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author | Maxime Ripard <maxime.ripard@bootlin.com> | 2019-05-16 14:08:48 +0200 |
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committer | Maxime Ripard <maxime.ripard@bootlin.com> | 2019-06-21 09:59:10 +0200 |
commit | 2269f0c15191af317d64115176a01bf303532af3 (patch) | |
tree | 90287ebb0f009bb9e6fb9dfed650f127b55ee746 /Documentation | |
parent | 913f36b6242a52cec5c1b366dbcc3adf4f99eeb9 (diff) | |
download | linux-2269f0c15191af317d64115176a01bf303532af3.tar.gz linux-2269f0c15191af317d64115176a01bf303532af3.tar.bz2 linux-2269f0c15191af317d64115176a01bf303532af3.zip |
dt-bindings: pwm: Convert Allwinner PWM to a schema
The Allwinner SoCs have a PWM controller supported in Linux, with a
matching Device Tree binding.
Now that we have the DT validation in place, let's convert the device tree
bindings for that controller over to a YAML schemas.
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml | 57 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/pwm/pwm-sun4i.txt | 24 |
2 files changed, 57 insertions, 24 deletions
diff --git a/Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml b/Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml new file mode 100644 index 000000000000..0ac52f83a58c --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml @@ -0,0 +1,57 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pwm/allwinner,sun4i-a10-pwm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Allwinner A10 PWM Device Tree Bindings + +maintainers: + - Chen-Yu Tsai <wens@csie.org> + - Maxime Ripard <maxime.ripard@bootlin.com> + +properties: + "#pwm-cells": + const: 3 + + compatible: + oneOf: + - const: allwinner,sun4i-a10-pwm + - const: allwinner,sun5i-a10s-pwm + - const: allwinner,sun5i-a13-pwm + - const: allwinner,sun7i-a20-pwm + - const: allwinner,sun8i-h3-pwm + - items: + - const: allwinner,sun8i-a83t-pwm + - const: allwinner,sun8i-h3-pwm + - items: + - const: allwinner,sun50i-a64-pwm + - const: allwinner,sun5i-a13-pwm + - items: + - const: allwinner,sun50i-h5-pwm + - const: allwinner,sun5i-a13-pwm + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + +required: + - "#pwm-cells" + - compatible + - reg + - clocks + +additionalProperties: false + +examples: + - | + pwm: pwm@1c20e00 { + compatible = "allwinner,sun7i-a20-pwm"; + reg = <0x01c20e00 0xc>; + clocks = <&osc24M>; + #pwm-cells = <3>; + }; + +... diff --git a/Documentation/devicetree/bindings/pwm/pwm-sun4i.txt b/Documentation/devicetree/bindings/pwm/pwm-sun4i.txt deleted file mode 100644 index 2a1affbff45e..000000000000 --- a/Documentation/devicetree/bindings/pwm/pwm-sun4i.txt +++ /dev/null @@ -1,24 +0,0 @@ -Allwinner sun4i and sun7i SoC PWM controller - -Required properties: - - compatible: should be one of: - - "allwinner,sun4i-a10-pwm" - - "allwinner,sun5i-a10s-pwm" - - "allwinner,sun5i-a13-pwm" - - "allwinner,sun7i-a20-pwm" - - "allwinner,sun8i-h3-pwm" - - "allwinner,sun50i-a64-pwm", "allwinner,sun5i-a13-pwm" - - "allwinner,sun50i-h5-pwm", "allwinner,sun5i-a13-pwm" - - reg: physical base address and length of the controller's registers - - #pwm-cells: should be 3. See pwm.txt in this directory for a description of - the cells format. - - clocks: From common clock binding, handle to the parent clock. - -Example: - - pwm: pwm@1c20e00 { - compatible = "allwinner,sun7i-a20-pwm"; - reg = <0x01c20e00 0xc>; - clocks = <&osc24M>; - #pwm-cells = <3>; - }; |