LCD_WINCTRL0_OX
val = lcd->window[plane].winctrl0 & ~(LCD_WINCTRL0_OX |
val |= ((pdata->xpos << 21) & LCD_WINCTRL0_OX);
pdata->xpos = (lcd->window[plane].winctrl0 & LCD_WINCTRL0_OX) >> 21;