From: Petr Hodina <petr.hodina@protonmail.com>

Basic touchscreen connected to second i2c bus.

Signed-off-by: Petr Hodina <petr.hodina@protonmail.com>
Co-developed-by: David Heidelberg <david@ixit.cz>
Signed-off-by: David Heidelberg <david@ixit.cz>
---
 arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts | 19 ++++++++++++++++++-
 arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi  |  2 +-
 2 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts b/arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts
index fa89be500fb85..8fb988130b551 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts
@@ -26,7 +26,24 @@ &i2c2 {
 
 	status = "okay";
 
-	/* ST,FTS @ 49 */
+	touchscreen@49 {
+		compatible = "st,stmfts5";
+		reg = <0x49>;
+
+		pinctrl-0 = <&touchscreen_irq_n>, <&touchscreen_reset>;
+		pinctrl-names = "default";
+
+		interrupts-extended = <&tlmm 125 IRQ_TYPE_LEVEL_LOW>;
+
+		mode-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 = <1080>;
+		touchscreen-size-y = <2160>;
+	};
 };
 
 &mdss_dsi0 {
diff --git a/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi b/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi
index 6930066857768..4653c63ec26d2 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi
@@ -466,7 +466,7 @@ touchscreen_reset: ts-reset-state {
 		bias-pull-up;
 	};
 
-	touchscreen_pins: ts-pins-gpio-state {
+	touchscreen_irq_n: ts-irq-n-gpio-state {
 		pins = "gpio125";
 		function = "gpio";
 		drive-strength = <2>;

-- 
2.53.0