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authorJohn Otken <john@softadvances.com>2007-07-26 17:49:11 +0200
committerStefan Roese <sr@denx.de>2007-07-26 17:49:11 +0200
commitd4024bb72dd81695ec099b2199eda0d27c623e62 (patch)
tree401db21bb0c6665bb10ef70ece49a1479836483d /cpu/ppc4xx/sdram.c
parent9f24a808f17fc0f37b7fb4805f734741335caecc (diff)
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ppc4xx: Add support for AMCC 405EP Taihu board
Signed-off-by: John Otken <john@softadvances.com>
Diffstat (limited to 'cpu/ppc4xx/sdram.c')
-rw-r--r--cpu/ppc4xx/sdram.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/cpu/ppc4xx/sdram.c b/cpu/ppc4xx/sdram.c
index d520cd3..3a0ca17 100644
--- a/cpu/ppc4xx/sdram.c
+++ b/cpu/ppc4xx/sdram.c
@@ -209,8 +209,17 @@ void sdram_init(void)
if (get_ram_size(0, mb0cf[i].size) == mb0cf[i].size) {
/*
- * OK, size detected -> all done
+ * OK, size detected. Enable second bank if
+ * defined (assumes same type as bank 0)
*/
+#ifdef CONFIG_SDRAM_BANK1
+ u32 b1cr = mb0cf[i].size | mb0cf[i].reg;
+
+ mtsdram0(mem_mcopt1, 0x00000000);
+ mtsdram0(mem_mb1cf, b1cr); /* SDRAM0_B1CR */
+ mtsdram0(mem_mcopt1, 0x80800000);
+ udelay(10000);
+#endif
return;
}
}