LCD_WINCTRL2_RAM
val = lcd->window[plane].winctrl2 & ~(LCD_WINCTRL2_RAM);
val |= ((pdata->ram_array_mode << 21) & LCD_WINCTRL2_RAM);
pdata->ram_array_mode = (lcd->window[plane].winctrl2 & LCD_WINCTRL2_RAM) >> 21;