arm64: dts: imx8mp-evk: Add GPIO LED support

i.MX8MP EVK board has a GPIO LED to indicate status, add support for it.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index 6df3beb..a97a03c 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
@@ -15,6 +15,18 @@
                stdout-path = &uart2;
        };
 
+       gpio-leds {
+               compatible = "gpio-leds";
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_gpio_led>;
+
+               status {
+                       label = "yellow:status";
+                       gpios = <&gpio3 16 GPIO_ACTIVE_HIGH>;
+                       default-state = "on";
+               };
+       };
+
        memory@40000000 {
                device_type = "memory";
                reg = <0x0 0x40000000 0 0xc0000000>,
@@ -120,6 +132,12 @@
                >;
        };
 
+       pinctrl_gpio_led: gpioledgrp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_NAND_READY_B__GPIO3_IO16   0x19
+               >;
+       };
+
        pinctrl_reg_usdhc2_vmmc: regusdhc2vmmc {
                fsl,pins = <
                        MX8MP_IOMUXC_SD2_RESET_B__GPIO2_IO19    0x41