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
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
|
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2012 Samsung Electronics
*/
#include <common.h>
#include <dm.h>
#include <dwc3-uboot.h>
#include <env.h>
#include <fdtdec.h>
#include <log.h>
#include <asm/global_data.h>
#include <asm/io.h>
#include <errno.h>
#include <i2c.h>
#include <mmc.h>
#include <netdev.h>
#include <samsung-usb-phy-uboot.h>
#include <spi.h>
#include <usb.h>
#include <video_bridge.h>
#include <asm/gpio.h>
#include <asm/arch/cpu.h>
#include <asm/arch/dwmmc.h>
#include <asm/arch/mmc.h>
#include <asm/arch/pinmux.h>
#include <asm/arch/power.h>
#include <asm/arch/sromc.h>
#include <power/pmic.h>
#include <power/max77686_pmic.h>
#include <power/regulator.h>
#include <power/s2mps11.h>
#include <power/s5m8767.h>
#include <samsung/exynos5-dt-types.h>
#include <samsung/misc.h>
#include <tmu.h>
DECLARE_GLOBAL_DATA_PTR;
int exynos_init(void)
{
return 0;
}
static int exynos_set_regulator(const char *name, uint uv)
{
struct udevice *dev;
int ret;
ret = regulator_get_by_platname(name, &dev);
if (ret) {
debug("%s: Cannot find regulator %s\n", __func__, name);
return ret;
}
ret = regulator_set_value(dev, uv);
if (ret) {
debug("%s: Cannot set regulator %s\n", __func__, name);
return ret;
}
return 0;
}
int exynos_power_init(void)
{
struct udevice *dev;
int ret;
#ifdef CONFIG_PMIC_S2MPS11
ret = pmic_get("s2mps11_pmic@66", &dev);
#else
ret = pmic_get("max77686_pmic@09", &dev);
if (!ret) {
/* TODO(sjg@chromium.org): Move into the clock/pmic API */
ret = pmic_clrsetbits(dev, MAX77686_REG_PMIC_32KHZ, 0,
MAX77686_32KHCP_EN);
if (ret)
return ret;
ret = pmic_clrsetbits(dev, MAX77686_REG_PMIC_BBAT, 0,
MAX77686_BBCHOSTEN | MAX77686_BBCVS_3_5V);
if (ret)
return ret;
} else {
ret = pmic_get("s5m8767_pmic@66", &dev);
/* TODO(sjg@chromium.org): Use driver model to access clock */
#ifdef CONFIG_PMIC_S5M8767
if (!ret)
s5m8767_enable_32khz_cp(dev);
#endif
}
#endif /* CONFIG_PMIC_S2MPS11 */
if (ret == -ENODEV)
return 0;
ret = regulators_enable_boot_on(false);
if (ret)
return ret;
ret = exynos_set_regulator("vdd_mif", 1100000);
if (ret)
return ret;
ret = exynos_set_regulator("vdd_arm", 1300000);
if (ret)
return ret;
ret = exynos_set_regulator("vdd_int", 1012500);
if (ret)
return ret;
ret = exynos_set_regulator("vdd_g3d", 1200000);
if (ret)
return ret;
return 0;
}
int board_get_revision(void)
{
return 0;
}
#ifdef CONFIG_USB_DWC3
static struct dwc3_device dwc3_device_data = {
.maximum_speed = USB_SPEED_SUPER,
.base = 0x12400000,
.dr_mode = USB_DR_MODE_PERIPHERAL,
.index = 0,
};
int usb_gadget_handle_interrupts(int index)
{
dwc3_uboot_handle_interrupt(0);
return 0;
}
int board_usb_init(int index, enum usb_init_type init)
{
struct exynos_usb3_phy *phy = (struct exynos_usb3_phy *)
samsung_get_base_usb3_phy();
if (!phy) {
pr_err("usb3 phy not supported\n");
return -ENODEV;
}
set_usbdrd_phy_ctrl(POWER_USB_DRD_PHY_CTRL_EN);
exynos5_usb3_phy_init(phy);
return dwc3_uboot_init(&dwc3_device_data);
}
#endif
#ifdef CONFIG_SET_DFU_ALT_INFO
char *get_dfu_alt_system(char *interface, char *devstr)
{
char *info = "Not supported!";
if (board_is_odroidxu4() || board_is_odroidhc1() || board_is_odroidhc2())
return info;
return env_get("dfu_alt_system");
}
char *get_dfu_alt_boot(char *interface, char *devstr)
{
char *info = "Not supported!";
struct mmc *mmc;
char *alt_boot;
int dev_num;
if (board_is_odroidxu4() || board_is_odroidhc1() || board_is_odroidhc2())
return info;
dev_num = dectoul(devstr, NULL);
mmc = find_mmc_device(dev_num);
if (!mmc)
return NULL;
if (mmc_init(mmc))
return NULL;
if (IS_SD(mmc))
alt_boot = CFG_DFU_ALT_BOOT_SD;
else
alt_boot = CFG_DFU_ALT_BOOT_EMMC;
return alt_boot;
}
#endif
|