omap: Rename mmc-twl4030 files to hsmmc
[deliverable/linux.git] / arch / arm / mach-omap2 / board-ldp.c
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49265651
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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>
25#include <linux/spi/ads7846.h>
4a899d5e 26#include <linux/regulator/machine.h>
b07682b6 27#include <linux/i2c/twl.h>
99730225 28#include <linux/io.h>
1c0e147e 29#include <linux/smsc911x.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>
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38#include <plat/board.h>
39#include <plat/common.h>
40#include <plat/gpmc.h>
49265651 41
49265651 42#include <asm/delay.h>
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43#include <plat/control.h>
44#include <plat/usb.h>
49265651 45
ca5742bd 46#include "mux.h"
d02a900b 47#include "hsmmc.h"
90c62bf0 48
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49#define LDP_SMSC911X_CS 1
50#define LDP_SMSC911X_GPIO 152
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51#define DEBUG_BASE 0x08000000
52#define LDP_ETHR_START DEBUG_BASE
b1c056d2 53
1c0e147e 54static struct resource ldp_smsc911x_resources[] = {
b1c056d2 55 [0] = {
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56 .start = LDP_ETHR_START,
57 .end = LDP_ETHR_START + SZ_4K,
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58 .flags = IORESOURCE_MEM,
59 },
60 [1] = {
61 .start = 0,
62 .end = 0,
63 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
64 },
65};
66
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67static struct smsc911x_platform_config ldp_smsc911x_config = {
68 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
69 .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
70 .flags = SMSC911X_USE_32BIT,
71 .phy_interface = PHY_INTERFACE_MODE_MII,
72};
73
74static struct platform_device ldp_smsc911x_device = {
75 .name = "smsc911x",
b1c056d2 76 .id = -1,
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77 .num_resources = ARRAY_SIZE(ldp_smsc911x_resources),
78 .resource = ldp_smsc911x_resources,
79 .dev = {
80 .platform_data = &ldp_smsc911x_config,
81 },
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82};
83
4f543332 84static int board_keymap[] = {
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85 KEY(0, 0, KEY_1),
86 KEY(1, 0, KEY_2),
87 KEY(2, 0, KEY_3),
88 KEY(0, 1, KEY_4),
89 KEY(1, 1, KEY_5),
90 KEY(2, 1, KEY_6),
91 KEY(3, 1, KEY_F5),
92 KEY(0, 2, KEY_7),
93 KEY(1, 2, KEY_8),
94 KEY(2, 2, KEY_9),
95 KEY(3, 2, KEY_F6),
96 KEY(0, 3, KEY_F7),
97 KEY(1, 3, KEY_0),
98 KEY(2, 3, KEY_F8),
99 PERSISTENT_KEY(4, 5),
100 KEY(4, 4, KEY_VOLUMEUP),
101 KEY(5, 5, KEY_VOLUMEDOWN),
102 0
103};
104
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105static struct matrix_keymap_data board_map_data = {
106 .keymap = board_keymap,
107 .keymap_size = ARRAY_SIZE(board_keymap),
108};
109
4a899d5e 110static struct twl4030_keypad_data ldp_kp_twl4030_data = {
4f543332 111 .keymap_data = &board_map_data,
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112 .rows = 6,
113 .cols = 6,
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114 .rep = 1,
115};
116
117static struct gpio_keys_button ldp_gpio_keys_buttons[] = {
118 [0] = {
119 .code = KEY_ENTER,
120 .gpio = 101,
121 .desc = "enter sw",
122 .active_low = 1,
123 .debounce_interval = 30,
124 },
125 [1] = {
126 .code = KEY_F1,
127 .gpio = 102,
128 .desc = "func 1",
129 .active_low = 1,
130 .debounce_interval = 30,
131 },
132 [2] = {
133 .code = KEY_F2,
134 .gpio = 103,
135 .desc = "func 2",
136 .active_low = 1,
137 .debounce_interval = 30,
138 },
139 [3] = {
140 .code = KEY_F3,
141 .gpio = 104,
142 .desc = "func 3",
143 .active_low = 1,
144 .debounce_interval = 30,
145 },
146 [4] = {
147 .code = KEY_F4,
148 .gpio = 105,
149 .desc = "func 4",
150 .active_low = 1,
151 .debounce_interval = 30,
152 },
153 [5] = {
154 .code = KEY_LEFT,
155 .gpio = 106,
156 .desc = "left sw",
157 .active_low = 1,
158 .debounce_interval = 30,
159 },
160 [6] = {
161 .code = KEY_RIGHT,
162 .gpio = 107,
163 .desc = "right sw",
164 .active_low = 1,
165 .debounce_interval = 30,
166 },
167 [7] = {
168 .code = KEY_UP,
169 .gpio = 108,
170 .desc = "up sw",
171 .active_low = 1,
172 .debounce_interval = 30,
173 },
174 [8] = {
175 .code = KEY_DOWN,
176 .gpio = 109,
177 .desc = "down sw",
178 .active_low = 1,
179 .debounce_interval = 30,
180 },
181};
182
183static struct gpio_keys_platform_data ldp_gpio_keys = {
184 .buttons = ldp_gpio_keys_buttons,
185 .nbuttons = ARRAY_SIZE(ldp_gpio_keys_buttons),
186 .rep = 1,
187};
188
189static struct platform_device ldp_gpio_keys_device = {
190 .name = "gpio-keys",
191 .id = -1,
192 .dev = {
193 .platform_data = &ldp_gpio_keys,
194 },
195};
196
197static int ts_gpio;
198
199/**
200 * @brief ads7846_dev_init : Requests & sets GPIO line for pen-irq
201 *
202 * @return - void. If request gpio fails then Flag KERN_ERR.
203 */
204static void ads7846_dev_init(void)
205{
206 if (gpio_request(ts_gpio, "ads7846 irq") < 0) {
207 printk(KERN_ERR "can't get ads746 pen down GPIO\n");
208 return;
209 }
210
211 gpio_direction_input(ts_gpio);
212 omap_set_gpio_debounce(ts_gpio, 1);
213 omap_set_gpio_debounce_time(ts_gpio, 0xa);
214}
215
216static int ads7846_get_pendown_state(void)
217{
218 return !gpio_get_value(ts_gpio);
219}
220
221static struct ads7846_platform_data tsc2046_config __initdata = {
222 .get_pendown_state = ads7846_get_pendown_state,
223 .keep_vref_on = 1,
224};
225
226static struct omap2_mcspi_device_config tsc2046_mcspi_config = {
227 .turbo_mode = 0,
228 .single_channel = 1, /* 0: slave, 1: master */
229};
230
231static struct spi_board_info ldp_spi_board_info[] __initdata = {
232 [0] = {
233 /*
234 * TSC2046 operates at a max freqency of 2MHz, so
235 * operate slightly below at 1.5MHz
236 */
237 .modalias = "ads7846",
238 .bus_num = 1,
239 .chip_select = 0,
240 .max_speed_hz = 1500000,
241 .controller_data = &tsc2046_mcspi_config,
242 .irq = 0,
243 .platform_data = &tsc2046_config,
244 },
245};
246
1c0e147e 247static inline void __init ldp_init_smsc911x(void)
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248{
249 int eth_cs;
250 unsigned long cs_mem_base;
251 int eth_gpio = 0;
252
1c0e147e 253 eth_cs = LDP_SMSC911X_CS;
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254
255 if (gpmc_cs_request(eth_cs, SZ_16M, &cs_mem_base) < 0) {
1c0e147e 256 printk(KERN_ERR "Failed to request GPMC mem for smsc911x\n");
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257 return;
258 }
259
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260 ldp_smsc911x_resources[0].start = cs_mem_base + 0x0;
261 ldp_smsc911x_resources[0].end = cs_mem_base + 0xff;
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262 udelay(100);
263
1c0e147e 264 eth_gpio = LDP_SMSC911X_GPIO;
b1c056d2 265
1c0e147e 266 ldp_smsc911x_resources[1].start = OMAP_GPIO_IRQ(eth_gpio);
b1c056d2 267
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268 if (gpio_request(eth_gpio, "smsc911x irq") < 0) {
269 printk(KERN_ERR "Failed to request GPIO%d for smsc911x IRQ\n",
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270 eth_gpio);
271 return;
272 }
273 gpio_direction_input(eth_gpio);
274}
275
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276static struct platform_device ldp_lcd_device = {
277 .name = "ldp_lcd",
278 .id = -1,
279};
280
281static struct omap_lcd_config ldp_lcd_config __initdata = {
282 .ctrl_name = "internal",
283};
284
49265651 285static struct omap_board_config_kernel ldp_config[] __initdata = {
49adf465 286 { OMAP_TAG_LCD, &ldp_lcd_config },
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287};
288
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289static void __init omap_ldp_init_irq(void)
290{
291 omap_board_config = ldp_config;
292 omap_board_config_size = ARRAY_SIZE(ldp_config);
293 omap2_init_common_hw(NULL, NULL);
294 omap_init_irq();
295 omap_gpio_init();
296 ldp_init_smsc911x();
297}
298
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299static struct twl4030_usb_data ldp_usb_data = {
300 .usb_mode = T2_USB_MODE_ULPI,
301};
302
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303static struct twl4030_gpio_platform_data ldp_gpio_data = {
304 .gpio_base = OMAP_MAX_GPIO_LINES,
305 .irq_base = TWL4030_GPIO_IRQ_BASE,
306 .irq_end = TWL4030_GPIO_IRQ_END,
307};
308
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309static struct twl4030_madc_platform_data ldp_madc_data = {
310 .irq_line = 1,
311};
312
313static struct regulator_consumer_supply ldp_vmmc1_supply = {
314 .supply = "vmmc",
315};
316
317/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
318static struct regulator_init_data ldp_vmmc1 = {
319 .constraints = {
320 .min_uV = 1850000,
321 .max_uV = 3150000,
322 .valid_modes_mask = REGULATOR_MODE_NORMAL
323 | REGULATOR_MODE_STANDBY,
324 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
325 | REGULATOR_CHANGE_MODE
326 | REGULATOR_CHANGE_STATUS,
327 },
328 .num_consumer_supplies = 1,
329 .consumer_supplies = &ldp_vmmc1_supply,
330};
331
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332static struct twl4030_platform_data ldp_twldata = {
333 .irq_base = TWL4030_IRQ_BASE,
334 .irq_end = TWL4030_IRQ_END,
335
336 /* platform_data for children goes here */
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TL
337 .madc = &ldp_madc_data,
338 .usb = &ldp_usb_data,
339 .vmmc1 = &ldp_vmmc1,
90c62bf0 340 .gpio = &ldp_gpio_data,
4a899d5e 341 .keypad = &ldp_kp_twl4030_data,
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TL
342};
343
344static struct i2c_board_info __initdata ldp_i2c_boardinfo[] = {
345 {
346 I2C_BOARD_INFO("twl4030", 0x48),
347 .flags = I2C_CLIENT_WAKE,
348 .irq = INT_34XX_SYS_NIRQ,
349 .platform_data = &ldp_twldata,
350 },
351};
352
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353static int __init omap_i2c_init(void)
354{
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TL
355 omap_register_i2c_bus(1, 2600, ldp_i2c_boardinfo,
356 ARRAY_SIZE(ldp_i2c_boardinfo));
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357 omap_register_i2c_bus(2, 400, NULL, 0);
358 omap_register_i2c_bus(3, 400, NULL, 0);
359 return 0;
360}
361
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362static struct twl4030_hsmmc_info mmc[] __initdata = {
363 {
364 .mmc = 1,
365 .wires = 4,
366 .gpio_cd = -EINVAL,
367 .gpio_wp = -EINVAL,
368 },
369 {} /* Terminator */
370};
371
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372static struct platform_device *ldp_devices[] __initdata = {
373 &ldp_smsc911x_device,
374 &ldp_lcd_device,
4a899d5e 375 &ldp_gpio_keys_device,
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376};
377
ca5742bd
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378#ifdef CONFIG_OMAP_MUX
379static struct omap_board_mux board_mux[] __initdata = {
380 { .reg_offset = OMAP_MUX_TERMINATOR },
381};
382#else
383#define board_mux NULL
384#endif
385
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386static void __init omap_ldp_init(void)
387{
ca5742bd 388 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
49265651 389 omap_i2c_init();
b1c056d2 390 platform_add_devices(ldp_devices, ARRAY_SIZE(ldp_devices));
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TL
391 ts_gpio = 54;
392 ldp_spi_board_info[0].irq = gpio_to_irq(ts_gpio);
393 spi_register_board_info(ldp_spi_board_info,
394 ARRAY_SIZE(ldp_spi_board_info));
395 ads7846_dev_init();
49265651 396 omap_serial_init();
18cb7aca 397 usb_musb_init();
4a899d5e
TL
398
399 twl4030_mmc_init(mmc);
400 /* link regulators to MMC adapters */
401 ldp_vmmc1_supply.dev = mmc[0].dev;
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402}
403
404static void __init omap_ldp_map_io(void)
405{
406 omap2_set_globals_343x();
6fbd55d0 407 omap34xx_map_common_io();
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408}
409
410MACHINE_START(OMAP_LDP, "OMAP LDP board")
411 .phys_io = 0x48000000,
b4224b23 412 .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc,
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413 .boot_params = 0x80000100,
414 .map_io = omap_ldp_map_io,
415 .init_irq = omap_ldp_init_irq,
416 .init_machine = omap_ldp_init,
417 .timer = &omap_timer,
418MACHINE_END
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