Re: [PATCH 2/2] ARM: dts: da850: add a node for the LCD controller

From: Sekhar Nori
Date: Mon Oct 17 2016 - 03:13:46 EST


On Monday 17 October 2016 11:26 AM, Tomi Valkeinen wrote:
> On 15/10/16 20:42, Sekhar Nori wrote:
>
>>> diff --git a/arch/arm/boot/dts/da850.dtsi b/arch/arm/boot/dts/da850.dtsi
>>> index f79e1b9..32908ae 100644
>>> --- a/arch/arm/boot/dts/da850.dtsi
>>> +++ b/arch/arm/boot/dts/da850.dtsi
>>
>>> @@ -399,6 +420,14 @@
>>> <&edma0 0 1>;
>>> dma-names = "tx", "rx";
>>> };
>>> +
>>> + display: display@213000 {
>>> + compatible = "ti,am33xx-tilcdc", "ti,da850-tilcdc";
>>
>> This should instead be:
>>
>> compatible = "ti,da850-tilcdc", "ti,am33xx-tilcdc";
>>
>> as the closest match should appear first in the list.
>
> Actually I don't think that's correct. The LCDC on da850 is not
> compatible with the LCDC on AM335x. I think it should be just
> "ti,da850-tilcdc".

So if "ti,am33xx-tilcdc" is used, the display wont work at all? If thats
the case, I wonder how the patch passed testing. Bartosz?

Thanks,
Sekhar