linux-kernel - [PATCH 3/3] arm64: dts: imx8mn-evk: add IR support

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Message-Id: <20201102022527.14265-4-qiangqing.zhang@nxp.com>
Date:   Mon,  2 Nov 2020 10:25:27 +0800
From:   Joakim Zhang <qiangqing.zhang@....com>
To:     shawnguo@...nel.org, s.hauer@...gutronix.de, festevam@...il.com
Cc:     linux-imx@....com, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 3/3] arm64: dts: imx8mn-evk: add IR support

Add IR support on i.MX8MN EVK board.

Signed-off-by: Joakim Zhang <qiangqing.zhang@....com>
---
 arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
index fda890589a09..76d042a4cf09 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
@@ -38,6 +38,14 @@
 		gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
 		enable-active-high;
 	};
+
+	ir-receiver {
+		compatible = "gpio-ir-receiver";
+		gpios = <&gpio1 13 GPIO_ACTIVE_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_ir>;
+		linux,autosuspend-period = <125>;
+	};
 };
 
 &fec1 {
@@ -202,6 +210,12 @@
 		>;
 	};
 
+	pinctrl_ir: irgrp {
+		fsl,pins = <
+			MX8MN_IOMUXC_GPIO1_IO13_GPIO1_IO13              0x4f
+		>;
+	};
+
 	pinctrl_i2c1: i2c1grp {
 		fsl,pins = <
 			MX8MN_IOMUXC_I2C1_SCL_I2C1_SCL		0x400001c3
-- 
2.17.1