Hi Geert,
On 28/05/18 10:06, Geert Uytterhoeven wrote:
> Hi Kieran, Morimoto-san,
>
> On Fri, Apr 27, 2018 at 6:57 PM, Kieran Bingham
> <kieran.bingham+renesas@xxxxxxxxxxxxxxxx> wrote:
>> The DU1 external dot clock is provided by the fixed frequency clock
>> generator X21, while the DU0 and DU3 clocks are provided by the
>> programmable Versaclock5 clock generator.
>>
>> Enable the clocks, and the HDMI encoder for the M3-N Salvator-X board
>> and hook it up to the HDMI connector.
>>
>> Based on patches from Takeshi Kihara <takeshi.kihara.df@xxxxxxxxxxx>
>>
>> Signed-off-by: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>
>>
>> ---
>> v2:
>> - Remove LVDS clocks from DU node
>> - Merge DU Clocks and HDMI enablement
>> ---
>> .../boot/dts/renesas/r8a77965-salvator-x.dts | 28 +++++++++++++++++++
>> 1 file changed, 28 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/renesas/r8a77965-salvator-x.dts b/arch/arm64/boot/dts/renesas/r8a77965-salvator-x.dts
>> index 75d890d91df9..340a3c72b65a 100644
>> --- a/arch/arm64/boot/dts/renesas/r8a77965-salvator-x.dts
>> +++ b/arch/arm64/boot/dts/renesas/r8a77965-salvator-x.dts
>> @@ -19,3 +19,31 @@
>> reg = <0x0 0x48000000 0x0 0x78000000>;
>> };
>> };
>> +
>> +&du {
>> + clocks = <&cpg CPG_MOD 724>,
>> + <&cpg CPG_MOD 723>,
>> + <&cpg CPG_MOD 721>,
>> + <&versaclock5 1>,
>> + <&x21_clk>,
>> + <&versaclock5 2>;
>> + clock-names = "du.0", "du.1", "du.3",
>> + "dclkin.0", "dclkin.1", "dclkin.3";
>> +};
>> +
>> +&hdmi0 {
>> + status = "okay";
>> +
>> + ports {
>> + port@1 {
>> + reg = <1>;
>> + rcar_dw_hdmi0_out: endpoint {
>> + remote-endpoint = <&hdmi0_con>;
>> + };
>> + };
>> + };
>> +};
>> +
>> +&hdmi0_con {
>> + remote-endpoint = <&rcar_dw_hdmi0_out>;
>> +};
>
> I think the hdmi0 and hdmi0_con parts can be moved to salvator-common.dtsi.
> Can we do that now (with stubs?), or does this have to wait until r8a77965 has
> received HDMI sound support?
I don't know about the sound integration I'm afraid, but common HDMI connections
would certainly be a benefit I believe.
Is this something you're looking to tackle? Or would you like
me/Morimoto-san/media team to look at it?
--
Regards
Kieran
> Gr{oetje,eeting}s,
>
> Geert
>
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