1 /* DRAM parameters for auto dram configuration on sun5i and sun7i */ 2 3 #include <common.h> 4 #include <asm/arch/dram.h> 5 6 static struct dram_para dram_para = { 7 .clock = CONFIG_DRAM_CLK, 8 .mbus_clock = CONFIG_DRAM_MBUS_CLK, 9 .type = 3, 10 .rank_num = 1, 11 .density = 0, 12 .io_width = 0, 13 .bus_width = 0, 14 .zq = CONFIG_DRAM_ZQ, 15 .odt_en = IS_ENABLED(CONFIG_DRAM_ODT_EN), 16 .size = 0, 17 #ifdef CONFIG_DRAM_TIMINGS_VENDOR_MAGIC 18 .cas = 9, 19 .tpr0 = 0x42d899b7, 20 .tpr1 = 0xa090, 21 .tpr2 = 0x22a00, 22 .emr2 = 0x10, 23 #else 24 # include "dram_timings_sun4i.h" 25 .active_windowing = 1, 26 #endif 27 .tpr3 = CONFIG_DRAM_TPR3, 28 .tpr4 = 0, 29 .tpr5 = 0, 30 .emr1 = CONFIG_DRAM_EMR1, 31 .emr3 = 0, 32 .dqs_gating_delay = CONFIG_DRAM_DQS_GATING_DELAY, 33 }; 34 35 unsigned long sunxi_dram_init(void) 36 { 37 return dramc_init(&dram_para); 38 } 39
