Add a proper device tree file for Orange Pi Zero boards from Xunlong, which come with a Allwinner H2+ SoC (similar to H3).
Signed-off-by: Icenowy Zheng icenowy@aosc.xyz --- arch/arm/dts/Makefile | 1 + arch/arm/dts/sun8i-h2-plus-orangepi-zero.dts | 143 +++++++++++++++++++++++++++ 2 files changed, 144 insertions(+) create mode 100644 arch/arm/dts/sun8i-h2-plus-orangepi-zero.dts
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index f43746966c..5553351f7d 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -271,6 +271,7 @@ dtb-$(CONFIG_MACH_SUN8I_A83T) += \ sun8i-a83t-cubietruck-plus.dtb \ sun8i-a83t-sinovoip-bpi-m3.dtb dtb-$(CONFIG_MACH_SUN8I_H3) += \ + sun8i-h2-plus-orangepi-zero.dtb \ sun8i-h3-bananapi-m2-plus.dtb \ sun8i-h3-orangepi-2.dtb \ sun8i-h3-orangepi-lite.dtb \ diff --git a/arch/arm/dts/sun8i-h2-plus-orangepi-zero.dts b/arch/arm/dts/sun8i-h2-plus-orangepi-zero.dts new file mode 100644 index 0000000000..0989434074 --- /dev/null +++ b/arch/arm/dts/sun8i-h2-plus-orangepi-zero.dts @@ -0,0 +1,143 @@ +/* + * Copyright (C) 2016 Icenowy Zheng icenowy@aosc.xyz + * + * Based on sun8i-h3-orangepi-one.dts, which is: + * Copyright (C) 2016 Hans de Goede hdegoede@redhat.com + * + * 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 */ + 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>; + }; +}; + +&ohci1 { + status = "okay"; +}; + +&uart0 { + pinctrl-names = "default"; + pinctrl-0 = <&uart0_pins_a>; + status = "okay"; +}; + +&usbphy { + /* USB VBUS is always on */ + status = "okay"; +};