- int i;
- int ret;
- struct sdram_config cfg;
- struct sdram_timing tmg;
- struct ddr_phy_control phyc;
-
- /*Program EMIF0 CFG Registers*/
- phyc.reg = EMIF_READ_LATENCY;
- phyc.reg_sh = EMIF_READ_LATENCY;
- phyc.reg2 = EMIF_READ_LATENCY;
-
- tmg.time1 = EMIF_TIM1;
- tmg.time1_sh = EMIF_TIM1;
- tmg.time2 = EMIF_TIM2;
- tmg.time2_sh = EMIF_TIM2;
- tmg.time3 = EMIF_TIM3;
- tmg.time3_sh = EMIF_TIM3;
-
- cfg.sdrcr = EMIF_SDCFG;
- cfg.sdrcr2 = EMIF_SDCFG;
- cfg.refresh = 0x00004650;
- cfg.refresh_sh = 0x00004650;
-
- /* Program EMIF instance */
- ret = config_ddr_phy(&phyc);
- if (ret < 0)
- printf("Couldn't configure phyc\n");
-
- ret = config_sdram(&cfg);
- if (ret < 0)
- printf("Couldn't configure SDRAM\n");
-
- ret = set_sdram_timings(&tmg);
- if (ret < 0)
- printf("Couldn't configure timings\n");
-
- /* Delay */
- for (i = 0; i < 5000; i++)
- ;
-
- cfg.refresh = EMIF_SDREF;
- cfg.refresh_sh = EMIF_SDREF;
- cfg.sdrcr = EMIF_SDCFG;
- cfg.sdrcr2 = EMIF_SDCFG;
-
- ret = config_sdram(&cfg);
- if (ret < 0)
- printf("Couldn't configure SDRAM\n");