Increase MR4 poll interval for 2/4GB boards.

Change-Id: I9092c512c4c04a72ed1161a85c574fc425373574

board/freescale/imx8mq_phanbell/ddr/lpddr4_timing_kingston_2gb.c

diff --git a/board/freescale/imx8mq_phanbell/ddr/lpddr4_timing_kingston_2gb.c b/board/freescale/imx8mq_phanbell/ddr/lpddr4_timing_kingston_2gb.c
index 1ab16ec..09163cd 100644
--- a/board/freescale/imx8mq_phanbell/ddr/lpddr4_timing_kingston_2gb.c
+++ b/board/freescale/imx8mq_phanbell/ddr/lpddr4_timing_kingston_2gb.c
@@ -19,7 +19,7 @@
 	{ 0x3d400000, 0xa3080020 },
 	{ 0x3d400028, 0x0 },
 	{ 0x3d400020, 0x203 },
-	{ 0x3d400024, 0x3e800 },
+	{ 0x3d400024, 0x186a000 },
 	{ 0x3d400064, 0x6100e0 },
 	{ 0x3d4000d0, 0xc003061c },
 	{ 0x3d4000d4, 0x9e0000 },
@@ -59,7 +59,7 @@
 	{ 0x3d400214, 0x7070707 },
 	{ 0x3d400218, 0xf070707 },
 	{ 0x3d402020, 0x1 },
-	{ 0x3d402024, 0xd0c0 },
+	{ 0x3d402024, 0x518b00 },
 	{ 0x3d402050, 0x20d040 },
 	{ 0x3d402064, 0x14002f },
 	{ 0x3d4020dc, 0x940009 },

board/freescale/imx8mq_phanbell/ddr/lpddr4_timing_kingston_4gb.c

diff --git a/board/freescale/imx8mq_phanbell/ddr/lpddr4_timing_kingston_4gb.c b/board/freescale/imx8mq_phanbell/ddr/lpddr4_timing_kingston_4gb.c
index a2ea37e..eb01bcf 100644
--- a/board/freescale/imx8mq_phanbell/ddr/lpddr4_timing_kingston_4gb.c
+++ b/board/freescale/imx8mq_phanbell/ddr/lpddr4_timing_kingston_4gb.c
@@ -18,7 +18,7 @@
 	{0x3d400000,0xa3080020},
 	{0x3d400028,0x0},
 	{0x3d400020,0x203},
-	{0x3d400024,0x3e800},
+	{0x3d400024,0x186a000},
 	{0x3d400064,0x6100e0},
 	{0x3d4000d0,0xc003061c},
 	{0x3d4000d4,0x9e0000},
@@ -58,7 +58,7 @@
 	{0x3d400214,0x7070707},
 	{0x3d400218,0x7070707},
 	{0x3d402020,0x1},
-	{0x3d402024,0xd0c0},
+	{0x3d402024,0x518b00},
 	{0x3d402050,0x20d040},
 	{0x3d402064,0x14002f},
 	{0x3d4020dc,0x940009},