ARM: dts: sun4i: Add initial dts for Gemei G9 tablet

Gemei G9 is an A10 based tablet, with 1G RAM, 16G NAND, 1024x768
IPS LCD display, stereo speakers, 1.3MP front camera and 5 MP
rear camera, 8000mAh battery, GT901 2+1 touchscreen, Bosch BMA250
accelerometer and RTL8188CUS USB wifi. It also has MicroSD slot,
miniHDMI, 1 x MicroUSB OTG port and 1 x MicroUSB host port and
3.5mm headphone jack.

Changes since v2:
 * Fix syntax error (brown paper bag release)

Changes since v1:
 * Added sun4i-lradc keymap
 * Added TODO note about missing IRQ pins for bma250
 * Fixed formatting issues and removed external URLs

Signed-off-by: Priit Laes <plaes@plaes.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 86217db..b3b2910 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -525,13 +525,14 @@ dtb-$(CONFIG_MACH_SUN4I) += \
        sun4i-a10-ba10-tvbox.dtb \
        sun4i-a10-chuwi-v7-cw0825.dtb \
        sun4i-a10-cubieboard.dtb \
+       sun4i-a10-gemei-g9.dtb \
+       sun4i-a10-hackberry.dtb \
+       sun4i-a10-hyundai-a7hd.dtb \
+       sun4i-a10-inet97fv2.dtb \
        sun4i-a10-marsboard.dtb \
        sun4i-a10-mini-xplus.dtb \
        sun4i-a10-mk802.dtb \
        sun4i-a10-mk802ii.dtb \
-       sun4i-a10-hackberry.dtb \
-       sun4i-a10-hyundai-a7hd.dtb \
-       sun4i-a10-inet97fv2.dtb \
        sun4i-a10-olinuxino-lime.dtb \
        sun4i-a10-pcduino.dtb
 dtb-$(CONFIG_MACH_SUN5I) += \

diff --git a/arch/arm/boot/dts/sun4i-a10-gemei-g9.dts b/arch/arm/boot/dts/sun4i-a10-gemei-g9.dts
new file mode 100644 (file)
index 0000000..0c73453
--- /dev/null
+++ b/arch/arm/boot/dts/sun4i-a10-gemei-g9.dts
@@ -0,0 +1,168 @@
+/*
+ * Copyright 2015 Priit Laes
+ *
+ * Priit Laes <plaes@plaes.org>
+ *
+ * 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 "sun4i-a10.dtsi"
+#include "sunxi-common-regulators.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+       model = "Gemei G9 Tablet";
+       compatible = "gemei,g9", "allwinner,sun4i-a10";
+};
+
+/*
+ * TODO:
+ *   2x cameras via CSI
+ *   bma250 IRQs
+ *   AXP battery management
+ *   NAND
+ *   OTG
+ *   Touchscreen - gt801_2plus1 @ i2c adapter 2 @ 0x48
+ */
+
+&ehci0 {
+       status = "okay";
+};
+
+&ehci1 {
+       status = "okay";
+};
+
+&i2c0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c0_pins_a>;
+       status = "okay";
+
+       axp209: pmic@34 {
+               compatible = "x-powers,axp209";
+               reg = <0x34>;
+               interrupts = <0>;
+
+               interrupt-controller;
+               #interrupt-cells = <1>;
+       };
+};
+
+&i2c1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&i2c1_pins_a>;
+       status = "okay";
+
+       /* Accelerometer */
+       bma250@18 {
+               compatible = "bosch,bma250";
+               reg = <0x18>;
+
+               /*
+                * TODO: interrupt pins:
+                * int1 - PH00
+                * int2 - PI10
+                */
+       };
+};
+
+&lradc {
+       vref-supply = <&reg_vcc3v0>;
+
+       status = "okay";
+
+       button@158 {
+               label = "Volume Down";
+               linux,code = <KEY_VOLUMEDOWN>;
+               channel = <0>;
+               voltage = <158730>;
+       };
+
+       button@349 {
+               label = "Volume Up";
+               linux,code = <KEY_VOLUMEUP>;
+               channel = <0>;
+               voltage = <349206>;
+       };
+
+       button@1142 {
+               label = "Esc";
+               linux,code = <KEY_ESC>;
+               channel = <0>;
+               voltage = <1142856>;
+       };
+};
+
+&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>; /* PH01 */
+       cd-inverted;
+       status = "okay";
+};
+
+&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";
+};