Disable periodic dqs/read dq calibration.

Change-Id: I62fcaaa0c614a040cfcb0293e79b008c580d636c

board/freescale/imx8mq_phanbell/ddr/lpddr4_timing_micron_1gb.c

diff --git a/board/freescale/imx8mq_phanbell/ddr/lpddr4_timing_micron_1gb.c b/board/freescale/imx8mq_phanbell/ddr/lpddr4_timing_micron_1gb.c
index 7e43da1..bb8eb04 100644
--- a/board/freescale/imx8mq_phanbell/ddr/lpddr4_timing_micron_1gb.c
+++ b/board/freescale/imx8mq_phanbell/ddr/lpddr4_timing_micron_1gb.c
@@ -49,7 +49,7 @@
 	{ 0x3d4001b0, 0x11 },
 	{ 0x3d4001b4, 0x1b0a },
 	{ 0x3d4001c0, 0x7 },
-	{ 0x3d4001c4, 0x1 },
+	{ 0x3d4001c4, 0x0 },
 	{ 0x3d4000f4, 0x639 },
 	{ 0x3d400108, 0x7101817 },
 	{ 0x3d400200, 0x1f },