On 03/12/16 02:05, Icenowy Zheng wrote: > Orange Pi Zero is a board that came with the new Allwinner H2+ SoC and a > SDIO Wi-Fi chip by Allwinner (XR819). > > Add a device tree file for it. > > Signed-off-by: Icenowy Zheng <icenowy@xxxxxxxx> > --- > Changes since v2: > - Merged SDIO Wi-Fi patch into it. > - SDIO Wi-Fi: add a ethernet1 alias to it, as it has no internal NVRAM. > - SDIO Wi-Fi: changed pinctrl binding to generic pinconf > - removed all gpio pinctrl nodes > - changed h2plus to h2-plus > Changes since v1: > - Convert to generic pinconf bindings. > - SDIO Wi-Fi: add patch. > > Some notes: > - The uart1 and uart2 is available on the unsoldered gpio header. > - The onboard USB connector has its Vbus directly connected to DCIN-5V (the > power jack) > > arch/arm/boot/dts/Makefile | 1 + > arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts | 159 ++++++++++++++++++++++ > 2 files changed, 160 insertions(+) > create mode 100644 arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts > > diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile > index 6447abc..59f6e86 100644 > --- a/arch/arm/boot/dts/Makefile > +++ b/arch/arm/boot/dts/Makefile > @@ -844,6 +844,7 @@ dtb-$(CONFIG_MACH_SUN8I) += \ > sun8i-a33-sinlinx-sina33.dtb \ > sun8i-a83t-allwinner-h8homlet-v2.dtb \ > sun8i-a83t-cubietruck-plus.dtb \ > + sun8i-h2-plus-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-h2-plus-orangepi-zero.dts b/arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts > new file mode 100644 > index 0000000..d18807f > --- /dev/null > +++ b/arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts > @@ -0,0 +1,159 @@ > +/* > + * Copyright (C) 2016 Icenowy Zheng <icenowy@xxxxxxxx> > + * > + * Based on sun8i-h3-orangepi-one.dts, which is: > + * Copyright (C) 2016 Hans de Goede <hdegoede@xxxxxxxxxx> > + * > + * 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-h3.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-h2-plus"; > + > + aliases { > + serial0 = &uart0; > + /* ethernet0 is the H3 emac, defined in sun8i-h3.dtsi */ It is not defined there as for: cef87e9 (tag: next-20161205) 20 hours ago Stephen Rothwell Add linux-next specific files for 20161205 > + ethernet1 = &xr819; > + }; > + > + chosen { > + stdout-path = "serial0:115200n8"; > + }; > + > + leds { > + compatible = "gpio-leds"; > + > + 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>; > + }; > + }; > + > + reg_vcc_wifi: reg_vcc_wifi { > + compatible = "regulator-fixed"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + regulator-name = "vcc-wifi"; > + enable-active-high; > + gpio = <&pio 0 20 GPIO_ACTIVE_HIGH>; > + }; > + > + wifi_pwrseq: wifi_pwrseq { > + compatible = "mmc-pwrseq-simple"; > + reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; > + }; > +}; > + > +&ehci1 { > + status = "okay"; > +}; > + > +&mmc0 { > + pinctrl-names = "default"; > + pinctrl-0 = <&mmc0_pins_a>; > + vmmc-supply = <®_vcc3v3>; > + bus-width = <4>; > + cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */ > + cd-inverted; > + status = "okay"; > +}; > + > +&mmc1 { > + pinctrl-names = "default"; > + pinctrl-0 = <&mmc1_pins_a>; > + vmmc-supply = <®_vcc_wifi>; > + mmc-pwrseq = <&wifi_pwrseq>; > + bus-width = <4>; > + non-removable; > + status = "okay"; > + > + /* > + * Explicitly define the sdio device, so that we can add an ethernet > + * alias for it (which e.g. makes u-boot set a mac-address). > + */ > + xr819: sdio_wifi@1 { > + reg = <1>; > + }; > +}; > + > +&mmc1_pins_a { > + bias-pull-up; > +}; > + > +&ohci1 { > + status = "okay"; > +}; > + > +&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"; > +}; > + > +&usbphy { > + /* USB VBUS is always on */ > + status = "okay"; > +}; > -- Alexey -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html