sh7760fb_get_color_info
ret = sh7760fb_get_color_info(info, par->pd->lddfr, &bpp, NULL);
ret = sh7760fb_get_color_info(info, par->pd->lddfr, &bpp, &gray);
ret = sh7760fb_get_color_info(info, par->pd->lddfr, &bpp, NULL);