arm64: dts: qcom: sdm845-starqltechn: add touchscreen support

Add support for samsung,s6sy761 touchscreen.

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Dzmitry Sankouski <dsankouski@gmail.com>
Link: https://lore.kernel.org/r/20250225-starqltechn_integration_upstream-v9-9-a5d80375cb66@gmail.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts b/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts
index 77abfadb4cc5b1fbac9e94a25d77a4a4f6cfd184..320add4697bfed0865d5fa7c9ea9b2be6a5919fd 100644 (file)
--- a/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts
@@ -578,6 +578,23 @@
        status = "okay";
 };
 
+&i2c11 {
+       clock-frequency = <400000>;
+       status = "okay";
+
+       touchscreen@48 {
+               compatible = "samsung,s6sy761";
+               reg = <0x48>;
+               interrupt-parent = <&tlmm>;
+               interrupts = <120 IRQ_TYPE_LEVEL_HIGH>;
+               vdd-supply = <&s2dos05_ldo2>;
+               avdd-supply = <&s2dos05_ldo3>;
+
+               pinctrl-0 = <&touch_irq_state>;
+               pinctrl-names = "default";
+       };
+};
+
 &usb_1 {
        status = "okay";
 };
@@ -682,4 +699,15 @@
                function = "gpio";
                bias-pull-up;
        };
+
+       touch_irq_state: touch-irq-state {
+               pins = "gpio120";
+               function = "gpio";
+               bias-disable;
+       };
+};
+
+&qup_i2c11_default {
+       drive-strength = <2>;
+       bias-disable;
 };