linux-kernel - [PATCH] arm: dts: imx: e60k02: Add touchscreen

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Date:   Wed, 26 Oct 2022 19:30:15 +0200
From:   Andreas Kemnade <andreas@...nade.info>
To:     robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
        festevam@...il.com, linux-imx@....com, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Alistair Francis <alistair@...stair23.me>
Cc:     Andreas Kemnade <andreas@...nade.info>
Subject: [PATCH] arm: dts: imx: e60k02: Add touchscreen

Add the touchscreen now, since the driver is available.

Signed-off-by: Andreas Kemnade <andreas@...nade.info>
---
runtime/dtbs_check depends
https://lore.kernel.org/linux-devicetree/20221026114908.191472-1-alistair@alistair23.me/T/#t
 arch/arm/boot/dts/e60k02.dtsi              | 12 +++++++++++-
 arch/arm/boot/dts/imx6sl-tolino-shine3.dts | 14 ++++++++++++++
 arch/arm/boot/dts/imx6sll-kobo-clarahd.dts | 14 ++++++++++++++
 3 files changed, 39 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/e60k02.dtsi b/arch/arm/boot/dts/e60k02.dtsi
index 935e2359f8df..4f36cc181a52 100644
--- a/arch/arm/boot/dts/e60k02.dtsi
+++ b/arch/arm/boot/dts/e60k02.dtsi
@@ -104,7 +104,17 @@ &i2c2 {
 	clock-frequency = <100000>;
 	status = "okay";
 
-	/* TODO: CYTTSP5 touch controller at 0x24 */
+	touchscreen@24 {
+		compatible = "cypress,tt21000";
+		reg = <0x24>;
+		pinctrl-names = "default","sleep";
+		pinctrl-0 = <&pinctrl_cyttsp5_gpio>;
+		pinctrl-1 = <&pinctrl_cyttsp5_gpio_sleep>;
+		interrupt-parent = <&gpio5>;
+		interrupts = <6 IRQ_TYPE_EDGE_FALLING>;
+		reset-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>;
+		vdd-supply = <&ldo5_reg>;
+	};
 
 	/* TODO: TPS65185 PMIC for E Ink at 0x68 */
 
diff --git a/arch/arm/boot/dts/imx6sl-tolino-shine3.dts b/arch/arm/boot/dts/imx6sl-tolino-shine3.dts
index e3f1e8d79528..82d9ed91df92 100644
--- a/arch/arm/boot/dts/imx6sl-tolino-shine3.dts
+++ b/arch/arm/boot/dts/imx6sl-tolino-shine3.dts
@@ -52,6 +52,20 @@ &iomuxc {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_hog>;
 
+	pinctrl_cyttsp5_gpio: cyttsp5_gpio_grp {
+		fsl,pins = <
+			MX6SL_PAD_SD1_DAT3__GPIO5_IO06                0x17059 /* TP_INT */
+			MX6SL_PAD_SD1_DAT2__GPIO5_IO13                0x10059 /* TP_RST */
+		>;
+	};
+
+	pinctrl_cyttsp5_gpio_sleep: cyttsp5_gpio_grp_sleep {
+		fsl,pins = <
+			MX6SL_PAD_SD1_DAT3__GPIO5_IO06                0x10059 /* TP_INT */
+			MX6SL_PAD_SD1_DAT2__GPIO5_IO13                0x10059 /* TP_RST */
+		>;
+	};
+
 	pinctrl_gpio_keys: gpio-keysgrp {
 		fsl,pins = <
 			MX6SL_PAD_SD1_DAT1__GPIO5_IO08	0x17059	/* PWR_SW */
diff --git a/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts b/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts
index 90b32f5eb529..d743bf4fd8e6 100644
--- a/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts
+++ b/arch/arm/boot/dts/imx6sll-kobo-clarahd.dts
@@ -62,6 +62,20 @@ &iomuxc {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_hog>;
 
+	pinctrl_cyttsp5_gpio: cyttsp5-gpiogrp {
+		fsl,pins = <
+			MX6SLL_PAD_SD1_DATA3__GPIO5_IO06                0x17059 /* TP_INT */
+			MX6SLL_PAD_SD1_DATA2__GPIO5_IO13                0x10059 /* TP_RST */
+		>;
+	};
+
+	pinctrl_cyttsp5_gpio_sleep: cyttsp5-gpiogrp-sleep {
+		fsl,pins = <
+			MX6SLL_PAD_SD1_DATA3__GPIO5_IO06                0x10059 /* TP_INT */
+			MX6SLL_PAD_SD1_DATA2__GPIO5_IO13                0x10059 /* TP_RST */
+		>;
+	};
+
 	pinctrl_gpio_keys: gpio-keysgrp {
 		fsl,pins = <
 			MX6SLL_PAD_SD1_DATA1__GPIO5_IO08	0x17059	/* PWR_SW */
-- 
2.30.2