2019-09-03 01:30:09

by Anson Huang

Subject: [PATCH V2] arm64: dts: imx8mn-ddr4-evk: Enable GPIO LED

i.MX8MN DDR4 EVK board has a GPIO LED to indicate status,
add support for it.

Signed-off-by: Anson Huang <[email protected]>
---
Changes since V1:
- Mention color in the label.
---
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..bf1c097 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;
};

+ 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";
+ };
+ };
+
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

2019-10-06 00:20:53

by Shawn Guo

Subject: Re: [PATCH V2] arm64: dts: imx8mn-ddr4-evk: Enable GPIO LED

On Tue, Sep 03, 2019 at 09:27:57AM -0400, Anson Huang wrote:
> i.MX8MN DDR4 EVK board has a GPIO LED to indicate status,
> add support for it.
>
> Signed-off-by: Anson Huang <[email protected]>

Applied, thanks.