linux-kernel - [PATCH] arm64: dts: rockchip: add IR receiver to rk3328-roc

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Message-Id: <20250829054547.4053558-1-christianshewitt@gmail.com>
Date: Fri, 29 Aug 2025 05:45:47 +0000
From: Christian Hewitt <christianshewitt@...il.com>
To: Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Heiko Stuebner <heiko@...ech.de>,
	devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-rockchip@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Cc: Alex Bee <knaerzche@...il.com>
Subject: [PATCH] arm64: dts: rockchip: add IR receiver to rk3328-roc

From: Alex Bee <knaerzche@...il.com>

Add the ir-receiver and ir pinctrl nodes to enable the IR receiver
on the ROC-RK3328-CC board.

Signed-off-by: Alex Bee <knaerzche@...il.com>
Signed-off-by: Christian Hewitt <christianshewitt@...il.com>
---
 arch/arm64/boot/dts/rockchip/rk3328-roc.dtsi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3328-roc.dtsi b/arch/arm64/boot/dts/rockchip/rk3328-roc.dtsi
index b5bd5e7d5748..aa1d5a6d7fd5 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328-roc.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3328-roc.dtsi
@@ -84,6 +84,13 @@ vcc_phy: regulator-vcc-phy {
 		regulator-boot-on;
 	};
 
+	ir-receiver {
+		compatible = "gpio-ir-receiver";
+		gpios = <&gpio2 RK_PA2 GPIO_ACTIVE_LOW>;
+		pinctrl-0 = <&ir_int>;
+		pinctrl-names = "default";
+	};
+
 	leds {
 		compatible = "gpio-leds";
 
@@ -300,6 +307,13 @@ &io_domains {
 };
 
 &pinctrl {
+
+	ir {
+		ir_int: ir-int {
+			rockchip,pins = <2 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
 	pmic {
 		pmic_int_l: pmic-int-l {
 			rockchip,pins = <1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_up>;
-- 
2.34.1