Improve SDRAM setup for TRAB board

diff --git a/CHANGELOG b/CHANGELOG
index 47b0d0d..4a5e561 100644 (file)
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,8 @@
 Changes for U-Boot 1.0.0:
 ======================================================================
 
+* Improve SDRAM setup for TRAB board
+
 * Suppress all output with splashscreen configured only if "splashimage"
   is set
 

diff --git a/board/trab/memsetup.S b/board/trab/memsetup.S
index 92f7d3b..f59b0ac 100644 (file)
--- a/board/trab/memsetup.S
+++ b/board/trab/memsetup.S
@@ -104,12 +104,12 @@
 #ifndef CONFIG_RAM_16MB                /* 32 MB RAM */
 /* Bank6 */
 #define        B6_MT   0x3     /* SDRAM */
-#define        B6_Trcd 0x1     /* 3clk */
+#define        B6_Trcd 0x0     /* 2clk */
 #define        B6_SCAN 0x1     /* 9 bit */
 
 /* Bank7 */
 #define        B7_MT   0x3     /* SDRAM */
-#define        B7_Trcd 0x1     /* 3clk */
+#define        B7_Trcd 0x0     /* 2clk */
 #define        B7_SCAN 0x1     /* 9 bit */
 #else  /* CONFIG_RAM_16MB      =  16 MB RAM */
 /* Bank6 */
@@ -178,5 +178,5 @@ SMRDATA:
 #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 */
+       .word   0x20    /* MRSR6, CL=2clk */
+       .word   0x20    /* MRSR7 */