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49265651 NK |
1 | /* |
2 | * linux/arch/arm/mach-omap2/board-ldp.c | |
3 | * | |
4 | * Copyright (C) 2008 Texas Instruments Inc. | |
5 | * Nishant Kamat <nskamat@ti.com> | |
6 | * | |
7 | * Modified from mach-omap2/board-3430sdp.c | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License version 2 as | |
11 | * published by the Free Software Foundation. | |
12 | */ | |
13 | ||
14 | #include <linux/kernel.h> | |
15 | #include <linux/init.h> | |
16 | #include <linux/platform_device.h> | |
17 | #include <linux/delay.h> | |
18 | #include <linux/input.h> | |
6135434a | 19 | #include <linux/input/matrix_keypad.h> |
4a899d5e | 20 | #include <linux/gpio_keys.h> |
49265651 NK |
21 | #include <linux/workqueue.h> |
22 | #include <linux/err.h> | |
23 | #include <linux/clk.h> | |
24 | #include <linux/spi/spi.h> | |
4a899d5e | 25 | #include <linux/regulator/machine.h> |
b07682b6 | 26 | #include <linux/i2c/twl.h> |
99730225 | 27 | #include <linux/io.h> |
1c0e147e | 28 | #include <linux/smsc911x.h> |
3a63833e | 29 | #include <linux/mmc/host.h> |
49265651 NK |
30 | |
31 | #include <mach/hardware.h> | |
32 | #include <asm/mach-types.h> | |
33 | #include <asm/mach/arch.h> | |
34 | #include <asm/mach/map.h> | |
35 | ||
ce491cf8 | 36 | #include <plat/mcspi.h> |
49265651 | 37 | #include <mach/gpio.h> |
ce491cf8 TL |
38 | #include <plat/board.h> |
39 | #include <plat/common.h> | |
40 | #include <plat/gpmc.h> | |
2430f9df | 41 | #include <mach/board-zoom.h> |
49265651 | 42 | |
49265651 | 43 | #include <asm/delay.h> |
ce491cf8 | 44 | #include <plat/usb.h> |
21b42731 | 45 | #include <plat/gpmc-smsc911x.h> |
49265651 | 46 | |
04aeae77 | 47 | #include "board-flash.h" |
ca5742bd | 48 | #include "mux.h" |
d02a900b | 49 | #include "hsmmc.h" |
4814ced5 | 50 | #include "control.h" |
96974a24 | 51 | #include "common-board-devices.h" |
90c62bf0 | 52 | |
1c0e147e SG |
53 | #define LDP_SMSC911X_CS 1 |
54 | #define LDP_SMSC911X_GPIO 152 | |
ec7558a6 TL |
55 | #define DEBUG_BASE 0x08000000 |
56 | #define LDP_ETHR_START DEBUG_BASE | |
b1c056d2 | 57 | |
bead4375 | 58 | static uint32_t board_keymap[] = { |
4a899d5e TL |
59 | KEY(0, 0, KEY_1), |
60 | KEY(1, 0, KEY_2), | |
61 | KEY(2, 0, KEY_3), | |
62 | KEY(0, 1, KEY_4), | |
63 | KEY(1, 1, KEY_5), | |
64 | KEY(2, 1, KEY_6), | |
65 | KEY(3, 1, KEY_F5), | |
66 | KEY(0, 2, KEY_7), | |
67 | KEY(1, 2, KEY_8), | |
68 | KEY(2, 2, KEY_9), | |
69 | KEY(3, 2, KEY_F6), | |
70 | KEY(0, 3, KEY_F7), | |
71 | KEY(1, 3, KEY_0), | |
72 | KEY(2, 3, KEY_F8), | |
73 | PERSISTENT_KEY(4, 5), | |
74 | KEY(4, 4, KEY_VOLUMEUP), | |
75 | KEY(5, 5, KEY_VOLUMEDOWN), | |
76 | 0 | |
77 | }; | |
78 | ||
4f543332 TL |
79 | static struct matrix_keymap_data board_map_data = { |
80 | .keymap = board_keymap, | |
81 | .keymap_size = ARRAY_SIZE(board_keymap), | |
82 | }; | |
83 | ||
4a899d5e | 84 | static struct twl4030_keypad_data ldp_kp_twl4030_data = { |
4f543332 | 85 | .keymap_data = &board_map_data, |
4a899d5e TL |
86 | .rows = 6, |
87 | .cols = 6, | |
4a899d5e TL |
88 | .rep = 1, |
89 | }; | |
90 | ||
91 | static struct gpio_keys_button ldp_gpio_keys_buttons[] = { | |
92 | [0] = { | |
93 | .code = KEY_ENTER, | |
94 | .gpio = 101, | |
95 | .desc = "enter sw", | |
96 | .active_low = 1, | |
97 | .debounce_interval = 30, | |
98 | }, | |
99 | [1] = { | |
100 | .code = KEY_F1, | |
101 | .gpio = 102, | |
102 | .desc = "func 1", | |
103 | .active_low = 1, | |
104 | .debounce_interval = 30, | |
105 | }, | |
106 | [2] = { | |
107 | .code = KEY_F2, | |
108 | .gpio = 103, | |
109 | .desc = "func 2", | |
110 | .active_low = 1, | |
111 | .debounce_interval = 30, | |
112 | }, | |
113 | [3] = { | |
114 | .code = KEY_F3, | |
115 | .gpio = 104, | |
116 | .desc = "func 3", | |
117 | .active_low = 1, | |
118 | .debounce_interval = 30, | |
119 | }, | |
120 | [4] = { | |
121 | .code = KEY_F4, | |
122 | .gpio = 105, | |
123 | .desc = "func 4", | |
124 | .active_low = 1, | |
125 | .debounce_interval = 30, | |
126 | }, | |
127 | [5] = { | |
128 | .code = KEY_LEFT, | |
129 | .gpio = 106, | |
130 | .desc = "left sw", | |
131 | .active_low = 1, | |
132 | .debounce_interval = 30, | |
133 | }, | |
134 | [6] = { | |
135 | .code = KEY_RIGHT, | |
136 | .gpio = 107, | |
137 | .desc = "right sw", | |
138 | .active_low = 1, | |
139 | .debounce_interval = 30, | |
140 | }, | |
141 | [7] = { | |
142 | .code = KEY_UP, | |
143 | .gpio = 108, | |
144 | .desc = "up sw", | |
145 | .active_low = 1, | |
146 | .debounce_interval = 30, | |
147 | }, | |
148 | [8] = { | |
149 | .code = KEY_DOWN, | |
150 | .gpio = 109, | |
151 | .desc = "down sw", | |
152 | .active_low = 1, | |
153 | .debounce_interval = 30, | |
154 | }, | |
155 | }; | |
156 | ||
157 | static struct gpio_keys_platform_data ldp_gpio_keys = { | |
158 | .buttons = ldp_gpio_keys_buttons, | |
159 | .nbuttons = ARRAY_SIZE(ldp_gpio_keys_buttons), | |
160 | .rep = 1, | |
161 | }; | |
162 | ||
163 | static struct platform_device ldp_gpio_keys_device = { | |
164 | .name = "gpio-keys", | |
165 | .id = -1, | |
166 | .dev = { | |
167 | .platform_data = &ldp_gpio_keys, | |
168 | }, | |
169 | }; | |
170 | ||
21b42731 MR |
171 | static struct omap_smsc911x_platform_data smsc911x_cfg = { |
172 | .cs = LDP_SMSC911X_CS, | |
173 | .gpio_irq = LDP_SMSC911X_GPIO, | |
174 | .gpio_reset = -EINVAL, | |
175 | .flags = SMSC911X_USE_32BIT, | |
176 | }; | |
177 | ||
1c0e147e | 178 | static inline void __init ldp_init_smsc911x(void) |
b1c056d2 | 179 | { |
21b42731 | 180 | gpmc_smsc911x_init(&smsc911x_cfg); |
b1c056d2 SM |
181 | } |
182 | ||
49adf465 ID |
183 | static struct platform_device ldp_lcd_device = { |
184 | .name = "ldp_lcd", | |
185 | .id = -1, | |
186 | }; | |
187 | ||
188 | static struct omap_lcd_config ldp_lcd_config __initdata = { | |
189 | .ctrl_name = "internal", | |
190 | }; | |
191 | ||
49265651 | 192 | static struct omap_board_config_kernel ldp_config[] __initdata = { |
49adf465 | 193 | { OMAP_TAG_LCD, &ldp_lcd_config }, |
49265651 NK |
194 | }; |
195 | ||
3dc3bad6 | 196 | static void __init omap_ldp_init_early(void) |
b3c6df3a | 197 | { |
4805734b PW |
198 | omap2_init_common_infrastructure(); |
199 | omap2_init_common_devices(NULL, NULL); | |
b3c6df3a PW |
200 | } |
201 | ||
90c62bf0 TL |
202 | static struct twl4030_gpio_platform_data ldp_gpio_data = { |
203 | .gpio_base = OMAP_MAX_GPIO_LINES, | |
204 | .irq_base = TWL4030_GPIO_IRQ_BASE, | |
205 | .irq_end = TWL4030_GPIO_IRQ_END, | |
206 | }; | |
207 | ||
786b01a8 OD |
208 | static struct regulator_consumer_supply ldp_vmmc1_supply[] = { |
209 | REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"), | |
4a899d5e TL |
210 | }; |
211 | ||
212 | /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ | |
213 | static struct regulator_init_data ldp_vmmc1 = { | |
214 | .constraints = { | |
215 | .min_uV = 1850000, | |
216 | .max_uV = 3150000, | |
217 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
218 | | REGULATOR_MODE_STANDBY, | |
219 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | |
220 | | REGULATOR_CHANGE_MODE | |
221 | | REGULATOR_CHANGE_STATUS, | |
222 | }, | |
786b01a8 OD |
223 | .num_consumer_supplies = ARRAY_SIZE(ldp_vmmc1_supply), |
224 | .consumer_supplies = ldp_vmmc1_supply, | |
4a899d5e TL |
225 | }; |
226 | ||
f463effe TL |
227 | /* ads7846 on SPI */ |
228 | static struct regulator_consumer_supply ldp_vaux1_supplies[] = { | |
229 | REGULATOR_SUPPLY("vcc", "spi1.0"), | |
230 | }; | |
231 | ||
232 | /* VAUX1 */ | |
233 | static struct regulator_init_data ldp_vaux1 = { | |
234 | .constraints = { | |
235 | .min_uV = 3000000, | |
236 | .max_uV = 3000000, | |
237 | .apply_uV = true, | |
238 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
239 | | REGULATOR_MODE_STANDBY, | |
240 | .valid_ops_mask = REGULATOR_CHANGE_MODE | |
241 | | REGULATOR_CHANGE_STATUS, | |
242 | }, | |
243 | .num_consumer_supplies = ARRAY_SIZE(ldp_vaux1_supplies), | |
244 | .consumer_supplies = ldp_vaux1_supplies, | |
245 | }; | |
246 | ||
90c62bf0 | 247 | static struct twl4030_platform_data ldp_twldata = { |
90c62bf0 | 248 | /* platform_data for children goes here */ |
4a899d5e | 249 | .vmmc1 = &ldp_vmmc1, |
f463effe | 250 | .vaux1 = &ldp_vaux1, |
90c62bf0 | 251 | .gpio = &ldp_gpio_data, |
4a899d5e | 252 | .keypad = &ldp_kp_twl4030_data, |
90c62bf0 TL |
253 | }; |
254 | ||
49265651 NK |
255 | static int __init omap_i2c_init(void) |
256 | { | |
827ed9ae PU |
257 | omap3_pmic_get_config(&ldp_twldata, |
258 | TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC, 0); | |
fbd8071c | 259 | omap3_pmic_init("twl4030", &ldp_twldata); |
49265651 NK |
260 | omap_register_i2c_bus(2, 400, NULL, 0); |
261 | omap_register_i2c_bus(3, 400, NULL, 0); | |
262 | return 0; | |
263 | } | |
264 | ||
68ff0423 | 265 | static struct omap2_hsmmc_info mmc[] __initdata = { |
90c62bf0 TL |
266 | { |
267 | .mmc = 1, | |
3a63833e | 268 | .caps = MMC_CAP_4_BIT_DATA, |
90c62bf0 TL |
269 | .gpio_cd = -EINVAL, |
270 | .gpio_wp = -EINVAL, | |
271 | }, | |
272 | {} /* Terminator */ | |
273 | }; | |
274 | ||
49adf465 | 275 | static struct platform_device *ldp_devices[] __initdata = { |
49adf465 | 276 | &ldp_lcd_device, |
4a899d5e | 277 | &ldp_gpio_keys_device, |
49adf465 ID |
278 | }; |
279 | ||
ca5742bd TL |
280 | #ifdef CONFIG_OMAP_MUX |
281 | static struct omap_board_mux board_mux[] __initdata = { | |
282 | { .reg_offset = OMAP_MUX_TERMINATOR }, | |
283 | }; | |
ca5742bd TL |
284 | #endif |
285 | ||
2430f9df SG |
286 | static struct mtd_partition ldp_nand_partitions[] = { |
287 | /* All the partition sizes are listed in terms of NAND block size */ | |
288 | { | |
289 | .name = "X-Loader-NAND", | |
290 | .offset = 0, | |
291 | .size = 4 * (64 * 2048), /* 512KB, 0x80000 */ | |
292 | .mask_flags = MTD_WRITEABLE, /* force read-only */ | |
293 | }, | |
294 | { | |
295 | .name = "U-Boot-NAND", | |
296 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */ | |
297 | .size = 10 * (64 * 2048), /* 1.25MB, 0x140000 */ | |
298 | .mask_flags = MTD_WRITEABLE, /* force read-only */ | |
299 | }, | |
300 | { | |
301 | .name = "Boot Env-NAND", | |
302 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x1c0000 */ | |
303 | .size = 2 * (64 * 2048), /* 256KB, 0x40000 */ | |
304 | }, | |
305 | { | |
306 | .name = "Kernel-NAND", | |
307 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x0200000*/ | |
308 | .size = 240 * (64 * 2048), /* 30M, 0x1E00000 */ | |
309 | }, | |
310 | { | |
311 | .name = "File System - NAND", | |
312 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x2000000 */ | |
313 | .size = MTDPART_SIZ_FULL, /* 96MB, 0x6000000 */ | |
314 | }, | |
315 | ||
316 | }; | |
317 | ||
49265651 NK |
318 | static void __init omap_ldp_init(void) |
319 | { | |
ca5742bd | 320 | omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); |
e41cccfe TL |
321 | omap_board_config = ldp_config; |
322 | omap_board_config_size = ARRAY_SIZE(ldp_config); | |
c2cdaffe | 323 | ldp_init_smsc911x(); |
49265651 | 324 | omap_i2c_init(); |
b1c056d2 | 325 | platform_add_devices(ldp_devices, ARRAY_SIZE(ldp_devices)); |
96974a24 | 326 | omap_ads7846_init(1, 54, 310, NULL); |
49265651 | 327 | omap_serial_init(); |
9e18630b | 328 | usb_musb_init(NULL); |
2430f9df | 329 | board_nand_init(ldp_nand_partitions, |
d5ce2b65 | 330 | ARRAY_SIZE(ldp_nand_partitions), ZOOM_NAND_CS, 0); |
4a899d5e | 331 | |
68ff0423 | 332 | omap2_hsmmc_init(mmc); |
49265651 NK |
333 | } |
334 | ||
49265651 | 335 | MACHINE_START(OMAP_LDP, "OMAP LDP board") |
5e52b435 | 336 | .atag_offset = 0x100, |
71ee7dad | 337 | .reserve = omap_reserve, |
3dc3bad6 RKAL |
338 | .map_io = omap3_map_io, |
339 | .init_early = omap_ldp_init_early, | |
741e3a89 | 340 | .init_irq = omap3_init_irq, |
49265651 | 341 | .init_machine = omap_ldp_init, |
e74984e4 | 342 | .timer = &omap3_timer, |
49265651 | 343 | MACHINE_END |