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| author | Jernej Skrabec <jernej.skrabec@siol.net> | 2019-11-19 18:53:12 +0100 |
|---|---|---|
| committer | Maxime Ripard <maxime@cerno.tech> | 2019-12-11 10:19:10 +0100 |
| commit | 6a85afe4bc88fa9cbb0c1e76efd0d2588b2b572c (patch) | |
| tree | 340cdb6c3648d3759d39486f233a997e38b6a306 /Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml | |
| parent | 0388a110747bec0c9d9de995842bb2a03a26aae1 (diff) | |
dt-bindings: pwm: allwinner: Add H6 PWM description
H6 PWM block is basically the same as A20 PWM, except that it also has
bus clock and reset line which needs to be handled accordingly.
Expand Allwinner PWM binding with H6 PWM specifics.
Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Clément Péron <peron.clem@gmail.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml | 51 |
1 files changed, 51 insertions, 0 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..fab89f052450 100644 --- a/Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml +++ b/Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml @@ -30,13 +30,51 @@ properties: - items: - const: allwinner,sun50i-h5-pwm - const: allwinner,sun5i-a13-pwm + - const: allwinner,sun50i-h6-pwm reg: maxItems: 1 clocks: + minItems: 1 + maxItems: 2 + 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 +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 @@ -54,4 +92,17 @@ 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>; + }; + ... |