sunxi: Add defconfig for yones toptech bs1078-v2 tablet

The yones toptech bs1078-v2 is a 10.1" tablet without any clear markings on
the outside, but 'YONESTOPTECH-BS1078' written on the PCB silkscreen.

It features a 16:9 1024:600 LCD, A31s SoC, 1GB RAM, 8G NAND, silead gsl3675
touchscreen and a RTL8723AS wifi chip:

https://linux-sunxi.org/Yones_Toptech_BS1078_V2

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

board/sunxi/MAINTAINERS

@@ -221,3 +221,8 @@ YONES TOPTECH BD1078 BOARD
 M:	Paul Kocialkowski <contact@paulk.fr>
 S:	Maintained
 F:	configs/Yones_Toptech_BD1078_defconfig
+
+YONES TOPTECH BS1078 V2 BOARD
+M:	Peter Korsgaard <peter@korsgaard.com>
+S:	Maintained
+F:	configs/Yones_Toptech_BS1078_V2_defconfig

configs/Yones_Toptech_BS1078_V2_defconfig

@@ -0,0 +1,24 @@
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_MACH_SUN6I=y
+CONFIG_DRAM_CLK=420
+CONFIG_DRAM_ZQ=251
+CONFIG_MMC0_CD_PIN="PA8"
+CONFIG_USB0_VBUS_PIN="AXP0-VBUS-ENABLE"
+CONFIG_USB0_VBUS_DET="AXP0-VBUS-DETECT"
+CONFIG_USB0_ID_DET="PA15"
+CONFIG_AXP_GPIO=y
+CONFIG_VIDEO_LCD_MODE="x:1024,y:600,depth:24,pclk_khz:70000,le:120,ri:180,up:17,lo:15,hs:20,vs:3,sync:3,vmode:0"
+CONFIG_VIDEO_LCD_DCLK_PHASE=0
+CONFIG_VIDEO_LCD_BL_EN="PA25"
+CONFIG_VIDEO_LCD_BL_PWM="PH13"
+CONFIG_VIDEO_LCD_PANEL_LVDS=y
+CONFIG_DEFAULT_DEVICE_TREE="sun6i-a31s-yones-toptech-bs1078-v2"
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_SPL=y
+# CONFIG_CMD_IMLS is not set
+# CONFIG_CMD_FLASH is not set
+# CONFIG_CMD_FPGA is not set
+CONFIG_CMD_GPIO=y
+CONFIG_AXP_DLDO1_VOLT=3300
+CONFIG_USB_MUSB_HOST=y