#define SDRAM_CFG2_FRC_SR 0x80000000
#define SDRAM_CFG2_D_INIT 0x00000010
+#define SDRAM_CFG2_AP_EN 0x00000020
#define SDRAM_CFG2_ODT_CFG_MASK 0x00600000
#define SDRAM_CFG2_ODT_NEVER 0
#define SDRAM_CFG2_ODT_ONLY_WRITE 1
#define WR_DATA_DELAY_SHIFT 10
#endif
+/* DDR_EOR register */
+#define DDR_EOR_RD_REOD_DIS 0x07000000
+#define DDR_EOR_WD_REOD_DIS 0x00100000
+
/* DDR_MD_CNTL */
#define MD_CNTL_MD_EN 0x80000000
#define MD_CNTL_CS_SEL_CS0 0x00000000
/* DDR_CDR1 */
#define DDR_CDR1_DHC_EN 0x80000000
+#define DDR_CDR1_V0PT9_EN 0x40000000
#define DDR_CDR1_ODT_SHIFT 17
#define DDR_CDR1_ODT_MASK 0x6
#define DDR_CDR2_ODT_MASK 0x1
#define DDR_CDR2_VREF_TRAIN_EN 0x00000080
#define DDR_CDR2_VREF_RANGE_2 0x00000040
+/* DDR ERR_DISABLE */
+#define DDR_ERR_DISABLE_APED (1 << 8) /* Address parity error disable */
+
+/* Mode Registers */
+#define DDR_MR5_CA_PARITY_LAT_4_CLK 0x1 /* for DDR4-1600/1866/2133 */
+#define DDR_MR5_CA_PARITY_LAT_5_CLK 0x2 /* for DDR4-2400 */
+
+/* DEBUG_26 register */
+#define DDR_CAS_TO_PRE_SUB_MASK 0x0000f000 /* CAS to preamble subtract value */
+#define DDR_CAS_TO_PRE_SUB_SHIFT 12
+
+/* DEBUG_29 register */
+#define DDR_TX_BD_DIS (1 << 10) /* Transmit Bit Deskew Disable */
+
+
#if (defined(CONFIG_SYS_FSL_DDR_VER) && \
(CONFIG_SYS_FSL_DDR_VER >= FSL_DDR_VER_4_7))
#ifdef CONFIG_SYS_FSL_DDR3L
unsigned int ddr_cdr2;
unsigned int err_disable;
unsigned int err_int_en;
- unsigned int debug[32];
+ unsigned int debug[64];
} fsl_ddr_cfg_regs_t;
typedef struct memctl_options_partial_s {
/* mirrior DIMMs for DDR3 */
unsigned int mirrored_dimm;
unsigned int quad_rank_present;
- unsigned int ap_en; /* address parity enable for RDIMM */
+ unsigned int ap_en; /* address parity enable for RDIMM/DDR4-UDIMM */
unsigned int x4_en; /* enable x4 devices */
/* Global Timing Parameters */
unsigned int additive_latency_override_value;
unsigned int clk_adjust; /* */
- unsigned int cpo_override;
+ unsigned int cpo_override; /* override timing_cfg_2[CPO]*/
+ unsigned int cpo_sample; /* optimize debug_29[24:31] */
unsigned int write_data_delay; /* DQS adjust */
unsigned int cswl_override;
int max_freq;
fsl_ddr_cfg_regs_t *ddr_settings;
} fixed_ddr_parm_t;
+
+/**
+ * fsl_initdram() - Set up the SDRAM
+ *
+ * @return 0 if OK, -ve on error
+ */
+int fsl_initdram(void);
+
#endif