linux-kernel - [PATCH] arm64: dts: rockchip: Add Hugsun X99 IR receiver and power led

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Message-Id: <20200313000112.19419-1-npcomplete13@gmail.com>
Date:   Thu, 12 Mar 2020 20:01:12 -0400
From:   Vivek Unune <npcomplete13@...il.com>
To:     robh+dt@...nel.org, mark.rutland@....com, heiko@...ech.de,
        ezequiel@...labora.com, jbx6244@...il.com, akash@...nedev.com
Cc:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Vivek Unune <npcomplete13@...il.com>
Subject: [PATCH] arm64: dts: rockchip: Add Hugsun X99 IR receiver and power led

 - Add Hugsun X99 IR receiver and power led
 - Remove pwm0 node as it interferes with pwer LED gpio
   Also, it's not used in factory firmware
   
Tested with Libreelec kernel v5.6

Signed-off-by: Vivek Unune <npcomplete13@...il.com>
---
 .../boot/dts/rockchip/rk3399-hugsun-x99.dts   | 37 +++++++++++++++++--
 1 file changed, 33 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-hugsun-x99.dts b/arch/arm64/boot/dts/rockchip/rk3399-hugsun-x99.dts
index d69a613fb65a..df425e164a2e 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-hugsun-x99.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-hugsun-x99.dts
@@ -29,6 +29,26 @@
 		regulator-max-microvolt = <5000000>;
 	};
 
+	ir-receiver {
+		compatible = "gpio-ir-receiver";
+		gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&ir_rx>;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&power_led_gpio>;
+
+		power-led {
+			label = "blue:power";
+			gpios = <&gpio4 RK_PC2 GPIO_ACTIVE_HIGH>;
+			default-state = "on";
+			linux,default-trigger = "none";
+		};
+	};
+
 	vcc_sys: vcc-sys {
 		compatible = "regulator-fixed";
 		regulator-name = "vcc_sys";
@@ -483,6 +503,18 @@
 		};
 	};
 
+	ir {
+		ir_rx: ir-rx {
+			rockchip,pins = <0 RK_PA6 1 &pcfg_pull_none>;
+		};
+	};
+
+	leds {
+		power_led_gpio: power-led-gpio {
+			rockchip,pins = <4 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
 	pmic {
 		pmic_int_l: pmic-int-l {
 			rockchip,pins =
@@ -539,10 +572,6 @@
 	};
 };
 
-&pwm0 {
-	status = "okay";
-};
-
 &pwm2 {
 	status = "okay";
 	pinctrl-0 = <&pwm2_pin_pull_down>;
-- 
2.20.1