From 34d3ed3b9a0022409cf07c810e68b1ab625ab6fd Mon Sep 17 00:00:00 2001 From: Chun-Jie Chen Date: Tue, 14 Sep 2021 10:16:10 +0800 Subject: dt-bindings: ARM: Mediatek: Add new document bindings of MT8195 clock This patch adds the new binding documentation for system clock and functional clock on Mediatek MT8195. Signed-off-by: Chun-Jie Chen Reviewed-by: Chen-Yu Tsai Link: https://lore.kernel.org/r/20210914021633.26377-2-chun-jie.chen@mediatek.com Signed-off-by: Stephen Boyd --- .../arm/mediatek/mediatek,mt8195-clock.yaml | 254 +++++++++++++++++++++ .../arm/mediatek/mediatek,mt8195-sys-clock.yaml | 73 ++++++ 2 files changed, 327 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8195-clock.yaml create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8195-sys-clock.yaml (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8195-clock.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8195-clock.yaml new file mode 100644 index 000000000000..17fcbb45d121 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8195-clock.yaml @@ -0,0 +1,254 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/arm/mediatek/mediatek,mt8195-clock.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: MediaTek Functional Clock Controller for MT8195 + +maintainers: + - Chun-Jie Chen + +description: + The clock architecture in Mediatek like below + PLLs --> + dividers --> + muxes + --> + clock gate + + The devices except apusys_pll provide clock gate control in different IP blocks. + The apusys_pll provides Plls which generated from SoC 26m for AI Processing Unit. + +properties: + compatible: + items: + - enum: + - mediatek,mt8195-scp_adsp + - mediatek,mt8195-imp_iic_wrap_s + - mediatek,mt8195-imp_iic_wrap_w + - mediatek,mt8195-mfgcfg + - mediatek,mt8195-vppsys0 + - mediatek,mt8195-wpesys + - mediatek,mt8195-wpesys_vpp0 + - mediatek,mt8195-wpesys_vpp1 + - mediatek,mt8195-vppsys1 + - mediatek,mt8195-imgsys + - mediatek,mt8195-imgsys1_dip_top + - mediatek,mt8195-imgsys1_dip_nr + - mediatek,mt8195-imgsys1_wpe + - mediatek,mt8195-ipesys + - mediatek,mt8195-camsys + - mediatek,mt8195-camsys_rawa + - mediatek,mt8195-camsys_yuva + - mediatek,mt8195-camsys_rawb + - mediatek,mt8195-camsys_yuvb + - mediatek,mt8195-camsys_mraw + - mediatek,mt8195-ccusys + - mediatek,mt8195-vdecsys_soc + - mediatek,mt8195-vdecsys + - mediatek,mt8195-vdecsys_core1 + - mediatek,mt8195-vencsys + - mediatek,mt8195-vencsys_core1 + - mediatek,mt8195-apusys_pll + reg: + maxItems: 1 + + '#clock-cells': + const: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + scp_adsp: clock-controller@10720000 { + compatible = "mediatek,mt8195-scp_adsp"; + reg = <0x10720000 0x1000>; + #clock-cells = <1>; + }; + + - | + imp_iic_wrap_s: clock-controller@11d03000 { + compatible = "mediatek,mt8195-imp_iic_wrap_s"; + reg = <0x11d03000 0x1000>; + #clock-cells = <1>; + }; + + - | + imp_iic_wrap_w: clock-controller@11e05000 { + compatible = "mediatek,mt8195-imp_iic_wrap_w"; + reg = <0x11e05000 0x1000>; + #clock-cells = <1>; + }; + + - | + mfgcfg: clock-controller@13fbf000 { + compatible = "mediatek,mt8195-mfgcfg"; + reg = <0x13fbf000 0x1000>; + #clock-cells = <1>; + }; + + - | + vppsys0: clock-controller@14000000 { + compatible = "mediatek,mt8195-vppsys0"; + reg = <0x14000000 0x1000>; + #clock-cells = <1>; + }; + + - | + wpesys: clock-controller@14e00000 { + compatible = "mediatek,mt8195-wpesys"; + reg = <0x14e00000 0x1000>; + #clock-cells = <1>; + }; + + - | + wpesys_vpp0: clock-controller@14e02000 { + compatible = "mediatek,mt8195-wpesys_vpp0"; + reg = <0x14e02000 0x1000>; + #clock-cells = <1>; + }; + + - | + wpesys_vpp1: clock-controller@14e03000 { + compatible = "mediatek,mt8195-wpesys_vpp1"; + reg = <0x14e03000 0x1000>; + #clock-cells = <1>; + }; + + - | + vppsys1: clock-controller@14f00000 { + compatible = "mediatek,mt8195-vppsys1"; + reg = <0x14f00000 0x1000>; + #clock-cells = <1>; + }; + + - | + imgsys: clock-controller@15000000 { + compatible = "mediatek,mt8195-imgsys"; + reg = <0x15000000 0x1000>; + #clock-cells = <1>; + }; + + - | + imgsys1_dip_top: clock-controller@15110000 { + compatible = "mediatek,mt8195-imgsys1_dip_top"; + reg = <0x15110000 0x1000>; + #clock-cells = <1>; + }; + + - | + imgsys1_dip_nr: clock-controller@15130000 { + compatible = "mediatek,mt8195-imgsys1_dip_nr"; + reg = <0x15130000 0x1000>; + #clock-cells = <1>; + }; + + - | + imgsys1_wpe: clock-controller@15220000 { + compatible = "mediatek,mt8195-imgsys1_wpe"; + reg = <0x15220000 0x1000>; + #clock-cells = <1>; + }; + + - | + ipesys: clock-controller@15330000 { + compatible = "mediatek,mt8195-ipesys"; + reg = <0x15330000 0x1000>; + #clock-cells = <1>; + }; + + - | + camsys: clock-controller@16000000 { + compatible = "mediatek,mt8195-camsys"; + reg = <0x16000000 0x1000>; + #clock-cells = <1>; + }; + + - | + camsys_rawa: clock-controller@1604f000 { + compatible = "mediatek,mt8195-camsys_rawa"; + reg = <0x1604f000 0x1000>; + #clock-cells = <1>; + }; + + - | + camsys_yuva: clock-controller@1606f000 { + compatible = "mediatek,mt8195-camsys_yuva"; + reg = <0x1606f000 0x1000>; + #clock-cells = <1>; + }; + + - | + camsys_rawb: clock-controller@1608f000 { + compatible = "mediatek,mt8195-camsys_rawb"; + reg = <0x1608f000 0x1000>; + #clock-cells = <1>; + }; + + - | + camsys_yuvb: clock-controller@160af000 { + compatible = "mediatek,mt8195-camsys_yuvb"; + reg = <0x160af000 0x1000>; + #clock-cells = <1>; + }; + + - | + camsys_mraw: clock-controller@16140000 { + compatible = "mediatek,mt8195-camsys_mraw"; + reg = <0x16140000 0x1000>; + #clock-cells = <1>; + }; + + - | + ccusys: clock-controller@17200000 { + compatible = "mediatek,mt8195-ccusys"; + reg = <0x17200000 0x1000>; + #clock-cells = <1>; + }; + + - | + vdecsys_soc: clock-controller@1800f000 { + compatible = "mediatek,mt8195-vdecsys_soc"; + reg = <0x1800f000 0x1000>; + #clock-cells = <1>; + }; + + - | + vdecsys: clock-controller@1802f000 { + compatible = "mediatek,mt8195-vdecsys"; + reg = <0x1802f000 0x1000>; + #clock-cells = <1>; + }; + + - | + vdecsys_core1: clock-controller@1803f000 { + compatible = "mediatek,mt8195-vdecsys_core1"; + reg = <0x1803f000 0x1000>; + #clock-cells = <1>; + }; + + - | + vencsys: clock-controller@1a000000 { + compatible = "mediatek,mt8195-vencsys"; + reg = <0x1a000000 0x1000>; + #clock-cells = <1>; + }; + + - | + vencsys_core1: clock-controller@1b000000 { + compatible = "mediatek,mt8195-vencsys_core1"; + reg = <0x1b000000 0x1000>; + #clock-cells = <1>; + }; + + - | + apusys_pll: clock-controller@190f3000 { + compatible = "mediatek,mt8195-apusys_pll"; + reg = <0x190f3000 0x1000>; + #clock-cells = <1>; + }; diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8195-sys-clock.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8195-sys-clock.yaml new file mode 100644 index 000000000000..57a1503d95fe --- /dev/null +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8195-sys-clock.yaml @@ -0,0 +1,73 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/arm/mediatek/mediatek,mt8195-sys-clock.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: MediaTek System Clock Controller for MT8195 + +maintainers: + - Chun-Jie Chen + +description: + The clock architecture in Mediatek like below + PLLs --> + dividers --> + muxes + --> + clock gate + + The apmixedsys provides most of PLLs which generated from SoC 26m. + The topckgen provides dividers and muxes which provide the clock source to other IP blocks. + The infracfg_ao and pericfg_ao provides clock gate in peripheral and infrastructure IP blocks. + +properties: + compatible: + items: + - enum: + - mediatek,mt8195-topckgen + - mediatek,mt8195-infracfg_ao + - mediatek,mt8195-apmixedsys + - mediatek,mt8195-pericfg_ao + - const: syscon + + reg: + maxItems: 1 + + '#clock-cells': + const: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + topckgen: syscon@10000000 { + compatible = "mediatek,mt8195-topckgen", "syscon"; + reg = <0x10000000 0x1000>; + #clock-cells = <1>; + }; + + - | + infracfg_ao: syscon@10001000 { + compatible = "mediatek,mt8195-infracfg_ao", "syscon"; + reg = <0x10001000 0x1000>; + #clock-cells = <1>; + }; + + - | + apmixedsys: syscon@1000c000 { + compatible = "mediatek,mt8195-apmixedsys", "syscon"; + reg = <0x1000c000 0x1000>; + #clock-cells = <1>; + }; + + - | + pericfg_ao: syscon@11003000 { + compatible = "mediatek,mt8195-pericfg_ao", "syscon"; + reg = <0x11003000 0x1000>; + #clock-cells = <1>; + }; -- cgit From 750682eb8cfc30dd661b5351aaf7bbd71907d16b Mon Sep 17 00:00:00 2001 From: Rob Herring Date: Mon, 13 Sep 2021 14:28:12 -0500 Subject: dt-bindings: clock: arm,syscon-icst: Use 'reg' instead of 'vco-offset' for VCO register address 'reg' is the standard property for defining register banks/addresses. Add it to use for the VCO register address and deprecate 'vco-offset'. This will also allow for using standard node names with unit-addresses. Cc: Linus Walleij Cc: Stephen Boyd Cc: linux-arm-kernel@lists.infradead.org Cc: linux-clk@vger.kernel.org Cc: Michael Turquette Signed-off-by: Rob Herring Link: https://lore.kernel.org/r/20210913192816.1225025-5-robh@kernel.org Signed-off-by: Stephen Boyd --- Documentation/devicetree/bindings/clock/arm,syscon-icst.yaml | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/clock/arm,syscon-icst.yaml b/Documentation/devicetree/bindings/clock/arm,syscon-icst.yaml index 118c5543e037..90eadf6869b2 100644 --- a/Documentation/devicetree/bindings/clock/arm,syscon-icst.yaml +++ b/Documentation/devicetree/bindings/clock/arm,syscon-icst.yaml @@ -69,6 +69,10 @@ properties: - arm,impd1-vco1 - arm,impd1-vco2 + reg: + maxItems: 1 + description: The VCO register + clocks: description: Parent clock for the ICST VCO maxItems: 1 @@ -83,6 +87,7 @@ properties: vco-offset: $ref: '/schemas/types.yaml#/definitions/uint32' description: Offset to the VCO register for the oscillator + deprecated: true required: - "#clock-cells" -- cgit From 7d9e0b121640b4bcaf81ba458f4676345ca49942 Mon Sep 17 00:00:00 2001 From: Marek Behún Date: Fri, 3 Sep 2021 17:26:15 +0200 Subject: dt-bindings: clk: fixed-mmio-clock: Convert to YAML MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Convert the binding documentatoin for fixed-mmio-clock to YAML. Signed-off-by: Marek Behún Link: https://lore.kernel.org/r/20210903152615.31453-1-kabel@kernel.org Reviewed-by: Rob Herring Reviewed-by: Stephen Boyd Signed-off-by: Stephen Boyd --- .../devicetree/bindings/clock/fixed-mmio-clock.txt | 24 ----------- .../bindings/clock/fixed-mmio-clock.yaml | 47 ++++++++++++++++++++++ 2 files changed, 47 insertions(+), 24 deletions(-) delete mode 100644 Documentation/devicetree/bindings/clock/fixed-mmio-clock.txt create mode 100644 Documentation/devicetree/bindings/clock/fixed-mmio-clock.yaml (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/clock/fixed-mmio-clock.txt b/Documentation/devicetree/bindings/clock/fixed-mmio-clock.txt deleted file mode 100644 index c359367fd1a9..000000000000 --- a/Documentation/devicetree/bindings/clock/fixed-mmio-clock.txt +++ /dev/null @@ -1,24 +0,0 @@ -Binding for simple memory mapped io fixed-rate clock sources. -The driver reads a clock frequency value from a single 32-bit memory mapped -I/O register and registers it as a fixed rate clock. - -It was designed for test systems, like FPGA, not for complete, finished SoCs. - -This binding uses the common clock binding[1]. - -[1] Documentation/devicetree/bindings/clock/clock-bindings.txt - -Required properties: -- compatible : shall be "fixed-mmio-clock". -- #clock-cells : from common clock binding; shall be set to 0. -- reg : Address and length of the clock value register set. - -Optional properties: -- clock-output-names : From common clock binding. - -Example: -sysclock: sysclock@fd020004 { - #clock-cells = <0>; - compatible = "fixed-mmio-clock"; - reg = <0xfd020004 0x4>; -}; diff --git a/Documentation/devicetree/bindings/clock/fixed-mmio-clock.yaml b/Documentation/devicetree/bindings/clock/fixed-mmio-clock.yaml new file mode 100644 index 000000000000..1453ac849a65 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/fixed-mmio-clock.yaml @@ -0,0 +1,47 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/fixed-mmio-clock.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Binding for simple memory mapped IO fixed-rate clock sources + +description: + This binding describes a fixed-rate clock for which the frequency can + be read from a single 32-bit memory mapped I/O register. + + It was designed for test systems, like FPGA, not for complete, + finished SoCs. + +maintainers: + - Jan Kotas + +properties: + compatible: + const: fixed-mmio-clock + + reg: + maxItems: 1 + + "#clock-cells": + const: 0 + + clock-output-names: + maxItems: 1 + +required: + - compatible + - reg + - "#clock-cells" + +additionalProperties: false + +examples: + - | + sysclock: sysclock@fd020004 { + compatible = "fixed-mmio-clock"; + #clock-cells = <0>; + reg = <0xfd020004 0x4>; + clock-output-names = "sysclk"; + }; +... -- cgit