rockchip: rk3368: add Sheep board

[people/ms/u-boot.git] / include / fsl_ddr_sdram.h

diff --git a/include/fsl_ddr_sdram.h b/include/fsl_ddr_sdram.h
index acddf14a3f5f6affa8e8f82b3256e531d366e49b..6a1f04b81ac400485c9f401ebba050e78502e922 100644 (file)
--- a/include/fsl_ddr_sdram.h
+++ b/include/fsl_ddr_sdram.h
@@ -173,6 +173,7 @@ typedef struct ddr4_spd_eeprom_s generic_spd_eeprom_t;
 
 /* 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
@@ -189,6 +190,10 @@ typedef struct ddr4_spd_eeprom_s generic_spd_eeprom_t;
 #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 */
 
@@ -295,7 +300,7 @@ typedef struct fsl_ddr_cfg_regs_s {
        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 {
@@ -370,7 +375,8 @@ typedef struct memctl_options_s {
        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;
@@ -471,4 +477,12 @@ typedef struct fixed_ddr_parm{
        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