[PATCH] arm64: dts: rockchip: add infrared receiver node to rockpro64

Thomas Schneider qsx at chaotikum.eu
Wed Mar 10 12:28:21 GMT 2021


This adds the RockPro64’s infrared receiver to its dtsi.  The configuration is
almost the same as on rk3328-rock64, except for the GPIO pins, and thus adapted
from there.

Signed-off-by: Thomas Schneider <qsx at chaotikum.eu>
---
 arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi
index 5ab0b9edfc88..d42c75c6dcbd 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi
@@ -36,6 +36,13 @@ power {
 		};
 	};
 
+	ir-receiver {
+		compatible = "gpio-ir-receiver";
+		gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_LOW>;
+		pinctrl-0 = <&ir_int>;
+		pinctrl-names = "default";
+	};
+
 	leds {
 		compatible = "gpio-leds";
 		pinctrl-names = "default";
@@ -604,6 +611,12 @@ fusb0_int: fusb0-int {
 		};
 	};
 
+	ir {
+		ir_int: ir-int {
+			rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
 	leds {
 		work_led_pin: work-led-pin {
 			rockchip,pins = <0 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
-- 
2.30.1




More information about the linux-arm-kernel mailing list