arm64: dts: rockchip: add LEDs for ROCK 4C+

add support for user LEDs on Radxa ROCK 4C+ board.

Signed-off-by: FUKAUMI Naoki <naoki@radxa.com>
Link: https://lore.kernel.org/r/20220908031726.1307105-2-naoki@radxa.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock-4c-plus.dts b/arch/arm64/boot/dts/rockchip/rk3399-rock-4c-plus.dts
index a1c4727acfcd47f3476bdc4c4c4ae9bc6d1b3f9d..3f01772c66ad0adbd3b1b755921138f03153945f 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3399-rock-4c-plus.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-4c-plus.dts
@@ -6,6 +6,7 @@
  */
 
 /dts-v1/;
+#include <dt-bindings/leds/common.h>
 #include "rk3399.dtsi"
 #include "rk3399-t-opp.dtsi"
 
@@ -38,6 +39,28 @@
                #clock-cells = <0>;
        };
 
+       leds {
+               compatible = "gpio-leds";
+               pinctrl-names = "default";
+               pinctrl-0 = <&user_led1 &user_led2>;
+
+               /* USER_LED1 */
+               led-0 {
+                       function = LED_FUNCTION_POWER;
+                       color = <LED_COLOR_ID_GREEN>;
+                       gpios = <&gpio3 RK_PD4 GPIO_ACTIVE_LOW>;
+                       linux,default-trigger = "default-on";
+               };
+
+               /* USER_LED2 */
+               led-1 {
+                       function = LED_FUNCTION_STATUS;
+                       color = <LED_COLOR_ID_BLUE>;
+                       gpios = <&gpio3 RK_PD5 GPIO_ACTIVE_HIGH>;
+                       linux,default-trigger = "heartbeat";
+               };
+       };
+
        vcc5v0_sys: vcc5v0-sys-regulator {
                compatible = "regulator-fixed";
                regulator-name = "vcc5v0_sys";
@@ -424,6 +447,16 @@
                };
        };
 
+       leds {
+               user_led1: user-led1 {
+                       rockchip,pins = <3 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
+               };
+
+               user_led2: user-led2 {
+                       rockchip,pins = <3 RK_PD5 RK_FUNC_GPIO &pcfg_pull_none>;
+               };
+       };
+
        pmic {
                pmic_int_l: pmic-int-l {
                        rockchip,pins = <1 RK_PC5 RK_FUNC_GPIO &pcfg_pull_up>;