ATMEL_LCDC_HFP_OFFSET
(ATMEL_LCDC_HFP >> ATMEL_LCDC_HFP_OFFSET) + 1);
value = (info->var.right_margin - 1) << ATMEL_LCDC_HFP_OFFSET;
#define ATMEL_LCDC_HFP (0x7ffU << ATMEL_LCDC_HFP_OFFSET)