MLK-13330 mx6sll_arm2: Update LPDDR3 script to v2.2

Changes from v1.2 to v2.2:
Version 2.2
	-Issue a Precharge-All command prior to the MRW Reset command.
	-setmem /32 0x021B001C = 0x00008050  // [MMDC_MDSCR]  precharge all to CS0
	-setmem /32 0x021B001C = 0x00008058  // [MMDC_MDSCR]  precharge all to CS1
Version 2.1
        -Update MMDC PHY Read/Write delay-lines Configuration Register according to calibration results
        -setmem /32 0x021B0848 = 0x3C3A3C3C   // [MMDC_MPRDDLCTL]
        -setmem /32 0x021B0850 = 0x24293625   // [MMDC_MPWRDLCTL]
Version 1.2.1
        -Fix a typo. setmem /32 0x020E052C = 0x00000030
        -Fix a typo. setmem /32 0x021B0800 = 0xA1390003

File:
http://compass.freescale.net/livelink/livelink?func=ll&objId=235701297&objAction=browse&viewType=1



Test:
Overnight memtester passed on two i.MX6SLL LPDDR3 ARM2 boards.

Signed-off-by: Ye Li <ye.li@nxp.com>
(cherry picked from commit 92946cba)

board/freescale/mx6sll_arm2/imximage.cfg

@@ -57,7 +57,7 @@ DATA 4 0x020E0550 0x00080000
 DATA 4 0x020E0534 0x00000000
 DATA 4 0x020E02AC 0x00000030
 DATA 4 0x020E0548 0x00000030
-DATA 4 0x020E0520 0x00000030
+DATA 4 0x020E052C 0x00000030
 DATA 4 0x020E0530 0x00020000
 DATA 4 0x020E02B0 0x00003030
 DATA 4 0x020E02B4 0x00003030
@@ -79,8 +79,8 @@ DATA 4 0x021B001C 0x00008000
 DATA 4 0x021B0800 0xA1390003
 DATA 4 0x021B085c 0x084700C7
 DATA 4 0x021B0890 0x00400000
-DATA 4 0x021B0848 0x40404040
-DATA 4 0x021B0850 0x40404040
+DATA 4 0x021B0848 0x3C3A3C3C
+DATA 4 0x021B0850 0x24293625
 DATA 4 0x021B081C 0x33333333
 DATA 4 0x021B0820 0x33333333
 DATA 4 0x021B0824 0x33333333
@@ -106,6 +106,8 @@ DATA 4 0x021B0000 0xC4190000
 
 DATA 4 0x021B083C 0x20000000
 
+DATA 4 0x021B001C 0x00008050
+DATA 4 0x021B001C 0x00008058
 DATA 4 0x021B001C 0x003F8030
 DATA 4 0x021B001C 0x003F8038
 DATA 4 0x021B001C 0xFF0A8030
@@ -118,7 +120,7 @@ DATA 4 0x021B001C 0x01038030
 DATA 4 0x021B001C 0x01038038
 
 DATA 4 0x021B0020 0x00001800
-DATA 4 0x021B0800 0xA1310003
+DATA 4 0x021B0800 0xA1390003
 DATA 4 0x021B0004 0x00020052
 DATA 4 0x021B0404 0x00011006
 DATA 4 0x021B001C 0x00000000

board/freescale/mx6sll_arm2/plugin.S

@@ -16,7 +16,7 @@
 	ldr r1, =0x00000030
 	str r1, [r0, #0x2AC]
 	str r1, [r0, #0x548]
-	str r1, [r0, #0x520]
+	str r1, [r0, #0x52C]
 	ldr r1, =0x00020000
 	str r1, [r0, #0x530]
 	ldr r1, =0x00003030
@@ -50,8 +50,9 @@
 	ldr r1, =0x00400000
 	str r1, [r0, #0x890]
 
-	ldr r1, =0x40404040
+	ldr r1, =0x3C3A3C3C
 	str r1, [r0, #0x848]
+	ldr r1, =0x24293625
 	str r1, [r0, #0x850]
 
 	ldr r1, =0x33333333
@@ -94,6 +95,10 @@
 	ldr r1, =0x20000000
 	str r1, [r0, #0x83C]
 
+	ldr r1, =0x00008050
+	str r1, [r0, #0x01C]
+	ldr r1, =0x00008058
+	str r1, [r0, #0x01C]
 	ldr r1, =0x003F8030
 	str r1, [r0, #0x01C]
 	ldr r1, =0x003F8038
@@ -117,7 +122,7 @@
 
 	ldr r1, =0x00001800
 	str r1, [r0, #0x020]
-	ldr r1, =0xA1310003
+	ldr r1, =0xA1390003
 	str r1, [r0, #0x800]
 	ldr r1, =0x00020052
 	str r1, [r0, #0x004]