#define DDR3_RTT_20_OHM 4 /* RTT_Nom = RZQ/12 */
#define DDR3_RTT_30_OHM 5 /* RTT_Nom = RZQ/8 */
+#define DDR2_RTT_OFF 0
+#define DDR2_RTT_75_OHM 1
+#define DDR2_RTT_150_OHM 2
+#define DDR2_RTT_50_OHM 3
+
#if defined(CONFIG_FSL_DDR1)
#define FSL_DDR_MIN_TCKE_PULSE_WIDTH_DDR (1)
typedef ddr1_spd_eeprom_t generic_spd_eeprom_t;
#define FSL_DDR_PAGE_INTERLEAVING 0x1
#define FSL_DDR_BANK_INTERLEAVING 0x2
#define FSL_DDR_SUPERBANK_INTERLEAVING 0x3
+#define FSL_DDR_3WAY_1KB_INTERLEAVING 0xA
+#define FSL_DDR_3WAY_4KB_INTERLEAVING 0xC
+#define FSL_DDR_3WAY_8KB_INTERLEAVING 0xD
+/* placeholder for 4-way interleaving */
+#define FSL_DDR_4WAY_1KB_INTERLEAVING 0x1A
+#define FSL_DDR_4WAY_4KB_INTERLEAVING 0x1C
+#define FSL_DDR_4WAY_8KB_INTERLEAVING 0x1D
+
+#define SDRAM_CS_CONFIG_EN 0x80000000
/* DDR_SDRAM_CFG - DDR SDRAM Control Configuration
*/
#define SDRAM_CFG_SDRAM_TYPE_MASK 0x07000000
#define SDRAM_CFG_SDRAM_TYPE_SHIFT 24
#define SDRAM_CFG_DYN_PWR 0x00200000
+#define SDRAM_CFG_DBW_MASK 0x00180000
+#define SDRAM_CFG_DBW_SHIFT 19
#define SDRAM_CFG_32_BE 0x00080000
#define SDRAM_CFG_16_BE 0x00100000
#define SDRAM_CFG_8_BE 0x00040000
#define SDRAM_CFG2_D_INIT 0x00000010
#define SDRAM_CFG2_ODT_CFG_MASK 0x00600000
+#define SDRAM_CFG2_ODT_NEVER 0
+#define SDRAM_CFG2_ODT_ONLY_WRITE 1
+#define SDRAM_CFG2_ODT_ONLY_READ 2
+#define SDRAM_CFG2_ODT_ALWAYS 3
#define TIMING_CFG_2_CPO_MASK 0x0F800000
/* DDR_CDR1 */
#define DDR_CDR1_DHC_EN 0x80000000
+#define DDR_CDR1_ODT_SHIFT 17
+#define DDR_CDR1_ODT_MASK 0x6
+#define DDR_CDR2_ODT_MASK 0x1
+#define DDR_CDR1_ODT(x) ((x & DDR_CDR1_ODT_MASK) << DDR_CDR1_ODT_SHIFT)
+#define DDR_CDR2_ODT(x) (x & DDR_CDR2_ODT_MASK)
+
+#if (defined(CONFIG_SYS_FSL_DDR_VER) && \
+ (CONFIG_SYS_FSL_DDR_VER >= FSL_DDR_VER_4_7))
+#define DDR_CDR_ODT_OFF 0x0
+#define DDR_CDR_ODT_120ohm 0x1
+#define DDR_CDR_ODT_180ohm 0x2
+#define DDR_CDR_ODT_75ohm 0x3
+#define DDR_CDR_ODT_110ohm 0x4
+#define DDR_CDR_ODT_60hm 0x5
+#define DDR_CDR_ODT_70ohm 0x6
+#define DDR_CDR_ODT_47ohm 0x7
+#else
+#define DDR_CDR_ODT_75ohm 0x0
+#define DDR_CDR_ODT_55ohm 0x1
+#define DDR_CDR_ODT_60ohm 0x2
+#define DDR_CDR_ODT_50ohm 0x3
+#define DDR_CDR_ODT_150ohm 0x4
+#define DDR_CDR_ODT_43ohm 0x5
+#define DDR_CDR_ODT_120ohm 0x6
+#endif
/* Record of register values computed */
typedef struct fsl_ddr_cfg_regs_s {
unsigned int timing_cfg_5;
unsigned int ddr_zq_cntl;
unsigned int ddr_wrlvl_cntl;
+ unsigned int ddr_wrlvl_cntl_2;
+ unsigned int ddr_wrlvl_cntl_3;
unsigned int ddr_sr_cntr;
unsigned int ddr_sdram_rcw_1;
unsigned int ddr_sdram_rcw_2;
unsigned int all_DIMMs_minimum_tRCD_ps;
} memctl_options_partial_t;
+#define DDR_DATA_BUS_WIDTH_64 0
+#define DDR_DATA_BUS_WIDTH_32 1
+#define DDR_DATA_BUS_WIDTH_16 2
/*
* Generalized parameters for memory controller configuration,
* might be a little specific to the FSL memory controller
unsigned int wrlvl_override;
unsigned int wrlvl_sample; /* Write leveling */
unsigned int wrlvl_start;
+ unsigned int wrlvl_ctl_2;
+ unsigned int wrlvl_ctl_3;
unsigned int half_strength_driver_enable;
unsigned int twoT_en;
unsigned int rcw_2;
/* control register 1 */
unsigned int ddr_cdr1;
+ unsigned int ddr_cdr2;
+
+ unsigned int trwt_override;
+ unsigned int trwt; /* read-to-write turnaround */
} memctl_options_t;
extern phys_size_t fsl_ddr_sdram(void);
extern int fsl_use_spd(void);
extern void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs,
unsigned int ctrl_num);
+u32 fsl_ddr_get_intl3r(void);
/*
* The 85xx boards have a common prototype for fixed_sdram so put the