Re: [PATCH v5 09/14] ARM: shmobile: koelsch: Enable DU device in DT

[Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>]

Hello.

On 12/24/2015 10:54 PM, Sergei Shtylyov wrote:

>> Specify the DU output topology, enable the DU device and configure the
>> related pins.
>>
>> Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
>> ---
>>   arch/arm/boot/dts/r8a7791-koelsch.dts | 16 +++++++++++++---
>>   1 file changed, 13 insertions(+), 3 deletions(-)
>>
>> diff --git a/arch/arm/boot/dts/r8a7791-koelsch.dts
>> b/arch/arm/boot/dts/r8a7791-koelsch.dts
>> index 53184637f160..0402c498b05b 100644
>> --- a/arch/arm/boot/dts/r8a7791-koelsch.dts
>> +++ b/arch/arm/boot/dts/r8a7791-koelsch.dts
>> @@ -212,14 +212,24 @@
>>       };
>>   };
>>
>> +&du {
>> +    pinctrl-0 = <&du_pins>;
>> +    pinctrl-names = "default";
>> +    status = "okay";
>> +
>> +    ports {
>> +        port@1 {
>> +            lvds_connector: endpoint {
>
>     I don't understand what this unreferenced label achieves. Also, the
> Koelsch schematics tells me LVDS is connected to DU0, not DU1...

    OK, figured it out now! However in the absence of #include for a LCD panel 
this still makes little sense.

> [...]

MBR, Sergei