2022-10-30 07:43:56

by Marijn Suijten

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Subject: [PATCH 09/10] arm64: dts: qcom: sm6350-lena: Configure Samsung touchscreen

Use the generic samsung,s6sy761 touchscreen driver for this device,
together with a few pins and regulators to power it up correctly.

Signed-off-by: Marijn Suijten <[email protected]>
---
.../qcom/sm6350-sony-xperia-lena-pdx213.dts | 41 +++++++++++++++++++
1 file changed, 41 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts b/arch/arm64/boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts
index 6eb1d4e5e60f..20f35623d1ef 100644
--- a/arch/arm64/boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts
+++ b/arch/arm64/boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts
@@ -43,6 +43,15 @@ key-volume-down {
gpios = <&pm6350_gpios 2 GPIO_ACTIVE_LOW>;
};
};
+
+ touch_en_vreg: touch-en-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "touch_en_vreg";
+ gpio = <&tlmm 10 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+
+ vin-supply = <&pm6350_l6>;
+ };
};

&apps_rsc {
@@ -280,6 +289,23 @@ &gpi_dma1 {
status = "okay";
};

+&i2c8 {
+ clock-frequency = <400000>;
+ status = "okay";
+
+ touchscreen@48 {
+ compatible = "samsung,s6sy761";
+ reg = <0x48>;
+ interrupt-parent = <&tlmm>;
+ interrupts = <22 0x2008>;
+ vdd-supply = <&pm6350_l11>;
+ avdd-supply = <&touch_en_vreg>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&ts_int_default &ts_active>;
+ };
+};
+
&pm6350_gpios {
gpio_keys_state: gpio-keys-state {
key-volume-down-pins {
@@ -334,6 +360,21 @@ &sdhc_2 {

&tlmm {
gpio-reserved-ranges = <13 4>, <45 2>, <56 2>;
+
+ ts_active: ts-active-state {
+ pins = "gpio21";
+ function = "gpio";
+ drive-strength = <8>;
+ bias-pull-up;
+ };
+
+ ts_int_default: ts-int-default-state {
+ pins = "gpio22";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-disable;
+ input-enable;
+ };
};

&usb_1 {
--
2.38.1



2022-10-31 21:49:17

by Konrad Dybcio

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Subject: Re: [PATCH 09/10] arm64: dts: qcom: sm6350-lena: Configure Samsung touchscreen



On 30.10.2022 08:32, Marijn Suijten wrote:
> Use the generic samsung,s6sy761 touchscreen driver for this device,
> together with a few pins and regulators to power it up correctly.
>
> Signed-off-by: Marijn Suijten <[email protected]>
> ---
Reviewed-by: Konrad Dybcio <[email protected]>

Konrad
> .../qcom/sm6350-sony-xperia-lena-pdx213.dts | 41 +++++++++++++++++++
> 1 file changed, 41 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts b/arch/arm64/boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts
> index 6eb1d4e5e60f..20f35623d1ef 100644
> --- a/arch/arm64/boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts
> +++ b/arch/arm64/boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts
> @@ -43,6 +43,15 @@ key-volume-down {
> gpios = <&pm6350_gpios 2 GPIO_ACTIVE_LOW>;
> };
> };
> +
> + touch_en_vreg: touch-en-regulator {
> + compatible = "regulator-fixed";
> + regulator-name = "touch_en_vreg";
> + gpio = <&tlmm 10 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> +
> + vin-supply = <&pm6350_l6>;
> + };
> };
>
> &apps_rsc {
> @@ -280,6 +289,23 @@ &gpi_dma1 {
> status = "okay";
> };
>
> +&i2c8 {
> + clock-frequency = <400000>;
> + status = "okay";
> +
> + touchscreen@48 {
> + compatible = "samsung,s6sy761";
> + reg = <0x48>;
> + interrupt-parent = <&tlmm>;
> + interrupts = <22 0x2008>;
> + vdd-supply = <&pm6350_l11>;
> + avdd-supply = <&touch_en_vreg>;
> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&ts_int_default &ts_active>;
> + };
> +};
> +
> &pm6350_gpios {
> gpio_keys_state: gpio-keys-state {
> key-volume-down-pins {
> @@ -334,6 +360,21 @@ &sdhc_2 {
>
> &tlmm {
> gpio-reserved-ranges = <13 4>, <45 2>, <56 2>;
> +
> + ts_active: ts-active-state {
> + pins = "gpio21";
> + function = "gpio";
> + drive-strength = <8>;
> + bias-pull-up;
> + };
> +
> + ts_int_default: ts-int-default-state {
> + pins = "gpio22";
> + function = "gpio";
> + drive-strength = <2>;
> + bias-disable;
> + input-enable;
> + };
> };
>
> &usb_1 {