linux/arch/arm/boot/dts/sun4i-a10-cubieboard.dts
Emilio López 23b5cf31fe ARM: sunxi: cubieboard: Add UART muxing
We previously relied on the bootloader to do the muxing of the UART for
the Cubieboard. Don't rely on it anymore and use pinctrl.

Also remove uart1, as it is not enabled by default and it's not exposed
on the board headers.

Signed-off-by: Emilio López <emilio@elopez.com.ar>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
2013-03-29 09:27:01 +01:00

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/*
* Copyright 2012 Stefan Roese
* Stefan Roese <sr@denx.de>
*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
* Version 2 or later at the following locations:
*
* http://www.opensource.org/licenses/gpl-license.html
* http://www.gnu.org/copyleft/gpl.html
*/
/dts-v1/;
/include/ "sun4i-a10.dtsi"
/ {
model = "Cubietech Cubieboard";
compatible = "cubietech,a10-cubieboard", "allwinner,sun4i-a10";
aliases {
serial0 = &uart0;
serial1 = &uart1;
};
chosen {
bootargs = "earlyprintk console=ttyS0,115200";
};
soc {
pinctrl@01c20800 {
led_pins_cubieboard: led_pins@0 {
allwinner,pins = "PH20", "PH21";
allwinner,function = "gpio_out";
allwinner,drive = <1>;
allwinner,pull = <0>;
};
};
uart0: serial@01c28000 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins_a>;
status = "okay";
};
};
leds {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&led_pins_cubieboard>;
blue {
label = "cubieboard::blue";
gpios = <&pio 7 21 0>; /* LED1 */
};
green {
label = "cubieboard::green";
gpios = <&pio 7 20 0>; /* LED2 */
linux,default-trigger = "heartbeat";
};
};
};