1# The MSI Primo81 is an A31s based tablet, with 1G RAM, 16G NAND, 2# 1024x768 IPS LCD display, mono speaker, 0.3 MP front camera, 2.0 MP 3# rear camera, 3500 mAh battery, gt911 touchscreen, mma8452 accelerometer 4# and rtl8188etv usb wifi. Has "power", "volume+" and "volume-" buttons 5# (both volume buttons are also connected to the UBOOT_SEL pin). The 6# external connectors are represented by MicroSD slot, MiniHDMI, MicroUSB 7# OTG and 3.5mm headphone jack. More details are available at 8# http://linux-sunxi.org/MSI_Primo81 9 10CONFIG_SPL=y 11CONFIG_SYS_EXTRA_OPTIONS="" 12CONFIG_DEFAULT_DEVICE_TREE="sun6i-a31s-primo81" 13CONFIG_VIDEO_LCD_MODE="x:768,y:1024,depth:18,pclk_khz:66000,le:56,ri:60,up:30,lo:36,hs:64,vs:50,sync:3,vmode:0" 14CONFIG_VIDEO_LCD_PANEL_MIPI_4_LANE_513_MBPS_VIA_SSD2828=y 15CONFIG_VIDEO_LCD_SSD2828_TX_CLK=27 16CONFIG_VIDEO_LCD_SSD2828_RESET="PA26" 17CONFIG_VIDEO_LCD_SPI_CS="PH9" 18CONFIG_VIDEO_LCD_SPI_SCLK="PH10" 19CONFIG_VIDEO_LCD_SPI_MOSI="PH11" 20CONFIG_VIDEO_LCD_SPI_MISO="PH12" 21CONFIG_VIDEO_LCD_BL_EN="PA25" 22CONFIG_VIDEO_LCD_BL_PWM="PH13" 23CONFIG_USB_KEYBOARD=n 24CONFIG_ARM=y 25CONFIG_ARCH_SUNXI=y 26CONFIG_MACH_SUN6I=y 27CONFIG_DRAM_CLK=360 28CONFIG_DRAM_ZQ=122 29# Wifi power 30CONFIG_AXP221_DLDO1_VOLT=3300 31