[PATCH v6 09/12] arm64: dts: qcom: sdm845-starqltechn: add touchscreen support

From: Dzmitry Sankouski
Date: Tue Oct 08 2024 - 12:54:08 EST


Add support for samsung,s6sy761 touchscreen.

Signed-off-by: Dzmitry Sankouski <dsankouski@xxxxxxxxx>

---
Changes in v6:
- refactor: s/starqltechn/sdm845-starqltechn in subject
---
arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts b/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts
index 5635f3b088cf..2a367625d591 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts
@@ -561,6 +561,23 @@ &sdhc_2 {
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";
};
@@ -665,4 +682,15 @@ sd_card_det_n_state: sd-card-det-n-state {
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;
};

--
2.39.2