diff options
Diffstat (limited to 'Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml | 64 |
1 files changed, 61 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml b/Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml index 0ac52f83a58c..66e400f2a3a4 100644 --- a/Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml +++ b/Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml @@ -4,11 +4,11 @@ $id: http://devicetree.org/schemas/pwm/allwinner,sun4i-a10-pwm.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Allwinner A10 PWM Device Tree Bindings +title: Allwinner A10 PWM maintainers: - Chen-Yu Tsai <wens@csie.org> - - Maxime Ripard <maxime.ripard@bootlin.com> + - Maxime Ripard <mripard@kernel.org> properties: "#pwm-cells": @@ -25,20 +25,65 @@ properties: - const: allwinner,sun8i-a83t-pwm - const: allwinner,sun8i-h3-pwm - items: + - enum: + - allwinner,suniv-f1c100s-pwm + - allwinner,sun8i-v3s-pwm + - const: allwinner,sun7i-a20-pwm + - items: - const: allwinner,sun50i-a64-pwm - const: allwinner,sun5i-a13-pwm - items: - const: allwinner,sun50i-h5-pwm - const: allwinner,sun5i-a13-pwm + - const: allwinner,sun50i-h6-pwm reg: maxItems: 1 clocks: + minItems: 1 + items: + - description: Module Clock + - description: Bus Clock + + # Even though it only applies to subschemas under the conditionals, + # not listing them here will trigger a warning because of the + # additionalsProperties set to false. + clock-names: true + + resets: maxItems: 1 + +allOf: + - $ref: pwm.yaml# + + - if: + properties: + compatible: + contains: + const: allwinner,sun50i-h6-pwm + + then: + properties: + clocks: + maxItems: 2 + + clock-names: + items: + - const: mod + - const: bus + + required: + - clock-names + - resets + + else: + properties: + clocks: + maxItems: 1 + required: - - "#pwm-cells" - compatible - reg - clocks @@ -54,4 +99,17 @@ examples: #pwm-cells = <3>; }; + - | + #include <dt-bindings/clock/sun50i-h6-ccu.h> + #include <dt-bindings/reset/sun50i-h6-ccu.h> + + pwm@300a000 { + compatible = "allwinner,sun50i-h6-pwm"; + reg = <0x0300a000 0x400>; + clocks = <&osc24M>, <&ccu CLK_BUS_PWM>; + clock-names = "mod", "bus"; + resets = <&ccu RST_BUS_PWM>; + #pwm-cells = <3>; + }; + ... |