1395 	u32 min_clk_period = 0;  in sunxi_nfc_setup_interface()  local
1404 	if (timings->tCLS_min > min_clk_period)  in sunxi_nfc_setup_interface()
1405 		min_clk_period = timings->tCLS_min;  in sunxi_nfc_setup_interface()
1408 	if (timings->tCLH_min > min_clk_period)  in sunxi_nfc_setup_interface()
1409 		min_clk_period = timings->tCLH_min;  in sunxi_nfc_setup_interface()
1412 	if (timings->tCS_min > min_clk_period)  in sunxi_nfc_setup_interface()
1413 		min_clk_period = timings->tCS_min;  in sunxi_nfc_setup_interface()
1416 	if (timings->tCH_min > min_clk_period)  in sunxi_nfc_setup_interface()
1417 		min_clk_period = timings->tCH_min;  in sunxi_nfc_setup_interface()
1420 	if (timings->tWP_min > min_clk_period)  in sunxi_nfc_setup_interface()
1421 		min_clk_period = timings->tWP_min;  in sunxi_nfc_setup_interface()
1424 	if (timings->tWH_min > min_clk_period)  in sunxi_nfc_setup_interface()
1425 		min_clk_period = timings->tWH_min;  in sunxi_nfc_setup_interface()
1428 	if (timings->tALS_min > min_clk_period)  in sunxi_nfc_setup_interface()
1429 		min_clk_period = timings->tALS_min;  in sunxi_nfc_setup_interface()
1432 	if (timings->tDS_min > min_clk_period)  in sunxi_nfc_setup_interface()
1433 		min_clk_period = timings->tDS_min;  in sunxi_nfc_setup_interface()
1436 	if (timings->tDH_min > min_clk_period)  in sunxi_nfc_setup_interface()
1437 		min_clk_period = timings->tDH_min;  in sunxi_nfc_setup_interface()
1440 	if (timings->tRR_min > (min_clk_period * 3))  in sunxi_nfc_setup_interface()
1441 		min_clk_period = DIV_ROUND_UP(timings->tRR_min, 3);  in sunxi_nfc_setup_interface()
1444 	if (timings->tALH_min > min_clk_period)  in sunxi_nfc_setup_interface()
1445 		min_clk_period = timings->tALH_min;  in sunxi_nfc_setup_interface()
1448 	if (timings->tRP_min > min_clk_period)  in sunxi_nfc_setup_interface()
1449 		min_clk_period = timings->tRP_min;  in sunxi_nfc_setup_interface()
1452 	if (timings->tREH_min > min_clk_period)  in sunxi_nfc_setup_interface()
1453 		min_clk_period = timings->tREH_min;  in sunxi_nfc_setup_interface()
1456 	if (timings->tRC_min > (min_clk_period * 2))  in sunxi_nfc_setup_interface()
1457 		min_clk_period = DIV_ROUND_UP(timings->tRC_min, 2);  in sunxi_nfc_setup_interface()
1460 	if (timings->tWC_min > (min_clk_period * 2))  in sunxi_nfc_setup_interface()
1461 		min_clk_period = DIV_ROUND_UP(timings->tWC_min, 2);  in sunxi_nfc_setup_interface()
1464 	if (timings->tWB_max > (min_clk_period * 20))  in sunxi_nfc_setup_interface()
1465 		min_clk_period = DIV_ROUND_UP(timings->tWB_max, 20);  in sunxi_nfc_setup_interface()
1467 	if (timings->tADL_min > (min_clk_period * 32))  in sunxi_nfc_setup_interface()
1468 		min_clk_period = DIV_ROUND_UP(timings->tADL_min, 32);  in sunxi_nfc_setup_interface()
1470 	if (timings->tWHR_min > (min_clk_period * 32))  in sunxi_nfc_setup_interface()
1471 		min_clk_period = DIV_ROUND_UP(timings->tWHR_min, 32);  in sunxi_nfc_setup_interface()
1473 	if (timings->tRHW_min > (min_clk_period * 20))  in sunxi_nfc_setup_interface()
1474 		min_clk_period = DIV_ROUND_UP(timings->tRHW_min, 20);  in sunxi_nfc_setup_interface()
1487 	if (timings->tREA_max > min_clk_period && !timings->tRLOH_min)  in sunxi_nfc_setup_interface()
1488 		min_clk_period = timings->tREA_max;  in sunxi_nfc_setup_interface()
1491 					min_clk_period);  in sunxi_nfc_setup_interface()
1497 	tADL = DIV_ROUND_UP(timings->tADL_min, min_clk_period) >> 3;  in sunxi_nfc_setup_interface()
1503 	tWHR = DIV_ROUND_UP(timings->tWHR_min, min_clk_period) >> 3;  in sunxi_nfc_setup_interface()
1510 					min_clk_period);  in sunxi_nfc_setup_interface()
1529 	min_clk_period = DIV_ROUND_UP(min_clk_period, 1000);  in sunxi_nfc_setup_interface()
1537 	sunxi_nand->clk_rate = NSEC_PER_SEC / min_clk_period;  in sunxi_nfc_setup_interface()
1552 	min_clk_period = NSEC_PER_SEC / real_clk_rate;  in sunxi_nfc_setup_interface()
1553 	if (min_clk_period * 2 < 30 || min_clk_period * 1000 < timings->tREA_max)  in sunxi_nfc_setup_interface()