Hi Laurent,
On 08/09/2020 15:46, Laurent Pinchart wrote:
> On Tue, Sep 08, 2020 at 05:43:25PM +0300, Laurent Pinchart wrote:
>> Hi Kieran,
>>
>> On Tue, Sep 08, 2020 at 03:18:20PM +0100, Kieran Bingham wrote:
>>> On 08/09/2020 01:34, Kuninori Morimoto wrote:
>>>> From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
>>>>
>>>> required is "renesas,r8a7795-hdmi", instead of "renesas,r8a7795-dw-hdmi"
>>>
>>> Hrm, technically the driver will currently only match on :
>>> "renesas,rcar-gen3-hdmi"
>>>
>>> But I see how the '-dw-' has probably snuck in from other devices, and
>>> is inappropriate.
>>>
>>> Perhaps this should be more clear that it matches on the generic compatible:
>>> renesas,rcar-gen3-hdmi
>>>
>>> (or a combination of both?)
>>>
>>>> Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
>>>
>>> But if the generic isn't required, then this patch alone does fix what I
>>> would call an error, so ...
>>
>> You're right, the generic compatible string should be required. I'll
>> update this patch accordingly, and will address the bindings as part of
>> the conversion to YAML.
>
> Proposed new commit:
>
> commit cc487cbb06d841ca76efade63201a41bd04f6015
> Author: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
> Date: Tue Sep 8 09:34:11 2020 +0900
>
> dt-bindings: display: renesas: dw-hdmi: Tidyup example compatible
>
> The DT example erronously uses the "renesas,r8a7795-dw-hdmi", when the
> correct value is "renesas,r8a7795-hdmi". It is furthermore missing the
> generic "renesas,rcar-gen3-hdmi" compatible string. Fix it.
>
> Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
> Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
> Reviewed-by: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>
> [Add "renesas,rcar-gen3-hdmi" and rework commit message]
> Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
>
> diff --git a/Documentation/devicetree/bindings/display/bridge/renesas,dw-hdmi.txt b/Documentation/devicetree/bindings/display/bridge/renesas,dw-hdmi.txt
> index f275997ab947..9c56c5169a88 100644
> --- a/Documentation/devicetree/bindings/display/bridge/renesas,dw-hdmi.txt
> +++ b/Documentation/devicetree/bindings/display/bridge/renesas,dw-hdmi.txt
> @@ -43,7 +43,7 @@ Optional properties:
> Example:
>
> hdmi0: hdmi@fead0000 {
> - compatible = "renesas,r8a7795-dw-hdmi";
> + compatible = "renesas,r8a7795-hdmi", "renesas,rcar-gen3-hdmi";
> reg = <0 0xfead0000 0 0x10000>;
> interrupts = <0 389 IRQ_TYPE_LEVEL_HIGH>;
> clocks = <&cpg CPG_CORE R8A7795_CLK_S0D4>, <&cpg CPG_MOD 729>;
>
Perfect, looks good to me.
--
Kieran
>>> Reviewed-by: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>
>>>
>>> We could always make this more clear when converting to YAML.
>>>
>>>> ---
>>>> .../devicetree/bindings/display/bridge/renesas,dw-hdmi.txt | 2 +-
>>>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>>>
>>>> diff --git a/Documentation/devicetree/bindings/display/bridge/renesas,dw-hdmi.txt b/Documentation/devicetree/bindings/display/bridge/renesas,dw-hdmi.txt
>>>> index 819f3e31013c..e6526ab485d0 100644
>>>> --- a/Documentation/devicetree/bindings/display/bridge/renesas,dw-hdmi.txt
>>>> +++ b/Documentation/devicetree/bindings/display/bridge/renesas,dw-hdmi.txt
>>>> @@ -42,7 +42,7 @@ Optional properties:
>>>> Example:
>>>>
>>>> hdmi0: hdmi@fead0000 {
>>>> - compatible = "renesas,r8a7795-dw-hdmi";
>>>> + compatible = "renesas,r8a7795-hdmi";
>>>> reg = <0 0xfead0000 0 0x10000>;
>>>> interrupts = <0 389 IRQ_TYPE_LEVEL_HIGH>;
>>>> clocks = <&cpg CPG_CORE R8A7795_CLK_S0D4>, <&cpg CPG_MOD 729>;
>
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