i.MX8MN DDR4 EVK board has a GPIO LED to indicate status,
add support for it.
Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
---
arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts b/arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts
index b698061..9349bad 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts
@@ -15,6 +15,18 @@
stdout-path = &uart2;
};
+ leds {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_gpio_led>;
+
+ status {
+ label = "status";
+ gpios = <&gpio3 16 GPIO_ACTIVE_HIGH>;
+ default-state = "on";
+ };
+ };
+
reg_usdhc2_vmmc: regulator-usdhc2 {
compatible = "regulator-fixed";
pinctrl-names = "default";
@@ -54,6 +66,12 @@
>;
};
+ pinctrl_gpio_led: gpioledgrp {
+ fsl,pins = <
+ MX8MN_IOMUXC_NAND_READY_B_GPIO3_IO16 0x19
+ >;
+ };
+
pinctrl_i2c1: i2c1grp {
fsl,pins = <
MX8MN_IOMUXC_I2C1_SCL_I2C1_SCL 0x400001c3
--
2.7.4
