1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2011, 2012, 2013
* Yuri Tikhonov, Emcraft Systems, yur@emcraft.com
* Alexander Potashev, Emcraft Systems, aspotashev@emcraft.com
* Vladimir Khusainov, Emcraft Systems, vlad@emcraft.com
* Pavel Boldin, Emcraft Systems, paboldin@emcraft.com
*
* (C) Copyright 2015
* Kamil Lulko, <kamil.lulko@gmail.com>
*/
#include <common.h>
#include <dm.h>
#include <env.h>
#include <init.h>
#include <log.h>
#include <asm/global_data.h>
#include <asm/io.h>
#include <asm/arch/stm32.h>
DECLARE_GLOBAL_DATA_PTR;
int dram_init(void)
{
int rv;
struct udevice *dev;
rv = uclass_get_device(UCLASS_RAM, 0, &dev);
if (rv) {
debug("DRAM init failed: %d\n", rv);
return rv;
}
if (fdtdec_setup_mem_size_base() != 0)
rv = -EINVAL;
return rv;
}
int dram_init_banksize(void)
{
fdtdec_setup_memory_banksize();
return 0;
}
u32 get_board_rev(void)
{
return 0;
}
int board_init(void)
{
gd->bd->bi_boot_params = gd->bd->bi_dram[0].start + 0x100;
return 0;
}
#ifdef CONFIG_MISC_INIT_R
int misc_init_r(void)
{
char serialno[25];
uint32_t u_id_low, u_id_mid, u_id_high;
if (!env_get("serial#")) {
u_id_low = readl(&STM32_U_ID->u_id_low);
u_id_mid = readl(&STM32_U_ID->u_id_mid);
u_id_high = readl(&STM32_U_ID->u_id_high);
sprintf(serialno, "%08x%08x%08x",
u_id_high, u_id_mid, u_id_low);
env_set("serial#", serialno);
}
return 0;
}
#endif
|
