On Sun, Oct 16, 2016 at 04:44:23PM +0200, Andreas Färber wrote:
> Add initial device trees for UDOO Neo Basic, Extended and Full boards:
> * Serial console is enabled, other serial ports are prepared.
> * I2C based PMIC is enabled.
> * Ethernet is enabled for Basic and Full.
> * SDHC is enabled, with the SDIO_PWR GPIO modeled as a regulator.
> * Both user LEDs are enabled, with the orange one reserved for the M4
> and with the SD card as default trigger for the red LED.
>
> The decision on a board compatible string is deferred to later.
>
> Cc: Ettore Chimenti <ettore.chimenti@xxxxxxxx>
> Signed-off-by: Andreas Färber <afaerber@xxxxxxx>
<snip>
> +/ {
> + compatible = "fsl,imx6sx";
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> +
> + red {
> + label = "udoo-neo:red:mmc";
> + gpios = <&gpio6 0 GPIO_ACTIVE_HIGH>;
> + default-state = "off";
> + linux,default-trigger = "mmc0";
> + };
> +
> + orange {
> + label = "udoo-neo:orange:user";
> + gpios = <&gpio4 6 GPIO_ACTIVE_HIGH>;
> + default-state = "keep";
> + };
> + };
> +
> + sdio_pwr_reg: sd-gpio-regulator {
We do have a recommended naming schema for fixed regulator. I updated
it a bit as below, and applied the patch.
Shawn
> + compatible = "regulator-fixed";
> + gpio = <&gpio6 1 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + regulator-name = "SDIO_PWR";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-boot-on;
> + };
> +};
diff --git a/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi b/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi
index 314d25b15641..2b65d26f4396 100644
--- a/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi
+++ b/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi
@@ -66,7 +66,7 @@
};
};
- sdio_pwr_reg: sd-gpio-regulator {
+ reg_sdio_pwr: regulator-sdio-pwr {
compatible = "regulator-fixed";
gpio = <&gpio6 1 GPIO_ACTIVE_HIGH>;
enable-active-high;
@@ -283,7 +283,7 @@
&usdhc2 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usdhc2>;
- vmmc-supply = <&sdio_pwr_reg>;
+ vmmc-supply = <®_sdio_pwr>;
bus-width = <4>;
cd-gpios = <&gpio6 2 GPIO_ACTIVE_LOW>;
no-1-8-v;
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