[PATCH] ARM: dts: sun5i: Utoo P66 add uart node and aliases

Hans de Goede hdegoede at redhat.com
Thu Apr 23 10:11:33 PDT 2015


Hi,

On 23-04-15 18:36, Hans de Goede wrote:
> Like on most non devel-boards it is still possible to get an uart on
> the Utoo P66 tablet by soldering some wires to the right pads on the PCB,
> add support for this to the dts, like we do with all sunxi boards.
>
> Signed-off-by: Hans de Goede <hdegoede at redhat.com>

This one is no good, the uart cannot be used as it shares a pin with the
lcd-panel, self-NACK.

Regards,

Hans

> ---
>   arch/arm/boot/dts/sun5i-a13-utoo-p66.dts | 14 ++++++++++++++
>   1 file changed, 14 insertions(+)
>
> diff --git a/arch/arm/boot/dts/sun5i-a13-utoo-p66.dts b/arch/arm/boot/dts/sun5i-a13-utoo-p66.dts
> index 00bdf28..bb8d61a 100644
> --- a/arch/arm/boot/dts/sun5i-a13-utoo-p66.dts
> +++ b/arch/arm/boot/dts/sun5i-a13-utoo-p66.dts
> @@ -57,6 +57,14 @@
>   	model = "Utoo P66";
>   	compatible = "utoo,p66", "allwinner,sun5i-a13";
>
> +	aliases {
> +		serial0 = &uart1;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +	};
> +
>   	i2c_lcd: i2c at 0 {
>   		/* The lcd panel i2c interface is hooked up via gpios */
>   		compatible = "i2c-gpio";
> @@ -238,6 +246,12 @@
>   	status = "okay";
>   };
>
> +&uart1 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart1_pins_b>;
> +	status = "okay";
> +};
> +
>   &usb_otg {
>   	dr_mode = "otg";
>   	status = "okay";
>



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