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authorHaiying Wang <Haiying.Wang@freescale.com>2008-10-03 12:36:39 -0400
committerWolfgang Denk <wd@denx.de>2008-10-18 21:54:04 +0200
commitdbbbb3abeff325855cae76e33d69d5665631443f (patch)
tree2df59a7ac7364e4c501e228c74db3cd5f14ad3b1 /include/asm-ppc
parent1c9aa76bf9013069e24258f46f4687c9f98a02d6 (diff)
downloadblackbird-obmc-uboot-dbbbb3abeff325855cae76e33d69d5665631443f.tar.gz
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Make DDR interleaving mode work correctly
Fix some bugs: 1. Correctly set intlv_ctl in cs_config. 2. Correctly set sa, ea in cs_bnds when bank interleaving mode is enabled. 3. Set base_address and total memory for each ddr controller in memory controller interleaving mode. Signed-off-by: Haiying Wang <Haiying.Wang@freescale.com>
Diffstat (limited to 'include/asm-ppc')
-rw-r--r--include/asm-ppc/fsl_ddr_sdram.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/asm-ppc/fsl_ddr_sdram.h b/include/asm-ppc/fsl_ddr_sdram.h
index 8adde34247..c1ea7cd6bb 100644
--- a/include/asm-ppc/fsl_ddr_sdram.h
+++ b/include/asm-ppc/fsl_ddr_sdram.h
@@ -36,6 +36,18 @@ typedef ddr2_spd_eeprom_t generic_spd_eeprom_t;
typedef ddr3_spd_eeprom_t generic_spd_eeprom_t;
#endif
+/* define bank(chip select) interleaving mode */
+#define FSL_DDR_CS0_CS1 0x40
+#define FSL_DDR_CS2_CS3 0x20
+#define FSL_DDR_CS0_CS1_AND_CS2_CS3 (FSL_DDR_CS0_CS1 | FSL_DDR_CS2_CS3)
+#define FSL_DDR_CS0_CS1_CS2_CS3 (FSL_DDR_CS0_CS1_AND_CS2_CS3 | 0x04)
+
+/* define memory controller interleaving mode */
+#define FSL_DDR_CACHE_LINE_INTERLEAVING 0x0
+#define FSL_DDR_PAGE_INTERLEAVING 0x1
+#define FSL_DDR_BANK_INTERLEAVING 0x2
+#define FSL_DDR_SUPERBANK_INTERLEAVING 0x3
+
/* Record of register values computed */
typedef struct fsl_ddr_cfg_regs_s {
struct {
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