powerpc/t2080: updating rcw for silicon v1.1

T2080 v1.1 requires different MEM_PLL_RAT from previous v1.0,
and also update core frequency to 1.8GHz for v1.1.
We reserve the support for T2080 v1.0 and enable v1.1 by default.
Signed-off-by: NShengzhou Liu <Shengzhou.Liu@freescale.com>
Reviewed-by: NYork Sun <yorksun@freescale.com>

board/freescale/t208xqds/t2080_rcw.cfg

 #PBL preamble and RCW header
 aa55aa55 010e0100
-#SerDes Protocol: 0x66_0x16
-#Core/DDR: 1533Mhz/2133MT/s
-12100017 15000000 00000000 00000000
-66150002 00008400 e8104000 c1000000
+
+#For T2080 v1.0
+#SerDes=0x66_0x16, Core=1533MHz, DDR=2133MT/s
+#12100017 15000000 00000000 00000000
+#66150002 00008400 e8104000 c1000000
+#00000000 00000000 00000000 000307fc
+#00000000 00000000 00000000 00000004
+
+#For T2080 v1.1
+#SerDes=0x66_0x15, Core=1800MHz, DDR=1867MT/s
+0c070012 0e000000 00000000 00000000
+66150002 00000000 e8104000 c1000000
 00000000 00000000 00000000 000307fc
 00000000 00000000 00000000 00000004

board/freescale/t208xrdb/t2080_rcw.cfg

-#PBL preamble and RCW header for T2080RDB
+#PBL preamble and RCW header
 aa55aa55 010e0100
-#SerDes Protocol: 0x66_0x16
-#Core/DDR: 1533Mhz/1600MT/s
-120c0017 15000000 00000000 00000000
-66150002 00008400 ec104000 c1000000
-00000000 00000000 00000000 000307fc
+
+#For T2080 v1.0
+#SerDes=0x66_0x16, Core=1533MHz, DDR=1600MT/s
+#120c0017 15000000 00000000 00000000
+#66150002 00008400 ec104000 c1000000
+#00000000 00000000 00000000 000307fc
+#00000000 00000000 00000000 00000004
+
+#For T2080 v1.1
+#SerDes=0x66_0x15, Core:1800MHz, DDR:1600MT/s
+1206001b 15000000 00000000 00000000
+66150002 00000000 e8104000 c1000000
+00800000 00000000 00000000 000307fc
 00000000 00000000 00000000 00000004