From: Xinlei Lee <xinlei.lee@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> Convert pwm-mtk-disp.txt to mediatek,pwm-disp.yaml format as suggested by maintainer Signed-off-by: Xinlei Lee <xinlei.lee@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> --- .../bindings/pwm/mediatek,pwm-disp.yaml | 71 +++++++++++++++++++ .../devicetree/bindings/pwm/pwm-mtk-disp.txt | 44 ------------ 2 files changed, 71 insertions(+), 44 deletions(-) create mode 100755 Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml delete mode 100644 Documentation/devicetree/bindings/pwm/pwm-mtk-disp.txt diff --git a/Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml b/Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml new file mode 100755 index 000000000000..edf2a2e9ea72 --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/mediatek,pwm-disp.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pwm/mediatek,pwm-disp.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mediatek PWM Controller Device Tree Bindings + +maintainers: + - Jitao Shi <jitao.shi@xxxxxxxxxxxx> + - Xinlei Lee <xinlei.lee@xxxxxxxxxxxx> + +properties: + compatible: + enum: + - mediatek,mt2701-disp-pwm + - mediatek,mt6595-disp-pwm + - mediatek,mt8173-disp-pwm + - mediatek,mt8183-disp-pwm + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + maxItems: 1 + + "#pwm-cells": + description: + Number of cells in a PWM specifier. + + clocks: + items: + - description: Main Clock + - description: Mm Clock + + clock-names: + items: + - const: main + - const: mm + +required: + - compatible + - reg + - interrupts + - power-domains + - "#pwm-cells" + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/clock/mt8183-clk.h> + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/power/mt8183-power.h> + + pwm: pwm@1100e000 { + compatible = "mediatek,mt8183-disp-pwm"; + reg = <0x1100e000 0x1000>; + interrupts = <GIC_SPI 128 IRQ_TYPE_LEVEL_LOW>; + power-domains = <&spm MT8183_POWER_DOMAIN_DISP>; + #pwm-cells = <2>; + clocks = <&topckgen CLK_TOP_MUX_DISP_PWM>, + <&infracfg CLK_INFRA_DISP_PWM>; + clock-names = "main", "mm"; + }; diff --git a/Documentation/devicetree/bindings/pwm/pwm-mtk-disp.txt b/Documentation/devicetree/bindings/pwm/pwm-mtk-disp.txt deleted file mode 100644 index 902b271891ae..000000000000 --- a/Documentation/devicetree/bindings/pwm/pwm-mtk-disp.txt +++ /dev/null @@ -1,44 +0,0 @@ -MediaTek display PWM controller - -Required properties: - - compatible: should be "mediatek,<name>-disp-pwm": - - "mediatek,mt2701-disp-pwm": found on mt2701 SoC. - - "mediatek,mt6595-disp-pwm": found on mt6595 SoC. - - "mediatek,mt8167-disp-pwm", "mediatek,mt8173-disp-pwm": found on mt8167 SoC. - - "mediatek,mt8173-disp-pwm": found on mt8173 SoC. - - reg: physical base address and length of the controller's registers. - - #pwm-cells: must be 2. See pwm.yaml in this directory for a description of - the cell format. - - clocks: phandle and clock specifier of the PWM reference clock. - - clock-names: must contain the following: - - "main": clock used to generate PWM signals. - - "mm": sync signals from the modules of mmsys. - - pinctrl-names: Must contain a "default" entry. - - pinctrl-0: One property must exist for each entry in pinctrl-names. - See pinctrl/pinctrl-bindings.txt for details of the property values. - -Example: - pwm0: pwm@1401e000 { - compatible = "mediatek,mt8173-disp-pwm", - "mediatek,mt6595-disp-pwm"; - reg = <0 0x1401e000 0 0x1000>; - #pwm-cells = <2>; - clocks = <&mmsys CLK_MM_DISP_PWM026M>, - <&mmsys CLK_MM_DISP_PWM0MM>; - clock-names = "main", "mm"; - pinctrl-names = "default"; - pinctrl-0 = <&disp_pwm0_pins>; - }; - - backlight_lcd: backlight_lcd { - compatible = "pwm-backlight"; - pwms = <&pwm0 0 1000000>; - brightness-levels = < - 0 16 32 48 64 80 96 112 - 128 144 160 176 192 208 224 240 - 255 - >; - default-brightness-level = <9>; - power-supply = <&mt6397_vio18_reg>; - enable-gpios = <&pio 95 GPIO_ACTIVE_HIGH>; - }; -- 2.18.0
