sun5i: Add defconfig and dts file for the Empire Electronix D709 tablet

The Empire Electronix D709 tablet is a fairly standard 7" A13 tablet,
featuring usb-wifi, a micro-sd slot, micro-usb otg and headphone jack.

Empire Electronix is written on the back of the tablet, the D709 model
info can be found in the about tablet menu in android.

The PCB has no markings to speak of.

This dts file is identical to the one submitted to the upstream kernel.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
diff --git a/configs/Empire_electronix_d709_defconfig b/configs/Empire_electronix_d709_defconfig
new file mode 100644
index 0000000..5973fbf
--- /dev/null
+++ b/configs/Empire_electronix_d709_defconfig
@@ -0,0 +1,24 @@
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_MACH_SUN5I=y
+CONFIG_DRAM_CLK=432
+CONFIG_DRAM_EMR1=0
+CONFIG_MMC0_CD_PIN="PG0"
+CONFIG_USB0_VBUS_PIN="PG12"
+CONFIG_USB0_VBUS_DET="PG1"
+CONFIG_USB0_ID_DET="PG2"
+CONFIG_AXP_GPIO=y
+# CONFIG_VIDEO_HDMI is not set
+CONFIG_VIDEO_LCD_MODE="x:800,y:480,depth:18,pclk_khz:33000,le:45,ri:210,up:22,lo:22,hs:1,vs:1,sync:3,vmode:0"
+CONFIG_VIDEO_LCD_POWER="AXP0-0"
+CONFIG_VIDEO_LCD_BL_EN="AXP0-1"
+CONFIG_VIDEO_LCD_BL_PWM="PB2"
+CONFIG_DEFAULT_DEVICE_TREE="sun5i-a13-empire-electronix-d709"
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_SPL=y
+CONFIG_SYS_EXTRA_OPTIONS="CONS_INDEX=2"
+# CONFIG_CMD_IMLS is not set
+# CONFIG_CMD_FLASH is not set
+# CONFIG_CMD_FPGA is not set
+CONFIG_CMD_GPIO=y
+CONFIG_USB_MUSB_HOST=y