LDCNT2R
value = lcdc_read(sdev, LDCNT2R);
lcdc_write(sdev, LDCNT2R, value | LDCNT2R_DO);
lcdc_write(sdev, LDCNT2R, value & ~LDCNT2R_DO);
lcdc_write(sdev, LDCNT2R, lcdc_read(sdev, LDCNT2R) | LDCNT2R_BR);
lcdc_wait_bit(sdev, LDCNT2R, LDCNT2R_BR, 0);
lcdc_write(sdev, LDCNT2R, LDCNT2R_ME);