Thread (21 messages) 21 messages, 9 authors, 2023-02-28
STALE1212d
Revisions (2)
  1. v2 [diff vs current]
  2. v3 current

[PATCH v3 7/9] arm64: dts: librem5: fix touchscreen reset GPIO polarity

From: Quentin Schulz <hidden>
Date: 2022-12-05 13:43:09
Also in: linux-arm-msm, linux-devicetree, linux-input, linux-rockchip, linux-sunxi, lkml
Subsystem: arm/freescale imx / mxc arm architecture, the rest · Maintainers: Frank Li, Sascha Hauer, Linus Torvalds

From: Quentin Schulz <redacted>

The reset line is active low for the Goodix touchscreen controller so
let's fix the polarity in the Device Tree node.

Signed-off-by: Quentin Schulz <redacted>
---
 arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts
index 6445c6b90b5bb..b038300812b1e 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts
@@ -542,7 +542,7 @@ touchscreen@5d {
 		pinctrl-0 = <&pinctrl_ts>;
 		interrupt-parent = <&gpio3>;
 		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
-		reset-gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>;
+		reset-gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
 		irq-gpios = <&gpio3 0 GPIO_ACTIVE_HIGH>;
 		touchscreen-size-x = <720>;
 		touchscreen-size-y = <1440>;
-- 
b4 0.10.1

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