linux-kernel - [PATCH v3 13/13] arm64: dts: rockchip: Add IR receiver node to ODROID-M1

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Message-Id: <20220930051246.391614-14-aurelien@aurel32.net>
Date:   Fri, 30 Sep 2022 07:12:46 +0200
From:   Aurelien Jarno <aurelien@...el32.net>
To:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Heiko Stuebner <heiko@...ech.de>,
        devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED
        DEVICE TREE BINDINGS),
        linux-arm-kernel@...ts.infradead.org (moderated list:ARM/Rockchip SoC
        support),
        linux-rockchip@...ts.infradead.org (open list:ARM/Rockchip SoC support),
        linux-kernel@...r.kernel.org (open list)
Cc:     Dongjin Kim <tobetter@...il.com>,
        Aurelien Jarno <aurelien@...el32.net>,
        Dan Johansen <strit@...jaro.org>
Subject: [PATCH v3 13/13] arm64: dts: rockchip: Add IR receiver node to ODROID-M1

Add the infrared receiver and its associated pinctrl entry. Note that
there is an external pullup to VCC3V3_SYS.

Signed-off-by: Aurelien Jarno <aurelien@...el32.net>
Tested-by: Dan Johansen <strit@...jaro.org>
---
 arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts b/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts
index 2f685c606bb9..59ecf868dbd0 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts
@@ -49,6 +49,13 @@ hdmi_con_in: endpoint {
 		};
 	};
 
+	ir-receiver {
+		compatible = "gpio-ir-receiver";
+		gpios = <&gpio0 RK_PC2 GPIO_ACTIVE_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&ir_receiver_pin>;
+	};
+
 	leds {
 		compatible = "gpio-leds";
 
@@ -519,6 +526,13 @@ fspi_dual_io_pins: fspi-dual-io-pins {
 		};
 	};
 
+	ir-receiver {
+		ir_receiver_pin: ir-receiver-pin {
+			/* external pullup to VCC3V3_SYS */
+			rockchip,pins = <0 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
 	leds {
 		led_power_pin: led-power-pin {
 			rockchip,pins = <0 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>;
-- 
2.35.1