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4ab779cb IY |
1 | /* |
2 | * Copyright (C) 2011 Ilya Yanok, Emcraft Systems | |
3 | * | |
4 | * Based on ti/evm/evm.c | |
5 | * | |
1a459660 | 6 | * SPDX-License-Identifier: GPL-2.0+ |
4ab779cb IY |
7 | */ |
8 | ||
9 | #include <common.h> | |
10 | #include <asm/io.h> | |
11 | #include <asm/arch/mem.h> | |
12 | #include <asm/arch/mmc_host_def.h> | |
13 | #include <asm/arch/mux.h> | |
14 | #include <asm/arch/sys_proto.h> | |
15 | #include <asm/mach-types.h> | |
16 | #include <asm/gpio.h> | |
17 | #include <asm/omap_gpio.h> | |
8f1fae26 | 18 | #include <asm/arch/dss.h> |
af1d002f | 19 | #include <asm/arch/clock.h> |
4ab779cb IY |
20 | #include "errno.h" |
21 | #include <i2c.h> | |
22 | #ifdef CONFIG_USB_EHCI | |
23 | #include <usb.h> | |
24 | #include <asm/ehci-omap.h> | |
25 | #endif | |
26 | #include "mcx.h" | |
27 | ||
28 | DECLARE_GLOBAL_DATA_PTR; | |
29 | ||
8c735b99 | 30 | #define HOT_WATER_BUTTON 42 |
8f1fae26 SB |
31 | #define LCD_OUTPUT 55 |
32 | ||
33 | /* Address of the framebuffer in RAM. */ | |
34 | #define FB_START_ADDRESS 0x88000000 | |
3ae6abb6 | 35 | |
4ab779cb IY |
36 | #ifdef CONFIG_USB_EHCI |
37 | static struct omap_usbhs_board_data usbhs_bdata = { | |
38 | .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, | |
8c735b99 | 39 | .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED, |
4ab779cb IY |
40 | .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED, |
41 | }; | |
42 | ||
676ae068 | 43 | int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor) |
4ab779cb | 44 | { |
676ae068 | 45 | return omap_ehci_hcd_init(&usbhs_bdata, hccr, hcor); |
4ab779cb IY |
46 | } |
47 | ||
676ae068 | 48 | int ehci_hcd_stop(int index) |
4ab779cb IY |
49 | { |
50 | return omap_ehci_hcd_stop(); | |
51 | } | |
52 | #endif | |
53 | ||
54 | /* | |
55 | * Routine: board_init | |
56 | * Description: Early hardware init. | |
57 | */ | |
58 | int board_init(void) | |
59 | { | |
60 | gpmc_init(); /* in SRAM or SDRAM, finish GPMC */ | |
61 | /* boot param addr */ | |
62 | gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100); | |
63 | ||
8f1fae26 SB |
64 | gpio_direction_output(LCD_OUTPUT, 0); |
65 | ||
4ab779cb IY |
66 | return 0; |
67 | } | |
68 | ||
3ae6abb6 SB |
69 | #ifdef CONFIG_BOARD_LATE_INIT |
70 | int board_late_init(void) | |
71 | { | |
72 | if (gpio_request(HOT_WATER_BUTTON, "hot-water-button") < 0) { | |
73 | puts("Failed to get hot-water-button pin\n"); | |
74 | return -ENODEV; | |
75 | } | |
76 | gpio_direction_input(HOT_WATER_BUTTON); | |
77 | ||
78 | /* | |
79 | * if hot-water-button is pressed | |
80 | * change bootcmd | |
81 | */ | |
82 | if (gpio_get_value(HOT_WATER_BUTTON)) | |
83 | return 0; | |
84 | ||
85 | setenv("bootcmd", "run swupdate"); | |
8c735b99 | 86 | |
3ae6abb6 SB |
87 | return 0; |
88 | } | |
89 | #endif | |
90 | ||
4ab779cb IY |
91 | /* |
92 | * Routine: set_muxconf_regs | |
93 | * Description: Setting up the configuration Mux registers specific to the | |
94 | * hardware. Many pins need to be moved from protect to primary | |
95 | * mode. | |
96 | */ | |
97 | void set_muxconf_regs(void) | |
98 | { | |
99 | MUX_MCX(); | |
100 | } | |
101 | ||
102 | #if defined(CONFIG_OMAP_HSMMC) && !defined(CONFIG_SPL_BUILD) | |
103 | int board_mmc_init(bd_t *bis) | |
104 | { | |
e3913f56 | 105 | return omap_mmc_init(0, 0, 0, -1, -1); |
4ab779cb IY |
106 | } |
107 | #endif | |
8f1fae26 SB |
108 | |
109 | #if defined(CONFIG_VIDEO) && !defined(CONFIG_SPL_BUILD) | |
110 | ||
111 | static struct panel_config lcd_cfg = { | |
112 | .timing_h = PANEL_TIMING_H(40, 40, 48), | |
113 | .timing_v = PANEL_TIMING_V(29, 13, 3), | |
114 | .pol_freq = 0x00003000, /* Pol Freq */ | |
115 | .divisor = 0x0001000E, | |
116 | .panel_type = 0x01, /* TFT */ | |
117 | .data_lines = 0x03, /* 24 Bit RGB */ | |
118 | .load_mode = 0x02, /* Frame Mode */ | |
119 | .panel_color = 0, | |
120 | .lcd_size = PANEL_LCD_SIZE(800, 480), | |
bcc6cc9b | 121 | .gfx_format = GFXFORMAT_RGB24_UNPACKED, |
8f1fae26 SB |
122 | }; |
123 | ||
124 | int board_video_init(void) | |
125 | { | |
126 | struct prcm *prcm_base = (struct prcm *)PRCM_BASE; | |
127 | void *fb; | |
128 | ||
129 | fb = (void *)FB_START_ADDRESS; | |
130 | ||
131 | lcd_cfg.frame_buffer = fb; | |
132 | ||
133 | setbits_le32(&prcm_base->fclken_dss, FCK_DSS_ON); | |
134 | setbits_le32(&prcm_base->iclken_dss, ICK_DSS_ON); | |
135 | ||
136 | omap3_dss_panel_config(&lcd_cfg); | |
137 | omap3_dss_enable(); | |
138 | ||
139 | return 0; | |
140 | } | |
141 | #endif |