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4ab779cb IY |
1 | /* |
2 | * Copyright (C) 2011 Ilya Yanok, Emcraft Systems | |
3 | * | |
4 | * Based on ti/evm/evm.c | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc. | |
19 | */ | |
20 | ||
21 | #include <common.h> | |
22 | #include <asm/io.h> | |
23 | #include <asm/arch/mem.h> | |
24 | #include <asm/arch/mmc_host_def.h> | |
25 | #include <asm/arch/mux.h> | |
26 | #include <asm/arch/sys_proto.h> | |
27 | #include <asm/mach-types.h> | |
28 | #include <asm/gpio.h> | |
29 | #include <asm/omap_gpio.h> | |
8f1fae26 | 30 | #include <asm/arch/dss.h> |
af1d002f | 31 | #include <asm/arch/clock.h> |
4ab779cb IY |
32 | #include "errno.h" |
33 | #include <i2c.h> | |
34 | #ifdef CONFIG_USB_EHCI | |
35 | #include <usb.h> | |
36 | #include <asm/ehci-omap.h> | |
37 | #endif | |
38 | #include "mcx.h" | |
39 | ||
40 | DECLARE_GLOBAL_DATA_PTR; | |
41 | ||
8c735b99 | 42 | #define HOT_WATER_BUTTON 42 |
8f1fae26 SB |
43 | #define LCD_OUTPUT 55 |
44 | ||
45 | /* Address of the framebuffer in RAM. */ | |
46 | #define FB_START_ADDRESS 0x88000000 | |
3ae6abb6 | 47 | |
4ab779cb IY |
48 | #ifdef CONFIG_USB_EHCI |
49 | static struct omap_usbhs_board_data usbhs_bdata = { | |
50 | .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, | |
8c735b99 | 51 | .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED, |
4ab779cb IY |
52 | .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED, |
53 | }; | |
54 | ||
676ae068 | 55 | int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor) |
4ab779cb | 56 | { |
676ae068 | 57 | return omap_ehci_hcd_init(&usbhs_bdata, hccr, hcor); |
4ab779cb IY |
58 | } |
59 | ||
676ae068 | 60 | int ehci_hcd_stop(int index) |
4ab779cb IY |
61 | { |
62 | return omap_ehci_hcd_stop(); | |
63 | } | |
64 | #endif | |
65 | ||
66 | /* | |
67 | * Routine: board_init | |
68 | * Description: Early hardware init. | |
69 | */ | |
70 | int board_init(void) | |
71 | { | |
72 | gpmc_init(); /* in SRAM or SDRAM, finish GPMC */ | |
73 | /* boot param addr */ | |
74 | gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100); | |
75 | ||
8f1fae26 SB |
76 | gpio_direction_output(LCD_OUTPUT, 0); |
77 | ||
4ab779cb IY |
78 | return 0; |
79 | } | |
80 | ||
3ae6abb6 SB |
81 | #ifdef CONFIG_BOARD_LATE_INIT |
82 | int board_late_init(void) | |
83 | { | |
84 | if (gpio_request(HOT_WATER_BUTTON, "hot-water-button") < 0) { | |
85 | puts("Failed to get hot-water-button pin\n"); | |
86 | return -ENODEV; | |
87 | } | |
88 | gpio_direction_input(HOT_WATER_BUTTON); | |
89 | ||
90 | /* | |
91 | * if hot-water-button is pressed | |
92 | * change bootcmd | |
93 | */ | |
94 | if (gpio_get_value(HOT_WATER_BUTTON)) | |
95 | return 0; | |
96 | ||
97 | setenv("bootcmd", "run swupdate"); | |
8c735b99 | 98 | |
3ae6abb6 SB |
99 | return 0; |
100 | } | |
101 | #endif | |
102 | ||
4ab779cb IY |
103 | /* |
104 | * Routine: set_muxconf_regs | |
105 | * Description: Setting up the configuration Mux registers specific to the | |
106 | * hardware. Many pins need to be moved from protect to primary | |
107 | * mode. | |
108 | */ | |
109 | void set_muxconf_regs(void) | |
110 | { | |
111 | MUX_MCX(); | |
112 | } | |
113 | ||
114 | #if defined(CONFIG_OMAP_HSMMC) && !defined(CONFIG_SPL_BUILD) | |
115 | int board_mmc_init(bd_t *bis) | |
116 | { | |
e3913f56 | 117 | return omap_mmc_init(0, 0, 0, -1, -1); |
4ab779cb IY |
118 | } |
119 | #endif | |
8f1fae26 SB |
120 | |
121 | #if defined(CONFIG_VIDEO) && !defined(CONFIG_SPL_BUILD) | |
122 | ||
123 | static struct panel_config lcd_cfg = { | |
124 | .timing_h = PANEL_TIMING_H(40, 40, 48), | |
125 | .timing_v = PANEL_TIMING_V(29, 13, 3), | |
126 | .pol_freq = 0x00003000, /* Pol Freq */ | |
127 | .divisor = 0x0001000E, | |
128 | .panel_type = 0x01, /* TFT */ | |
129 | .data_lines = 0x03, /* 24 Bit RGB */ | |
130 | .load_mode = 0x02, /* Frame Mode */ | |
131 | .panel_color = 0, | |
132 | .lcd_size = PANEL_LCD_SIZE(800, 480), | |
bcc6cc9b | 133 | .gfx_format = GFXFORMAT_RGB24_UNPACKED, |
8f1fae26 SB |
134 | }; |
135 | ||
136 | int board_video_init(void) | |
137 | { | |
138 | struct prcm *prcm_base = (struct prcm *)PRCM_BASE; | |
139 | void *fb; | |
140 | ||
141 | fb = (void *)FB_START_ADDRESS; | |
142 | ||
143 | lcd_cfg.frame_buffer = fb; | |
144 | ||
145 | setbits_le32(&prcm_base->fclken_dss, FCK_DSS_ON); | |
146 | setbits_le32(&prcm_base->iclken_dss, ICK_DSS_ON); | |
147 | ||
148 | omap3_dss_panel_config(&lcd_cfg); | |
149 | omap3_dss_enable(); | |
150 | ||
151 | return 0; | |
152 | } | |
153 | #endif |