Re: [PATCH v3 -next 2/2] ARM: dts: sunxi: add support for Orange Pi Zero board

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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 = <&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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