aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-pxa/littleton.c
blob: 5d665588c7eba5a75180d7c515d0852ecc55951e (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
/*
 *  linux/arch/arm/mach-pxa/littleton.c
 *
 *  Support for the Marvell Littleton Development Platform.
 *
 *  Author:	Jason Chagas (largely modified code)
 *  Created:	Nov 20, 2006
 *  Copyright:	(C) Copyright 2006 Marvell International Ltd.
 *
 *  2007-11-22  modified to align with latest kernel
 *              eric miao <eric.miao@marvell.com>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License version 2 as
 *  publishhed by the Free Software Foundation.
 */

#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/gpio.h>
#include <linux/spi/spi.h>
#include <linux/spi/pxa2xx_spi.h>
#include <linux/smc91x.h>
#include <linux/i2c.h>
#include <linux/leds.h>
#include <linux/mfd/da903x.h>
#include <linux/i2c/max732x.h>
#include <linux/i2c/pxa-i2c.h>

#include <asm/types.h>
#include <asm/setup.h>
#include <asm/memory.h>
#include <asm/mach-types.h>
#include <mach/hardware.h>
#include <asm/irq.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>

#include <mach/pxa300.h>
#include <linux/platform_data/video-pxafb.h>
#include <linux/platform_data/mmc-pxamci.h>
#include <linux/platform_data/keypad-pxa27x.h>
#include <mach/littleton.h>
#include <linux/platform_data/mtd-nand-pxa3xx.h>

#include "generic.h"

#define GPIO_MMC1_CARD_DETECT	mfp_to_gpio(MFP_PIN_GPIO15)

/* Littleton MFP configurations */
static mfp_cfg_t littleton_mfp_cfg[] __initdata = {
	/* LCD */
	GPIO54_LCD_LDD_0,
	GPIO55_LCD_LDD_1,
	GPIO56_LCD_LDD_2,
	GPIO57_LCD_LDD_3,
	GPIO58_LCD_LDD_4,
	GPIO59_LCD_LDD_5,
	GPIO60_LCD_LDD_6,
	GPIO61_LCD_LDD_7,
	GPIO62_LCD_LDD_8,
	GPIO63_LCD_LDD_9,
	GPIO64_LCD_LDD_10,
	GPIO65_LCD_LDD_11,
	GPIO66_LCD_LDD_12,
	GPIO67_LCD_LDD_13,
	GPIO68_LCD_LDD_14,
	GPIO69_LCD_LDD_15,
	GPIO70_LCD_LDD_16,
	GPIO71_LCD_LDD_17,
	GPIO72_LCD_FCLK,
	GPIO73_LCD_LCLK,
	GPIO74_LCD_PCLK,
	GPIO75_LCD_BIAS,

	/* SSP2 */
	GPIO25_SSP2_SCLK,
	GPIO27_SSP2_TXD,
	GPIO17_GPIO,	/* SFRM as chip-select */

	/* Debug Ethernet */
	GPIO90_GPIO,

	/* Keypad */
	GPIO107_KP_DKIN_0,
	GPIO108_KP_DKIN_1,
	GPIO115_KP_MKIN_0,
	GPIO116_KP_MKIN_1,
	GPIO117_KP_MKIN_2,
	GPIO118_KP_MKIN_3,
	GPIO119_KP_MKIN_4,
	GPIO120_KP_MKIN_5,
	GPIO121_KP_MKOUT_0,
	GPIO122_KP_MKOUT_1,
	GPIO123_KP_MKOUT_2,
	GPIO124_KP_MKOUT_3,
	GPIO125_KP_MKOUT_4,

	/* MMC1 */
	GPIO3_MMC1_DAT0,
	GPIO4_MMC1_DAT1,
	GPIO5_MMC1_DAT2,
	GPIO6_MMC1_DAT3,
	GPIO7_MMC1_CLK,
	GPIO8_MMC1_CMD,
	GPIO15_GPIO, /* card detect */

	/* UART3 */
	GPIO107_UART3_CTS,
	GPIO108_UART3_RTS,
	GPIO109_UART3_TXD,
	GPIO110_UART3_RXD,
};

static struct resource smc91x_resources[] = {
	[0] = {
		.start	= (LITTLETON_ETH_PHYS + 0x300),
		.end	= (LITTLETON_ETH_PHYS + 0xfffff),
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO90)),
		.end	= PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO90)),
		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
	}
};

static struct smc91x_platdata littleton_smc91x_info = {
	.flags	= SMC91X_USE_8BIT | SMC91X_USE_16BIT |
		  SMC91X_NOWAIT | SMC91X_USE_DMA,
};

static struct platform_device smc91x_device = {
	.name		= "smc91x",
	.id		= 0,
	.num_resources	= ARRAY_SIZE(smc91x_resources),
	.resource	= smc91x_resources,
	.dev		= {
		.platform_data = &littleton_smc91x_info,
	},
};

#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
static struct pxafb_mode_info tpo_tdo24mtea1_modes[] = {
	[0] = {
		/* VGA */
		.pixclock	= 38250,
		.xres		= 480,
		.yres		= 640,
		.bpp		= 16,
		.hsync_len	= 8,
		.left_margin	= 8,
		.right_margin	= 24,
		.vsync_len	= 2,
		.upper_margin	= 2,
		.lower_margin	= 4,
		.sync		= 0,
	},
	[1] = {
		/* QVGA */
		.pixclock	= 153000,
		.xres		= 240,
		.yres		= 320,
		.bpp		= 16,
		.hsync_len	= 8,
		.left_margin	= 8,
		.right_margin	= 88,
		.vsync_len	= 2,
		.upper_margin	= 2,
		.lower_margin	= 2,
		.sync		= 0,
	},
};

static struct pxafb_mach_info littleton_lcd_info = {
	.modes			= tpo_tdo24mtea1_modes,
	.num_modes		= 2,
	.lcd_conn		= LCD_COLOR_TFT_16BPP,
};

static void littleton_init_lcd(void)
{
	pxa_set_fb_info(NULL, &littleton_lcd_info);
}
#else
static inline void littleton_init_lcd(void) {};
#endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */

#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
static struct pxa2xx_spi_master littleton_spi_info = {
	.num_chipselect		= 1,
};

static struct pxa2xx_spi_chip littleton_tdo24m_chip = {
	.rx_threshold	= 1,
	.tx_threshold	= 1,
	.gpio_cs	= LITTLETON_GPIO_LCD_CS,
};

static struct spi_board_info littleton_spi_devices[] __initdata = {
	{
		.modalias	= "tdo24m",
		.max_speed_hz	= 1000000,
		.bus_num	= 2,
		.chip_select	= 0,
		.controller_data= &littleton_tdo24m_chip,
	},
};

static void __init littleton_init_spi(void)
{
	pxa2xx_set_spi_info(2, &littleton_spi_info);
	spi_register_board_info(ARRAY_AND_SIZE(littleton_spi_devices));
}
#else
static inline void littleton_init_spi(void) {}
#endif

#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
static const unsigned int littleton_matrix_key_map[] = {
	/* KEY(row, col, key_code) */
	KEY(1, 3, KEY_0), KEY(0, 0, KEY_1), KEY(1, 0, KEY_2), KEY(2, 0, KEY_3),
	KEY(0, 1, KEY_4), KEY(1, 1, KEY_5), KEY(2, 1, KEY_6), KEY(0, 2, KEY_7),
	KEY(1, 2, KEY_8), KEY(2, 2, KEY_9),

	KEY(0, 3, KEY_KPASTERISK), 	/* * */
	KEY(2, 3, KEY_KPDOT), 		/* # */

	KEY(5, 4, KEY_ENTER),

	KEY(5, 0, KEY_UP),
	KEY(5, 1, KEY_DOWN),
	KEY(5, 2, KEY_LEFT),
	KEY(5, 3, KEY_RIGHT),
	KEY(3, 2, KEY_HOME),
	KEY(4, 1, KEY_END),
	KEY(3, 3, KEY_BACK),

	KEY(4, 0, KEY_SEND),
	KEY(4, 2, KEY_VOLUMEUP),
	KEY(4, 3, KEY_VOLUMEDOWN),

	KEY(3, 0, KEY_F22),	/* soft1 */
	KEY(3, 1, KEY_F23),	/* soft2 */
};

static struct matrix_keymap_data littleton_matrix_keymap_data = {
	.keymap			= littleton_matrix_key_map,
	.keymap_size		= ARRAY_SIZE(littleton_matrix_key_map),
};

static struct pxa27x_keypad_platform_data littleton_keypad_info = {
	.matrix_key_rows	= 6,
	.matrix_key_cols	= 5,
	.matrix_keymap_data	= &littleton_matrix_keymap_data,

	.enable_rotary0		= 1,
	.rotary0_up_key		= KEY_UP,
	.rotary0_down_key	= KEY_DOWN,

	.debounce_interval	= 30,
};
static void __init littleton_init_keypad(void)
{
	pxa_set_keypad_info(&littleton_keypad_info);
}
#else
static inline void littleton_init_keypad(void) {}
#endif

#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
static struct pxamci_platform_data littleton_mci_platform_data = {
	.detect_delay_ms	= 200,
	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
	.gpio_card_detect	= GPIO_MMC1_CARD_DETECT,
	.gpio_card_ro		= -1,
	.gpio_power		= -1,
};

static void __init littleton_init_mmc(void)
{
	pxa_set_mci_info(&littleton_mci_platform_data);
}
#else
static inline void littleton_init_mmc(void) {}
#endif

#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
static struct mtd_partition littleton_nand_partitions[] = {
	[0] = {
		.name        = "Bootloader",
		.offset      = 0,
		.size        = 0x060000,
		.mask_flags  = MTD_WRITEABLE, /* force read-only */
	},
	[1] = {
		.name        = "Kernel",
		.offset      = 0x060000,
		.size        = 0x200000,
		.mask_flags  = MTD_WRITEABLE, /* force read-only */
	},
	[2] = {
		.name        = "Filesystem",
		.offset      = 0x0260000,
		.size        = 0x3000000,     /* 48M - rootfs */
	},
	[3] = {
		.name        = "MassStorage",
		.offset      = 0x3260000,
		.size        = 0x3d40000,
	},
	[4] = {
		.name        = "BBT",
		.offset      = 0x6FA0000,
		.size        = 0x80000,
		.mask_flags  = MTD_WRITEABLE,  /* force read-only */
	},
	/* NOTE: we reserve some blocks at the end of the NAND flash for
	 * bad block management, and the max number of relocation blocks
	 * differs on different platforms. Please take care with it when
	 * defining the partition table.
	 */
};

static struct pxa3xx_nand_platform_data littleton_nand_info = {
	.enable_arbiter	= 1,
	.num_cs		= 1,
	.parts[0]	= littleton_nand_partitions,
	.nr_parts[0]	= ARRAY_SIZE(littleton_nand_partitions),
};

static void __init littleton_init_nand(void)
{
	pxa3xx_set_nand_info(&littleton_nand_info);
}
#else
static inline void littleton_init_nand(void) {}
#endif /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */

#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
static struct led_info littleton_da9034_leds[] = {
	[0] = {
		.name	= "littleton:keypad1",
		.flags	= DA9034_LED_RAMP,
	},
	[1] = {
		.name	= "littleton:keypad2",
		.flags	= DA9034_LED_RAMP,
	},
	[2] = {
		.name	= "littleton:vibra",
		.flags	= 0,
	},
};

static struct da9034_touch_pdata littleton_da9034_touch = {
	.x_inverted     = 1,
	.interval_ms    = 20,
};

static struct da903x_subdev_info littleton_da9034_subdevs[] = {
	{
		.name		= "da903x-led",
		.id		= DA9034_ID_LED_1,
		.platform_data	= &littleton_da9034_leds[0],
	}, {
		.name		= "da903x-led",
		.id		= DA9034_ID_LED_2,
		.platform_data	= &littleton_da9034_leds[1],
	}, {
		.name		= "da903x-led",
		.id		= DA9034_ID_VIBRA,
		.platform_data	= &littleton_da9034_leds[2],
	}, {
		.name		= "da903x-backlight",
		.id		= DA9034_ID_WLED,
	}, {
		.name		= "da9034-touch",
		.id		= DA9034_ID_TOUCH,
		.platform_data	= &littleton_da9034_touch,
	},
};

static struct da903x_platform_data littleton_da9034_info = {
	.num_subdevs	= ARRAY_SIZE(littleton_da9034_subdevs),
	.subdevs	= littleton_da9034_subdevs,
};

static struct max732x_platform_data littleton_max7320_info = {
	.gpio_base	= EXT0_GPIO_BASE,
};

static struct i2c_board_info littleton_i2c_info[] = {
	[0] = {
		.type		= "da9034",
		.addr		= 0x34,
		.platform_data	= &littleton_da9034_info,
		.irq		= PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO18)),
	},
	[1] = {
		.type		= "max7320",
		.addr		= 0x50,
		.platform_data	= &littleton_max7320_info,
	},
};

static void __init littleton_init_i2c(void)
{
	pxa_set_i2c_info(NULL);
	i2c_register_board_info(0, ARRAY_AND_SIZE(littleton_i2c_info));
}
#else
static inline void littleton_init_i2c(void) {}
#endif /* CONFIG_I2C_PXA || CONFIG_I2C_PXA_MODULE */

static void __init littleton_init(void)
{
	/* initialize MFP configurations */
	pxa3xx_mfp_config(ARRAY_AND_SIZE(littleton_mfp_cfg));

	pxa_set_ffuart_info(NULL);
	pxa_set_btuart_info(NULL);
	pxa_set_stuart_info(NULL);

	/*
	 * Note: we depend bootloader set the correct
	 * value to MSC register for SMC91x.
	 */
	platform_device_register(&smc91x_device);

	littleton_init_spi();
	littleton_init_i2c();
	littleton_init_mmc();
	littleton_init_lcd();
	littleton_init_keypad();
	littleton_init_nand();
}

MACHINE_START(LITTLETON, "Marvell Form Factor Development Platform (aka Littleton)")
	.atag_offset	= 0x100,
	.map_io		= pxa3xx_map_io,
	.nr_irqs	= LITTLETON_NR_IRQS,
	.init_irq	= pxa3xx_init_irq,
	.handle_irq	= pxa3xx_handle_irq,
	.init_time	= pxa_timer_init,
	.init_machine	= littleton_init,
	.restart	= pxa_restart,
MACHINE_END