Merge branches 'pm-opp', 'pm-cpufreq' and 'pm-tools'
[deliverable/linux.git] / arch / arm / mach-pxa / poodle.c
CommitLineData
1da177e4
LT
1/*
2 * linux/arch/arm/mach-pxa/poodle.c
3 *
4 * Support for the SHARP Poodle Board.
5 *
6 * Based on:
7 * linux/arch/arm/mach-pxa/lubbock.c Author: Nicolas Pitre
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 * Change Log
14 * 12-Dec-2002 Sharp Corporation for Poodle
15 * John Lenz <lenz@cs.wisc.edu> updates to 2.6
16 */
17#include <linux/kernel.h>
18#include <linux/init.h>
dc28094b 19#include <linux/export.h>
d052d1be 20#include <linux/platform_device.h>
1da177e4 21#include <linux/fb.h>
74617fb6 22#include <linux/pm.h>
88660351 23#include <linux/delay.h>
431a2cff 24#include <linux/mtd/physmap.h>
ce529147 25#include <linux/gpio.h>
8776b268 26#include <linux/i2c.h>
b459396e 27#include <linux/i2c/pxa-i2c.h>
9ee40d9a
EM
28#include <linux/spi/spi.h>
29#include <linux/spi/ads7846.h>
8348c259 30#include <linux/spi/pxa2xx_spi.h>
6af7a8eb 31#include <linux/mtd/sharpsl.h>
1c2f87c2 32#include <linux/memblock.h>
1da177e4 33
a09e64fb 34#include <mach/hardware.h>
1da177e4
LT
35#include <asm/mach-types.h>
36#include <asm/irq.h>
37#include <asm/setup.h>
38
39#include <asm/mach/arch.h>
40#include <asm/mach/map.h>
41#include <asm/mach/irq.h>
42
51c62982 43#include <mach/pxa25x.h>
293b2da1 44#include <linux/platform_data/mmc-pxamci.h>
a09e64fb 45#include <mach/udc.h>
293b2da1 46#include <linux/platform_data/irda-pxaficp.h>
a09e64fb 47#include <mach/poodle.h>
293b2da1 48#include <linux/platform_data/video-pxafb.h>
1da177e4
LT
49
50#include <asm/hardware/scoop.h>
51#include <asm/hardware/locomo.h>
52#include <asm/mach/sharpsl_param.h>
53
54#include "generic.h"
46c41e62 55#include "devices.h"
1da177e4 56
26b4c8dd
EM
57static unsigned long poodle_pin_config[] __initdata = {
58 /* I/O */
59 GPIO79_nCS_3,
60 GPIO80_nCS_4,
61 GPIO18_RDY,
62
63 /* Clock */
64 GPIO12_32KHz,
65
66 /* SSP1 */
67 GPIO23_SSP1_SCLK,
26b4c8dd
EM
68 GPIO25_SSP1_TXD,
69 GPIO26_SSP1_RXD,
9ee40d9a 70 GPIO24_GPIO, /* POODLE_GPIO_TP_CS - SFRM as chip select */
26b4c8dd
EM
71
72 /* I2S */
73 GPIO28_I2S_BITCLK_OUT,
74 GPIO29_I2S_SDATA_IN,
75 GPIO30_I2S_SDATA_OUT,
76 GPIO31_I2S_SYNC,
77 GPIO32_I2S_SYSCLK,
78
79 /* Infra-Red */
80 GPIO47_FICP_TXD,
81 GPIO46_FICP_RXD,
82
83 /* FFUART */
84 GPIO40_FFUART_DTR,
85 GPIO41_FFUART_RTS,
86 GPIO39_FFUART_TXD,
87 GPIO37_FFUART_DSR,
88 GPIO34_FFUART_RXD,
89 GPIO35_FFUART_CTS,
90
91 /* LCD */
07bae6c3 92 GPIOxx_LCD_TFT_16BPP,
26b4c8dd
EM
93
94 /* PC Card */
95 GPIO48_nPOE,
96 GPIO49_nPWE,
97 GPIO50_nPIOR,
98 GPIO51_nPIOW,
99 GPIO52_nPCE_1,
100 GPIO53_nPCE_2,
101 GPIO54_nPSKTSEL,
102 GPIO55_nPREG,
103 GPIO56_nPWAIT,
104 GPIO57_nIOIS16,
105
106 /* MMC */
107 GPIO6_MMC_CLK,
108 GPIO8_MMC_CS0,
109
110 /* GPIO */
111 GPIO9_GPIO, /* POODLE_GPIO_nSD_DETECT */
112 GPIO7_GPIO, /* POODLE_GPIO_nSD_WP */
113 GPIO3_GPIO, /* POODLE_GPIO_SD_PWR */
114 GPIO33_GPIO, /* POODLE_GPIO_SD_PWR1 */
115
116 GPIO20_GPIO, /* POODLE_GPIO_USB_PULLUP */
117 GPIO22_GPIO, /* POODLE_GPIO_IR_ON */
118};
119
1da177e4
LT
120static struct resource poodle_scoop_resources[] = {
121 [0] = {
122 .start = 0x10800000,
123 .end = 0x10800fff,
124 .flags = IORESOURCE_MEM,
125 },
126};
127
128static struct scoop_config poodle_scoop_setup = {
129 .io_dir = POODLE_SCOOP_IO_DIR,
130 .io_out = POODLE_SCOOP_IO_OUT,
2d91f941 131 .gpio_base = POODLE_SCOOP_GPIO_BASE,
1da177e4
LT
132};
133
134struct platform_device poodle_scoop_device = {
135 .name = "sharp-scoop",
136 .id = -1,
137 .dev = {
138 .platform_data = &poodle_scoop_setup,
139 },
140 .num_resources = ARRAY_SIZE(poodle_scoop_resources),
141 .resource = poodle_scoop_resources,
142};
143
0ce7625f
RP
144static struct scoop_pcmcia_dev poodle_pcmcia_scoop[] = {
145{
146 .dev = &poodle_scoop_device.dev,
147 .irq = POODLE_IRQ_GPIO_CF_IRQ,
148 .cd_irq = POODLE_IRQ_GPIO_CF_CD,
149 .cd_irq_str = "PCMCIA0 CD",
150},
151};
152
a63ae442
RP
153static struct scoop_pcmcia_config poodle_pcmcia_config = {
154 .devs = &poodle_pcmcia_scoop[0],
155 .num_devs = 1,
a63ae442
RP
156};
157
158EXPORT_SYMBOL(poodle_scoop_device);
159
1da177e4 160
2445ecc3
AL
161static struct platform_device poodle_audio_device = {
162 .name = "poodle-audio",
163 .id = -1,
164};
165
1da177e4
LT
166/* LoCoMo device */
167static struct resource locomo_resources[] = {
168 [0] = {
169 .start = 0x10000000,
170 .end = 0x10001fff,
171 .flags = IORESOURCE_MEM,
172 },
173 [1] = {
6384fdad
HZ
174 .start = PXA_GPIO_TO_IRQ(10),
175 .end = PXA_GPIO_TO_IRQ(10),
1da177e4
LT
176 .flags = IORESOURCE_IRQ,
177 },
178};
179
ac609d26
EM
180static struct locomo_platform_data locomo_info = {
181 .irq_base = IRQ_BOARD_START,
182};
183
faed5684 184struct platform_device poodle_locomo_device = {
1da177e4
LT
185 .name = "locomo",
186 .id = 0,
187 .num_resources = ARRAY_SIZE(locomo_resources),
188 .resource = locomo_resources,
ac609d26
EM
189 .dev = {
190 .platform_data = &locomo_info,
191 },
1da177e4
LT
192};
193
faed5684
RP
194EXPORT_SYMBOL(poodle_locomo_device);
195
9ee40d9a
EM
196#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
197static struct pxa2xx_spi_master poodle_spi_info = {
198 .num_chipselect = 1,
faed5684
RP
199};
200
9ee40d9a
EM
201static struct ads7846_platform_data poodle_ads7846_info = {
202 .model = 7846,
203 .vref_delay_usecs = 100,
204 .x_plate_ohms = 419,
205 .y_plate_ohms = 486,
206 .gpio_pendown = POODLE_GPIO_TP_INT,
faed5684
RP
207};
208
9ee40d9a 209static struct pxa2xx_spi_chip poodle_ads7846_chip = {
46580c03 210 .gpio_cs = POODLE_GPIO_TP_CS,
faed5684
RP
211};
212
9ee40d9a
EM
213static struct spi_board_info poodle_spi_devices[] = {
214 {
215 .modalias = "ads7846",
216 .max_speed_hz = 10000,
217 .bus_num = 1,
218 .platform_data = &poodle_ads7846_info,
219 .controller_data= &poodle_ads7846_chip,
4929f5a8 220 .irq = PXA_GPIO_TO_IRQ(POODLE_GPIO_TP_INT),
faed5684 221 },
faed5684
RP
222};
223
9ee40d9a
EM
224static void __init poodle_init_spi(void)
225{
9ee40d9a
EM
226 pxa2xx_set_spi_info(1, &poodle_spi_info);
227 spi_register_board_info(ARRAY_AND_SIZE(poodle_spi_devices));
228}
229#else
230static inline void poodle_init_spi(void) {}
231#endif
13b9d47e
RP
232
233/*
234 * MMC/SD Device
235 *
236 * The card detect interrupt isn't debounced so we delay it by 250ms
237 * to give the card a chance to fully insert/eject.
238 */
40220c1a 239static int poodle_mci_init(struct device *dev, irq_handler_t poodle_detect_int, void *data)
13b9d47e
RP
240{
241 int err;
242
ce529147
EM
243 err = gpio_request(POODLE_GPIO_SD_PWR, "SD_PWR");
244 if (err)
245 goto err_free_2;
246
247 err = gpio_request(POODLE_GPIO_SD_PWR1, "SD_PWR1");
248 if (err)
249 goto err_free_3;
250
ce529147
EM
251 gpio_direction_output(POODLE_GPIO_SD_PWR, 0);
252 gpio_direction_output(POODLE_GPIO_SD_PWR1, 0);
13b9d47e 253
ce529147 254 return 0;
13b9d47e 255
ce529147
EM
256err_free_3:
257 gpio_free(POODLE_GPIO_SD_PWR);
258err_free_2:
2687bd38 259 return err;
13b9d47e
RP
260}
261
a829abf8 262static int poodle_mci_setpower(struct device *dev, unsigned int vdd)
13b9d47e
RP
263{
264 struct pxamci_platform_data* p_d = dev->platform_data;
265
ce529147
EM
266 if ((1 << vdd) & p_d->ocr_mask) {
267 gpio_set_value(POODLE_GPIO_SD_PWR, 1);
88660351 268 mdelay(2);
ce529147 269 gpio_set_value(POODLE_GPIO_SD_PWR1, 1);
88660351 270 } else {
ce529147
EM
271 gpio_set_value(POODLE_GPIO_SD_PWR1, 0);
272 gpio_set_value(POODLE_GPIO_SD_PWR, 0);
88660351 273 }
a829abf8
AB
274
275 return 0;
88660351
RP
276}
277
13b9d47e
RP
278static void poodle_mci_exit(struct device *dev, void *data)
279{
ce529147
EM
280 gpio_free(POODLE_GPIO_SD_PWR1);
281 gpio_free(POODLE_GPIO_SD_PWR);
13b9d47e
RP
282}
283
284static struct pxamci_platform_data poodle_mci_platform_data = {
f97cab28 285 .detect_delay_ms = 250,
7a648256
RJ
286 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
287 .init = poodle_mci_init,
288 .setpower = poodle_mci_setpower,
289 .exit = poodle_mci_exit,
91a86a96 290 .gpio_card_detect = POODLE_GPIO_nSD_DETECT,
7a648256
RJ
291 .gpio_card_ro = POODLE_GPIO_nSD_WP,
292 .gpio_power = -1,
13b9d47e
RP
293};
294
295
8e4b8715
RP
296/*
297 * Irda
298 */
8e4b8715 299static struct pxaficp_platform_data poodle_ficp_platform_data = {
c4bd0172 300 .gpio_pwdown = POODLE_GPIO_IR_ON,
ce529147 301 .transceiver_cap = IR_SIRMODE | IR_OFF,
8e4b8715
RP
302};
303
304
13b9d47e
RP
305/*
306 * USB Device Controller
307 */
13b9d47e
RP
308static struct pxa2xx_udc_mach_info udc_info __initdata = {
309 /* no connect GPIO; poodle can't tell connection status */
1730aadf 310 .gpio_pullup = POODLE_GPIO_USB_PULLUP,
13b9d47e
RP
311};
312
313
1da177e4 314/* PXAFB device */
d14b272b 315static struct pxafb_mode_info poodle_fb_mode = {
1da177e4 316 .pixclock = 144700,
1da177e4
LT
317 .xres = 320,
318 .yres = 240,
319 .bpp = 16,
1da177e4
LT
320 .hsync_len = 7,
321 .left_margin = 11,
322 .right_margin = 30,
1da177e4
LT
323 .vsync_len = 2,
324 .upper_margin = 2,
325 .lower_margin = 0,
326 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
d14b272b 327};
1da177e4 328
d14b272b
RP
329static struct pxafb_mach_info poodle_fb_info = {
330 .modes = &poodle_fb_mode,
331 .num_modes = 1,
cf5eb8c0 332 .lcd_conn = LCD_COLOR_TFT_16BPP,
1da177e4
LT
333};
334
6af7a8eb
DB
335static struct mtd_partition sharpsl_nand_partitions[] = {
336 {
337 .name = "System Area",
338 .offset = 0,
339 .size = 7 * 1024 * 1024,
340 },
341 {
342 .name = "Root Filesystem",
343 .offset = 7 * 1024 * 1024,
344 .size = 22 * 1024 * 1024,
345 },
346 {
347 .name = "Home Filesystem",
348 .offset = MTDPART_OFS_APPEND,
349 .size = MTDPART_SIZ_FULL,
350 },
351};
352
353static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
354
355static struct nand_bbt_descr sharpsl_bbt = {
356 .options = 0,
357 .offs = 4,
358 .len = 2,
359 .pattern = scan_ff_pattern
360};
361
362static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
363 .badblock_pattern = &sharpsl_bbt,
364 .partitions = sharpsl_nand_partitions,
365 .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions),
366};
367
368static struct resource sharpsl_nand_resources[] = {
369 {
370 .start = 0x0C000000,
371 .end = 0x0C000FFF,
372 .flags = IORESOURCE_MEM,
373 },
374};
375
376static struct platform_device sharpsl_nand_device = {
377 .name = "sharpsl-nand",
378 .id = -1,
379 .resource = sharpsl_nand_resources,
380 .num_resources = ARRAY_SIZE(sharpsl_nand_resources),
381 .dev.platform_data = &sharpsl_nand_platform_data,
382};
383
431a2cff
DB
384static struct mtd_partition sharpsl_rom_parts[] = {
385 {
386 .name ="Boot PROM Filesystem",
387 .offset = 0x00120000,
388 .size = MTDPART_SIZ_FULL,
389 },
390};
391
392static struct physmap_flash_data sharpsl_rom_data = {
393 .width = 2,
394 .nr_parts = ARRAY_SIZE(sharpsl_rom_parts),
395 .parts = sharpsl_rom_parts,
396};
397
398static struct resource sharpsl_rom_resources[] = {
399 {
400 .start = 0x00000000,
401 .end = 0x007fffff,
402 .flags = IORESOURCE_MEM,
403 },
404};
405
406static struct platform_device sharpsl_rom_device = {
407 .name = "physmap-flash",
408 .id = -1,
409 .resource = sharpsl_rom_resources,
410 .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
411 .dev.platform_data = &sharpsl_rom_data,
412};
413
1da177e4 414static struct platform_device *devices[] __initdata = {
faed5684 415 &poodle_locomo_device,
1da177e4 416 &poodle_scoop_device,
2445ecc3 417 &poodle_audio_device,
6af7a8eb 418 &sharpsl_nand_device,
431a2cff 419 &sharpsl_rom_device,
1da177e4
LT
420};
421
8776b268
MB
422static struct i2c_board_info __initdata poodle_i2c_devices[] = {
423 { I2C_BOARD_INFO("wm8731", 0x1b) },
424};
425
74617fb6
RP
426static void poodle_poweroff(void)
427{
7b6d864b 428 pxa_restart(REBOOT_HARD, NULL);
74617fb6
RP
429}
430
1da177e4
LT
431static void __init poodle_init(void)
432{
433 int ret = 0;
434
74617fb6 435 pm_power_off = poodle_poweroff;
74617fb6 436
f29d2455
RP
437 PCFR |= PCFR_OPDE;
438
26b4c8dd 439 pxa2xx_mfp_config(ARRAY_AND_SIZE(poodle_pin_config));
1da177e4 440
cc155c6f
RK
441 pxa_set_ffuart_info(NULL);
442 pxa_set_btuart_info(NULL);
443 pxa_set_stuart_info(NULL);
444
2b0defd4 445 platform_scoop_config = &poodle_pcmcia_config;
2b0defd4
EM
446
447 ret = platform_add_devices(devices, ARRAY_SIZE(devices));
448 if (ret)
7b472ac7 449 pr_warn("poodle: Unable to register LoCoMo device\n");
2b0defd4 450
4321e1a1 451 pxa_set_fb_info(&poodle_locomo_device.dev, &poodle_fb_info);
13b9d47e
RP
452 pxa_set_udc_info(&udc_info);
453 pxa_set_mci_info(&poodle_mci_platform_data);
8e4b8715 454 pxa_set_ficp_info(&poodle_ficp_platform_data);
f8787fdc 455 pxa_set_i2c_info(NULL);
8776b268 456 i2c_register_board_info(0, ARRAY_AND_SIZE(poodle_i2c_devices));
9ee40d9a 457 poodle_init_spi();
1da177e4
LT
458}
459
1c2f87c2 460static void __init fixup_poodle(struct tag *tags, char **cmdline)
1da177e4
LT
461{
462 sharpsl_save_param();
1c2f87c2 463 memblock_add(0xa0000000, SZ_32M);
1da177e4
LT
464}
465
1da177e4 466MACHINE_START(POODLE, "SHARP Poodle")
e9dea0c6 467 .fixup = fixup_poodle,
851982c1 468 .map_io = pxa25x_map_io,
6ac6b817 469 .nr_irqs = POODLE_NR_IRQS, /* 4 for LoCoMo */
cd49104d 470 .init_irq = pxa25x_init_irq,
8a97ae2f 471 .handle_irq = pxa25x_handle_irq,
6bb27d73 472 .init_time = pxa_timer_init,
e9dea0c6 473 .init_machine = poodle_init,
271a74fc 474 .restart = pxa_restart,
1da177e4 475MACHINE_END
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