* [v1] arm64: dts: qcom: sc7280: assign DSI clock source parents
@ 2022-09-07 11:35 Rajeev Nandan
2022-10-18 3:14 ` Bjorn Andersson
0 siblings, 1 reply; 2+ messages in thread
From: Rajeev Nandan @ 2022-09-07 11:35 UTC (permalink / raw)
To: dri-devel, linux-arm-msm, freedreno, devicetree
Cc: Rajeev Nandan, linux-kernel, sean, robdclark, robh+dt,
dmitry.baryshkov, andersson, agross, konrad.dybcio,
quic_abhinavk, quic_kalyant
Assign DSI clock source parents to DSI PHY clocks.
Signed-off-by: Rajeev Nandan <quic_rajeevny@quicinc.com>
Cc: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
This change is needed after the refactor done by the patch [2]
(drm/msm/dsi: stop setting clock parents manually) of series [1],
to fix the DSI pixel clock set rate error:
dsi_link_clk_set_rate_6g: Failed to set rate pixel clk, -22
msm_dsi_host_power_on: failed to enable link clocks. ret=-22
[1] https://github.com/torvalds/linux/commit/9b077c1581cf57206f5f7788ea569e8fae0719a7
[2] https://lore.kernel.org/all/20210709210729.953114-1-dmitry.baryshkov@linaro.org/
arch/arm64/boot/dts/qcom/sc7280.dtsi | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index 50c3d79..a80aa64 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -3650,6 +3650,9 @@
"iface",
"bus";
+ assigned-clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK_SRC>, <&dispcc DISP_CC_MDSS_PCLK0_CLK_SRC>;
+ assigned-clock-parents = <&mdss_dsi_phy 0>, <&mdss_dsi_phy 1>;
+
operating-points-v2 = <&dsi_opp_table>;
power-domains = <&rpmhpd SC7280_CX>;
--
2.7.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [v1] arm64: dts: qcom: sc7280: assign DSI clock source parents
2022-09-07 11:35 [v1] arm64: dts: qcom: sc7280: assign DSI clock source parents Rajeev Nandan
@ 2022-10-18 3:14 ` Bjorn Andersson
0 siblings, 0 replies; 2+ messages in thread
From: Bjorn Andersson @ 2022-10-18 3:14 UTC (permalink / raw)
To: quic_rajeevny, devicetree, freedreno, linux-arm-msm, dri-devel
Cc: quic_kalyant, dmitry.baryshkov, sean, robdclark, linux-kernel,
agross, quic_abhinavk, robh+dt, konrad.dybcio
On Wed, 7 Sep 2022 17:05:53 +0530, Rajeev Nandan wrote:
> Assign DSI clock source parents to DSI PHY clocks.
>
>
Applied, thanks!
[1/1] arm64: dts: qcom: sc7280: assign DSI clock source parents
commit: 80edac18ac173f0f0130c2164f75ddadcd68fa7f
Best regards,
--
Bjorn Andersson <andersson@kernel.org>
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