1 /* DRAM parameters for auto dram configuration on sun5i and sun7i */
2
3 #include <common.h>
4 #include <init.h>
5 #include <asm/arch/dram.h>
6
7 static struct dram_para dram_para = {
8 .clock = CONFIG_DRAM_CLK,
9 .mbus_clock = CONFIG_DRAM_MBUS_CLK,
10 .type = 3,
11 .rank_num = 1,
12 .density = 0,
13 .io_width = 0,
14 .bus_width = 0,
15 .zq = CONFIG_DRAM_ZQ,
16 .odt_en = IS_ENABLED(CONFIG_DRAM_ODT_EN),
17 .size = 0,
18 #ifdef CONFIG_DRAM_TIMINGS_VENDOR_MAGIC
19 .cas = 9,
20 .tpr0 = 0x42d899b7,
21 .tpr1 = 0xa090,
22 .tpr2 = 0x22a00,
23 .emr2 = 0x10,
24 #else
25 # include "dram_timings_sun4i.h"
26 .active_windowing = 1,
27 #endif
28 .tpr3 = CONFIG_DRAM_TPR3,
29 .tpr4 = 0,
30 .tpr5 = 0,
31 .emr1 = CONFIG_DRAM_EMR1,
32 .emr3 = 0,
33 .dqs_gating_delay = CONFIG_DRAM_DQS_GATING_DELAY,
34 };
35
sunxi_dram_init(void)36 unsigned long sunxi_dram_init(void)
37 {
38 return dramc_init(&dram_para);
39 }
40