[PATCH] ARM: dts: sun7i: Add dts file for Wexler TAB7200

Maxime Ripard maxime.ripard at free-electrons.com
Wed Mar 4 12:18:19 PST 2015 

On Wed, Mar 04, 2015 at 11:15:47AM +0300, Aleksei Mamlin wrote:
> This patch add support for Wexler TAB7200 tablet.
> 
> The Wexler TAB7200 is a A20 based tablet with 7 inch display(800x480),
> capacitive touchscreen(5 fingers), 1G RAM, 4G NAND, micro SD card slot,
> mini HDMI port, 3.5mm audio plug, 1 USB OTG port and 1 USB 2.0 port.
> 
> Signed-off-by: Aleksei Mamlin <mamlinav at gmail.com>
> ---
>  .../devicetree/bindings/vendor-prefixes.txt        |   1 +
>  arch/arm/boot/dts/Makefile                         |   3 +-
>  arch/arm/boot/dts/sun7i-a20-wexler-tab7200.dts     | 185 +++++++++++++++++++++
>  3 files changed, 188 insertions(+), 1 deletion(-)
>  create mode 100644 arch/arm/boot/dts/sun7i-a20-wexler-tab7200.dts
> 
> diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
> index 389ca13..eb67da4 100644
> --- a/Documentation/devicetree/bindings/vendor-prefixes.txt
> +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
> @@ -189,6 +189,7 @@ variscite	Variscite Ltd.
>  via	VIA Technologies, Inc.
>  virtio	Virtual I/O Device Specification, developed by the OASIS consortium
>  voipac	Voipac Technologies s.r.o.
> +wexler	AVIRSA Electronics

Why a different name?

Also, please make that a separate patch.

>  winbond Winbond Electronics corp.
>  wlf	Wolfson Microelectronics
>  wm	Wondermedia Technologies, Inc.
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index beac15f..f6dc2ac 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -550,7 +550,8 @@ dtb-$(CONFIG_MACH_SUN7I) += \
>  	sun7i-a20-olinuxino-lime2.dtb \
>  	sun7i-a20-olinuxino-micro.dtb \
>  	sun7i-a20-pcduino3.dtb \
> -	sun7i-a20-pcduino3-nano.dtb
> +	sun7i-a20-pcduino3-nano.dtb \
> +	sun7i-a20-wexler-tab7200.dtb
>  dtb-$(CONFIG_MACH_SUN8I) += \
>  	sun8i-a23-ippo-q8h-v5.dtb \
>  	sun8i-a23-ippo-q8h-v1.2.dtb
> diff --git a/arch/arm/boot/dts/sun7i-a20-wexler-tab7200.dts b/arch/arm/boot/dts/sun7i-a20-wexler-tab7200.dts
> new file mode 100644
> index 0000000..d50f40b
> --- /dev/null
> +++ b/arch/arm/boot/dts/sun7i-a20-wexler-tab7200.dts
> @@ -0,0 +1,185 @@
> +/*
> + * Copyright 2015 Aleksei Mamlin
> + * Aleksei Mamlin <mamlinav at gmail.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.
> + *
> + *     You should have received a copy of the GNU General Public
> + *     License along with this file; if not, write to the Free
> + *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
> + *     MA 02110-1301 USA
> + *
> + * 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 "sun7i-a20.dtsi"
> +#include "sunxi-common-regulators.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/interrupt-controller/irq.h>
> +#include <dt-bindings/pinctrl/sun4i-a10.h>
> +
> +/ {
> +	model = "Wexler TAB7200";
> +	compatible = "wexler,tab7200", "allwinner,sun7i-a20";
> +};
> +
> +&cpu0 {
> +	cpu-supply = <&reg_dcdc2>;
> +};
> +
> +&ehci0 {
> +	status = "okay";
> +};
> +
> +&ehci1 {
> +	status = "okay";
> +};
> +
> +&i2c0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&i2c0_pins_a>;
> +	status = "okay";
> +
> +	axp209: pmic at 34 {
> +		compatible = "x-powers,axp209";
> +		reg = <0x34>;
> +		interrupt-parent = <&nmi_intc>;
> +		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
> +
> +		interrupt-controller;
> +		#interrupt-cells = <1>;
> +	};
> +};
> +
> +&i2c1 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&i2c1_pins_a>;
> +	status = "okay";
> +};
> +
> +&i2c2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&i2c2_pins_a>;
> +	status = "okay";
> +};
> +
> +&lradc {
> +	vref-supply = <&reg_vcc3v0>;
> +	status = "okay";
> +
> +	button at 571 {
> +		label = "Volume Up";
> +		linux,code = <KEY_VOLUMEUP>;
> +		channel = <0>;
> +		voltage = <571428>;
> +	};
> +
> +	button at 761 {
> +		label = "Volume Down";
> +		linux,code = <KEY_VOLUMEDOWN>;
> +		channel = <0>;
> +		voltage = <761904>;
> +	};
> +};
> +
> +&mmc0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
> +	vmmc-supply = <&reg_vcc3v3>;
> +	bus-width = <4>;
> +	cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
> +	cd-inverted;
> +	status = "okay";
> +};
> +
> +&ohci0 {
> +	status = "okay";
> +};
> +
> +&ohci1 {
> +	status = "okay";
> +};
> +
> +#include "axp209.dtsi"
> +
> +&reg_dcdc2 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1000000>;
> +	regulator-max-microvolt = <1450000>;
> +	regulator-name = "vdd-cpu";
> +};
> +
> +&reg_dcdc3 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <1000000>;
> +	regulator-max-microvolt = <1400000>;
> +	regulator-name = "vdd-int-dll";
> +};
> +
> +&reg_ldo1 {
> +	regulator-name = "vdd-rtc";
> +};
> +
> +&reg_ldo2 {
> +	regulator-always-on;
> +	regulator-min-microvolt = <3000000>;
> +	regulator-max-microvolt = <3000000>;
> +	regulator-name = "avcc";
> +};
> +
> +&reg_usb1_vbus {
> +	status = "okay";
> +};
> +
> +&reg_usb2_vbus {
> +	status = "okay";
> +};
> +
> +&uart0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart0_pins_a>;
> +	status = "okay";
> +};
> +
> +&usbphy {
> +	usb1_vbus-supply = <&reg_usb1_vbus>;
> +	usb2_vbus-supply = <&reg_usb2_vbus>;
> +	status = "okay";
> +};
> -- 
> 2.0.5
> 

It looks fine otherwise. Thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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