom,scss-timer", "qcom,msm-timer"; - interrupts = <1 1 0x301>, - <1 2 0x301>, - <1 3 0x301>, - <1 4 0x301>, - <1 5 0x301>; - reg = <0x0200a000 0x100>; - clock-frequency = <19200000>, - <32768>; - clocks = <&sleep_clk>; - clock-names = "sleep"; - cpu-offset = <0x40000>; - }; diff --git a/Documentation/devicetree/bindings/timer/ralink,cevt-systick.yaml b/Documentation/devicetree/bindings/timer/ralink,cevt-systick.yaml new file mode 100644 index 000000000000..59d97feddf4e --- /dev/null +++ b/Documentation/devicetree/bindings/timer/ralink,cevt-systick.yaml @@ -0,0 +1,38 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/ralink,cevt-systick.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: System tick counter present in Ralink family SoCs + +maintainers: + - Sergio Paracuellos <sergio.paracuellos@gmail.com> + +properties: + compatible: + const: ralink,cevt-systick + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + systick@d00 { + compatible = "ralink,cevt-systick"; + reg = <0xd00 0x10>; + + interrupt-parent = <&cpuintc>; + interrupts = <7>; + }; +... diff --git a/Documentation/devicetree/bindings/timer/ralink,rt2880-timer.yaml b/Documentation/devicetree/bindings/timer/ralink,rt2880-timer.yaml new file mode 100644 index 000000000000..daa7832babe3 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/ralink,rt2880-timer.yaml @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/ralink,rt2880-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Timer present in Ralink family SoCs + +maintainers: + - Sergio Paracuellos <sergio.paracuellos@gmail.com> + +properties: + compatible: + const: ralink,rt2880-timer + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - interrupts + +additionalProperties: false + +examples: + - | + timer@100 { + compatible = "ralink,rt2880-timer"; + reg = <0x100 0x20>; + + clocks = <&sysc 3>; + + interrupt-parent = <&intc>; + interrupts = <1>; + }; +... diff --git a/Documentation/devicetree/bindings/timer/rda,8810pl-timer.txt b/Documentation/devicetree/bindings/timer/rda,8810pl-timer.txt deleted file mode 100644 index 4db542c9a0fd..000000000000 --- a/Documentation/devicetree/bindings/timer/rda,8810pl-timer.txt +++ /dev/null @@ -1,20 +0,0 @@ -RDA Micro RDA8810PL Timer - -Required properties: -- compatible : "rda,8810pl-timer" -- reg : Offset and length of the register set for the device. -- interrupts : Should contain two interrupts. -- interrupt-names : Should be "hwtimer", "ostimer". - -Example: - - apb@20900000 { - compatible = "simple-bus"; - ... - timer@10000 { - compatible = "rda,8810pl-timer"; - reg = <0x10000 0x1000>; - interrupts = <16 IRQ_TYPE_LEVEL_HIGH>, - <17 IRQ_TYPE_LEVEL_HIGH>; - interrupt-names = "hwtimer", "ostimer"; - }; diff --git a/Documentation/devicetree/bindings/timer/rda,8810pl-timer.yaml b/Documentation/devicetree/bindings/timer/rda,8810pl-timer.yaml new file mode 100644 index 000000000000..f9043a4488d6 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/rda,8810pl-timer.yaml @@ -0,0 +1,47 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/rda,8810pl-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: RDA Micro RDA8810PL Timer + +maintainers: + - Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> + +properties: + compatible: + const: rda,8810pl-timer + + reg: + maxItems: 1 + + interrupts: + minItems: 2 + maxItems: 2 + + interrupt-names: + items: + - const: hwtimer + - const: ostimer + +required: + - compatible + - reg + - interrupts + - interrupt-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + + timer@20910000 { + compatible = "rda,8810pl-timer"; + reg = <0x20910000 0x1000>; + interrupts = <16 IRQ_TYPE_LEVEL_HIGH>, + <17 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "hwtimer", "ostimer"; + }; +... diff --git a/Documentation/devicetree/bindings/timer/realtek,otto-timer.yaml b/Documentation/devicetree/bindings/timer/realtek,otto-timer.yaml new file mode 100644 index 000000000000..7b6ec2c69484 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/realtek,otto-timer.yaml @@ -0,0 +1,63 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/realtek,otto-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Realtek Otto SoCs Timer/Counter + +description: + Realtek SoCs support a number of timers/counters. These are used + as a per CPU clock event generator and an overall CPU clocksource. + +maintainers: + - Chris Packham <chris.packham@alliedtelesis.co.nz> + +properties: + $nodename: + pattern: "^timer@[0-9a-f]+$" + + compatible: + items: + - enum: + - realtek,rtl9302-timer + - const: realtek,otto-timer + + reg: + items: + - description: timer0 registers + - description: timer1 registers + - description: timer2 registers + - description: timer3 registers + - description: timer4 registers + + clocks: + maxItems: 1 + + interrupts: + items: + - description: timer0 interrupt + - description: timer1 interrupt + - description: timer2 interrupt + - description: timer3 interrupt + - description: timer4 interrupt + +required: + - compatible + - reg + - clocks + - interrupts + +additionalProperties: false + +examples: + - | + timer@3200 { + compatible = "realtek,rtl9302-timer", "realtek,otto-timer"; + reg = <0x3200 0x10>, <0x3210 0x10>, <0x3220 0x10>, + <0x3230 0x10>, <0x3240 0x10>; + + interrupt-parent = <&intc>; + interrupts = <7>, <8>, <9>, <10>, <11>; + clocks = <&lx_clk>; + }; diff --git a/Documentation/devicetree/bindings/timer/renesas,16bit-timer.txt b/Documentation/devicetree/bindings/timer/renesas,16bit-timer.txt deleted file mode 100644 index e8792447a199..000000000000 --- a/Documentation/devicetree/bindings/timer/renesas,16bit-timer.txt +++ /dev/null @@ -1,25 +0,0 @@ -* Renesas H8/300 16bit timer - -The 16bit timer is a 16bit timer/counter with configurable clock inputs and -programmable compare match. - -Required Properties: - - - compatible: must contain "renesas,16bit-timer" - - reg: base address and length of the registers block for the timer module. - - interrupts: interrupt-specifier for the timer, IMIA - - clocks: a list of phandle, one for each entry in clock-names. - - clock-names: must contain "peripheral_clk" for the functional clock. - - renesas,channel: timer channel number. - -Example: - - timer16: timer@ffff68 { - compatible = "reneas,16bit-timer"; - reg = <0xffff68 8>, <0xffff60 8>; - interrupts = <24>; - renesas,channel = <0>; - clocks = <&pclk>; - clock-names = "peripheral_clk"; - }; - diff --git a/Documentation/devicetree/bindings/timer/renesas,8bit-timer.txt b/Documentation/devicetree/bindings/timer/renesas,8bit-timer.txt deleted file mode 100644 index 9dca3759a0f0..000000000000 --- a/Documentation/devicetree/bindings/timer/renesas,8bit-timer.txt +++ /dev/null @@ -1,25 +0,0 @@ -* Renesas H8/300 8bit timer - -The 8bit timer is a 8bit timer/counter with configurable clock inputs and -programmable compare match. - -This implement only supported cascade mode. - -Required Properties: - - - compatible: must contain "renesas,8bit-timer" - - reg: base address and length of the registers block for the timer module. - - interrupts: interrupt-specifier for the timer, CMIA and TOVI - - clocks: a list of phandle, one for each entry in clock-names. - - clock-names: must contain "fck" for the functional clock. - -Example: - - timer8_0: timer@ffff80 { - compatible = "renesas,8bit-timer"; - reg = <0xffff80 10>; - interrupts = <36>; - clocks = <&fclk>; - clock-names = "fck"; - }; - diff --git a/Documentation/devicetree/bindings/timer/renesas,cmt.txt b/Documentation/devicetree/bindings/timer/renesas,cmt.txt deleted file mode 100644 index a444cfc5852a..000000000000 --- a/Documentation/devicetree/bindings/timer/renesas,cmt.txt +++ /dev/null @@ -1,108 +0,0 @@ -* Renesas R-Car Compare Match Timer (CMT) - -The CMT is a multi-channel 16/32/48-bit timer/counter with configurable clock -inputs and programmable compare match. - -Channels share hardware resources but their counter and compare match value -are independent. A particular CMT instance can implement only a subset of the -channels supported by the CMT model. Channel indices represent the hardware -position of the channel in the CMT and don't match the channel numbers in the -datasheets. - -Required Properties: - - - compatible: must contain one or more of the following: - - "renesas,r8a73a4-cmt0" for the 32-bit CMT0 device included in r8a73a4. - - "renesas,r8a73a4-cmt1" for the 48-bit CMT1 device included in r8a73a4. - - "renesas,r8a7740-cmt0" for the 32-bit CMT0 device included in r8a7740. - - "renesas,r8a7740-cmt1" for the 48-bit CMT1 device included in r8a7740. - - "renesas,r8a7740-cmt2" for the 32-bit CMT2 device included in r8a7740. - - "renesas,r8a7740-cmt3" for the 32-bit CMT3 device included in r8a7740. - - "renesas,r8a7740-cmt4" for the 32-bit CMT4 device included in r8a7740. - - "renesas,r8a7743-cmt0" for the 32-bit CMT0 device included in r8a7743. - - "renesas,r8a7743-cmt1" for the 48-bit CMT1 device included in r8a7743. - - "renesas,r8a7744-cmt0" for the 32-bit CMT0 device included in r8a7744. - - "renesas,r8a7744-cmt1" for the 48-bit CMT1 device included in r8a7744. - - "renesas,r8a7745-cmt0" for the 32-bit CMT0 device included in r8a7745. - - "renesas,r8a7745-cmt1" for the 48-bit CMT1 device included in r8a7745. - - "renesas,r8a77470-cmt0" for the 32-bit CMT0 device included in r8a77470. - - "renesas,r8a77470-cmt1" for the 48-bit CMT1 device included in r8a77470. - - "renesas,r8a774a1-cmt0" for the 32-bit CMT0 device included in r8a774a1. - - "renesas,r8a774a1-cmt1" for the 48-bit CMT devices included in r8a774a1. - - "renesas,r8a774c0-cmt0" for the 32-bit CMT0 device included in r8a774c0. - - "renesas,r8a774c0-cmt1" for the 48-bit CMT devices included in r8a774c0. - - "renesas,r8a7790-cmt0" for the 32-bit CMT0 device included in r8a7790. - - "renesas,r8a7790-cmt1" for the 48-bit CMT1 device included in r8a7790. - - "renesas,r8a7791-cmt0" for the 32-bit CMT0 device included in r8a7791. - - "renesas,r8a7791-cmt1" for the 48-bit CMT1 device included in r8a7791. - - "renesas,r8a7792-cmt0" for the 32-bit CMT0 device included in r8a7792. - - "renesas,r8a7792-cmt1" for the 48-bit CMT1 device included in r8a7792. - - "renesas,r8a7793-cmt0" for the 32-bit CMT0 device included in r8a7793. - - "renesas,r8a7793-cmt1" for the 48-bit CMT1 device included in r8a7793. - - "renesas,r8a7794-cmt0" for the 32-bit CMT0 device included in r8a7794. - - "renesas,r8a7794-cmt1" for the 48-bit CMT1 device included in r8a7794. - - "renesas,r8a7795-cmt0" for the 32-bit CMT0 device included in r8a7795. - - "renesas,r8a7795-cmt1" for the 48-bit CMT devices included in r8a7795. - - "renesas,r8a7796-cmt0" for the 32-bit CMT0 device included in r8a7796. - - "renesas,r8a7796-cmt1" for the 48-bit CMT devices included in r8a7796. - - "renesas,r8a77965-cmt0" for the 32-bit CMT0 device included in r8a77965. - - "renesas,r8a77965-cmt1" for the 48-bit CMT devices included in r8a77965. - - "renesas,r8a77970-cmt0" for the 32-bit CMT0 device included in r8a77970. - - "renesas,r8a77970-cmt1" for the 48-bit CMT devices included in r8a77970. - - "renesas,r8a77980-cmt0" for the 32-bit CMT0 device included in r8a77980. - - "renesas,r8a77980-cmt1" for the 48-bit CMT devices included in r8a77980. - - "renesas,r8a77990-cmt0" for the 32-bit CMT0 device included in r8a77990. - - "renesas,r8a77990-cmt1" for the 48-bit CMT devices included in r8a77990. - - "renesas,r8a77995-cmt0" for the 32-bit CMT0 device included in r8a77995. - - "renesas,r8a77995-cmt1" for the 48-bit CMT devices included in r8a77995. - - "renesas,sh73a0-cmt0" for the 32-bit CMT0 device included in sh73a0. - - "renesas,sh73a0-cmt1" for the 48-bit CMT1 device included in sh73a0. - - "renesas,sh73a0-cmt2" for the 32-bit CMT2 device included in sh73a0. - - "renesas,sh73a0-cmt3" for the 32-bit CMT3 device included in sh73a0. - - "renesas,sh73a0-cmt4" for the 32-bit CMT4 device included in sh73a0. - - - "renesas,rcar-gen2-cmt0" for 32-bit CMT0 devices included in R-Car Gen2 - and RZ/G1. - - "renesas,rcar-gen2-cmt1" for 48-bit CMT1 devices included in R-Car Gen2 - and RZ/G1. - These are fallbacks for r8a73a4, R-Car Gen2 and RZ/G1 entries - listed above. - - "renesas,rcar-gen3-cmt0" for 32-bit CMT0 devices included in R-Car Gen3 - and RZ/G2. - - "renesas,rcar-gen3-cmt1" for 48-bit CMT devices included in R-Car Gen3 - and RZ/G2. - These are fallbacks for R-Car Gen3 and RZ/G2 entries listed - above. - - - reg: base address and length of the registers block for the timer module. - - interrupts: interrupt-specifier for the timer, one per channel. - - clocks: a list of phandle + clock-specifier pairs, one for each entry - in clock-names. - - clock-names: must contain "fck" for the functional clock. - - -Example: R8A7790 (R-Car H2) CMT0 and CMT1 nodes - - cmt0: timer@ffca0000 { - compatible = "renesas,r8a7790-cmt0", "renesas,rcar-gen2-cmt0"; - reg = <0 0xffca0000 0 0x1004>; - interrupts = <0 142 IRQ_TYPE_LEVEL_HIGH>, - <0 142 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&mstp1_clks R8A7790_CLK_CMT0>; - clock-names = "fck"; - }; - - cmt1: timer@e6130000 { - compatible = "renesas,r8a7790-cmt1", "renesas,rcar-gen2-cmt1"; - reg = <0 0xe6130000 0 0x1004>; - interrupts = <0 120 IRQ_TYPE_LEVEL_HIGH>, - <0 121 IRQ_TYPE_LEVEL_HIGH>, - <0 122 IRQ_TYPE_LEVEL_HIGH>, - <0 123 IRQ_TYPE_LEVEL_HIGH>, - <0 124 IRQ_TYPE_LEVEL_HIGH>, - <0 125 IRQ_TYPE_LEVEL_HIGH>, - <0 126 IRQ_TYPE_LEVEL_HIGH>, - <0 127 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&mstp3_clks R8A7790_CLK_CMT1>; - clock-names = "fck"; - }; diff --git a/Documentation/devicetree/bindings/timer/renesas,cmt.yaml b/Documentation/devicetree/bindings/timer/renesas,cmt.yaml new file mode 100644 index 000000000000..260b05f213e6 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/renesas,cmt.yaml @@ -0,0 +1,206 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/renesas,cmt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas Compare Match Timer (CMT) + +maintainers: + - Geert Uytterhoeven <geert+renesas@glider.be> + - Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> + +description: + The CMT is a multi-channel 16/32/48-bit timer/counter with configurable clock + inputs and programmable compare match. + + Channels share hardware resources but their counter and compare match values + are independent. A particular CMT instance can implement only a subset of the + channels supported by the CMT model. Channel indices represent the hardware + position of the channel in the CMT and don't match the channel numbers in the + datasheets. + +properties: + compatible: + oneOf: + - items: + - enum: + - renesas,r8a7740-cmt0 # 32-bit CMT0 on R-Mobile A1 + - renesas,r8a7740-cmt1 # 48-bit CMT1 on R-Mobile A1 + - renesas,r8a7740-cmt2 # 32-bit CMT2 on R-Mobile A1 + - renesas,r8a7740-cmt3 # 32-bit CMT3 on R-Mobile A1 + - renesas,r8a7740-cmt4 # 32-bit CMT4 on R-Mobile A1 + - renesas,sh73a0-cmt0 # 32-bit CMT0 on SH-Mobile AG5 + - renesas,sh73a0-cmt1 # 48-bit CMT1 on SH-Mobile AG5 + - renesas,sh73a0-cmt2 # 32-bit CMT2 on SH-Mobile AG5 + - renesas,sh73a0-cmt3 # 32-bit CMT3 on SH-Mobile AG5 + - renesas,sh73a0-cmt4 # 32-bit CMT4 on SH-Mobile AG5 + + - items: + - enum: + - renesas,r8a73a4-cmt0 # 32-bit CMT0 on R-Mobile APE6 + - renesas,r8a7742-cmt0 # 32-bit CMT0 on RZ/G1H + - renesas,r8a7743-cmt0 # 32-bit CMT0 on RZ/G1M + - renesas,r8a7744-cmt0 # 32-bit CMT0 on RZ/G1N + - renesas,r8a7745-cmt0 # 32-bit CMT0 on RZ/G1E + - renesas,r8a77470-cmt0 # 32-bit CMT0 on RZ/G1C + - renesas,r8a7790-cmt0 # 32-bit CMT0 on R-Car H2 + - renesas,r8a7791-cmt0 # 32-bit CMT0 on R-Car M2-W + - renesas,r8a7792-cmt0 # 32-bit CMT0 on R-Car V2H + - renesas,r8a7793-cmt0 # 32-bit CMT0 on R-Car M2-N + - renesas,r8a7794-cmt0 # 32-bit CMT0 on R-Car E2 + - const: renesas,rcar-gen2-cmt0 # 32-bit CMT0 on R-Mobile APE6, R-Car Gen2 and RZ/G1 + + - items: + - enum: + - renesas,r8a73a4-cmt1 # 48-bit CMT1 on R-Mobile APE6 + - renesas,r8a7742-cmt1 # 48-bit CMT1 on RZ/G1H + - renesas,r8a7743-cmt1 # 48-bit CMT1 on RZ/G1M + - renesas,r8a7744-cmt1 # 48-bit CMT1 on RZ/G1N + - renesas,r8a7745-cmt1 # 48-bit CMT1 on RZ/G1E + - renesas,r8a77470-cmt1 # 48-bit CMT1 on RZ/G1C + - renesas,r8a7790-cmt1 # 48-bit CMT1 on R-Car H2 + - renesas,r8a7791-cmt1 # 48-bit CMT1 on R-Car M2-W + - renesas,r8a7792-cmt1 # 48-bit CMT1 on R-Car V2H + - renesas,r8a7793-cmt1 # 48-bit CMT1 on R-Car M2-N + - renesas,r8a7794-cmt1 # 48-bit CMT1 on R-Car E2 + - const: renesas,rcar-gen2-cmt1 # 48-bit CMT1 on R-Mobile APE6, R-Car Gen2 and RZ/G1 + + - items: + - enum: + - renesas,r8a774a1-cmt0 # 32-bit CMT0 on RZ/G2M + - renesas,r8a774b1-cmt0 # 32-bit CMT0 on RZ/G2N + - renesas,r8a774c0-cmt0 # 32-bit CMT0 on RZ/G2E + - renesas,r8a774e1-cmt0 # 32-bit CMT0 on RZ/G2H + - renesas,r8a7795-cmt0 # 32-bit CMT0 on R-Car H3 + - renesas,r8a7796-cmt0 # 32-bit CMT0 on R-Car M3-W + - renesas,r8a77961-cmt0 # 32-bit CMT0 on R-Car M3-W+ + - renesas,r8a77965-cmt0 # 32-bit CMT0 on R-Car M3-N + - renesas,r8a77970-cmt0 # 32-bit CMT0 on R-Car V3M + - renesas,r8a77980-cmt0 # 32-bit CMT0 on R-Car V3H + - renesas,r8a77990-cmt0 # 32-bit CMT0 on R-Car E3 + - renesas,r8a77995-cmt0 # 32-bit CMT0 on R-Car D3 + - const: renesas,rcar-gen3-cmt0 # 32-bit CMT0 on R-Car Gen3 and RZ/G2 + + - items: + - enum: + - renesas,r8a774a1-cmt1 # 48-bit CMT on RZ/G2M + - renesas,r8a774b1-cmt1 # 48-bit CMT on RZ/G2N + - renesas,r8a774c0-cmt1 # 48-bit CMT on RZ/G2E + - renesas,r8a774e1-cmt1 # 48-bit CMT on RZ/G2H + - renesas,r8a7795-cmt1 # 48-bit CMT on R-Car H3 + - renesas,r8a7796-cmt1 # 48-bit CMT on R-Car M3-W + - renesas,r8a77961-cmt1 # 48-bit CMT on R-Car M3-W+ + - renesas,r8a77965-cmt1 # 48-bit CMT on R-Car M3-N + - renesas,r8a77970-cmt1 # 48-bit CMT on R-Car V3M + - renesas,r8a77980-cmt1 # 48-bit CMT on R-Car V3H + - renesas,r8a77990-cmt1 # 48-bit CMT on R-Car E3 + - renesas,r8a77995-cmt1 # 48-bit CMT on R-Car D3 + - const: renesas,rcar-gen3-cmt1 # 48-bit CMT on R-Car Gen3 and RZ/G2 + + - items: + - enum: + - renesas,r8a779a0-cmt0 # 32-bit CMT0 on R-Car V3U + - renesas,r8a779f0-cmt0 # 32-bit CMT0 on R-Car S4-8 + - renesas,r8a779g0-cmt0 # 32-bit CMT0 on R-Car V4H + - renesas,r8a779h0-cmt0 # 32-bit CMT0 on R-Car V4M + - const: renesas,rcar-gen4-cmt0 # 32-bit CMT0 on R-Car Gen4 + + - items: + - enum: + - renesas,r8a779a0-cmt1 # 48-bit CMT on R-Car V3U + - renesas,r8a779f0-cmt1 # 48-bit CMT on R-Car S4-8 + - renesas,r8a779g0-cmt1 # 48-bit CMT on R-Car V4H + - renesas,r8a779h0-cmt1 # 48-bit CMT on R-Car V4M + - const: renesas,rcar-gen4-cmt1 # 48-bit CMT on R-Car Gen4 + + reg: + maxItems: 1 + + interrupts: + minItems: 1 + maxItems: 8 + + clocks: + maxItems: 1 + + clock-names: + const: fck + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - power-domains + +allOf: + - if: + properties: + compatible: + contains: + enum: + - renesas,rcar-gen2-cmt0 + - renesas,rcar-gen3-cmt0 + - renesas,rcar-gen4-cmt0 + then: + properties: + interrupts: + minItems: 2 + maxItems: 2 + + - if: + properties: + compatible: + contains: + enum: + - renesas,rcar-gen2-cmt1 + - renesas,rcar-gen3-cmt1 + - renesas,rcar-gen4-cmt1 + then: + properties: + interrupts: + minItems: 8 + maxItems: 8 + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/r8a7790-cpg-mssr.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/power/r8a7790-sysc.h> + cmt0: timer@ffca0000 { + compatible = "renesas,r8a7790-cmt0", "renesas,rcar-gen2-cmt0"; + reg = <0xffca0000 0x1004>; + interrupts = <GIC_SPI 142 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 124>; + clock-names = "fck"; + power-domains = <&sysc R8A7790_PD_ALWAYS_ON>; + resets = <&cpg 124>; + }; + + cmt1: timer@e6130000 { + compatible = "renesas,r8a7790-cmt1", "renesas,rcar-gen2-cmt1"; + reg = <0xe6130000 0x1004>; + interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 126 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 127 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 329>; + clock-names = "fck"; + power-domains = <&sysc R8A7790_PD_ALWAYS_ON>; + resets = <&cpg 329>; + }; diff --git a/Documentation/devicetree/bindings/timer/renesas,em-sti.yaml b/Documentation/devicetree/bindings/timer/renesas,em-sti.yaml new file mode 100644 index 000000000000..a7385d865bca --- /dev/null +++ b/Documentation/devicetree/bindings/timer/renesas,em-sti.yaml @@ -0,0 +1,46 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/renesas,em-sti.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas EMMA Mobile System Timer + +maintainers: + - Magnus Damm <magnus.damm@gmail.com> + +properties: + compatible: + const: renesas,em-sti + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + const: sclk + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + timer@e0180000 { + compatible = "renesas,em-sti"; + reg = <0xe0180000 0x54>; + interrupts = <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&sti_sclk>; + clock-names = "sclk"; + }; diff --git a/Documentation/devicetree/bindings/timer/renesas,mtu2.txt b/Documentation/devicetree/bindings/timer/renesas,mtu2.txt deleted file mode 100644 index ba0a34d97eb8..000000000000 --- a/Documentation/devicetree/bindings/timer/renesas,mtu2.txt +++ /dev/null @@ -1,42 +0,0 @@ -* Renesas Multi-Function Timer Pulse Unit 2 (MTU2) - -The MTU2 is a multi-purpose, multi-channel timer/counter with configurable -clock inputs and programmable compare match. - -Channels share hardware resources but their counter and compare match value -are independent. The MTU2 hardware supports five channels indexed from 0 to 4. - -Required Properties: - - - compatible: must be one or more of the following: - - "renesas,mtu2-r7s72100" for the r7s72100 MTU2 - - "renesas,mtu2" for any MTU2 - This is a fallback for the above renesas,mtu2-* entries - - - reg: base address and length of the registers block for the timer module. - - - interrupts: interrupt specifiers for the timer, one for each entry in - interrupt-names. - - interrupt-names: must contain one entry named "tgi?a" for each enabled - channel, where "?" is the channel index expressed as one digit from "0" to - "4". - - - clocks: a list of phandle + clock-specifier pairs, one for each entry - in clock-names. - - clock-names: must contain "fck" for the functional clock. - - -Example: R7S72100 (RZ/A1H) MTU2 node - - mtu2: timer@fcff0000 { - compatible = "renesas,mtu2-r7s72100", "renesas,mtu2"; - reg = <0xfcff0000 0x400>; - interrupts = <0 139 IRQ_TYPE_LEVEL_HIGH>, - <0 146 IRQ_TYPE_LEVEL_HIGH>, - <0 150 IRQ_TYPE_LEVEL_HIGH>, - <0 154 IRQ_TYPE_LEVEL_HIGH>, - <0 159 IRQ_TYPE_LEVEL_HIGH>; - interrupt-names = "tgi0a", "tgi1a", "tgi2a", "tgi3a", "tgi4a"; - clocks = <&mstp3_clks R7S72100_CLK_MTU2>; - clock-names = "fck"; - }; diff --git a/Documentation/devicetree/bindings/timer/renesas,mtu2.yaml b/Documentation/devicetree/bindings/timer/renesas,mtu2.yaml new file mode 100644 index 000000000000..e56c12f03f72 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/renesas,mtu2.yaml @@ -0,0 +1,76 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/renesas,mtu2.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas Multi-Function Timer Pulse Unit 2 (MTU2) + +maintainers: + - Geert Uytterhoeven <geert+renesas@glider.be> + - Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> + +description: + The MTU2 is a multi-purpose, multi-channel timer/counter with configurable clock inputs + and programmable compare match. + + Channels share hardware resources but their counter and compare match value are + independent. The MTU2 hardware supports five channels indexed from 0 to 4. + +properties: + compatible: + items: + - enum: + - renesas,mtu2-r7s72100 # RZ/A1H + - const: renesas,mtu2 + + reg: + maxItems: 1 + + interrupts: + minItems: 1 + maxItems: 5 + description: One entry for each enabled channel. + + interrupt-names: + minItems: 1 + items: + - const: tgi0a + - const: tgi1a + - const: tgi2a + - const: tgi3a + - const: tgi4a + + clocks: + maxItems: 1 + + clock-names: + const: fck + + power-domains: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - interrupt-names + - clocks + - clock-names + - power-domains + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/r7s72100-clock.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + mtu2: timer@fcff0000 { + compatible = "renesas,mtu2-r7s72100", "renesas,mtu2"; + reg = <0xfcff0000 0x400>; + interrupts = <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "tgi0a"; + clocks = <&mstp3_clks R7S72100_CLK_MTU2>; + clock-names = "fck"; + power-domains = <&cpg_clocks>; + }; diff --git a/Documentation/devicetree/bindings/timer/renesas,ostm.txt b/Documentation/devicetree/bindings/timer/renesas,ostm.txt deleted file mode 100644 index 81a78f8bcf17..000000000000 --- a/Documentation/devicetree/bindings/timer/renesas,ostm.txt +++ /dev/null @@ -1,31 +0,0 @@ -* Renesas OS Timer (OSTM) - -The OSTM is a multi-channel 32-bit timer/counter with fixed clock -source that can operate in either interval count down timer or free-running -compare match mode. - -Channels are independent from each other. - -Required Properties: - - - compatible: must be one or more of the following: - - "renesas,r7s72100-ostm" for the R7S72100 (RZ/A1) OSTM - - "renesas,r7s9210-ostm" for the R7S9210 (RZ/A2) OSTM - - "renesas,ostm" for any OSTM - This is a fallback for the above renesas,*-ostm entries - - - reg: base address and length of the register block for a timer channel. - - - interrupts: interrupt specifier for the timer channel. - - - clocks: clock specifier for the timer channel. - -Example: R7S72100 (RZ/A1H) OSTM node - - ostm0: timer@fcfec000 { - compatible = "renesas,r7s72100-ostm", "renesas,ostm"; - reg = <0xfcfec000 0x30>; - interrupts = <GIC_SPI 102 IRQ_TYPE_EDGE_RISING>; - clocks = <&mstp5_clks R7S72100_CLK_OSTM0>; - power-domains = <&cpg_clocks>; - }; diff --git a/Documentation/devicetree/bindings/timer/renesas,ostm.yaml b/Documentation/devicetree/bindings/timer/renesas,ostm.yaml new file mode 100644 index 000000000000..0983c1efec80 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/renesas,ostm.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/renesas,ostm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas OS Timer (OSTM) + +maintainers: + - Chris Brandt <chris.brandt@renesas.com> + - Geert Uytterhoeven <geert+renesas@glider.be> + +description: + The OSTM is a multi-channel 32-bit timer/counter with fixed clock source that + can operate in either interval count down timer or free-running compare match + mode. + + Channels are independent from each other. + +properties: + compatible: + items: + - enum: + - renesas,r7s72100-ostm # RZ/A1H + - renesas,r7s9210-ostm # RZ/A2M + - renesas,r9a07g043-ostm # RZ/G2UL and RZ/Five + - renesas,r9a07g044-ostm # RZ/G2{L,LC} + - renesas,r9a07g054-ostm # RZ/V2L + - renesas,r9a09g056-ostm # RZ/V2N + - renesas,r9a09g057-ostm # RZ/V2H(P) + - const: renesas,ostm # Generic + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - power-domains + +if: + properties: + compatible: + not: + contains: + enum: + - renesas,r7s72100-ostm + - renesas,r7s9210-ostm +then: + required: + - resets + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/r7s72100-clock.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + ostm0: timer@fcfec000 { + compatible = "renesas,r7s72100-ostm", "renesas,ostm"; + reg = <0xfcfec000 0x30>; + interrupts = <GIC_SPI 102 IRQ_TYPE_EDGE_RISING>; + clocks = <&mstp5_clks R7S72100_CLK_OSTM0>; + power-domains = <&cpg_clocks>; + }; diff --git a/Documentation/devicetree/bindings/timer/renesas,rz-mtu3.yaml b/Documentation/devicetree/bindings/timer/renesas,rz-mtu3.yaml new file mode 100644 index 000000000000..3931054b42fb --- /dev/null +++ b/Documentation/devicetree/bindings/timer/renesas,rz-mtu3.yaml @@ -0,0 +1,303 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/renesas,rz-mtu3.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas RZ/G2L Multi-Function Timer Pulse Unit 3 (MTU3a) + +maintainers: + - Biju Das <biju.das.jz@bp.renesas.com> + +description: | + This hardware block consists of eight 16-bit timer channels and one + 32-bit timer channel. It supports the following specifications: + - Pulse input/output: 28 lines max + - Pulse input 3 lines + - Count clock 11 clocks for each channel (14 clocks for MTU0, 12 clocks + for MTU2, and 10 clocks for MTU5, four clocks for MTU1-MTU2 combination + (when LWA = 1)) + - Operating frequency Up to 100 MHz + - Available operations [MTU0 to MTU4, MTU6, MTU7, and MTU8] + - Waveform output on compare match + - Input capture function (noise filter setting available) + - Counter-clearing operation + - Simultaneous writing to multiple timer counters (TCNT) + (excluding MTU8) + - Simultaneous clearing on compare match or input capture + (excluding MTU8) + - Simultaneous input and output to registers in synchronization with + counter operations (excluding MTU8) + - Up to 12-phase PWM output in combination with synchronous operation + (excluding MTU8) + - [MTU0 MTU3, MTU4, MTU6, MTU7, and MTU8] + - Buffer operation specifiable + - [MTU1, MTU2] + - Phase counting mode can be specified independently + - 32-bit phase counting mode can be specified for interlocked operation + of MTU1 and MTU2 (when TMDR3.LWA = 1) + - Cascade connection operation available + - [MTU3, MTU4, MTU6, and MTU7] + - Through interlocked operation of MTU3/4 and MTU6/7, the positive and + negative signals in six phases (12 phases in total) can be output in + complementary PWM and reset-synchronized PWM operation + - In complementary PWM mode, values can be transferred from buffer + registers to temporary registers at crests and troughs of the timer- + counter values or when the buffer registers (TGRD registers in MTU4 + and MTU7) are written to + - Double-buffering selectable in complementary PWM mode + - [MTU3 and MTU4] + - Through interlocking with MTU0, a mode for driving AC synchronous + motors (brushless DC motors) by using complementary PWM output and + reset-synchronized PWM output is settable and allows the selection + of two types of waveform output (chopping or level) + - [MTU5] + - Capable of operation as a dead-time compensation counter + - [MTU0/MTU5, MTU1, MTU2, and MTU8] + - 32-bit phase counting mode specifiable by combining MTU1 and MTU2 and + through interlocked operation with MTU0/MTU5 and MTU8 + - Interrupt-skipping function + - In complementary PWM mode, interrupts on crests and troughs of counter + values and triggers to start conversion by the A/D converter can be + skipped + - Interrupt sources: 43 sources. + - Buffer operation: + - Automatic transfer of register data (transfer from the buffer + register to the timer register). + - Trigger generation + - A/D converter start triggers can be generated + - A/D converter start request delaying function enables A/D converter + to be started with any desired timing and to be synchronized with + PWM output + - Low power consumption function + - The MTU3a can be placed in the module-stop state + + There are two phase counting modes. 16-bit phase counting mode in which + MTU1 and MTU2 operate independently, and cascade connection 32-bit phase + counting mode in which MTU1 and MTU2 are cascaded. + + In phase counting mode, the phase difference between two external input + clocks is detected and the corresponding TCNT is incremented or + decremented. + The below counters are supported + count0 - MTU1 16-bit phase counting + count1 - MTU2 16-bit phase counting + count2 - MTU1+ MTU2 32-bit phase counting + + The module supports PWM mode{1,2}, Reset-synchronized PWM mode and + complementary PWM mode{1,2,3}. + + In complementary PWM mode, six positive-phase and six negative-phase PWM + waveforms (12 phases in total) with dead time can be output by + combining MTU{3,4} and MTU{6,7}. + + The below pwm channels are supported in pwm mode 1. + pwm0 - MTU0.MTIOC0A PWM mode 1 + pwm1 - MTU0.MTIOC0C PWM mode 1 + pwm2 - MTU1.MTIOC1A PWM mode 1 + pwm3 - MTU2.MTIOC2A PWM mode 1 + pwm4 - MTU3.MTIOC3A PWM mode 1 + pwm5 - MTU3.MTIOC3C PWM mode 1 + pwm6 - MTU4.MTIOC4A PWM mode 1 + pwm7 - MTU4.MTIOC4C PWM mode 1 + pwm8 - MTU6.MTIOC6A PWM mode 1 + pwm9 - MTU6.MTIOC6C PWM mode 1 + pwm10 - MTU7.MTIOC7A PWM mode 1 + pwm11 - MTU7.MTIOC7C PWM mode 1 + +properties: + compatible: + items: + - enum: + - renesas,r9a07g043-mtu3 # RZ/{G2UL,Five} + - renesas,r9a07g044-mtu3 # RZ/G2{L,LC} + - renesas,r9a07g054-mtu3 # RZ/V2L + - const: renesas,rz-mtu3 + + reg: + maxItems: 1 + + interrupts: + items: + - description: MTU0.TGRA input capture/compare match + - description: MTU0.TGRB input capture/compare match + - description: MTU0.TGRC input capture/compare match + - description: MTU0.TGRD input capture/compare match + - description: MTU0.TCNT overflow + - description: MTU0.TGRE compare match + - description: MTU0.TGRF compare match + - description: MTU1.TGRA input capture/compare match + - description: MTU1.TGRB input capture/compare match + - description: MTU1.TCNT overflow + - description: MTU1.TCNT underflow + - description: MTU2.TGRA input capture/compare match + - description: MTU2.TGRB input capture/compare match + - description: MTU2.TCNT overflow + - description: MTU2.TCNT underflow + - description: MTU3.TGRA input capture/compare match + - description: MTU3.TGRB input capture/compare match + - description: MTU3.TGRC input capture/compare match + - description: MTU3.TGRD input capture/compare match + - description: MTU3.TCNT overflow + - description: MTU4.TGRA input capture/compare match + - description: MTU4.TGRB input capture/compare match + - description: MTU4.TGRC input capture/compare match + - description: MTU4.TGRD input capture/compare match + - description: MTU4.TCNT overflow/underflow + - description: MTU5.TGRU input capture/compare match + - description: MTU5.TGRV input capture/compare match + - description: MTU5.TGRW input capture/compare match + - description: MTU6.TGRA input capture/compare match + - description: MTU6.TGRB input capture/compare match + - description: MTU6.TGRC input capture/compare match + - description: MTU6.TGRD input capture/compare match + - description: MTU6.TCNT overflow + - description: MTU7.TGRA input capture/compare match + - description: MTU7.TGRB input capture/compare match + - description: MTU7.TGRC input capture/compare match + - description: MTU7.TGRD input capture/compare match + - description: MTU7.TCNT overflow/underflow + - description: MTU8.TGRA input capture/compare match + - description: MTU8.TGRB input capture/compare match + - description: MTU8.TGRC input capture/compare match + - description: MTU8.TGRD input capture/compare match + - description: MTU8.TCNT overflow + - description: MTU8.TCNT underflow + + interrupt-names: + items: + - const: tgia0 + - const: tgib0 + - const: tgic0 + - const: tgid0 + - const: tciv0 + - const: tgie0 + - const: tgif0 + - const: tgia1 + - const: tgib1 + - const: tciv1 + - const: tciu1 + - const: tgia2 + - const: tgib2 + - const: tciv2 + - const: tciu2 + - const: tgia3 + - const: tgib3 + - const: tgic3 + - const: tgid3 + - const: tciv3 + - const: tgia4 + - const: tgib4 + - const: tgic4 + - const: tgid4 + - const: tciv4 + - const: tgiu5 + - const: tgiv5 + - const: tgiw5 + - const: tgia6 + - const: tgib6 + - const: tgic6 + - const: tgid6 + - const: tciv6 + - const: tgia7 + - const: tgib7 + - const: tgic7 + - const: tgid7 + - const: tciv7 + - const: tgia8 + - const: tgib8 + - const: tgic8 + - const: tgid8 + - const: tciv8 + - const: tciu8 + + clocks: + maxItems: 1 + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + + "#pwm-cells": + const: 2 + +required: + - compatible + - reg + - interrupts + - interrupt-names + - clocks + - power-domains + - resets + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/r9a07g044-cpg.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + mtu3: timer@10001200 { + compatible = "renesas,r9a07g044-mtu3", "renesas,rz-mtu3"; + reg = <0x10001200 0xb00>; + interrupts = <GIC_SPI 170 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 171 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 172 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 173 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 174 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 175 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 176 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 177 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 178 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 179 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 180 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 181 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 182 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 183 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 184 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 185 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 186 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 187 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 188 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 189 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 190 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 191 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 192 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 193 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 194 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 195 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 196 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 197 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 198 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 199 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 200 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 201 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 202 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 203 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 204 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 205 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 206 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 207 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 208 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 209 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 210 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 211 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 212 IRQ_TYPE_EDGE_RISING>, + <GIC_SPI 213 IRQ_TYPE_EDGE_RISING>; + interrupt-names = "tgia0", "tgib0", "tgic0", "tgid0", "tciv0", "tgie0", + "tgif0", + "tgia1", "tgib1", "tciv1", "tciu1", + "tgia2", "tgib2", "tciv2", "tciu2", + "tgia3", "tgib3", "tgic3", "tgid3", "tciv3", + "tgia4", "tgib4", "tgic4", "tgid4", "tciv4", + "tgiu5", "tgiv5", "tgiw5", + "tgia6", "tgib6", "tgic6", "tgid6", "tciv6", + "tgia7", "tgib7", "tgic7", "tgid7", "tciv7", + "tgia8", "tgib8", "tgic8", "tgid8", "tciv8", "tciu8"; + clocks = <&cpg CPG_MOD R9A07G044_MTU_X_MCK_MTU3>; + power-domains = <&cpg>; + resets = <&cpg R9A07G044_MTU_X_PRESET_MTU3>; + #pwm-cells = <2>; + }; diff --git a/Documentation/devicetree/bindings/timer/renesas,tmu.txt b/Documentation/devicetree/bindings/timer/renesas,tmu.txt deleted file mode 100644 index 9dff7e5cae6a..000000000000 --- a/Documentation/devicetree/bindings/timer/renesas,tmu.txt +++ /dev/null @@ -1,48 +0,0 @@ -* Renesas R-Mobile/R-Car Timer Unit (TMU) - -The TMU is a 32-bit timer/counter with configurable clock inputs and -programmable compare match. - -Channels share hardware resources but their counter and compare match value -are independent. The TMU hardware supports up to three channels. - -Required Properties: - - - compatible: must contain one or more of the following: - - "renesas,tmu-r8a7740" for the r8a7740 TMU - - "renesas,tmu-r8a774a1" for the r8a774A1 TMU - - "renesas,tmu-r8a774c0" for the r8a774C0 TMU - - "renesas,tmu-r8a7778" for the r8a7778 TMU - - "renesas,tmu-r8a7779" for the r8a7779 TMU - - "renesas,tmu-r8a77970" for the r8a77970 TMU - - "renesas,tmu-r8a77980" for the r8a77980 TMU - - "renesas,tmu" for any TMU. - This is a fallback for the above renesas,tmu-* entries - - - reg: base address and length of the registers block for the timer module. - - - interrupts: interrupt-specifier for the timer, one per channel. - - - clocks: a list of phandle + clock-specifier pairs, one for each entry - in clock-names. - - clock-names: must contain "fck" for the functional clock. - -Optional Properties: - - - #renesas,channels: number of channels implemented by the timer, must be 2 - or 3 (if not specified the value defaults to 3). - - -Example: R8A7779 (R-Car H1) TMU0 node - - tmu0: timer@ffd80000 { - compatible = "renesas,tmu-r8a7779", "renesas,tmu"; - reg = <0xffd80000 0x30>; - interrupts = <0 32 IRQ_TYPE_LEVEL_HIGH>, - <0 33 IRQ_TYPE_LEVEL_HIGH>, - <0 34 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&mstp0_clks R8A7779_CLK_TMU0>; - clock-names = "fck"; - - #renesas,channels = <3>; - }; diff --git a/Documentation/devicetree/bindings/timer/renesas,tmu.yaml b/Documentation/devicetree/bindings/timer/renesas,tmu.yaml new file mode 100644 index 000000000000..b1229595acfb --- /dev/null +++ b/Documentation/devicetree/bindings/timer/renesas,tmu.yaml @@ -0,0 +1,136 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/renesas,tmu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas R-Mobile/R-Car Timer Unit (TMU) + +maintainers: + - Geert Uytterhoeven <geert+renesas@glider.be> + - Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> + +description: + The TMU is a 32-bit timer/counter with configurable clock inputs and + programmable compare match. + + Channels share hardware resources but their counter and compare match value + are independent. The TMU hardware supports up to three channels. + +properties: + compatible: + items: + - enum: + - renesas,tmu-r8a73a4 # R-Mobile APE6 + - renesas,tmu-r8a7740 # R-Mobile A1 + - renesas,tmu-r8a7742 # RZ/G1H + - renesas,tmu-r8a7743 # RZ/G1M + - renesas,tmu-r8a7744 # RZ/G1N + - renesas,tmu-r8a7745 # RZ/G1E + - renesas,tmu-r8a77470 # RZ/G1C + - renesas,tmu-r8a774a1 # RZ/G2M + - renesas,tmu-r8a774b1 # RZ/G2N + - renesas,tmu-r8a774c0 # RZ/G2E + - renesas,tmu-r8a774e1 # RZ/G2H + - renesas,tmu-r8a7778 # R-Car M1A + - renesas,tmu-r8a7779 # R-Car H1 + - renesas,tmu-r8a7790 # R-Car H2 + - renesas,tmu-r8a7791 # R-Car M2-W + - renesas,tmu-r8a7792 # R-Car V2H + - renesas,tmu-r8a7793 # R-Car M2-N + - renesas,tmu-r8a7794 # R-Car E2 + - renesas,tmu-r8a7795 # R-Car H3 + - renesas,tmu-r8a7796 # R-Car M3-W + - renesas,tmu-r8a77961 # R-Car M3-W+ + - renesas,tmu-r8a77965 # R-Car M3-N + - renesas,tmu-r8a77970 # R-Car V3M + - renesas,tmu-r8a77980 # R-Car V3H + - renesas,tmu-r8a77990 # R-Car E3 + - renesas,tmu-r8a77995 # R-Car D3 + - renesas,tmu-r8a779a0 # R-Car V3U + - renesas,tmu-r8a779f0 # R-Car S4-8 + - renesas,tmu-r8a779g0 # R-Car V4H + - renesas,tmu-r8a779h0 # R-Car V4M + - const: renesas,tmu + + reg: + maxItems: 1 + + interrupts: + minItems: 2 + items: + - description: Underflow interrupt, channel 0 + - description: Underflow interrupt, channel 1 + - description: Underflow interrupt, channel 2 + - description: Input capture interrupt, channel 2 + + interrupt-names: + minItems: 2 + items: + - const: tuni0 + - const: tuni1 + - const: tuni2 + - const: ticpi2 + + clocks: + maxItems: 1 + + clock-names: + const: fck + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + + '#renesas,channels': + description: + Number of channels implemented by the timer. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [ 2, 3 ] + default: 3 + +required: + - compatible + - reg + - interrupts + - interrupt-names + - clocks + - clock-names + - power-domains + +if: + not: + properties: + compatible: + contains: + enum: + - renesas,tmu-r8a73a4 + - renesas,tmu-r8a7740 + - renesas,tmu-r8a7778 + - renesas,tmu-r8a7779 +then: + required: + - resets + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/r8a7779-clock.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/power/r8a7779-sysc.h> + tmu0: timer@ffd80000 { + compatible = "renesas,tmu-r8a7779", "renesas,tmu"; + reg = <0xffd80000 0x30>; + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "tuni0", "tuni1", "tuni2", "ticpi2"; + clocks = <&mstp0_clks R8A7779_CLK_TMU0>; + clock-names = "fck"; + power-domains = <&sysc R8A7779_PD_ALWAYS_ON>; + #renesas,channels = <3>; + }; diff --git a/Documentation/devicetree/bindings/timer/renesas,tpu.txt b/Documentation/devicetree/bindings/timer/renesas,tpu.txt deleted file mode 100644 index 1d46f9de4feb..000000000000 --- a/Documentation/devicetree/bindings/timer/renesas,tpu.txt +++ /dev/null @@ -1,21 +0,0 @@ -* Renesas H8/300 Timer Pulse Unit - -The TPU is a 16bit timer/counter with configurable clock inputs and -programmable compare match. -This implementation support only cascade mode. - -Required Properties: - - - compatible: must contain "renesas,tpu" - - reg: base address and length of the registers block in 2 channel. - - clocks: a list of phandle, one for each entry in clock-names. - - clock-names: must contain "peripheral_clk" for the functional clock. - - -Example: - tpu: tpu@ffffe0 { - compatible = "renesas,tpu"; - reg = <0xffffe0 16>, <0xfffff0 12>; - clocks = <&pclk>; - clock-names = "peripheral_clk"; - }; diff --git a/Documentation/devicetree/bindings/timer/riscv,timer.yaml b/Documentation/devicetree/bindings/timer/riscv,timer.yaml new file mode 100644 index 000000000000..38d67e1a5a79 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/riscv,timer.yaml @@ -0,0 +1,52 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/riscv,timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: RISC-V timer + +maintainers: + - Anup Patel <anup@brainfault.org> + +description: |+ + RISC-V platforms always have a RISC-V timer device for the supervisor-mode + based on the time CSR defined by the RISC-V privileged specification. The + timer interrupts of this device are configured using the RISC-V SBI Time + extension or the RISC-V Sstc extension. + + The clock frequency of RISC-V timer device is specified via the + "timebase-frequency" DT property of "/cpus" DT node which is described + in Documentation/devicetree/bindings/riscv/cpus.yaml + +properties: + compatible: + enum: + - riscv,timer + + interrupts-extended: + minItems: 1 + maxItems: 4096 # Should be enough? + + riscv,timer-cannot-wake-cpu: + type: boolean + description: + If present, the timer interrupt cannot wake up the CPU from one or + more suspend/idle states. + +additionalProperties: false + +required: + - compatible + - interrupts-extended + +examples: + - | + timer { + compatible = "riscv,timer"; + interrupts-extended = <&cpu1intc 5>, + <&cpu2intc 5>, + <&cpu3intc 5>, + <&cpu4intc 5>; + }; +... diff --git a/Documentation/devicetree/bindings/timer/rockchip,rk-timer.txt b/Documentation/devicetree/bindings/timer/rockchip,rk-timer.txt deleted file mode 100644 index d65fdce7c7f0..000000000000 --- a/Documentation/devicetree/bindings/timer/rockchip,rk-timer.txt +++ /dev/null @@ -1,27 +0,0 @@ -Rockchip rk timer - -Required properties: -- compatible: should be: - "rockchip,rv1108-timer", "rockchip,rk3288-timer": for Rockchip RV1108 - "rockchip,rk3036-timer", "rockchip,rk3288-timer": for Rockchip RK3036 - "rockchip,rk3066-timer", "rockchip,rk3288-timer": for Rockchip RK3066 - "rockchip,rk3188-timer", "rockchip,rk3288-timer": for Rockchip RK3188 - "rockchip,rk3228-timer", "rockchip,rk3288-timer": for Rockchip RK3228 - "rockchip,rk3229-timer", "rockchip,rk3288-timer": for Rockchip RK3229 - "rockchip,rk3288-timer": for Rockchip RK3288 - "rockchip,rk3368-timer", "rockchip,rk3288-timer": for Rockchip RK3368 - "rockchip,rk3399-timer": for Rockchip RK3399 -- reg: base address of the timer register starting with TIMERS CONTROL register -- interrupts: should contain the interrupts for Timer0 -- clocks : must contain an entry for each entry in clock-names -- clock-names : must include the following entries: - "timer", "pclk" - -Example: - timer: timer@ff810000 { - compatible = "rockchip,rk3288-timer"; - reg = <0xff810000 0x20>; - interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&xin24m>, <&cru PCLK_TIMER>; - clock-names = "timer", "pclk"; - }; diff --git a/Documentation/devicetree/bindings/timer/rockchip,rk-timer.yaml b/Documentation/devicetree/bindings/timer/rockchip,rk-timer.yaml new file mode 100644 index 000000000000..6d0eb0014eee --- /dev/null +++ b/Documentation/devicetree/bindings/timer/rockchip,rk-timer.yaml @@ -0,0 +1,66 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/rockchip,rk-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Rockchip Timer + +maintainers: + - Daniel Lezcano <daniel.lezcano@linaro.org> + +properties: + compatible: + oneOf: + - const: rockchip,rk3288-timer + - const: rockchip,rk3399-timer + - items: + - enum: + - rockchip,rv1108-timer + - rockchip,rv1126-timer + - rockchip,rk3036-timer + - rockchip,rk3128-timer + - rockchip,rk3188-timer + - rockchip,rk3228-timer + - rockchip,rk3229-timer + - rockchip,rk3368-timer + - rockchip,rk3576-timer + - rockchip,rk3588-timer + - rockchip,px30-timer + - const: rockchip,rk3288-timer + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + minItems: 2 + maxItems: 2 + + clock-names: + items: + - const: pclk + - const: timer + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/clock/rk3288-cru.h> + + timer: timer@ff810000 { + compatible = "rockchip,rk3288-timer"; + reg = <0xff810000 0x20>; + interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru PCLK_TIMER>, <&xin24m>; + clock-names = "pclk", "timer"; + }; diff --git a/Documentation/devicetree/bindings/timer/samsung,exynos4210-mct.yaml b/Documentation/devicetree/bindings/timer/samsung,exynos4210-mct.yaml index 273e359854dd..10578f544581 100644 --- a/Documentation/devicetree/bindings/timer/samsung,exynos4210-mct.yaml +++ b/Documentation/devicetree/bindings/timer/samsung,exynos4210-mct.yaml @@ -19,13 +19,50 @@ description: |+ properties: compatible: - enum: - - samsung,exynos4210-mct - - samsung,exynos4412-mct + oneOf: + - enum: + - samsung,exynos4210-mct + - samsung,exynos4412-mct + - items: + - enum: + - axis,artpec8-mct + - google,gs101-mct + - samsung,exynos2200-mct-peris + - samsung,exynos3250-mct + - samsung,exynos5250-mct + - samsung,exynos5260-mct + - samsung,exynos5420-mct + - samsung,exynos5433-mct + - samsung,exynos850-mct + - samsung,exynos8895-mct + - samsung,exynos990-mct + - tesla,fsd-mct + - const: samsung,exynos4210-mct + + clocks: + maxItems: 2 + + clock-names: + items: + - const: fin_pll + - const: mct reg: maxItems: 1 + samsung,frc-shared: + type: boolean + description: | + Indicates that the hardware requires that this processor share the + free-running counter with a different (main) processor. + + samsung,local-timers: + $ref: /schemas/types.yaml#/definitions/uint32-array + minItems: 1 + maxItems: 16 + description: | + List of indices of local timers usable from this processor. + interrupts: description: | Interrupts should be put in specific order. This is, the local timer @@ -49,19 +86,93 @@ properties: required: - compatible + - clock-names + - clocks - interrupts - reg +allOf: + - if: + not: + properties: + compatible: + contains: + enum: + - axis,artpec8-mct + then: + properties: + samsung,local-timers: false + samsung,frc-shared: false + - if: + properties: + compatible: + contains: + const: samsung,exynos3250-mct + then: + properties: + interrupts: + minItems: 8 + maxItems: 8 + + - if: + properties: + compatible: + contains: + const: samsung,exynos5250-mct + then: + properties: + interrupts: + minItems: 6 + maxItems: 6 + + - if: + properties: + compatible: + contains: + enum: + - axis,artpec8-mct + - google,gs101-mct + - samsung,exynos2200-mct-peris + - samsung,exynos5260-mct + - samsung,exynos5420-mct + - samsung,exynos5433-mct + - samsung,exynos850-mct + - samsung,exynos8895-mct + - samsung,exynos990-mct + then: + properties: + interrupts: + minItems: 12 + maxItems: 12 + + - if: + properties: + compatible: + contains: + enum: + - tesla,fsd-mct + then: + properties: + interrupts: + minItems: 16 + maxItems: 16 + +additionalProperties: false + examples: - | // In this example, the IP contains two local timers, using separate // interrupts, so two local timer interrupts have been specified, // in addition to four global timer interrupts. + #include <dt-bindings/clock/exynos4.h> #include <dt-bindings/interrupt-controller/arm-gic.h> timer@10050000 { compatible = "samsung,exynos4210-mct"; reg = <0x10050000 0x800>; + clocks = <&clock CLK_FIN_PLL>, <&clock CLK_MCT>; + clock-names = "fin_pll", "mct"; + interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>, @@ -73,11 +184,15 @@ examples: - | // In this example, the timer interrupts are connected to two separate // interrupt controllers. Hence, an interrupts-extended is needed. + #include <dt-bindings/clock/exynos4.h> #include <dt-bindings/interrupt-controller/arm-gic.h> timer@101c0000 { compatible = "samsung,exynos4210-mct"; reg = <0x101C0000 0x800>; + clocks = <&clock CLK_FIN_PLL>, <&clock CLK_MCT>; + clock-names = "fin_pll", "mct"; + interrupts-extended = <&gic GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>, <&gic GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>, <&combiner 12 6>, @@ -90,11 +205,14 @@ examples: // In this example, the IP contains four local timers, but using // a per-processor interrupt to handle them. Only one first local // interrupt is specified. + #include <dt-bindings/clock/exynos4.h> #include <dt-bindings/interrupt-controller/arm-gic.h> timer@10050000 { compatible = "samsung,exynos4412-mct"; reg = <0x10050000 0x800>; + clocks = <&clock CLK_FIN_PLL>, <&clock CLK_MCT>; + clock-names = "fin_pll", "mct"; interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>, @@ -107,11 +225,14 @@ examples: // In this example, the IP contains four local timers, but using // a per-processor interrupt to handle them. All the local timer // interrupts are specified. + #include <dt-bindings/clock/exynos4.h> #include <dt-bindings/interrupt-controller/arm-gic.h> timer@10050000 { compatible = "samsung,exynos4412-mct"; reg = <0x10050000 0x800>; + clocks = <&clock CLK_FIN_PLL>, <&clock CLK_MCT>; + clock-names = "fin_pll", "mct"; interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>, diff --git a/Documentation/devicetree/bindings/timer/sifive,clint.yaml b/Documentation/devicetree/bindings/timer/sifive,clint.yaml new file mode 100644 index 000000000000..d85a1a088b35 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/sifive,clint.yaml @@ -0,0 +1,105 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/sifive,clint.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: SiFive Core Local Interruptor + +maintainers: + - Palmer Dabbelt <palmer@dabbelt.com> + - Anup Patel <anup.patel@wdc.com> + +description: + SiFive (and other RISC-V) SOCs include an implementation of the SiFive + Core Local Interruptor (CLINT) for M-mode timer and M-mode inter-processor + interrupts. It directly connects to the timer and inter-processor interrupt + lines of various HARTs (or CPUs) so RISC-V per-HART (or per-CPU) local + interrupt controller is the parent interrupt controller for CLINT device. + The clock frequency of CLINT is specified via "timebase-frequency" DT + property of "/cpus" DT node. The "timebase-frequency" DT property is + described in Documentation/devicetree/bindings/riscv/cpus.yaml + + T-Head C906/C910 CPU cores include an implementation of CLINT too, however + their implementation lacks a memory-mapped MTIME register, thus not + compatible with SiFive ones. + +properties: + compatible: + oneOf: + - items: + - enum: + - canaan,k210-clint # Canaan Kendryte K210 + - eswin,eic7700-clint # ESWIN EIC7700 + - sifive,fu540-c000-clint # SiFive FU540 + - spacemit,k1-clint # SpacemiT K1 + - starfive,jh7100-clint # StarFive JH7100 + - starfive,jh7110-clint # StarFive JH7110 + - starfive,jh8100-clint # StarFive JH8100 + - const: sifive,clint0 # SiFive CLINT v0 IP block + - items: + - {} + - const: sifive,clint2 # SiFive CLINT v2 IP block + description: + SiFive CLINT v2 is the HRT that supports the Zicntr. The control of sifive,clint2 + differs from that of sifive,clint0, making them incompatible. + - items: + - enum: + - allwinner,sun20i-d1-clint + - sophgo,cv1800b-clint + - sophgo,cv1812h-clint + - sophgo,sg2002-clint + - thead,th1520-clint + - const: thead,c900-clint + - items: + - const: sifive,clint0 + - const: riscv,clint0 + deprecated: true + description: For the QEMU virt machine only + + description: + Should be "<vendor>,<chip>-clint", followed by "sifive,clint<version>" + when compatible with a SiFive CLINT. Please refer to + sifive-blocks-ip-versioning.txt for details regarding the latter. + + reg: + maxItems: 1 + + interrupts-extended: + minItems: 1 + maxItems: 4095 + + sifive,fine-ctr-bits: + maximum: 15 + description: The width in bits of the fine counter. + +if: + properties: + compatible: + contains: + const: sifive,clint2 +then: + required: + - sifive,fine-ctr-bits +else: + properties: + sifive,fine-ctr-bits: false + +additionalProperties: false + +required: + - compatible + - reg + - interrupts-extended + +examples: + - | + timer@2000000 { + compatible = "sifive,fu540-c000-clint", "sifive,clint0"; + interrupts-extended = <&cpu1intc 3>, <&cpu1intc 7>, + <&cpu2intc 3>, <&cpu2intc 7>, + <&cpu3intc 3>, <&cpu3intc 7>, + <&cpu4intc 3>, <&cpu4intc 7>; + reg = <0x2000000 0x10000>; + }; +... diff --git a/Documentation/devicetree/bindings/timer/snps,arc-timer.txt b/Documentation/devicetree/bindings/timer/snps,arc-timer.txt deleted file mode 100644 index 147ef3e74452..000000000000 --- a/Documentation/devicetree/bindings/timer/snps,arc-timer.txt +++ /dev/null @@ -1,27 +0,0 @@ -Synopsys ARC Local Timer with Interrupt Capabilities -- Found on all ARC CPUs (ARC700/ARCHS) -- Can be optionally programmed to interrupt on Limit -- Two idential copies TIMER0 and TIMER1 exist in ARC cores and historically - TIMER0 used as clockevent provider (true for all ARC cores) - TIMER1 used for clocksource (mandatory for ARC700, optional for ARC HS) - -Required properties: - -- compatible : should be "snps,arc-timer" -- interrupts : single Interrupt going into parent intc - (16 for ARCHS cores, 3 for ARC700 cores) -- clocks : phandle to the source clock - -Example: - - timer0 { - compatible = "snps,arc-timer"; - interrupts = <3>; - interrupt-parent = <&core_intc>; - clocks = <&core_clk>; - }; - - timer1 { - compatible = "snps,arc-timer"; - clocks = <&core_clk>; - }; diff --git a/Documentation/devicetree/bindings/timer/snps,arc-timer.yaml b/Documentation/devicetree/bindings/timer/snps,arc-timer.yaml new file mode 100644 index 000000000000..0d1e37db6f8e --- /dev/null +++ b/Documentation/devicetree/bindings/timer/snps,arc-timer.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/snps,arc-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Synopsys ARC Local Timer + +maintainers: + - Vineet Gupta <vgupta@synopsys.com> + +description: > + Synopsys ARC Local Timer with Interrupt Capabilities + + - Found on all ARC CPUs (ARC700/ARCHS) + - Can be optionally programmed to interrupt on Limit + - Two identical copies TIMER0 and TIMER1 exist in ARC cores and historically + TIMER0 used as clockevent provider (true for all ARC cores) + TIMER1 used for clocksource (mandatory for ARC700, optional for ARC HS) + +properties: + compatible: + const: snps,arc-timer + + interrupts: + maxItems: 1 + description: A single timer interrupt going into the parent interrupt controller. + Use <16> for ARCHS cores, <3> for ARC700 cores. + + clocks: + maxItems: 1 + +required: + - compatible + - clocks + +additionalProperties: false + +examples: + - | + timer0 { + compatible = "snps,arc-timer"; + interrupts = <3>; + clocks = <&core_clk>; + }; diff --git a/Documentation/devicetree/bindings/timer/snps,archs-gfrc.txt b/Documentation/devicetree/bindings/timer/snps,archs-gfrc.txt deleted file mode 100644 index b6cd1b3922de..000000000000 --- a/Documentation/devicetree/bindings/timer/snps,archs-gfrc.txt +++ /dev/null @@ -1,14 +0,0 @@ -Synopsys ARC Free Running 64-bit Global Timer for ARC HS CPUs -- clocksource provider for SMP SoC - -Required properties: - -- compatible : should be "snps,archs-gfrc" -- clocks : phandle to the source clock - -Example: - - gfrc { - compatible = "snps,archs-gfrc"; - clocks = <&core_clk>; - }; diff --git a/Documentation/devicetree/bindings/timer/snps,archs-gfrc.yaml b/Documentation/devicetree/bindings/timer/snps,archs-gfrc.yaml new file mode 100644 index 000000000000..fb16f4aba1c5 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/snps,archs-gfrc.yaml @@ -0,0 +1,30 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/snps,archs-gfrc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Synopsys ARC Free Running 64-bit Global Timer for ARC HS CPUs + +maintainers: + - Vineet Gupta <vgupta@synopsys.com> + +properties: + compatible: + const: snps,archs-gfrc + + clocks: + maxItems: 1 + +required: + - compatible + - clocks + +additionalProperties: false + +examples: + - | + timer { + compatible = "snps,archs-gfrc"; + clocks = <&core_clk>; + }; diff --git a/Documentation/devicetree/bindings/timer/snps,archs-rtc.txt b/Documentation/devicetree/bindings/timer/snps,archs-rtc.txt deleted file mode 100644 index 47bd7a702f3f..000000000000 --- a/Documentation/devicetree/bindings/timer/snps,archs-rtc.txt +++ /dev/null @@ -1,14 +0,0 @@ -Synopsys ARC Free Running 64-bit Local Timer for ARC HS CPUs -- clocksource provider for UP SoC - -Required properties: - -- compatible : should be "snps,archs-rtc" -- clocks : phandle to the source clock - -Example: - - rtc { - compatible = "snps,arc-rtc"; - clocks = <&core_clk>; - }; diff --git a/Documentation/devicetree/bindings/timer/snps,archs-rtc.yaml b/Documentation/devicetree/bindings/timer/snps,archs-rtc.yaml new file mode 100644 index 000000000000..7478810eb24a --- /dev/null +++ b/Documentation/devicetree/bindings/timer/snps,archs-rtc.yaml @@ -0,0 +1,30 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/snps,archs-rtc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Synopsys ARC Free Running 64-bit Local Timer for ARC HS CPUs + +maintainers: + - Vineet Gupta <vgupta@synopsys.com> + +properties: + compatible: + const: snps,archs-rtc + + clocks: + maxItems: 1 + +required: + - compatible + - clocks + +additionalProperties: false + +examples: + - | + rtc { + compatible = "snps,archs-rtc"; + clocks = <&core_clk>; + }; diff --git a/Documentation/devicetree/bindings/timer/snps,dw-apb-timer.yaml b/Documentation/devicetree/bindings/timer/snps,dw-apb-timer.yaml new file mode 100644 index 000000000000..d33c9205a909 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/snps,dw-apb-timer.yaml @@ -0,0 +1,84 @@ +# SPDX-License-Identifier: GPL-2.0-only +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/snps,dw-apb-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Synopsys DesignWare APB Timer + +maintainers: + - Daniel Lezcano <daniel.lezcano@linaro.org> + +properties: + compatible: + oneOf: + - const: snps,dw-apb-timer + - enum: + - snps,dw-apb-timer-sp + - snps,dw-apb-timer-osc + deprecated: true + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + resets: + maxItems: 1 + + clocks: + minItems: 1 + items: + - description: Timer ticks reference clock source + - description: APB interface clock source + + clock-names: + minItems: 1 + items: + - const: timer + - const: pclk + + clock-frequency: true + +additionalProperties: false + +required: + - compatible + - reg + - interrupts + +oneOf: + - required: + - clocks + - clock-names + - required: + - clock-frequency + - required: + - clock-freq + +examples: + - | + timer@ffe00000 { + compatible = "snps,dw-apb-timer"; + interrupts = <0 170 4>; + reg = <0xffe00000 0x1000>; + clocks = <&timer_clk>, <&timer_pclk>; + clock-names = "timer", "pclk"; + }; + - | + timer@ffe00000 { + compatible = "snps,dw-apb-timer"; + interrupts = <0 170 4>; + reg = <0xffe00000 0x1000>; + clocks = <&timer_clk>; + clock-names = "timer"; + }; + - | + timer@ffe00000 { + compatible = "snps,dw-apb-timer"; + interrupts = <0 170 4>; + reg = <0xffe00000 0x1000>; + clock-frequency = <25000000>; + }; +... diff --git a/Documentation/devicetree/bindings/timer/socionext,milbeaut-timer.txt b/Documentation/devicetree/bindings/timer/socionext,milbeaut-timer.txt deleted file mode 100644 index ac44c4b67530..000000000000 --- a/Documentation/devicetree/bindings/timer/socionext,milbeaut-timer.txt +++ /dev/null @@ -1,17 +0,0 @@ -Milbeaut SoCs Timer Controller - -Required properties: - -- compatible : should be "socionext,milbeaut-timer". -- reg : Specifies base physical address and size of the registers. -- interrupts : The interrupt of the first timer. -- clocks: phandle to the input clk. - -Example: - -timer { - compatible = "socionext,milbeaut-timer"; - reg = <0x1e000050 0x20> - interrupts = <0 91 4>; - clocks = <&clk 4>; -}; diff --git a/Documentation/devicetree/bindings/timer/socionext,milbeaut-timer.yaml b/Documentation/devicetree/bindings/timer/socionext,milbeaut-timer.yaml new file mode 100644 index 000000000000..9ab72b762314 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/socionext,milbeaut-timer.yaml @@ -0,0 +1,40 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/socionext,milbeaut-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Milbeaut SoCs Timer Controller + +maintainers: + - Sugaya Taichi <sugaya.taichi@socionext.com> + +properties: + compatible: + const: socionext,milbeaut-timer + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + +additionalProperties: false + +examples: + - | + timer@1e000050 { + compatible = "socionext,milbeaut-timer"; + reg = <0x1e000050 0x20>; + interrupts = <0 91 4>; + clocks = <&clk 4>; + }; diff --git a/Documentation/devicetree/bindings/timer/sprd,sc9860-timer.yaml b/Documentation/devicetree/bindings/timer/sprd,sc9860-timer.yaml new file mode 100644 index 000000000000..62c6da8bab5a --- /dev/null +++ b/Documentation/devicetree/bindings/timer/sprd,sc9860-timer.yaml @@ -0,0 +1,68 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/sprd,sc9860-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Spreadtrum SC9860 timer + +maintainers: + - Orson Zhai <orsonzhai@gmail.com> + - Baolin Wang <baolin.wang7@gmail.com> + - Chunyan Zhang <zhang.lyra@gmail.com> + +description: + The Spreadtrum SC9860 platform provides 3 general-purpose timers. + These timers can support 32bit or 64bit counter, as well as supporting + period mode or one-shot mode, and they can be a wakeup source + during deep sleep. + +properties: + compatible: + enum: + - sprd,sc9860-timer + - sprd,sc9860-suspend-timer + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - clocks + +allOf: + - if: + properties: + compatible: + contains: + const: sprd,sc9860-timer + then: + required: + - interrupts + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + + soc { + #address-cells = <2>; + #size-cells = <2>; + + timer@40050000 { + compatible = "sprd,sc9860-timer"; + reg = <0 0x40050000 0 0x20>; + interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&ext_32k>; + }; + }; +... diff --git a/Documentation/devicetree/bindings/timer/spreadtrum,sprd-timer.txt b/Documentation/devicetree/bindings/timer/spreadtrum,sprd-timer.txt deleted file mode 100644 index 6d97e7d0f6e8..000000000000 --- a/Documentation/devicetree/bindings/timer/spreadtrum,sprd-timer.txt +++ /dev/null @@ -1,20 +0,0 @@ -Spreadtrum timers - -The Spreadtrum SC9860 platform provides 3 general-purpose timers. -These timers can support 32bit or 64bit counter, as well as supporting -period mode or one-shot mode, and they are can be wakeup source -during deep sleep. - -Required properties: -- compatible: should be "sprd,sc9860-timer" for SC9860 platform. -- reg: The register address of the timer device. -- interrupts: Should contain the interrupt for the timer device. -- clocks: The phandle to the source clock (usually a 32.768 KHz fixed clock). - -Example: - timer@40050000 { - compatible = "sprd,sc9860-timer"; - reg = <0 0x40050000 0 0x20>; - interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&ext_32k>; - }; diff --git a/Documentation/devicetree/bindings/timer/st,nomadik-mtu.yaml b/Documentation/devicetree/bindings/timer/st,nomadik-mtu.yaml new file mode 100644 index 000000000000..fa65878b3571 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/st,nomadik-mtu.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright 2022 Linaro Ltd. +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/st,nomadik-mtu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ST Microelectronics Nomadik Multi-Timer Unit MTU Timer + +maintainers: + - Linus Walleij <linus.walleij@linaro.org> + +description: This timer is found in the ST Microelectronics Nomadik + SoCs STn8800, STn8810 and STn8815 as well as in ST-Ericsson DB8500. + +properties: + compatible: + items: + - const: st,nomadik-mtu + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + description: The first clock named TIMCLK clocks the actual timers and + the second clock clocks the digital interface to the interconnect. + maxItems: 2 + + clock-names: + items: + - const: timclk + - const: apb_pclk + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/mfd/dbx500-prcmu.h> + timer@a03c6000 { + compatible = "st,nomadik-mtu"; + reg = <0xa03c6000 0x1000>; + interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>; + + clocks = <&prcmu_clk PRCMU_TIMCLK>, <&prcc_pclk 6 6>; + clock-names = "timclk", "apb_pclk"; + }; diff --git a/Documentation/devicetree/bindings/timer/st,spear-timer.txt b/Documentation/devicetree/bindings/timer/st,spear-timer.txt deleted file mode 100644 index b5238a07da17..000000000000 --- a/Documentation/devicetree/bindings/timer/st,spear-timer.txt +++ /dev/null @@ -1,16 +0,0 @@ -* SPEAr ARM Timer - -** Timer node required properties: - -- compatible : Should be: - "st,spear-timer" -- reg: Address range of the timer registers -- interrupt: Should contain the timer interrupt number - -Example: - - timer@f0000000 { - compatible = "st,spear-timer"; - reg = <0xf0000000 0x400>; - interrupts = <2>; - }; diff --git a/Documentation/devicetree/bindings/timer/st,spear-timer.yaml b/Documentation/devicetree/bindings/timer/st,spear-timer.yaml new file mode 100644 index 000000000000..9f26b5f2b38a --- /dev/null +++ b/Documentation/devicetree/bindings/timer/st,spear-timer.yaml @@ -0,0 +1,36 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/st,spear-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: SPEAr ARM Timer + +maintainers: + - Viresh Kumar <vireshk@kernel.org> + - Shiraz Hashim <shiraz.linux.kernel@gmail.com> + +properties: + compatible: + const: st,spear-timer + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + timer@f0000000 { + compatible = "st,spear-timer"; + reg = <0xf0000000 0x400>; + interrupts = <2>; + }; diff --git a/Documentation/devicetree/bindings/timer/st,stm32-timer.yaml b/Documentation/devicetree/bindings/timer/st,stm32-timer.yaml index 176aa3c9baf8..9ec11537620a 100644 --- a/Documentation/devicetree/bindings/timer/st,stm32-timer.yaml +++ b/Documentation/devicetree/bindings/timer/st,stm32-timer.yaml @@ -4,10 +4,11 @@ $id: http://devicetree.org/schemas/timer/st,stm32-timer.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: STMicroelectronics STM32 general-purpose 16 and 32 bits timers bindings +title: STMicroelectronics STM32 general-purpose 16 and 32 bits timers maintainers: - - Benjamin Gaignard <benjamin.gaignard@st.com> + - Fabrice Gasnier <fabrice.gasnier@foss.st.com> + - Patrice Chotard <patrice.chotard@foss.st.com> properties: compatible: diff --git a/Documentation/devicetree/bindings/timer/stericsson-u300-apptimer.txt b/Documentation/devicetree/bindings/timer/stericsson-u300-apptimer.txt deleted file mode 100644 index 9499bc8ee9e3..000000000000 --- a/Documentation/devicetree/bindings/timer/stericsson-u300-apptimer.txt +++ /dev/null @@ -1,18 +0,0 @@ -ST-Ericsson U300 apptimer - -Required properties: - -- compatible : should be "stericsson,u300-apptimer" -- reg : Specifies base physical address and size of the registers. -- interrupts : A list of 4 interrupts; one for each subtimer. These - are, in order: OS (operating system), DD (device driver) both - adopted for EPOC/Symbian with two specific IRQs for these tasks, - then GP1 and GP2, which are general-purpose timers. - -Example: - -timer { - compatible = "stericsson,u300-apptimer"; - reg = <0xc0014000 0x1000>; - interrupts = <24 25 26 27>; -}; diff --git a/Documentation/devicetree/bindings/timer/thead,c900-aclint-mtimer.yaml b/Documentation/devicetree/bindings/timer/thead,c900-aclint-mtimer.yaml new file mode 100644 index 000000000000..4ed30efe4052 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/thead,c900-aclint-mtimer.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/thead,c900-aclint-mtimer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sophgo CLINT Timer + +maintainers: + - Inochi Amaoto <inochiama@outlook.com> + +properties: + compatible: + items: + - enum: + - sophgo,sg2042-aclint-mtimer + - sophgo,sg2044-aclint-mtimer + - const: thead,c900-aclint-mtimer + + reg: + items: + - description: MTIMECMP Registers + + reg-names: + items: + - const: mtimecmp + + interrupts-extended: + minItems: 1 + maxItems: 4095 + +additionalProperties: false + +required: + - compatible + - reg + - reg-names + - interrupts-extended + +examples: + - | + timer@ac000000 { + compatible = "sophgo,sg2042-aclint-mtimer", "thead,c900-aclint-mtimer"; + interrupts-extended = <&cpu1intc 7>, + <&cpu2intc 7>, + <&cpu3intc 7>, + <&cpu4intc 7>; + reg = <0xac000000 0x00010000>; + reg-names = "mtimecmp"; + }; +... diff --git a/Documentation/devicetree/bindings/timer/ti,c64x+timer64.txt b/Documentation/devicetree/bindings/timer/ti,c64x+timer64.txt deleted file mode 100644 index d96c1e283e73..000000000000 --- a/Documentation/devicetree/bindings/timer/ti,c64x+timer64.txt +++ /dev/null @@ -1,25 +0,0 @@ -Timer64 -------- - -The timer64 node describes C6X event timers. - -Required properties: - -- compatible: must be "ti,c64x+timer64" -- reg: base address and size of register region -- interrupts: interrupt id - -Optional properties: - -- ti,dscr-dev-enable: Device ID used to enable timer IP through DSCR interface. - -- ti,core-mask: on multi-core SoCs, bitmask of cores allowed to use this timer. - -Example: - timer0: timer@25e0000 { - compatible = "ti,c64x+timer64"; - ti,core-mask = < 0x01 >; - reg = <0x25e0000 0x40>; - interrupt-parent = <&megamod_pic>; - interrupts = < 16 >; - }; diff --git a/Documentation/devicetree/bindings/timer/ti,da830-timer.yaml b/Documentation/devicetree/bindings/timer/ti,da830-timer.yaml new file mode 100644 index 000000000000..e9646f4e86cc --- /dev/null +++ b/Documentation/devicetree/bindings/timer/ti,da830-timer.yaml @@ -0,0 +1,68 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/ti,da830-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TI DaVinci Timer + +maintainers: + - Kousik Sanagavarapu <five231003@gmail.com> + +description: | + This is a 64-bit timer found on TI's DaVinci architecture devices. The timer + can be configured as a general-purpose 64-bit timer, dual general-purpose + 32-bit timers. When configured as dual 32-bit timers, each half can operate + in conjunction (chain mode) or independently (unchained mode) of each other. + + The timer is a free running up-counter and can generate interrupts when the + counter reaches preset counter values. + +properties: + compatible: + const: ti,da830-timer + + reg: + maxItems: 1 + + interrupts: + minItems: 2 + maxItems: 10 + + interrupt-names: + minItems: 2 + items: + - const: tint12 + - const: tint34 + - const: cmpint0 + - const: cmpint1 + - const: cmpint2 + - const: cmpint3 + - const: cmpint4 + - const: cmpint5 + - const: cmpint6 + - const: cmpint7 + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - interrupt-names + - clocks + +additionalProperties: false + +examples: + - | + timer@20000 { + compatible = "ti,da830-timer"; + reg = <0x20000 0x1000>; + interrupts = <21>, <22>; + interrupt-names = "tint12", "tint34"; + clocks = <&pll0_auxclk>; + }; + +... diff --git a/Documentation/devicetree/bindings/timer/ti,davinci-timer.txt b/Documentation/devicetree/bindings/timer/ti,davinci-timer.txt deleted file mode 100644 index 29bf91ccf5b7..000000000000 --- a/Documentation/devicetree/bindings/timer/ti,davinci-timer.txt +++ /dev/null @@ -1,37 +0,0 @@ -* Device tree bindings for Texas Instruments DaVinci timer - -This document provides bindings for the 64-bit timer in the DaVinci -architecture devices. The timer can be configured as a general-purpose 64-bit -timer, dual general-purpose 32-bit timers. When configured as dual 32-bit -timers, each half can operate in conjunction (chain mode) or independently -(unchained mode) of each other. - -The timer is a free running up-counter and can generate interrupts when the -counter reaches preset counter values. - -Also see ../watchdog/davinci-wdt.txt for timers that are configurable as -watchdog timers. - -Required properties: - -- compatible : should be "ti,da830-timer". -- reg : specifies base physical address and count of the registers. -- interrupts : interrupts generated by the timer. -- interrupt-names: should be "tint12", "tint34", "cmpint0", "cmpint1", - "cmpint2", "cmpint3", "cmpint4", "cmpint5", "cmpint6", - "cmpint7" ("cmpintX" may be omitted if not present in the - hardware). -- clocks : the clock feeding the timer clock. - -Example: - - clocksource: timer@20000 { - compatible = "ti,da830-timer"; - reg = <0x20000 0x1000>; - interrupts = <21>, <22>, <74>, <75>, <76>, <77>, <78>, <79>, - <80>, <81>; - interrupt-names = "tint12", "tint34", "cmpint0", "cmpint1", - "cmpint2", "cmpint3", "cmpint4", "cmpint5", - "cmpint6", "cmpint7"; - clocks = <&pll0_auxclk>; - }; diff --git a/Documentation/devicetree/bindings/timer/ti,keystone-timer.txt b/Documentation/devicetree/bindings/timer/ti,keystone-timer.txt deleted file mode 100644 index 5fbe361252b4..000000000000 --- a/Documentation/devicetree/bindings/timer/ti,keystone-timer.txt +++ /dev/null @@ -1,29 +0,0 @@ -* Device tree bindings for Texas instruments Keystone timer - -This document provides bindings for the 64-bit timer in the KeyStone -architecture devices. The timer can be configured as a general-purpose 64-bit -timer, dual general-purpose 32-bit timers. When configured as dual 32-bit -timers, each half can operate in conjunction (chain mode) or independently -(unchained mode) of each other. - -It is global timer is a free running up-counter and can generate interrupt -when the counter reaches preset counter values. - -Documentation: -http://www.ti.com/lit/ug/sprugv5a/sprugv5a.pdf - -Required properties: - -- compatible : should be "ti,keystone-timer". -- reg : specifies base physical address and count of the registers. -- interrupts : interrupt generated by the timer. -- clocks : the clock feeding the timer clock. - -Example: - -timer@22f0000 { - compatible = "ti,keystone-timer"; - reg = <0x022f0000 0x80>; - interrupts = <GIC_SPI 110 IRQ_TYPE_EDGE_RISING>; - clocks = <&clktimer15>; -}; diff --git a/Documentation/devicetree/bindings/timer/ti,keystone-timer.yaml b/Documentation/devicetree/bindings/timer/ti,keystone-timer.yaml new file mode 100644 index 000000000000..1caf5ce64f01 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/ti,keystone-timer.yaml @@ -0,0 +1,63 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ti,keystone-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TI Keystone timer + +maintainers: + - Alexander A. Klimov <grandmaster@al2klimov.de> + - Ivan Khoronzhuk <ivan.khoronzhuk@ti.com> + +description: > + A 64-bit timer in the KeyStone architecture devices. The timer can be + configured as a general-purpose 64-bit timer, dual general-purpose 32-bit + timers. When configured as dual 32-bit timers, each half can operate in + conjunction (chain mode) or independently (unchained mode) of each other. + + It is global timer is a free running up-counter and can generate interrupt + when the counter reaches preset counter values. + + Documentation: + https://www.ti.com/lit/ug/sprugv5a/sprugv5a.pdf + +properties: + compatible: + const: ti,keystone-timer + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + interrupt-names: + items: + - const: irq + + clocks: + maxItems: 1 + + clock-names: + items: + - const: timer + +required: + - compatible + - reg + - interrupts + - clocks + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + + timer@22f0000 { + compatible = "ti,keystone-timer"; + reg = <0x022f0000 0x80>; + interrupts = <110 IRQ_TYPE_EDGE_RISING>; + clocks = <&clktimer15>; + }; diff --git a/Documentation/devicetree/bindings/timer/ti,timer-dm.yaml b/Documentation/devicetree/bindings/timer/ti,timer-dm.yaml new file mode 100644 index 000000000000..acbb6f8997ee --- /dev/null +++ b/Documentation/devicetree/bindings/timer/ti,timer-dm.yaml @@ -0,0 +1,159 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/ti,timer-dm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TI dual-mode timer + +maintainers: + - Tony Lindgren <tony@atomide.com> + +description: | + The TI dual-mode timer is a general purpose timer with PWM capabilities. + +properties: + compatible: + oneOf: + - items: + - enum: + - ti,am335x-timer + - ti,am335x-timer-1ms + - ti,am654-timer + - ti,dm814-timer + - ti,dm816-timer + - ti,omap2420-timer + - ti,omap3430-timer + - ti,omap4430-timer + - ti,omap5430-timer + - items: + - const: ti,am4372-timer + - const: ti,am335x-timer + - items: + - const: ti,am4372-timer-1ms + - const: ti,am335x-timer-1ms + + reg: + items: + - description: IO address + - description: L3 to L4 mapping for omap4/5 L4 ABE + minItems: 1 + + clocks: + items: + - description: Functional clock + - description: System clock for omap4/5 and dra7 + minItems: 1 + + clock-names: + items: + - const: fck + - const: timer_sys_ck + minItems: 1 + + power-domains: + description: + Power domain if available + maxItems: 1 + + interrupts: + description: + Interrupt if available. The timer PWM features may be usable + in a limited way even without interrupts. + maxItems: 1 + + ti,timer-alwon: + description: + Timer is always enabled when the SoC is powered. Note that some SoCs like + am335x can suspend to PM coprocessor RTC only mode and in that case the + SoC power is cut including timers. + type: boolean + + ti,timer-dsp: + description: + Timer is routable to the DSP in addition to the operating system. + type: boolean + + ti,timer-pwm: + description: + Timer has been wired for PWM capability. + type: boolean + + ti,timer-secure: + description: + Timer access has been limited to secure mode only. + type: boolean + + ti,hwmods: + description: + Name of the HWMOD associated with timer. This is for legacy + omap2/3 platforms only. + $ref: /schemas/types.yaml#/definitions/string + deprecated: true + +required: + - compatible + - reg + +additionalProperties: false + +allOf: + - if: + properties: + compatible: + contains: + const: ti,am654-timer + then: + required: + - power-domains + else: + required: + - interrupts + + - if: + not: + properties: + compatible: + contains: + enum: + - ti,omap3430-timer + - ti,omap4430-timer + - ti,omap5430-timer + then: + properties: + reg: + maxItems: 1 + clocks: + maxItems: 1 + clock-names: + maxItems: 1 + + - if: + properties: + compatible: + contains: + enum: + - ti,dm814-timer + - ti,dm816-timer + - ti,omap2420-timer + - ti,omap3430-timer + then: + properties: + ti,hwmods: + items: + - pattern: "^timer([1-9]|1[0-2])$" + else: + properties: + ti,hwmods: false + +examples: + - | + timer1: timer@0 { + compatible = "ti,am335x-timer-1ms"; + reg = <0x0 0x400>; + interrupts = <67>; + ti,timer-alwon; + clocks = <&timer1_fck>; + clock-names = "fck"; + }; +... diff --git a/Documentation/devicetree/bindings/timer/ti,timer.txt b/Documentation/devicetree/bindings/timer/ti,timer.txt deleted file mode 100644 index d02e27c764ec..000000000000 --- a/Documentation/devicetree/bindings/timer/ti,timer.txt +++ /dev/null @@ -1,44 +0,0 @@ -OMAP Timer bindings - -Required properties: -- compatible: Should be set to one of the below. Please note that - OMAP44xx devices have timer instances that are 100% - register compatible with OMAP3xxx devices as well as - newer timers that are not 100% register compatible. - So for OMAP44xx devices timer instances may use - different compatible strings. - - ti,omap2420-timer (applicable to OMAP24xx devices) - ti,omap3430-timer (applicable to OMAP3xxx/44xx devices) - ti,omap4430-timer (applicable to OMAP44xx devices) - ti,omap5430-timer (applicable to OMAP543x devices) - ti,am335x-timer (applicable to AM335x devices) - ti,am335x-timer-1ms (applicable to AM335x devices) - -- reg: Contains timer register address range (base address and - length). -- interrupts: Contains the interrupt information for the timer. The - format is being dependent on which interrupt controller - the OMAP device uses. -- ti,hwmods: Name of the hwmod associated to the timer, "timer<X>", - where <X> is the instance number of the timer from the - HW spec. - -Optional properties: -- ti,timer-alwon: Indicates the timer is in an alway-on power domain. -- ti,timer-dsp: Indicates the timer can interrupt the on-chip DSP in - addition to the ARM CPU. -- ti,timer-pwm: Indicates the timer can generate a PWM output. -- ti,timer-secure: Indicates the timer is reserved on a secure OMAP device - and therefore cannot be used by the kernel. - -Example: - -timer12: timer@48304000 { - compatible = "ti,omap3430-timer"; - reg = <0x48304000 0x400>; - interrupts = <95>; - ti,hwmods = "timer12" - ti,timer-alwon; - ti,timer-secure; -}; diff --git a/Documentation/devicetree/bindings/timer/xlnx,xps-timer.yaml b/Documentation/devicetree/bindings/timer/xlnx,xps-timer.yaml new file mode 100644 index 000000000000..b1597db04263 --- /dev/null +++ b/Documentation/devicetree/bindings/timer/xlnx,xps-timer.yaml @@ -0,0 +1,92 @@ +# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/timer/xlnx,xps-timer.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Xilinx LogiCORE IP AXI Timer + +maintainers: + - Sean Anderson <sean.anderson@seco.com> + +properties: + compatible: + contains: + const: xlnx,xps-timer-1.00.a + + clocks: + maxItems: 1 + + clock-names: + const: s_axi_aclk + + interrupts: + maxItems: 1 + + reg: + maxItems: 1 + + '#pwm-cells': true + + xlnx,count-width: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [8, 16, 32] + default: 32 + description: + The width of the counter(s), in bits. + + xlnx,one-timer-only: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [ 0, 1 ] + description: + Whether only one timer is present in this block. + +required: + - compatible + - reg + - xlnx,one-timer-only + +allOf: + - if: + required: + - '#pwm-cells' + then: + allOf: + - required: + - clocks + - properties: + xlnx,one-timer-only: + const: 0 + else: + required: + - interrupts + - if: + required: + - clocks + then: + required: + - clock-names + +additionalProperties: false + +examples: + - | + timer@800e0000 { + clock-names = "s_axi_aclk"; + clocks = <&zynqmp_clk 71>; + compatible = "xlnx,xps-timer-1.00.a"; + reg = <0x800e0000 0x10000>; + interrupts = <0 39 2>; + xlnx,count-width = <16>; + xlnx,one-timer-only = <0x0>; + }; + + timer@800f0000 { + #pwm-cells = <0>; + clock-names = "s_axi_aclk"; + clocks = <&zynqmp_clk 71>; + compatible = "xlnx,xps-timer-1.00.a"; + reg = <0x800e0000 0x10000>; + xlnx,count-width = <32>; + xlnx,one-timer-only = <0x0>; + }; |