* [PATCH] arm64: dts: qcom: enable dual ("bonded") DSI mode for DB845c
@ 2023-05-04 16:04 Dmitry Baryshkov
2023-05-04 17:11 ` Konrad Dybcio
2023-05-25 4:53 ` Bjorn Andersson
0 siblings, 2 replies; 5+ messages in thread
From: Dmitry Baryshkov @ 2023-05-04 16:04 UTC (permalink / raw)
To: Andy Gross, Bjorn Andersson, Konrad Dybcio, Rob Clark, Sean Paul,
Abhinav Kumar, Marijn Suijten, Rob Herring, Krzysztof Kozlowski
Cc: Stephen Boyd, David Airlie, Daniel Vetter, linux-arm-msm,
devicetree, dri-devel, freedreno, Amit Pundir
Now as both lt9611 and drm/msm drivers were updated to handle the 4k
modes over DSI, enable "bonded" DSI mode on DB845c. This way the board
utilizes both DSI links and thus can support 4k on the HDMI output.
Cc: Amit Pundir <amit.pundir@linaro.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
arch/arm64/boot/dts/qcom/sdm845-db845c.dts | 36 ++++++++++++++++++++++
1 file changed, 36 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
index e14fe9bbb386..4dea2c04b22f 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
@@ -419,6 +419,9 @@ &dsi0 {
status = "okay";
vdda-supply = <&vreg_l26a_1p2>;
+ qcom,dual-dsi-mode;
+ qcom,master-dsi;
+
ports {
port@1 {
endpoint {
@@ -434,6 +437,31 @@ &dsi0_phy {
vdds-supply = <&vreg_l1a_0p875>;
};
+&dsi1 {
+ vdda-supply = <&vreg_l26a_1p2>;
+
+ qcom,dual-dsi-mode;
+
+ /* DSI1 is slave, so use DSI0 clocks */
+ assigned-clock-parents = <&dsi0_phy 0>, <&dsi0_phy 1>;
+
+ status = "okay";
+
+ ports {
+ port@1 {
+ endpoint {
+ remote-endpoint = <<9611_b>;
+ data-lanes = <0 1 2 3>;
+ };
+ };
+ };
+};
+
+&dsi1_phy {
+ vdds-supply = <&vreg_l1a_0p875>;
+ status = "okay";
+};
+
&gcc {
protected-clocks = <GCC_QSPI_CORE_CLK>,
<GCC_QSPI_CORE_CLK_SRC>,
@@ -493,6 +521,14 @@ lt9611_a: endpoint {
};
};
+ port@1 {
+ reg = <1>;
+
+ lt9611_b: endpoint {
+ remote-endpoint = <&dsi1_out>;
+ };
+ };
+
port@2 {
reg = <2>;
--
2.39.2
^ permalink raw reply related [flat|nested] 5+ messages in thread
* Re: [PATCH] arm64: dts: qcom: enable dual ("bonded") DSI mode for DB845c
2023-05-04 16:04 [PATCH] arm64: dts: qcom: enable dual ("bonded") DSI mode for DB845c Dmitry Baryshkov
@ 2023-05-04 17:11 ` Konrad Dybcio
2023-05-04 17:47 ` Dmitry Baryshkov
2023-05-25 4:53 ` Bjorn Andersson
1 sibling, 1 reply; 5+ messages in thread
From: Konrad Dybcio @ 2023-05-04 17:11 UTC (permalink / raw)
To: Dmitry Baryshkov, Andy Gross, Bjorn Andersson, Rob Clark,
Sean Paul, Abhinav Kumar, Marijn Suijten, Rob Herring,
Krzysztof Kozlowski
Cc: Stephen Boyd, David Airlie, Daniel Vetter, linux-arm-msm,
devicetree, dri-devel, freedreno, Amit Pundir
On 4.05.2023 18:04, Dmitry Baryshkov wrote:
> Now as both lt9611 and drm/msm drivers were updated to handle the 4k
> modes over DSI, enable "bonded" DSI mode on DB845c. This way the board
> utilizes both DSI links and thus can support 4k on the HDMI output.
>
> Cc: Amit Pundir <amit.pundir@linaro.org>
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Konrad
> arch/arm64/boot/dts/qcom/sdm845-db845c.dts | 36 ++++++++++++++++++++++
> 1 file changed, 36 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
> index e14fe9bbb386..4dea2c04b22f 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
> +++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
> @@ -419,6 +419,9 @@ &dsi0 {
> status = "okay";
P.S. wanna move status last by chance?
Konrad
> vdda-supply = <&vreg_l26a_1p2>;
>
> + qcom,dual-dsi-mode;
> + qcom,master-dsi;
> +
> ports {
> port@1 {
> endpoint {
> @@ -434,6 +437,31 @@ &dsi0_phy {
> vdds-supply = <&vreg_l1a_0p875>;
> };
>
> +&dsi1 {
> + vdda-supply = <&vreg_l26a_1p2>;
> +
> + qcom,dual-dsi-mode;
> +
> + /* DSI1 is slave, so use DSI0 clocks */
> + assigned-clock-parents = <&dsi0_phy 0>, <&dsi0_phy 1>;
> +
> + status = "okay";
> +
> + ports {
> + port@1 {
> + endpoint {
> + remote-endpoint = <<9611_b>;
> + data-lanes = <0 1 2 3>;
> + };
> + };
> + };
> +};
> +
> +&dsi1_phy {
> + vdds-supply = <&vreg_l1a_0p875>;
> + status = "okay";
> +};
> +
> &gcc {
> protected-clocks = <GCC_QSPI_CORE_CLK>,
> <GCC_QSPI_CORE_CLK_SRC>,
> @@ -493,6 +521,14 @@ lt9611_a: endpoint {
> };
> };
>
> + port@1 {
> + reg = <1>;
> +
> + lt9611_b: endpoint {
> + remote-endpoint = <&dsi1_out>;
> + };
> + };
> +
> port@2 {
> reg = <2>;
>
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH] arm64: dts: qcom: enable dual ("bonded") DSI mode for DB845c
2023-05-04 17:11 ` Konrad Dybcio
@ 2023-05-04 17:47 ` Dmitry Baryshkov
2023-05-04 17:53 ` Konrad Dybcio
0 siblings, 1 reply; 5+ messages in thread
From: Dmitry Baryshkov @ 2023-05-04 17:47 UTC (permalink / raw)
To: Konrad Dybcio
Cc: Andy Gross, Bjorn Andersson, Rob Clark, Sean Paul, Abhinav Kumar,
Marijn Suijten, Rob Herring, Krzysztof Kozlowski, Stephen Boyd,
David Airlie, Daniel Vetter, linux-arm-msm, devicetree, dri-devel,
freedreno, Amit Pundir
On Thu, 4 May 2023 at 20:11, Konrad Dybcio <konrad.dybcio@linaro.org> wrote:
>
>
>
> On 4.05.2023 18:04, Dmitry Baryshkov wrote:
> > Now as both lt9611 and drm/msm drivers were updated to handle the 4k
> > modes over DSI, enable "bonded" DSI mode on DB845c. This way the board
> > utilizes both DSI links and thus can support 4k on the HDMI output.
> >
> > Cc: Amit Pundir <amit.pundir@linaro.org>
> > Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
> > ---
> Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
>
> Konrad
> > arch/arm64/boot/dts/qcom/sdm845-db845c.dts | 36 ++++++++++++++++++++++
> > 1 file changed, 36 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
> > index e14fe9bbb386..4dea2c04b22f 100644
> > --- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
> > +++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
> > @@ -419,6 +419,9 @@ &dsi0 {
> > status = "okay";
> P.S. wanna move status last by chance?
Not within this patch, it is not relevant to bonded DSI mode.
>
> Konrad
> > vdda-supply = <&vreg_l26a_1p2>;
> >
> > + qcom,dual-dsi-mode;
> > + qcom,master-dsi;
> > +
> > ports {
> > port@1 {
> > endpoint {
> > @@ -434,6 +437,31 @@ &dsi0_phy {
> > vdds-supply = <&vreg_l1a_0p875>;
> > };
> >
> > +&dsi1 {
> > + vdda-supply = <&vreg_l26a_1p2>;
> > +
> > + qcom,dual-dsi-mode;
> > +
> > + /* DSI1 is slave, so use DSI0 clocks */
> > + assigned-clock-parents = <&dsi0_phy 0>, <&dsi0_phy 1>;
> > +
> > + status = "okay";
> > +
> > + ports {
> > + port@1 {
> > + endpoint {
> > + remote-endpoint = <<9611_b>;
> > + data-lanes = <0 1 2 3>;
> > + };
> > + };
> > + };
> > +};
> > +
> > +&dsi1_phy {
> > + vdds-supply = <&vreg_l1a_0p875>;
> > + status = "okay";
> > +};
> > +
> > &gcc {
> > protected-clocks = <GCC_QSPI_CORE_CLK>,
> > <GCC_QSPI_CORE_CLK_SRC>,
> > @@ -493,6 +521,14 @@ lt9611_a: endpoint {
> > };
> > };
> >
> > + port@1 {
> > + reg = <1>;
> > +
> > + lt9611_b: endpoint {
> > + remote-endpoint = <&dsi1_out>;
> > + };
> > + };
> > +
> > port@2 {
> > reg = <2>;
> >
--
With best wishes
Dmitry
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH] arm64: dts: qcom: enable dual ("bonded") DSI mode for DB845c
2023-05-04 17:47 ` Dmitry Baryshkov
@ 2023-05-04 17:53 ` Konrad Dybcio
0 siblings, 0 replies; 5+ messages in thread
From: Konrad Dybcio @ 2023-05-04 17:53 UTC (permalink / raw)
To: Dmitry Baryshkov
Cc: Andy Gross, Bjorn Andersson, Rob Clark, Sean Paul, Abhinav Kumar,
Marijn Suijten, Rob Herring, Krzysztof Kozlowski, Stephen Boyd,
David Airlie, Daniel Vetter, linux-arm-msm, devicetree, dri-devel,
freedreno, Amit Pundir
On 4.05.2023 19:47, Dmitry Baryshkov wrote:
> On Thu, 4 May 2023 at 20:11, Konrad Dybcio <konrad.dybcio@linaro.org> wrote:
>>
>>
>>
>> On 4.05.2023 18:04, Dmitry Baryshkov wrote:
>>> Now as both lt9611 and drm/msm drivers were updated to handle the 4k
>>> modes over DSI, enable "bonded" DSI mode on DB845c. This way the board
>>> utilizes both DSI links and thus can support 4k on the HDMI output.
>>>
>>> Cc: Amit Pundir <amit.pundir@linaro.org>
>>> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
>>> ---
>> Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
>>
>> Konrad
>>> arch/arm64/boot/dts/qcom/sdm845-db845c.dts | 36 ++++++++++++++++++++++
>>> 1 file changed, 36 insertions(+)
>>>
>>> diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
>>> index e14fe9bbb386..4dea2c04b22f 100644
>>> --- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
>>> +++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
>>> @@ -419,6 +419,9 @@ &dsi0 {
>>> status = "okay";
>> P.S. wanna move status last by chance?
>
> Not within this patch, it is not relevant to bonded DSI mode.
Of course.
Konrad
>
>>
>> Konrad
>>> vdda-supply = <&vreg_l26a_1p2>;
>>>
>>> + qcom,dual-dsi-mode;
>>> + qcom,master-dsi;
>>> +
>>> ports {
>>> port@1 {
>>> endpoint {
>>> @@ -434,6 +437,31 @@ &dsi0_phy {
>>> vdds-supply = <&vreg_l1a_0p875>;
>>> };
>>>
>>> +&dsi1 {
>>> + vdda-supply = <&vreg_l26a_1p2>;
>>> +
>>> + qcom,dual-dsi-mode;
>>> +
>>> + /* DSI1 is slave, so use DSI0 clocks */
>>> + assigned-clock-parents = <&dsi0_phy 0>, <&dsi0_phy 1>;
>>> +
>>> + status = "okay";
>>> +
>>> + ports {
>>> + port@1 {
>>> + endpoint {
>>> + remote-endpoint = <<9611_b>;
>>> + data-lanes = <0 1 2 3>;
>>> + };
>>> + };
>>> + };
>>> +};
>>> +
>>> +&dsi1_phy {
>>> + vdds-supply = <&vreg_l1a_0p875>;
>>> + status = "okay";
>>> +};
>>> +
>>> &gcc {
>>> protected-clocks = <GCC_QSPI_CORE_CLK>,
>>> <GCC_QSPI_CORE_CLK_SRC>,
>>> @@ -493,6 +521,14 @@ lt9611_a: endpoint {
>>> };
>>> };
>>>
>>> + port@1 {
>>> + reg = <1>;
>>> +
>>> + lt9611_b: endpoint {
>>> + remote-endpoint = <&dsi1_out>;
>>> + };
>>> + };
>>> +
>>> port@2 {
>>> reg = <2>;
>>>
>
>
>
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH] arm64: dts: qcom: enable dual ("bonded") DSI mode for DB845c
2023-05-04 16:04 [PATCH] arm64: dts: qcom: enable dual ("bonded") DSI mode for DB845c Dmitry Baryshkov
2023-05-04 17:11 ` Konrad Dybcio
@ 2023-05-25 4:53 ` Bjorn Andersson
1 sibling, 0 replies; 5+ messages in thread
From: Bjorn Andersson @ 2023-05-25 4:53 UTC (permalink / raw)
To: Krzysztof Kozlowski, Konrad Dybcio, Abhinav Kumar, Rob Herring,
Andy Gross, Rob Clark, Marijn Suijten, Dmitry Baryshkov,
Sean Paul
Cc: linux-arm-msm, devicetree, Daniel Vetter, freedreno, David Airlie,
Amit Pundir, Stephen Boyd, dri-devel
On Thu, 4 May 2023 19:04:30 +0300, Dmitry Baryshkov wrote:
> Now as both lt9611 and drm/msm drivers were updated to handle the 4k
> modes over DSI, enable "bonded" DSI mode on DB845c. This way the board
> utilizes both DSI links and thus can support 4k on the HDMI output.
>
>
Applied, thanks!
[1/1] arm64: dts: qcom: enable dual ("bonded") DSI mode for DB845c
commit: 8721e18ca6960f3c5a6a7f58245d9ab084ad09dd
Best regards,
--
Bjorn Andersson <andersson@kernel.org>
^ permalink raw reply [flat|nested] 5+ messages in thread
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2023-05-04 16:04 [PATCH] arm64: dts: qcom: enable dual ("bonded") DSI mode for DB845c Dmitry Baryshkov
2023-05-04 17:11 ` Konrad Dybcio
2023-05-04 17:47 ` Dmitry Baryshkov
2023-05-04 17:53 ` Konrad Dybcio
2023-05-25 4:53 ` Bjorn Andersson
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