[PATCH v2] ARM: sun5i: Add DT for HSG H702 tablet board

Maxime Ripard maxime.ripard at free-electrons.com
Mon Sep 8 02:37:13 PDT 2014


Hi,

On Mon, Sep 01, 2014 at 10:14:39PM +0800, Chen-Yu Tsai wrote:
> This is a Q8 format 7 inch tablet with an Allwinner A13 SoC.
> It has 512MB DRAM, 4GB NAND flash, an accelerometer, camera,
> RTL8188-based WiFi, and micro SD slot for external storage.
> 
> It is likely made by a subsidiary of Hanns.G (Hannstar).
> 
> Signed-off-by: Chen-Yu Tsai <wens at csie.org>
> ---
> 
> Added missing '>' to the email address in the header.
> 
> Sorry for the noise.
> 
> ---
>  arch/arm/boot/dts/Makefile               |   1 +
>  arch/arm/boot/dts/sun5i-a13-hsg-h702.dts | 101 +++++++++++++++++++++++++++++++
>  2 files changed, 102 insertions(+)
>  create mode 100644 arch/arm/boot/dts/sun5i-a13-hsg-h702.dts
> 
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index b8c5cd3..94e61a6 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -406,6 +406,7 @@ dtb-$(CONFIG_MACH_SUN4I) += \
>  dtb-$(CONFIG_MACH_SUN5I) += \
>  	sun5i-a10s-olinuxino-micro.dtb \
>  	sun5i-a10s-r7-tv-dongle.dtb \
> +	sun5i-a13-hsg-h702.dtb \
>  	sun5i-a13-olinuxino.dtb \
>  	sun5i-a13-olinuxino-micro.dtb
>  dtb-$(CONFIG_MACH_SUN6I) += \
> diff --git a/arch/arm/boot/dts/sun5i-a13-hsg-h702.dts b/arch/arm/boot/dts/sun5i-a13-hsg-h702.dts
> new file mode 100644
> index 0000000..6335c1e
> --- /dev/null
> +++ b/arch/arm/boot/dts/sun5i-a13-hsg-h702.dts
> @@ -0,0 +1,101 @@
> +/*
> + * Copyright 2014 Chen-Yu Tsai <wens at csie.org>
> + *
> + * The code contained herein is licensed under the GNU General Public
> + * License. You may obtain a copy of the GNU General Public License
> + * Version 2 or later at the following locations:

Could you relicense the file to match the GPL/X11 dual license we've
been working on?

> + *
> + * http://www.opensource.org/licenses/gpl-license.html
> + * http://www.gnu.org/copyleft/gpl.html
> + */
> +
> +/dts-v1/;
> +/include/ "sun5i-a13.dtsi"
> +/include/ "sunxi-common-regulators.dtsi"
> +
> +/ {
> +	model = "HSG H702";
> +	compatible = "hsg,h702", "allwinner,sun5i-a13";
> +
> +	soc at 01c00000 {
> +		mmc0: mmc at 01c0f000 {
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_h702>;
> +			vmmc-supply = <&reg_vcc3v3>;
> +			bus-width = <4>;
> +			cd-gpios = <&pio 6 0 0>; /* PG0 */
> +			cd-inverted;
> +			status = "okay";
> +		};
> +
> +		usbphy: phy at 01c13400 {
> +			usb1_vbus-supply = <&reg_usb1_vbus>;
> +			status = "okay";
> +		};
> +
> +		ehci0: usb at 01c14000 {
> +			status = "okay";
> +		};
> +
> +		ohci0: usb at 01c14400 {
> +			status = "okay";
> +		};
> +
> +		pinctrl at 01c20800 {
> +			mmc0_cd_pin_h702: mmc0_cd_pin at 0 {
> +				allwinner,pins = "PG0";
> +				allwinner,function = "gpio_in";
> +				allwinner,drive = <0>;
> +				allwinner,pull = <1>;
> +			};
> +		};
> +
> +		uart1: serial at 01c28400 {
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&uart1_pins_b>;
> +			status = "okay";
> +		};
> +
> +		i2c0: i2c at 01c2ac00 {
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&i2c0_pins_a>;
> +			status = "okay";
> +
> +			axp209: pmic at 34 {
> +				compatible = "x-powers,axp209";
> +				reg = <0x34>;
> +				interrupts = <0>;
> +				interrupt-controller;
> +				#interrupt-cells = <1>;
> +			};
> +		};
> +
> +		i2c1: i2c at 01c2b000 {
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&i2c1_pins_a>;
> +			status = "okay";
> +
> +			pcf8563: rtc at 51 {
> +				compatible = "nxp,pcf8563";
> +				reg = <0x51>;
> +			};
> +		};
> +
> +		i2c2: i2c at 01c2b400 {
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&i2c2_pins_a>;
> +			status = "okay";
> +		};
> +	};
> +
> +	reg_usb1_vbus: usb1-vbus {
> +		/*
> +		 * There doesn't seem to be a GPIO for controlling
> +		 * vbus, despite the fex file saying otherwise.
> +		 * Override the original settings with empty ones.
> +		 */
> +		pinctrl-0 = <>;
> +		gpio = <>;
> +		status = "okay";

Hmmmm, no. Just use a regular fixed regulator here, like reg_vcc3v3.

Thanks!
Maxime

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