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SubjectRe: [PATCH v3 -next 2/2] ARM: dts: sunxi: add support for Orange Pi Zero board
From
Date
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@aosc.xyz>
> ---
> 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@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 */


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 = <&reg_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 = <&reg_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

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