[v2] Add OnePlus 6T display (Samsung S6E3FC2X01 DDIC with AMS641RW panel)

[PATCH v2 4/7] arm64: dts: qcom: sdm845-oneplus: Describe TE gpio

Posted by David Heidelberg via B4 Relay 4 months ago

From: David Heidelberg <david@ixit.cz>

Describe panel Tearing Effect (TE) GPIO line.

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: David Heidelberg <david@ixit.cz>
---
 arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
index 1cf03047dd7ae..75989b377f8bc 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
@@ -460,6 +460,7 @@ display_panel: panel@0 {
 		vci-supply = <&panel_vci_3v3>;
 		poc-supply = <&panel_vddi_poc_1p8>;
 
+		te-gpios = <&tlmm 30 GPIO_ACTIVE_HIGH>;
 		reset-gpios = <&tlmm 6 GPIO_ACTIVE_LOW>;
 
 		pinctrl-names = "default";

-- 
2.51.0

Re: [PATCH v2 4/7] arm64: dts: qcom: sdm845-oneplus: Describe TE gpio

Posted by Konrad Dybcio 4 months ago

On 10/8/25 4:05 PM, David Heidelberg via B4 Relay wrote:
> From: David Heidelberg <david@ixit.cz>
> 
> Describe panel Tearing Effect (TE) GPIO line.
> 
> Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
> Signed-off-by: David Heidelberg <david@ixit.cz>
> ---
>  arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
> index 1cf03047dd7ae..75989b377f8bc 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
> @@ -460,6 +460,7 @@ display_panel: panel@0 {
>  		vci-supply = <&panel_vci_3v3>;
>  		poc-supply = <&panel_vddi_poc_1p8>;
>  
> +		te-gpios = <&tlmm 30 GPIO_ACTIVE_HIGH>;

Wait, I just noticed nothing consumes this..

Konrad

Re: [PATCH v2 4/7] arm64: dts: qcom: sdm845-oneplus: Describe TE gpio

Posted by David Heidelberg 4 months ago

On 09/10/2025 14:54, Konrad Dybcio wrote:
> On 10/8/25 4:05 PM, David Heidelberg via B4 Relay wrote:
>> From: David Heidelberg <david@ixit.cz>
>>
>> Describe panel Tearing Effect (TE) GPIO line.
>>
>> Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
>> Signed-off-by: David Heidelberg <david@ixit.cz>
>> ---
>>   arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi | 1 +
>>   1 file changed, 1 insertion(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
>> index 1cf03047dd7ae..75989b377f8bc 100644
>> --- a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
>> @@ -460,6 +460,7 @@ display_panel: panel@0 {
>>   		vci-supply = <&panel_vci_3v3>;
>>   		poc-supply = <&panel_vddi_poc_1p8>;
>>   
>> +		te-gpios = <&tlmm 30 GPIO_ACTIVE_HIGH>;
> 
> Wait, I just noticed nothing consumes this..

It's well defined in the
display/panel/panel-common.yaml and the device-tree should be 
independent on the driver, so that seems perfectly fine.

sdm845-samsung-starqltechn.dts have it exactly same way.

David

> 
> Konrad

-- 
David Heidelberg