ARM: mach-omap2: convert boot_params to atag_offset
[deliverable/linux.git] / arch / arm / mach-omap2 / board-ldp.c
CommitLineData
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>
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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>
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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 58static 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
79static struct matrix_keymap_data board_map_data = {
80 .keymap = board_keymap,
81 .keymap_size = ARRAY_SIZE(board_keymap),
82};
83
4a899d5e 84static struct twl4030_keypad_data ldp_kp_twl4030_data = {
4f543332 85 .keymap_data = &board_map_data,
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TL
86 .rows = 6,
87 .cols = 6,
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88 .rep = 1,
89};
90
91static 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
157static 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
163static 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
171static 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 178static inline void __init ldp_init_smsc911x(void)
b1c056d2 179{
21b42731 180 gpmc_smsc911x_init(&smsc911x_cfg);
b1c056d2
SM
181}
182
49adf465
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183static struct platform_device ldp_lcd_device = {
184 .name = "ldp_lcd",
185 .id = -1,
186};
187
188static struct omap_lcd_config ldp_lcd_config __initdata = {
189 .ctrl_name = "internal",
190};
191
49265651 192static struct omap_board_config_kernel ldp_config[] __initdata = {
49adf465 193 { OMAP_TAG_LCD, &ldp_lcd_config },
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194};
195
3dc3bad6 196static 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
202static 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
208static 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) */
213static 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 */
228static struct regulator_consumer_supply ldp_vaux1_supplies[] = {
229 REGULATOR_SUPPLY("vcc", "spi1.0"),
230};
231
232/* VAUX1 */
233static 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 247static 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
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255static 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);
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260 omap_register_i2c_bus(2, 400, NULL, 0);
261 omap_register_i2c_bus(3, 400, NULL, 0);
262 return 0;
263}
264
68ff0423 265static 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 275static 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
281static struct omap_board_mux board_mux[] __initdata = {
282 { .reg_offset = OMAP_MUX_TERMINATOR },
283};
ca5742bd
TL
284#endif
285
2430f9df
SG
286static 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
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318static 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);
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333}
334
49265651 335MACHINE_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 343MACHINE_END
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