linux-kernel - Re: [PATCH 1/8] arm64: dts: qcom: sdm845-tama: Add display nodes

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Message-ID: <ce228356-67ee-01cc-3ea7-cea16a548d52@somainline.org>
Date:   Sat, 1 Oct 2022 22:02:44 +0200
From:   Konrad Dybcio <konrad.dybcio@...ainline.org>
To:     Marijn Suijten <marijn.suijten@...ainline.org>
Cc:     ~postmarketos/upstreaming@...ts.sr.ht, martin.botka@...ainline.org,
        angelogioacchino.delregno@...ainline.org,
        jamipkettunen@...ainline.org, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/8] arm64: dts: qcom: sdm845-tama: Add display nodes



On 1.10.2022 16:54, Marijn Suijten wrote:
> On 2022-09-30 21:10:42, Konrad Dybcio wrote:
>> Add required nodes to support display on XZ2/XZ2c. XZ3 has a
>> different power rail setup and needs to be handled separately.
>>
>> Signed-off-by: Konrad Dybcio <konrad.dybcio@...ainline.org>
>> ---
>>  .../qcom/sdm845-sony-xperia-tama-akari.dts    |  4 +
>>  .../qcom/sdm845-sony-xperia-tama-akatsuki.dts | 44 ++++++++-
>>  .../qcom/sdm845-sony-xperia-tama-apollo.dts   |  6 ++
>>  .../dts/qcom/sdm845-sony-xperia-tama.dtsi     | 96 +++++++++++++++++++
>>  4 files changed, 149 insertions(+), 1 deletion(-)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama-akari.dts b/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama-akari.dts
>> index 34f84f1f1eb4..d97b7f1e7140 100644
>> --- a/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama-akari.dts
>> +++ b/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama-akari.dts
>> @@ -11,3 +11,7 @@ / {
>>  	model = "Sony Xperia XZ2";
>>  	compatible = "sony,akari-row", "qcom,sdm845";
>>  };
>> +
>> +&panel {
>> +	compatible = "sony,td4353-jdi-tama";
>> +};
>> diff --git a/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama-akatsuki.dts b/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama-akatsuki.dts
>> index 2f5e12deaada..2a16305ac5da 100644
>> --- a/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama-akatsuki.dts
>> +++ b/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama-akatsuki.dts
>> @@ -10,9 +10,51 @@
>>  / {
>>  	model = "Sony Xperia XZ3";
>>  	compatible = "sony,akatsuki-row", "qcom,sdm845";
>> +
>> +	/* Fixed DCDC for the OLED panel */
>> +	ts_vddio_supply: ts-vddio-regulator {
>> +		compatible = "regulator-fixed";
>> +		regulator-name = "ts_vddio";
>> +
>> +		regulator-min-microvolt = <1840000>;
>> +		regulator-max-microvolt = <1840000>;
>> +
>> +		gpio = <&tlmm 133 GPIO_ACTIVE_HIGH>;
>> +		enable-active-high;
>> +		regulator-boot-on;
>> +	};
>> +};
>> +
>> +&ibb {
>> +	status = "disabled";
>> +};
>> +
>> +&lab {
>> +	status = "disabled";
>> +};
>> +
>> +&panel {
>> +	/* Akatsuki uses an OLED panel. */
>> +	/delete-property/ backlight;
>> +	/delete-property/ vsp-supply;
>> +	/delete-property/ vsn-supply;
>> +	/delete-property/ treset-gpios;
> 
> This looks to have been a last-minute rename to
> 
>     touch-reset-gpios
Yep!

Konrad
> 
>> +};
>> +
>> +&pmi8998_wled {
>> +	status = "disabled";
>> +};
>> +
>> +&tlmm {
>> +	ts_vddio_en: ts-vddio-en {
>> +		pins = "gpio133";
>> +		function = "gpio";
>> +		drive-strength = <2>;
>> +		bias-disable;
>> +		output-high;
>> +	};
>>  };
>>  
>> -/* For the future: WLED + LAB/IBB/OLEDB are not used on Akatsuki */
>>  &vreg_l14a_1p8 {
>>  	regulator-min-microvolt = <1840000>;
>>  	regulator-max-microvolt = <1840000>;
>> diff --git a/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama-apollo.dts b/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama-apollo.dts
>> index c9e62c72f60e..cd056f78070f 100644
>> --- a/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama-apollo.dts
>> +++ b/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama-apollo.dts
>> @@ -11,3 +11,9 @@ / {
>>  	model = "Sony Xperia XZ2 Compact";
>>  	compatible = "sony,apollo-row", "qcom,sdm845";
>>  };
>> +
>> +&panel {
>> +	compatible = "sony,td4353-jdi-tama";
>> +	height-mm = <112>;
>> +	width-mm = <56>;
>> +};
>> diff --git a/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama.dtsi b/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama.dtsi
>> index 51ee42e3c995..ac8eb59ed010 100644
>> --- a/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama.dtsi
>> @@ -326,6 +326,46 @@ vreg_s3c_0p6: smps3 {
>>  	};
>>  };
>>  
>> +&dsi0 {
>> +	vdda-supply = <&vreg_l26a_1p2>;
>> +	status = "okay";
>> +
>> +	panel: panel@0 {
>> +		/* The compatible is assigned in device DTs. */
>> +		reg = <0>;
>> +
>> +		backlight = <&pmi8998_wled>;
>> +		vddio-supply = <&vreg_l14a_1p8>;
>> +		vsp-supply = <&lab>;
>> +		vsn-supply = <&ibb>;
>> +		panel-reset-gpios = <&tlmm 6 GPIO_ACTIVE_HIGH>;
>> +		touch-reset-gpios = <&tlmm 99 GPIO_ACTIVE_HIGH>;
> 
> Here.
> 
> - Marijn