Commit | Line | Data |
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ffe7f95b | 1 | /* |
cc067797 | 2 | * Board support file for Nokia N900 (aka RX-51). |
ffe7f95b LL |
3 | * |
4 | * Copyright (C) 2007, 2008 Nokia | |
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 version 2 as | |
8 | * published by the Free Software Foundation. | |
9 | */ | |
10 | ||
11 | #include <linux/kernel.h> | |
12 | #include <linux/init.h> | |
13 | #include <linux/platform_device.h> | |
14 | #include <linux/delay.h> | |
15 | #include <linux/err.h> | |
16 | #include <linux/clk.h> | |
17 | #include <linux/io.h> | |
ffe7f95b | 18 | #include <linux/gpio.h> |
a4b41d8e | 19 | #include <linux/leds.h> |
e8c4a7ac | 20 | #include <linux/usb/musb.h> |
2203747c | 21 | #include <linux/platform_data/spi-omap2-mcspi.h> |
ffe7f95b | 22 | |
ffe7f95b LL |
23 | #include <asm/mach-types.h> |
24 | #include <asm/mach/arch.h> | |
25 | #include <asm/mach/map.h> | |
26 | ||
45c3eb7d | 27 | #include <linux/omap-dma.h> |
ffe7f95b | 28 | |
99f0b8d6 | 29 | #include "common.h" |
ca5742bd | 30 | #include "mux.h" |
99f0b8d6 | 31 | #include "gpmc.h" |
5a1b1d3a | 32 | #include "pm.h" |
fcd8d846 | 33 | #include "sdram-nokia.h" |
ca5742bd | 34 | |
a4b41d8e | 35 | #define RX51_GPIO_SLEEP_IND 162 |
ca5742bd | 36 | |
a4b41d8e KH |
37 | static struct gpio_led gpio_leds[] = { |
38 | { | |
39 | .name = "sleep_ind", | |
40 | .gpio = RX51_GPIO_SLEEP_IND, | |
41 | }, | |
42 | }; | |
43 | ||
44 | static struct gpio_led_platform_data gpio_led_info = { | |
45 | .leds = gpio_leds, | |
46 | .num_leds = ARRAY_SIZE(gpio_leds), | |
47 | }; | |
48 | ||
49 | static struct platform_device leds_gpio = { | |
50 | .name = "leds-gpio", | |
51 | .id = -1, | |
52 | .dev = { | |
53 | .platform_data = &gpio_led_info, | |
54 | }, | |
55 | }; | |
56 | ||
866ba0ef | 57 | /* |
231900af DL |
58 | * cpuidle C-states definition for rx51. |
59 | * | |
60 | * The 'exit_latency' field is the sum of sleep | |
61 | * and wake-up latencies. | |
62 | ||
63 | --------------------------------------------- | |
64 | | state | exit_latency | target_residency | | |
65 | --------------------------------------------- | |
66 | | C1 | 110 + 162 | 5 | | |
67 | | C2 | 106 + 180 | 309 | | |
68 | | C3 | 107 + 410 | 46057 | | |
69 | | C4 | 121 + 3374 | 46057 | | |
70 | | C5 | 855 + 1146 | 46057 | | |
71 | | C6 | 7580 + 4134 | 484329 | | |
72 | | C7 | 7505 + 15274 | 484329 | | |
73 | --------------------------------------------- | |
74 | ||
75 | */ | |
5a1b1d3a | 76 | |
ffe7f95b LL |
77 | extern void __init rx51_peripherals_init(void); |
78 | ||
ca5742bd TL |
79 | #ifdef CONFIG_OMAP_MUX |
80 | static struct omap_board_mux board_mux[] __initdata = { | |
81 | { .reg_offset = OMAP_MUX_TERMINATOR }, | |
82 | }; | |
ca5742bd TL |
83 | #endif |
84 | ||
884b8369 MM |
85 | static struct omap_musb_board_data musb_board_data = { |
86 | .interface_type = MUSB_INTERFACE_ULPI, | |
87 | .mode = MUSB_PERIPHERAL, | |
88 | .power = 0, | |
89 | }; | |
90 | ||
ffe7f95b LL |
91 | static void __init rx51_init(void) |
92 | { | |
a4ca9dbe TL |
93 | struct omap_sdrc_params *sdrc_params; |
94 | ||
ca5742bd | 95 | omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); |
ffe7f95b | 96 | omap_serial_init(); |
a4ca9dbe TL |
97 | |
98 | sdrc_params = nokia_get_sdram_timings(); | |
99 | omap_sdrc_init(sdrc_params, sdrc_params); | |
100 | ||
884b8369 | 101 | usb_musb_init(&musb_board_data); |
ffe7f95b | 102 | rx51_peripherals_init(); |
9fb97412 JP |
103 | |
104 | /* Ensure SDRC pins are mux'd for self-refresh */ | |
4896e394 TL |
105 | omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); |
106 | omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT); | |
a4b41d8e KH |
107 | |
108 | platform_device_register(&leds_gpio); | |
ffe7f95b LL |
109 | } |
110 | ||
26a064d5 FC |
111 | static void __init rx51_reserve(void) |
112 | { | |
26a064d5 FC |
113 | omap_reserve(); |
114 | } | |
115 | ||
ffe7f95b LL |
116 | MACHINE_START(NOKIA_RX51, "Nokia RX-51 board") |
117 | /* Maintainer: Lauri Leukkunen <lauri.leukkunen@nokia.com> */ | |
5e52b435 | 118 | .atag_offset = 0x100, |
26a064d5 | 119 | .reserve = rx51_reserve, |
e990a406 | 120 | .map_io = omap3_map_io, |
8f5b5a41 | 121 | .init_early = omap3430_init_early, |
741e3a89 | 122 | .init_irq = omap3_init_irq, |
6b2f55d7 | 123 | .handle_irq = omap3_intc_handle_irq, |
ffe7f95b | 124 | .init_machine = rx51_init, |
bbd707ac | 125 | .init_late = omap3430_init_late, |
e74984e4 | 126 | .timer = &omap3_timer, |
187e3e06 | 127 | .restart = omap3xxx_restart, |
ffe7f95b | 128 | MACHINE_END |