[Freedreno] [PATCH v6] arm64: dts: qcom: sc7180: Add Display Port dt node

Tanmay Shah tanmay at codeaurora.org
Tue Aug 18 03:30:41 UTC 2020


On 2020-08-17 17:24, Stephen Boyd wrote:
> Quoting Tanmay Shah (2020-08-17 15:53:00)
>> diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi 
>> b/arch/arm64/boot/dts/qcom/sc7180.dtsi
>> index 31b9217bb5bf..bf2f2bb1aa79 100644
>> --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
>> @@ -2440,6 +2447,71 @@ dsi_phy: dsi-phy at ae94400 {
>> 
>>                                 status = "disabled";
>>                         };
>> +
>> +                       msm_dp: displayport-controller at ae90000 {
> 
> This should come before dsi-phy and dsi node. It should be sorted by 
> the
> address (0xae90000).
> 
>> +                               status = "disabled";
>> +                               compatible = "qcom,sc7180-dp";
>> +
>> +                               reg = <0 0x0ae90000 0 0x1400>;
>> +
>> +                               interrupt-parent = <&mdss>;
>> +                               interrupts = <12>;
>> +
> [...]
>>                 };
>> 
>>                 dispcc: clock-controller at af00000 {
>> @@ -2449,8 +2521,8 @@ dispcc: clock-controller at af00000 {
>>                                  <&gcc GCC_DISP_GPLL0_CLK_SRC>,
>>                                  <&dsi_phy 0>,
>>                                  <&dsi_phy 1>,
>> -                                <0>,
>> -                                <0>;
>> +                                <&msm_dp 0>,
>> +                                <&msm_dp 1>;
> 
> Don't think we should apply this still because the binding will change
> when the phy is split out to qmp node. Maybe just leave this part off
> for now?
Ok fine. But, that will break DP driver functionality.


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