Hi, On Sat, Nov 12, 2016 at 12:46:54AM +0800, Icenowy Zheng wrote: > Orange Pi Zero is a board that came with the new Allwinner H2+ SoC. > > Add a device tree file for it. > > As there's still no mainline-compatible driver for the SDIO WLAN card on > board (a new card by Allwinner), the mmc1 controller is not enabled yet. > > Signed-off-by: Icenowy Zheng <[email protected]> > --- > arch/arm/boot/dts/Makefile | 1 + > arch/arm/boot/dts/sun8i-h2plus-orangepi-zero.dts | 148 > +++++++++++++++++++++++ > 2 files changed, 149 insertions(+) > create mode 100644 arch/arm/boot/dts/sun8i-h2plus-orangepi-zero.dts > > diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile > index befcd26..9843fb0 100644 > --- a/arch/arm/boot/dts/Makefile > +++ b/arch/arm/boot/dts/Makefile > @@ -818,6 +818,7 @@ dtb-$(CONFIG_MACH_SUN8I) += \ > sun8i-a33-sinlinx-sina33.dtb \ > sun8i-a83t-allwinner-h8homlet-v2.dtb \ > sun8i-a83t-cubietruck-plus.dtb \ > + sun8i-h2plus-orangepi-zero.dtb \ > sun8i-h3-bananapi-m2-plus.dtb \ > sun8i-h3-nanopi-neo.dtb \ > sun8i-h3-orangepi-2.dtb \ > diff --git a/arch/arm/boot/dts/sun8i-h2plus-orangepi-zero.dts > b/arch/arm/boot/dts/sun8i-h2plus-orangepi-zero.dts > new file mode 100644 > index 0000000..581f56e > --- /dev/null > +++ b/arch/arm/boot/dts/sun8i-h2plus-orangepi-zero.dts > @@ -0,0 +1,148 @@ > +/* > + * Copyright (C) 2016 Icenowy Zheng <[email protected]> > + * > + * Based on sun8i-h3-orangepi-one.dts, which is: > + * Copyright (C) 2016 Hans de Goede <[email protected]> > + * > + * This file is dual-licensed: you can use it either under the terms > + * of the GPL or the X11 license, at your option. Note that this dual > + * licensing only applies to this file, and not this project as a > + * whole. > + * > + * a) This file is free software; you can redistribute it and/or > + * modify it under the terms of the GNU General Public License as > + * published by the Free Software Foundation; either version 2 of the > + * License, or (at your option) any later version. > + * > + * This file is distributed in the hope that it will be useful, > + * but WITHOUT ANY WARRANTY; without even the implied warranty of > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > + * GNU General Public License for more details. > + * > + * Or, alternatively, > + * > + * b) Permission is hereby granted, free of charge, to any person > + * obtaining a copy of this software and associated documentation > + * files (the "Software"), to deal in the Software without > + * restriction, including without limitation the rights to use, > + * copy, modify, merge, publish, distribute, sublicense, and/or > + * sell copies of the Software, and to permit persons to whom the > + * Software is furnished to do so, subject to the following > + * conditions: > + * > + * The above copyright notice and this permission notice shall be > + * included in all copies or substantial portions of the Software. > + * > + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, > + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES > + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND > + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT > + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, > + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING > + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR > + * OTHER DEALINGS IN THE SOFTWARE. > + */ > + > +/dts-v1/; > +#include "sun8i-h2plus.dtsi" > +#include "sunxi-common-regulators.dtsi" > + > +#include <dt-bindings/gpio/gpio.h> > +#include <dt-bindings/input/input.h> > +#include <dt-bindings/pinctrl/sun4i-a10.h> > + > +/ { > + model = "Xunlong Orange Pi Zero"; > + compatible = "xunlong,orangepi-zero", "allwinner,sun8i-h2plus", > + "allwinner,sun8i-h3";
You don't need the H3 compatible here.
> +
> + aliases {
> + serial0 = &uart0;
> + };
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> + pinctrl-names = "default";
> + pinctrl-0 = <&leds_opi0>, <&leds_r_opi0>;
> +
> + pwr_led {
> + label = "orangepi:green:pwr";
> + gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>;
> + default-state = "on";
> + };
> +
> + status_led {
> + label = "orangepi:red:status";
> + gpios = <&pio 0 17 GPIO_ACTIVE_HIGH>;
> + };
> + };
> +};
> +
> +&ehci1 {
> + status = "okay";
> +};
> +
> +&mmc0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin>;
> + vmmc-supply = <®_vcc3v3>;
> + bus-width = <4>;
> + cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
> + cd-inverted;
> + status = "okay";
> +};
> +
> +&ohci1 {
> + status = "okay";
> +};
> +
> +&pio {
> + leds_opi0: led_pins@0 {
> + allwinner,pins = "PA17";
> + allwinner,function = "gpio_out";
> + allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> + };
> +};
> +
> +&r_pio {
> + leds_r_opi0: led_pins@0 {
> + allwinner,pins = "PL10";
> + allwinner,function = "gpio_out";
> + allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
You can drop the drive and pull properties, and could you use the
generic pins and function properties for those nodes?
> + };
> +};
> +
> +&uart0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&uart0_pins_a>;
> + status = "okay";
> +};
> +
> +&uart1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&uart1_pins>;
> + status = "disabled";
> +};
> +
> +&uart2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&uart2_pins>;
> + status = "disabled";
> +};
> +
> +&uart3 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&uart3_pins>;
> + status = "disabled";
> +};
I'm guessing that those UART are exposed on headers?
> +
> +&usbphy {
> + /* USB VBUS is always on */
You can put the always on regulators (I'm guessing reg_vcc5v0 ?) here.
> + status = "okay";
> +};
Thanks,
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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