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SubjectRe: [PATCH] ASoC: dt-bindings: google,cros-ec-codec: Fix dtc warnings in example
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Hi Rob,

On 11/3/20 21:58, Rob Herring wrote:
> Extra dtc warnings (roughly what W=1 enables) are now enabled by default
> when building the binding examples. These were fixed treewide in
> 5.6-rc5, but the newly added google,cros-ec-codec schema adds some new
> warnings:
>
> Documentation/devicetree/bindings/sound/google,cros-ec-codec.example.dts:17.28-21.11:
> Warning (unit_address_vs_reg): /example-0/reserved_mem: node has a reg or ranges property, but no unit name
> Documentation/devicetree/bindings/sound/google,cros-ec-codec.example.dts:22.19-32.11:
> Warning (unit_address_vs_reg): /example-0/cros-ec@0: node has a unit name, but no reg property
> Documentation/devicetree/bindings/sound/google,cros-ec-codec.example.dts:26.37-31.15:
> Warning (unit_address_vs_reg): /example-0/cros-ec@0/ec-codec: node has a reg or ranges property, but no unit name
>
> Fixing the above, then results in:
>
> Documentation/devicetree/bindings/sound/google,cros-ec-codec.example.dts:26.13-23:
> Warning (reg_format): /example-0/cros-ec@0:reg: property has invalid length (4 bytes) (#address-cells == 1, #size-cells == 1)
> Documentation/devicetree/bindings/sound/google,cros-ec-codec.example.dts:27.37-32.15:
> Warning (unit_address_vs_reg): /example-0/cros-ec@0/ec-codec: node has a reg or ranges property, but no unit name
>
> Fixes: eadd54c75f1e ("dt-bindings: Convert the binding file google, cros-ec-codec.txt to yaml format.")
> Cc: Cheng-Yi Chiang <cychiang@chromium.org>
> Cc: Enric Balletbo i Serra <enric.balletbo@collabora.com>
> Cc: Guenter Roeck <groeck@chromium.org>
> Cc: Liam Girdwood <lgirdwood@gmail.com>
> Cc: Mark Brown <broonie@kernel.org>
> Cc: Benson Leung <bleung@chromium.org>
> Cc: alsa-devel@alsa-project.org
> Signed-off-by: Rob Herring <robh@kernel.org>

Just a minor nit, but the patch looks good to me, so:

Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>


> ---
> .../bindings/sound/google,cros-ec-codec.yaml | 27 +++++++++++--------
> 1 file changed, 16 insertions(+), 11 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/sound/google,cros-ec-codec.yaml b/Documentation/devicetree/bindings/sound/google,cros-ec-codec.yaml
> index 94a85d0cbf43..c84e656afb0a 100644
> --- a/Documentation/devicetree/bindings/sound/google,cros-ec-codec.yaml
> +++ b/Documentation/devicetree/bindings/sound/google,cros-ec-codec.yaml
> @@ -44,19 +44,24 @@ additionalProperties: false
>
> examples:
> - |
> - reserved_mem: reserved_mem {
> + reserved_mem: reserved-mem@52800000 {
> compatible = "shared-dma-pool";
> - reg = <0 0x52800000 0 0x100000>;
> + reg = <0x52800000 0x100000>;
> no-map;
> };
> - cros-ec@0 {
> - compatible = "google,cros-ec-spi";
> - #address-cells = <2>;
> - #size-cells = <1>;
> - cros_ec_codec: ec-codec {
> - compatible = "google,cros-ec-codec";
> - #sound-dai-cells = <1>;
> - reg = <0x0 0x10500000 0x80000>;
> - memory-region = <&reserved_mem>;
> + spi {
> + #address-cells = <1>;
> + #size-cells = <0>;
> + cros-ec@0 {
> + compatible = "google,cros-ec-spi";
> + #address-cells = <2>;
> + #size-cells = <1>;
> + reg = <0>;
> + cros_ec_codec: ec-codec@10500000 {

nit: shouldn't this be just codec@105500000 to match the class? However I am not
sure codec is a class itself.

> + compatible = "google,cros-ec-codec";
> + #sound-dai-cells = <1>;
> + reg = <0x0 0x10500000 0x80000>;
> + memory-region = <&reserved_mem>;
> + };
> };
> };
>

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