linux-kernel - Re: [PATCH v1] dt-bindings: phy: Fix for intel,lgm-emmc-phy.yaml build error

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Date:   Tue, 21 Jan 2020 16:14:49 -0600
From:   Rob Herring <robh@...nel.org>
To:     "Ramuthevar,Vadivel MuruganX" 
        <vadivel.muruganx.ramuthevar@...ux.intel.com>
Cc:     linux-kernel@...r.kernel.org, kishon@...com,
        devicetree@...r.kernel.org, cheol.yong.kim@...el.com,
        andriy.shevchenko@...el.com, qi-ming.wu@...el.com
Subject: Re: [PATCH v1] dt-bindings: phy: Fix for intel,lgm-emmc-phy.yaml
 build error

On Tue, Jan 14, 2020 at 06:47:10PM +0800, Ramuthevar,Vadivel MuruganX wrote:
> From: Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@...ux.intel.com>
> 
> This patch fixes the devicetree binding yaml build errors
> in linux-next kernel Error: Documentation/devicetree/bindings/
> phy/intel,lgm-emmc-phy.example.dts:21.19-20
> syntax error FATAL ERROR: Unable to parse input tree
> 
> Signed-off-by: Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthevar@...ux.intel.com>
> Reported-by: Rob Herring <robh@...nel.org>
> ---
>  .../devicetree/bindings/phy/intel,lgm-emmc-phy.yaml       | 15 ++++++++++-----
>  1 file changed, 10 insertions(+), 5 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/phy/intel,lgm-emmc-phy.yaml b/Documentation/devicetree/bindings/phy/intel,lgm-emmc-phy.yaml
> index ff7959c21af0..d9bd2e47dfe7 100644
> --- a/Documentation/devicetree/bindings/phy/intel,lgm-emmc-phy.yaml
> +++ b/Documentation/devicetree/bindings/phy/intel,lgm-emmc-phy.yaml
> @@ -16,10 +16,7 @@ description: |+
>    The eMMC PHY node should be the child of a syscon node with the
>    required property:
>  
> -  - compatible:         Should be one of the following:
> -                        "intel,lgm-syscon", "syscon"
> -  - reg:
> -      maxItems: 1
> +  should be compatible strings are - "intel,lgm-syscon", "syscon"

What's this change for?

>  
>  properties:
>    compatible:
> @@ -34,6 +31,12 @@ properties:
>    clocks:
>      maxItems: 1
>  
> +  "#address-cells":
> +    const: 1
> +
> +  "#size-cells":
> +    const: 1
> +

This schema is properties in the emmc-phy node, so these don't belong 
here. But the example change is correct.

>  required:
>    - "#phy-cells"
>    - compatible
> @@ -45,8 +48,10 @@ examples:
>      sysconf: chiptop@...00000 {
>        compatible = "intel,lgm-syscon", "syscon";
>        reg = <0xe0200000 0x100>;
> +      #address-cells = <1>;
> +      #size-cells = <1>;
>  
> -      emmc-phy: emmc-phy@a8 {
> +      emmc_phy: emmc_phy@a8 {

Don't use '_' in node names. The error was in the label.

emmc_phy: emmc-phy@a8 {

>          compatible = "intel,lgm-emmc-phy";
>          reg = <0x00a8 0x10>;
>          clocks = <&emmc>;
> -- 
> 2.11.0
>