diff mbox series

[v2] arm64: dts: qcom: c630: Add no-hpd to DSI bridge node

Message ID 20210324231424.2890039-1-swboyd@chromium.org (mailing list archive)
State Accepted
Commit c0dcfe6a784fdf7fcc0fdc74bfbb06e9f77de964
Headers show
Series [v2] arm64: dts: qcom: c630: Add no-hpd to DSI bridge node | expand

Commit Message

Stephen Boyd March 24, 2021, 11:14 p.m. UTC
We should indicate that we're not using the HPD pin on this device, per
the binding document. Otherwise if code in the future wants to enable
HPD in the bridge when this property is absent we'll be enabling HPD
when it isn't supposed to be used. Presumably this board isn't using hpd
on the bridge.

Cc: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Cc: Douglas Anderson <dianders@chromium.org>
Cc: Steev Klimaszewski <steev@kali.org>
Fixes: 956e9c85f47b ("arm64: dts: qcom: c630: Define eDP bridge and panel")
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
---
 arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts | 2 ++
 1 file changed, 2 insertions(+)

Comments

Doug Anderson March 24, 2021, 11:18 p.m. UTC | #1
Hi,

On Wed, Mar 24, 2021 at 4:14 PM Stephen Boyd <swboyd@chromium.org> wrote:
>
> We should indicate that we're not using the HPD pin on this device, per
> the binding document. Otherwise if code in the future wants to enable
> HPD in the bridge when this property is absent we'll be enabling HPD
> when it isn't supposed to be used. Presumably this board isn't using hpd
> on the bridge.
>
> Cc: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
> Cc: Douglas Anderson <dianders@chromium.org>
> Cc: Steev Klimaszewski <steev@kali.org>
> Fixes: 956e9c85f47b ("arm64: dts: qcom: c630: Define eDP bridge and panel")
> Signed-off-by: Stephen Boyd <swboyd@chromium.org>
> ---
>  arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts | 2 ++
>  1 file changed, 2 insertions(+)

Reviewed-by: Douglas Anderson <dianders@chromium.org>
patchwork-bot+linux-arm-msm@kernel.org May 31, 2021, 9:50 p.m. UTC | #2
Hello:

This patch was applied to qcom/linux.git (refs/heads/for-next):

On Wed, 24 Mar 2021 16:14:24 -0700 you wrote:
> We should indicate that we're not using the HPD pin on this device, per
> the binding document. Otherwise if code in the future wants to enable
> HPD in the bridge when this property is absent we'll be enabling HPD
> when it isn't supposed to be used. Presumably this board isn't using hpd
> on the bridge.
> 
> Cc: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
> Cc: Douglas Anderson <dianders@chromium.org>
> Cc: Steev Klimaszewski <steev@kali.org>
> Fixes: 956e9c85f47b ("arm64: dts: qcom: c630: Define eDP bridge and panel")
> Signed-off-by: Stephen Boyd <swboyd@chromium.org>
> 
> [...]

Here is the summary with links:
  - [v2] arm64: dts: qcom: c630: Add no-hpd to DSI bridge node
    https://git.kernel.org/qcom/c/c0dcfe6a784f

You are awesome, thank you!
--
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diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
index 140db2d5ba31..c2a709a384e9 100644
--- a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
+++ b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
@@ -376,6 +376,8 @@  sn65dsi86: bridge@2c {
 		clocks = <&sn65dsi86_refclk>;
 		clock-names = "refclk";
 
+		no-hpd;
+
 		ports {
 			#address-cells = <1>;
 			#size-cells = <0>;