diff options
Diffstat (limited to 'Documentation/devicetree/bindings/gpio')
9 files changed, 250 insertions, 74 deletions
diff --git a/Documentation/devicetree/bindings/gpio/aspeed,ast2400-gpio.yaml b/Documentation/devicetree/bindings/gpio/aspeed,ast2400-gpio.yaml new file mode 100644 index 000000000000..cf11aa7ec8c7 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/aspeed,ast2400-gpio.yaml @@ -0,0 +1,148 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/aspeed,ast2400-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Aspeed GPIO controller + +maintainers: + - Andrew Jeffery <andrew@codeconstruct.com.au> + +properties: + compatible: + enum: + - aspeed,ast2400-gpio + - aspeed,ast2500-gpio + - aspeed,ast2600-gpio + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + description: The clock to use for debounce timings + + gpio-controller: true + gpio-line-names: + minItems: 36 + maxItems: 232 + + gpio-ranges: true + + "#gpio-cells": + const: 2 + + interrupts: + maxItems: 1 + + interrupt-controller: true + + "#interrupt-cells": + const: 2 + + ngpios: + minimum: 36 + maximum: 232 + +required: + - compatible + - reg + - interrupts + - interrupt-controller + - "#interrupt-cells" + - gpio-controller + - "#gpio-cells" + +allOf: + - if: + properties: + compatible: + contains: + const: aspeed,ast2400-gpio + then: + properties: + gpio-line-names: + minItems: 220 + maxItems: 220 + ngpios: + const: 220 + - if: + properties: + compatible: + contains: + const: aspeed,ast2500-gpio + then: + properties: + gpio-line-names: + minItems: 232 + maxItems: 232 + ngpios: + const: 232 + - if: + properties: + compatible: + contains: + const: aspeed,ast2600-gpio + then: + properties: + gpio-line-names: + minItems: 36 + maxItems: 208 + ngpios: + enum: [ 36, 208 ] + required: + - ngpios + +additionalProperties: false + +examples: + - | + gpio@1e780000 { + compatible = "aspeed,ast2400-gpio"; + reg = <0x1e780000 0x1000>; + interrupts = <20>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + }; + - | + gpio: gpio@1e780000 { + compatible = "aspeed,ast2500-gpio"; + reg = <0x1e780000 0x200>; + interrupts = <20>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl 0 0 232>; + }; + - | + #include <dt-bindings/clock/ast2600-clock.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + gpio0: gpio@1e780000 { + compatible = "aspeed,ast2600-gpio"; + reg = <0x1e780000 0x400>; + clocks = <&syscon ASPEED_CLK_APB2>; + interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>; + interrupt-controller; + #interrupt-cells = <2>; + #gpio-cells = <2>; + gpio-controller; + gpio-ranges = <&pinctrl 0 0 208>; + ngpios = <208>; + }; + gpio1: gpio@1e780800 { + compatible = "aspeed,ast2600-gpio"; + reg = <0x1e780800 0x800>; + clocks = <&syscon ASPEED_CLK_APB1>; + interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl 0 208 36>; + ngpios = <36>; + }; diff --git a/Documentation/devicetree/bindings/gpio/gateworks,pld-gpio.txt b/Documentation/devicetree/bindings/gpio/gateworks,pld-gpio.txt index 6e81f8b755c5..d543fd1b8b23 100644 --- a/Documentation/devicetree/bindings/gpio/gateworks,pld-gpio.txt +++ b/Documentation/devicetree/bindings/gpio/gateworks,pld-gpio.txt @@ -1,7 +1,6 @@ Gateworks PLD GPIO controller bindings -The GPIO controller should be a child node on an I2C bus, -see: i2c/i2c.txt for details. +The GPIO controller should be a child node on an I2C bus. Required properties: - compatible: Should be "gateworks,pld-gpio" diff --git a/Documentation/devicetree/bindings/gpio/gpio-aspeed.txt b/Documentation/devicetree/bindings/gpio/gpio-aspeed.txt deleted file mode 100644 index b2033fc3a71a..000000000000 --- a/Documentation/devicetree/bindings/gpio/gpio-aspeed.txt +++ /dev/null @@ -1,39 +0,0 @@ -Aspeed GPIO controller Device Tree Bindings -------------------------------------------- - -Required properties: -- compatible : Either "aspeed,ast2400-gpio", "aspeed,ast2500-gpio", - or "aspeed,ast2600-gpio". - -- #gpio-cells : Should be two - - First cell is the GPIO line number - - Second cell is used to specify optional - parameters (unused) - -- reg : Address and length of the register set for the device -- gpio-controller : Marks the device node as a GPIO controller. -- interrupts : Interrupt specifier (see interrupt bindings for - details) -- interrupt-controller : Mark the GPIO controller as an interrupt-controller - -Optional properties: - -- clocks : A phandle to the clock to use for debounce timings -- ngpios : Number of GPIOs controlled by this controller. Should be set - when there are multiple GPIO controllers on a SoC (ast2600). - -The gpio and interrupt properties are further described in their respective -bindings documentation: - -- Documentation/devicetree/bindings/gpio/gpio.txt -- Documentation/devicetree/bindings/interrupt-controller/interrupts.txt - - Example: - gpio@1e780000 { - #gpio-cells = <2>; - compatible = "aspeed,ast2400-gpio"; - gpio-controller; - interrupts = <20>; - reg = <0x1e780000 0x1000>; - interrupt-controller; - }; diff --git a/Documentation/devicetree/bindings/gpio/gpio-mvebu.yaml b/Documentation/devicetree/bindings/gpio/gpio-mvebu.yaml index f1bd1e6b2e1f..33d4e4716516 100644 --- a/Documentation/devicetree/bindings/gpio/gpio-mvebu.yaml +++ b/Documentation/devicetree/bindings/gpio/gpio-mvebu.yaml @@ -115,7 +115,7 @@ allOf: required: - reg -unevaluatedProperties: true +unevaluatedProperties: false examples: - | diff --git a/Documentation/devicetree/bindings/gpio/gpio-nmk.txt b/Documentation/devicetree/bindings/gpio/gpio-nmk.txt deleted file mode 100644 index 8315ac7780ef..000000000000 --- a/Documentation/devicetree/bindings/gpio/gpio-nmk.txt +++ /dev/null @@ -1,31 +0,0 @@ -Nomadik GPIO controller - -Required properties: -- compatible : Should be "st,nomadik-gpio". -- reg : Physical base address and length of the controller's registers. -- interrupts : The interrupt outputs from the controller. -- #gpio-cells : Should be two: - The first cell is the pin number. - The second cell is used to specify optional parameters: - - bits[3:0] trigger type and level flags: - 1 = low-to-high edge triggered. - 2 = high-to-low edge triggered. - 4 = active high level-sensitive. - 8 = active low level-sensitive. -- gpio-controller : Marks the device node as a GPIO controller. -- interrupt-controller : Marks the device node as an interrupt controller. -- gpio-bank : Specifies which bank a controller owns. -- st,supports-sleepmode : Specifies whether controller can sleep or not - -Example: - - gpio1: gpio@8012e080 { - compatible = "st,nomadik-gpio"; - reg = <0x8012e080 0x80>; - interrupts = <0 120 0x4>; - #gpio-cells = <2>; - gpio-controller; - interrupt-controller; - st,supports-sleepmode; - gpio-bank = <1>; - }; diff --git a/Documentation/devicetree/bindings/gpio/gpio-pca9570.yaml b/Documentation/devicetree/bindings/gpio/gpio-pca9570.yaml index 452f8972a965..6f73961001b7 100644 --- a/Documentation/devicetree/bindings/gpio/gpio-pca9570.yaml +++ b/Documentation/devicetree/bindings/gpio/gpio-pca9570.yaml @@ -28,6 +28,9 @@ properties: minItems: 4 maxItems: 8 + label: + description: A descriptive name for this device. + required: - compatible - reg diff --git a/Documentation/devicetree/bindings/gpio/mrvl-gpio.yaml b/Documentation/devicetree/bindings/gpio/mrvl-gpio.yaml index 9cf6137dd524..65155bb701a9 100644 --- a/Documentation/devicetree/bindings/gpio/mrvl-gpio.yaml +++ b/Documentation/devicetree/bindings/gpio/mrvl-gpio.yaml @@ -9,7 +9,7 @@ title: Marvell PXA GPIO controller maintainers: - Linus Walleij <linus.walleij@linaro.org> - Bartosz Golaszewski <bgolaszewski@baylibre.com> - - Rob Herring <robh+dt@kernel.org> + - Rob Herring <robh@kernel.org> allOf: - if: diff --git a/Documentation/devicetree/bindings/gpio/renesas,rcar-gpio.yaml b/Documentation/devicetree/bindings/gpio/renesas,rcar-gpio.yaml index aa424e2b95f8..cc7a950a6030 100644 --- a/Documentation/devicetree/bindings/gpio/renesas,rcar-gpio.yaml +++ b/Documentation/devicetree/bindings/gpio/renesas,rcar-gpio.yaml @@ -53,6 +53,7 @@ properties: - renesas,gpio-r8a779a0 # R-Car V3U - renesas,gpio-r8a779f0 # R-Car S4-8 - renesas,gpio-r8a779g0 # R-Car V4H + - renesas,gpio-r8a779h0 # R-Car V4M - const: renesas,rcar-gen4-gpio # R-Car Gen4 reg: diff --git a/Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml b/Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml new file mode 100644 index 000000000000..38d37d8f7201 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml @@ -0,0 +1,95 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/st,nomadik-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Nomadik GPIO controller + +description: + The Nomadik GPIO driver handles Nomadik SoC GPIO blocks. This block has also + been called ST STA2X11. On the Nomadik platform, this driver is intertwined + with pinctrl-nomadik. + +maintainers: + - Linus Walleij <linus.walleij@linaro.org> + +properties: + $nodename: + pattern: "^gpio@[0-9a-f]+$" + + compatible: + enum: + - st,nomadik-gpio + - mobileye,eyeq5-gpio + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + "#gpio-cells": + const: 2 + + gpio-controller: true + + interrupt-controller: true + + "#interrupt-cells": + const: 2 + + gpio-bank: + description: System-wide GPIO bank index. + $ref: /schemas/types.yaml#/definitions/uint32 + + st,supports-sleepmode: + description: Whether the controller can sleep or not. + $ref: /schemas/types.yaml#/definitions/flag + + clocks: + maxItems: 1 + + gpio-ranges: + maxItems: 1 + + ngpios: + minimum: 0 + maximum: 32 + + resets: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - "#gpio-cells" + - gpio-controller + - interrupt-controller + - gpio-bank + +unevaluatedProperties: false + +allOf: + - if: + properties: + compatible: + contains: + const: mobileye,eyeq5-gpio + then: + properties: + st,supports-sleepmode: false + +examples: + - | + gpio@8012e080 { + compatible = "st,nomadik-gpio"; + reg = <0x8012e080 0x80>; + interrupts = <0 120 0x4>; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + st,supports-sleepmode; + gpio-bank = <1>; + }; |