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Date: Tue, 3 Sep 2019 09:27:57 -0400 From: Anson Huang <Anson.Huang@....com> To: robh+dt@...nel.org, mark.rutland@....com, shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com, linux-leds@...r.kernel.org, devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org Cc: Linux-imx@....com, jacek.anaszewski@...il.com, pavel@....cz, dmurphy@...com 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 <Anson.Huang@....com> --- 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
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