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FSL DDR: Convert MPC8540ADS to new DDR code.

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Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala
2008-06-06 13:12:18 -05:00
parent 2a6c2d7ab2
commit 9617c8d49a
4 changed files with 107 additions and 37 deletions
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49
include/configs/MPC8540ADS.h
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@@ -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 */
#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)
#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
/* 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