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
|
/*
* Copyright (C) 2011 Ilya Yanok, Emcraft Systems
*
* Based on ti/evm/evm.c
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc.
*/
#include <common.h>
#include <asm/io.h>
#include <asm/arch/mem.h>
#include <asm/arch/mmc_host_def.h>
#include <asm/arch/mux.h>
#include <asm/arch/sys_proto.h>
#include <asm/mach-types.h>
#include <asm/gpio.h>
#include <asm/omap_gpio.h>
#include <asm/arch/dss.h>
#include <asm/arch/clocks.h>
#include "errno.h"
#include <i2c.h>
#ifdef CONFIG_USB_EHCI
#include <usb.h>
#include <asm/ehci-omap.h>
#endif
#include "mcx.h"
DECLARE_GLOBAL_DATA_PTR;
#define HOT_WATER_BUTTON 42
#define LCD_OUTPUT 55
/* Address of the framebuffer in RAM. */
#define FB_START_ADDRESS 0x88000000
#ifdef CONFIG_USB_EHCI
static struct omap_usbhs_board_data usbhs_bdata = {
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
.port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
};
int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor)
{
return omap_ehci_hcd_init(&usbhs_bdata, hccr, hcor);
}
int ehci_hcd_stop(int index)
{
return omap_ehci_hcd_stop();
}
#endif
/*
* Routine: board_init
* Description: Early hardware init.
*/
int board_init(void)
{
gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
/* boot param addr */
gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
gpio_direction_output(LCD_OUTPUT, 0);
return 0;
}
#ifdef CONFIG_BOARD_LATE_INIT
int board_late_init(void)
{
if (gpio_request(HOT_WATER_BUTTON, "hot-water-button") < 0) {
puts("Failed to get hot-water-button pin\n");
return -ENODEV;
}
gpio_direction_input(HOT_WATER_BUTTON);
/*
* if hot-water-button is pressed
* change bootcmd
*/
if (gpio_get_value(HOT_WATER_BUTTON))
return 0;
setenv("bootcmd", "run swupdate");
return 0;
}
#endif
/*
* Routine: set_muxconf_regs
* Description: Setting up the configuration Mux registers specific to the
* hardware. Many pins need to be moved from protect to primary
* mode.
*/
void set_muxconf_regs(void)
{
MUX_MCX();
}
#if defined(CONFIG_OMAP_HSMMC) && !defined(CONFIG_SPL_BUILD)
int board_mmc_init(bd_t *bis)
{
return omap_mmc_init(0, 0, 0);
}
#endif
#if defined(CONFIG_VIDEO) && !defined(CONFIG_SPL_BUILD)
static struct panel_config lcd_cfg = {
.timing_h = PANEL_TIMING_H(40, 40, 48),
.timing_v = PANEL_TIMING_V(29, 13, 3),
.pol_freq = 0x00003000, /* Pol Freq */
.divisor = 0x0001000E,
.panel_type = 0x01, /* TFT */
.data_lines = 0x03, /* 24 Bit RGB */
.load_mode = 0x02, /* Frame Mode */
.panel_color = 0,
.lcd_size = PANEL_LCD_SIZE(800, 480),
};
int board_video_init(void)
{
struct prcm *prcm_base = (struct prcm *)PRCM_BASE;
void *fb;
fb = (void *)FB_START_ADDRESS;
lcd_cfg.frame_buffer = fb;
setbits_le32(&prcm_base->fclken_dss, FCK_DSS_ON);
setbits_le32(&prcm_base->iclken_dss, ICK_DSS_ON);
omap3_dss_panel_config(&lcd_cfg);
omap3_dss_enable();
return 0;
}
#endif
|
