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Message-Id: <20221103-upstream-goodix-reset-v2-7-2c38fb03a300@theobroma-systems.com>
Date: Mon, 21 Nov 2022 18:17:24 +0100
From: Quentin Schulz <foss+kernel@...il.net>
To: Shawn Guo <shawnguo@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Heiko Stuebner <heiko@...ech.de>,
Samuel Holland <samuel@...lland.org>,
Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konrad.dybcio@...ainline.org>,
Fabio Estevam <festevam@...il.com>,
Jernej Skrabec <jernej.skrabec@...il.com>,
Bastien Nocera <hadess@...ess.net>,
Chen-Yu Tsai <wens@...e.org>,
Sascha Hauer <s.hauer@...gutronix.de>,
Pengutronix Kernel Team <kernel@...gutronix.de>,
Hans de Goede <hdegoede@...hat.com>,
Andy Gross <agross@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
NXP Linux Team <linux-imx@....com>,
Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc: Quentin Schulz <quentin.schulz@...obroma-systems.com>,
linux-kernel@...r.kernel.org, linux-rockchip@...ts.infradead.org,
linux-arm-msm@...r.kernel.org, linux-input@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
devicetree@...r.kernel.org
Subject: [PATCH RFC v2 7/7] arm64: dts: rockchip: fix touchscreen reset GPIO polarity
From: Quentin Schulz <quentin.schulz@...obroma-systems.com>
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 <quentin.schulz@...obroma-systems.com>
---
arch/arm64/boot/dts/rockchip/px30-evb.dts | 2 +-
arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi | 2 +-
arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/boot/dts/rockchip/px30-evb.dts b/arch/arm64/boot/dts/rockchip/px30-evb.dts
index 07008d84434c1..7ecd38566e7e4 100644
--- a/arch/arm64/boot/dts/rockchip/px30-evb.dts
+++ b/arch/arm64/boot/dts/rockchip/px30-evb.dts
@@ -420,7 +420,7 @@ touchscreen@14 {
interrupt-parent = <&gpio0>;
interrupts = <RK_PA5 IRQ_TYPE_LEVEL_LOW>;
irq-gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_LOW>;
- reset-gpios = <&gpio0 RK_PB4 GPIO_ACTIVE_HIGH>;
+ reset-gpios = <&gpio0 RK_PB4 GPIO_ACTIVE_LOW>;
VDDIO-supply = <&vcc3v3_lcd>;
};
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi
index 78157521e9449..e63491fb443be 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi
@@ -588,7 +588,7 @@ touch: touchscreen@5d {
AVDD28-supply = <&vcc3v0_touch>;
VDDIO-supply = <&vcc3v0_touch>;
irq-gpios = <&gpio4 RK_PD5 GPIO_ACTIVE_HIGH>;
- reset-gpios = <&gpio4 RK_PD6 GPIO_ACTIVE_HIGH>;
+ reset-gpios = <&gpio4 RK_PD6 GPIO_ACTIVE_LOW>;
status = "disabled";
};
};
diff --git a/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts b/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts
index 674792567fa6e..234531aaa430a 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts
@@ -495,7 +495,7 @@ touchscreen0: goodix@14 {
irq-gpios = <&gpio0 RK_PB5 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&touch_int &touch_rst>;
- reset-gpios = <&gpio0 RK_PB6 GPIO_ACTIVE_HIGH>;
+ reset-gpios = <&gpio0 RK_PB6 GPIO_ACTIVE_LOW>;
VDDIO-supply = <&vcc3v3_lcd0_n>;
};
};
--
b4 0.10.1
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