Support new configuration of TRAB board with more memory
Minor cleanup of comments
diff --git a/board/trab/memsetup.S b/board/trab/memsetup.S
index 7914513..92f7d3b 100644
--- a/board/trab/memsetup.S
+++ b/board/trab/memsetup.S
@@ -5,7 +5,7 @@
* Jan-Derk Bakker (J.D.Bakker@its.tudelft.nl)
*
* Modified for the TRAB board by
- * (C) Copyright 2002
+ * (C) Copyright 2002-2003
* Gary Jennejohn, DENX Software Engineering, <gj@denx.de>
*
* See file CREDITS for list of people who contributed to this
@@ -101,6 +101,17 @@
#define B5_Tacp 0x0
#define B5_PMC 0x0 /* normal */
+#ifndef CONFIG_RAM_16MB /* 32 MB RAM */
+/* Bank6 */
+#define B6_MT 0x3 /* SDRAM */
+#define B6_Trcd 0x1 /* 3clk */
+#define B6_SCAN 0x1 /* 9 bit */
+
+/* Bank7 */
+#define B7_MT 0x3 /* SDRAM */
+#define B7_Trcd 0x1 /* 3clk */
+#define B7_SCAN 0x1 /* 9 bit */
+#else /* CONFIG_RAM_16MB = 16 MB RAM */
/* Bank6 */
#define B6_MT 0x3 /* SDRAM */
#define B6_Trcd 0x1 /* 2clk */
@@ -110,6 +121,7 @@
#define B7_MT 0x3 /* SDRAM */
#define B7_Trcd 0x1 /* 2clk */
#define B7_SCAN 0x0 /* 8 bit */
+#endif /* CONFIG_RAM_16MB */
/* refresh parameter */
#define REFEN 0x1 /* enable refresh */
@@ -161,6 +173,10 @@
.word ((B6_MT<<15)+(B6_Trcd<<2)+(B6_SCAN)) /* GCS6 */
.word ((B7_MT<<15)+(B7_Trcd<<2)+(B7_SCAN)) /* GCS7 */
.word ((REFEN<<23)+(TREFMD<<22)+(Trp<<20)+(Trc<<18)+(Tchr<<16)+REFCNT)
+#ifndef CONFIG_RAM_16MB /* 32 MB RAM */
+ .word 0x10 /* BUSWIDTH=32, SCLK power saving mode, BANKSIZE 32M/32M */
+#else /* CONFIG_RAM_16MB = 16 MB RAM */
.word 0x17 /* BUSWIDTH=32, SCLK power saving mode, BANKSIZE 16M/16M */
+#endif /* CONFIG_RAM_16MB */
.word 0x30 /* MRSR6, CL=3clk */
.word 0x30 /* MRSR7 */