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
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
|
// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2012 Michal Simek <monstr@monstr.eu>
* (C) Copyright 2013 - 2018 Xilinx, Inc.
*/
#include <common.h>
#include <init.h>
#include <log.h>
#include <dm/uclass.h>
#include <env.h>
#include <fdtdec.h>
#include <fpga.h>
#include <malloc.h>
#include <mmc.h>
#include <watchdog.h>
#include <wdt.h>
#include <zynqpl.h>
#include <asm/arch/hardware.h>
#include <asm/arch/sys_proto.h>
#include "../common/board.h"
DECLARE_GLOBAL_DATA_PTR;
int board_init(void)
{
return 0;
}
int board_late_init(void)
{
int env_targets_len = 0;
const char *mode;
char *new_targets;
char *env_targets;
if (!(gd->flags & GD_FLG_ENV_DEFAULT)) {
debug("Saved variables - Skipping\n");
return 0;
}
if (!CONFIG_IS_ENABLED(ENV_VARS_UBOOT_RUNTIME_CONFIG))
return 0;
switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) {
case ZYNQ_BM_QSPI:
mode = "qspi";
env_set("modeboot", "qspiboot");
break;
case ZYNQ_BM_NAND:
mode = "nand";
env_set("modeboot", "nandboot");
break;
case ZYNQ_BM_NOR:
mode = "nor";
env_set("modeboot", "norboot");
break;
case ZYNQ_BM_SD:
mode = "mmc0";
env_set("modeboot", "sdboot");
break;
case ZYNQ_BM_JTAG:
mode = "jtag pxe dhcp";
env_set("modeboot", "jtagboot");
break;
default:
mode = "";
env_set("modeboot", "");
break;
}
/*
* One terminating char + one byte for space between mode
* and default boot_targets
*/
env_targets = env_get("boot_targets");
if (env_targets)
env_targets_len = strlen(env_targets);
new_targets = calloc(1, strlen(mode) + env_targets_len + 2);
if (!new_targets)
return -ENOMEM;
sprintf(new_targets, "%s %s", mode,
env_targets ? env_targets : "");
env_set("boot_targets", new_targets);
return board_late_init_xilinx();
}
#if !defined(CONFIG_SYS_SDRAM_BASE) && !defined(CONFIG_SYS_SDRAM_SIZE)
int dram_init_banksize(void)
{
return fdtdec_setup_memory_banksize();
}
int dram_init(void)
{
if (fdtdec_setup_mem_size_base() != 0)
return -EINVAL;
zynq_ddrc_init();
return 0;
}
#else
int dram_init(void)
{
gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
CONFIG_SYS_SDRAM_SIZE);
zynq_ddrc_init();
return 0;
}
#endif
|
