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authorJoe Hershberger <joe.hershberger@ni.com>2011-10-11 23:57:29 -0500
committerKim Phillips <kim.phillips@freescale.com>2011-11-03 18:27:55 -0500
commit2fef402097866b4172d7a966a72397a5ccba5b10 (patch)
tree14a4deb28cb562df7e19eec7f654dcbde38f8d20 /include/configs/MPC837XERDB.h
parent72cd4087c9644812b0fff9440e88e986d259bf41 (diff)
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mpc83xx: Cleanup usage of DDR constants
Signed-off-by: Joe Hershberger <joe.hershberger@ni.com> Cc: Joe Hershberger <joe.hershberger@gmail.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Diffstat (limited to 'include/configs/MPC837XERDB.h')
-rw-r--r--include/configs/MPC837XERDB.h28
1 files changed, 18 insertions, 10 deletions
diff --git a/include/configs/MPC837XERDB.h b/include/configs/MPC837XERDB.h
index 371fff7..bf8a94d 100644
--- a/include/configs/MPC837XERDB.h
+++ b/include/configs/MPC837XERDB.h
@@ -165,9 +165,11 @@
* Manually set up DDR parameters
*/
#define CONFIG_SYS_DDR_SIZE 256 /* MB */
-#define CONFIG_SYS_DDR_CS0_BNDS 0x0000000f
-#define CONFIG_SYS_DDR_CS0_CONFIG (CSCONFIG_EN | CSCONFIG_ODT_WR_ACS \
- | CSCONFIG_ROW_BIT_13 | CSCONFIG_COL_BIT_10)
+#define CONFIG_SYS_DDR_CS0_BNDS 0x0000000f
+#define CONFIG_SYS_DDR_CS0_CONFIG (CSCONFIG_EN \
+ | CSCONFIG_ODT_WR_ONLY_CURRENT \
+ | CSCONFIG_ROW_BIT_13 \
+ | CSCONFIG_COL_BIT_10)
#define CONFIG_SYS_DDR_TIMING_3 0x00000000
#define CONFIG_SYS_DDR_TIMING_0 ((0 << TIMING_CFG0_RWT_SHIFT) \
@@ -178,7 +180,6 @@
| (6 << TIMING_CFG0_PRE_PD_EXIT_SHIFT) \
| (8 << TIMING_CFG0_ODT_PD_EXIT_SHIFT) \
| (2 << TIMING_CFG0_MRS_CYC_SHIFT))
- /* 0x00220802 */
/* 0x00260802 */ /* DDR400 */
#define CONFIG_SYS_DDR_TIMING_1 ((3 << TIMING_CFG1_PRETOACT_SHIFT) \
| (9 << TIMING_CFG1_ACTTOPRE_SHIFT) \
@@ -188,9 +189,15 @@
| (3 << TIMING_CFG1_WRREC_SHIFT) \
| (2 << TIMING_CFG1_ACTTOACT_SHIFT) \
| (2 << TIMING_CFG1_WRTORD_SHIFT))
- /* 0x3935d322 */
/* 0x3937d322 */
-#define CONFIG_SYS_DDR_TIMING_2 0x02984cc8
+#define CONFIG_SYS_DDR_TIMING_2 ((0 << TIMING_CFG2_ADD_LAT_SHIFT) \
+ | (5 << TIMING_CFG2_CPO_SHIFT) \
+ | (3 << TIMING_CFG2_WR_LAT_DELAY_SHIFT) \
+ | (2 << TIMING_CFG2_RD_TO_PRE_SHIFT) \
+ | (3 << TIMING_CFG2_WR_DATA_DELAY_SHIFT) \
+ | (3 << TIMING_CFG2_CKE_PLS_SHIFT) \
+ | (8 << TIMING_CFG2_FOUR_ACT_SHIFT))
+ /* 0x02984cc8 */
#define CONFIG_SYS_DDR_INTERVAL ((1024 << SDRAM_INTERVAL_REFINT_SHIFT) \
| (0 << SDRAM_INTERVAL_BSTOPRE_SHIFT))
@@ -198,12 +205,13 @@
#if defined(CONFIG_DDR_2T_TIMING)
#define CONFIG_SYS_DDR_SDRAM_CFG (SDRAM_CFG_SREN \
- | 3 << SDRAM_CFG_SDRAM_TYPE_SHIFT \
- | SDRAM_CFG_2T_EN \
- | SDRAM_CFG_DBW_32)
+ | SDRAM_CFG_SDRAM_TYPE_DDR2 \
+ | SDRAM_CFG_32_BE \
+ | SDRAM_CFG_2T_EN)
+ /* 0x43088000 */
#else
#define CONFIG_SYS_DDR_SDRAM_CFG (SDRAM_CFG_SREN \
- | 3 << SDRAM_CFG_SDRAM_TYPE_SHIFT)
+ | SDRAM_CFG_SDRAM_TYPE_DDR2)
/* 0x43000000 */
#endif
#define CONFIG_SYS_DDR_SDRAM_CFG2 0x00001000 /* 1 posted refresh */