[PATCH 10/10] arm64: dts: qcom: sdm845-google: Add STM FTS touchscreen support
From: David Heidelberg via B4 Relay
Date: Sun Mar 01 2026 - 12:55:27 EST
From: Petr Hodina <petr.hodina@xxxxxxxxxxxxxx>
Basic touchscreen connected to second i2c bus.
Signed-off-by: Petr Hodina <petr.hodina@xxxxxxxxxxxxxx>
Co-developed-by: David Heidelberg <david@xxxxxxx>
Signed-off-by: David Heidelberg <david@xxxxxxx>
---
arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts | 21 ++++++++++++++++++++-
1 file changed, 20 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts b/arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts
index fa89be500fb85..2501104b06e1b 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts
@@ -26,7 +26,26 @@ &i2c2 {
status = "okay";
- /* ST,FTS @ 49 */
+ touchscreen@49 {
+ compatible = "st,stmfts5";
+ reg = <0x49>;
+
+ pinctrl-0 = <&touchscreen_pins &touchscreen_reset>;
+ pinctrl-names = "default";
+
+ interrupt-parent = <&tlmm>;
+ interrupts = <125 IRQ_TYPE_LEVEL_LOW>;
+
+ irq-gpios = <&tlmm 125 GPIO_ACTIVE_HIGH>;
+ switch-gpios = <&tlmm 136 GPIO_ACTIVE_HIGH>;
+ reset-gpios = <&tlmm 99 GPIO_ACTIVE_LOW>;
+
+ avdd-supply = <&vreg_l14a_1p8>;
+ vdd-supply = <&vreg_l19a_3p3>;
+
+ touchscreen-size-x = <1079>;
+ touchscreen-size-y = <2159>;
+ };
};
&mdss_dsi0 {
--
2.51.0