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authorKumar Gala <galak@kernel.crashing.org>2008-06-06 13:12:18 -0500
committerKumar Gala <galak@kernel.crashing.org>2008-08-27 11:43:48 -0500
commit9617c8d49a21703eaf13a4033ab1a56eecc033cc (patch)
tree82d74807cf979a8848774b8593c4a7f1d2906672 /include/configs
parent2a6c2d7ab2a66660f40a6cd3de2eb29ee29d9693 (diff)
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FSL DDR: Convert MPC8540ADS to new DDR code.
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'include/configs')
-rw-r--r--include/configs/MPC8540ADS.h53
1 files changed, 23 insertions, 30 deletions
diff --git a/include/configs/MPC8540ADS.h b/include/configs/MPC8540ADS.h
index 6351925..74f8605 100644
--- a/include/configs/MPC8540ADS.h
+++ b/include/configs/MPC8540ADS.h
@@ -48,13 +48,6 @@
#define CONFIG_PCI
#define CONFIG_TSEC_ENET /* tsec ethernet support */
#define CONFIG_ENV_OVERWRITE
-#define CONFIG_SPD_EEPROM /* Use SPD EEPROM for DDR setup*/
-#define CONFIG_DDR_DLL /* possible DLL fix needed */
-#define CONFIG_DDR_2T_TIMING /* Sets the 2T timing bit */
-
-#define CONFIG_DDR_ECC /* only for ECC DDR module */
-#define CONFIG_MEM_INIT_VALUE 0xDeadBeef
-
#define CONFIG_FSL_LAW 1 /* Use common FSL init code */
/*
@@ -100,33 +93,33 @@
#define CFG_CCSRBAR_PHYS CFG_CCSRBAR /* physical addr of CCSRBAR */
#define CFG_IMMR CFG_CCSRBAR /* PQII uses CFG_IMMR */
+/* DDR Setup */
+#define CONFIG_FSL_DDR1
+#define CONFIG_SPD_EEPROM /* Use SPD EEPROM for DDR setup*/
+#define CONFIG_DDR_SPD
+#undef CONFIG_FSL_DDR_INTERACTIVE
+
+#define CONFIG_MEM_INIT_VALUE 0xDeadBeef
-/*
- * DDR Setup
- */
#define CFG_DDR_SDRAM_BASE 0x00000000 /* DDR is system memory*/
#define CFG_SDRAM_BASE CFG_DDR_SDRAM_BASE
-#if defined(CONFIG_SPD_EEPROM)
- /*
- * Determine DDR configuration from I2C interface.
- */
- #define SPD_EEPROM_ADDRESS 0x51 /* DDR DIMM */
-
-#else
- /*
- * Manually set up DDR parameters
- */
- #define CFG_SDRAM_SIZE 128 /* DDR is 128MB */
- #define CFG_DDR_CS0_BNDS 0x00000007 /* 0-128MB */
- #define CFG_DDR_CS0_CONFIG 0x80000002
- #define CFG_DDR_TIMING_1 0x37344321
- #define CFG_DDR_TIMING_2 0x00000800 /* P9-45,may need tuning */
- #define CFG_DDR_CONTROL 0xc2000000 /* unbuffered,no DYN_PWR */
- #define CFG_DDR_MODE 0x00000062 /* DLL,normal,seq,4/2.5 */
- #define CFG_DDR_INTERVAL 0x05200100 /* autocharge,no open page */
-#endif
-
+#define CONFIG_NUM_DDR_CONTROLLERS 1
+#define CONFIG_DIMM_SLOTS_PER_CTLR 1
+#define CONFIG_CHIP_SELECTS_PER_CTRL (2 * CONFIG_DIMM_SLOTS_PER_CTLR)
+
+/* I2C addresses of SPD EEPROMs */
+#define SPD_EEPROM_ADDRESS 0x51 /* CTLR 0 DIMM 0 */
+
+/* These are used when DDR doesn't use SPD. */
+#define CFG_SDRAM_SIZE 128 /* DDR is 128MB */
+#define CFG_DDR_CS0_BNDS 0x00000007 /* 0-128MB */
+#define CFG_DDR_CS0_CONFIG 0x80000002
+#define CFG_DDR_TIMING_1 0x37344321
+#define CFG_DDR_TIMING_2 0x00000800 /* P9-45,may need tuning */
+#define CFG_DDR_CONTROL 0xc2000000 /* unbuffered,no DYN_PWR */
+#define CFG_DDR_MODE 0x00000062 /* DLL,normal,seq,4/2.5 */
+#define CFG_DDR_INTERVAL 0x05200100 /* autocharge,no open page */
/*
* SDRAM on the Local Bus