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Commit | Line | Data |
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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> |
1da177e4 | 32 | |
a09e64fb | 33 | #include <mach/hardware.h> |
1da177e4 LT |
34 | #include <asm/mach-types.h> |
35 | #include <asm/irq.h> | |
36 | #include <asm/setup.h> | |
37 | ||
38 | #include <asm/mach/arch.h> | |
39 | #include <asm/mach/map.h> | |
40 | #include <asm/mach/irq.h> | |
41 | ||
51c62982 | 42 | #include <mach/pxa25x.h> |
293b2da1 | 43 | #include <linux/platform_data/mmc-pxamci.h> |
a09e64fb | 44 | #include <mach/udc.h> |
293b2da1 | 45 | #include <linux/platform_data/irda-pxaficp.h> |
a09e64fb | 46 | #include <mach/poodle.h> |
293b2da1 | 47 | #include <linux/platform_data/video-pxafb.h> |
1da177e4 LT |
48 | |
49 | #include <asm/hardware/scoop.h> | |
50 | #include <asm/hardware/locomo.h> | |
51 | #include <asm/mach/sharpsl_param.h> | |
52 | ||
53 | #include "generic.h" | |
46c41e62 | 54 | #include "devices.h" |
1da177e4 | 55 | |
26b4c8dd EM |
56 | static unsigned long poodle_pin_config[] __initdata = { |
57 | /* I/O */ | |
58 | GPIO79_nCS_3, | |
59 | GPIO80_nCS_4, | |
60 | GPIO18_RDY, | |
61 | ||
62 | /* Clock */ | |
63 | GPIO12_32KHz, | |
64 | ||
65 | /* SSP1 */ | |
66 | GPIO23_SSP1_SCLK, | |
26b4c8dd EM |
67 | GPIO25_SSP1_TXD, |
68 | GPIO26_SSP1_RXD, | |
9ee40d9a | 69 | GPIO24_GPIO, /* POODLE_GPIO_TP_CS - SFRM as chip select */ |
26b4c8dd EM |
70 | |
71 | /* I2S */ | |
72 | GPIO28_I2S_BITCLK_OUT, | |
73 | GPIO29_I2S_SDATA_IN, | |
74 | GPIO30_I2S_SDATA_OUT, | |
75 | GPIO31_I2S_SYNC, | |
76 | GPIO32_I2S_SYSCLK, | |
77 | ||
78 | /* Infra-Red */ | |
79 | GPIO47_FICP_TXD, | |
80 | GPIO46_FICP_RXD, | |
81 | ||
82 | /* FFUART */ | |
83 | GPIO40_FFUART_DTR, | |
84 | GPIO41_FFUART_RTS, | |
85 | GPIO39_FFUART_TXD, | |
86 | GPIO37_FFUART_DSR, | |
87 | GPIO34_FFUART_RXD, | |
88 | GPIO35_FFUART_CTS, | |
89 | ||
90 | /* LCD */ | |
07bae6c3 | 91 | GPIOxx_LCD_TFT_16BPP, |
26b4c8dd EM |
92 | |
93 | /* PC Card */ | |
94 | GPIO48_nPOE, | |
95 | GPIO49_nPWE, | |
96 | GPIO50_nPIOR, | |
97 | GPIO51_nPIOW, | |
98 | GPIO52_nPCE_1, | |
99 | GPIO53_nPCE_2, | |
100 | GPIO54_nPSKTSEL, | |
101 | GPIO55_nPREG, | |
102 | GPIO56_nPWAIT, | |
103 | GPIO57_nIOIS16, | |
104 | ||
105 | /* MMC */ | |
106 | GPIO6_MMC_CLK, | |
107 | GPIO8_MMC_CS0, | |
108 | ||
109 | /* GPIO */ | |
110 | GPIO9_GPIO, /* POODLE_GPIO_nSD_DETECT */ | |
111 | GPIO7_GPIO, /* POODLE_GPIO_nSD_WP */ | |
112 | GPIO3_GPIO, /* POODLE_GPIO_SD_PWR */ | |
113 | GPIO33_GPIO, /* POODLE_GPIO_SD_PWR1 */ | |
114 | ||
115 | GPIO20_GPIO, /* POODLE_GPIO_USB_PULLUP */ | |
116 | GPIO22_GPIO, /* POODLE_GPIO_IR_ON */ | |
117 | }; | |
118 | ||
1da177e4 LT |
119 | static struct resource poodle_scoop_resources[] = { |
120 | [0] = { | |
121 | .start = 0x10800000, | |
122 | .end = 0x10800fff, | |
123 | .flags = IORESOURCE_MEM, | |
124 | }, | |
125 | }; | |
126 | ||
127 | static struct scoop_config poodle_scoop_setup = { | |
128 | .io_dir = POODLE_SCOOP_IO_DIR, | |
129 | .io_out = POODLE_SCOOP_IO_OUT, | |
2d91f941 | 130 | .gpio_base = POODLE_SCOOP_GPIO_BASE, |
1da177e4 LT |
131 | }; |
132 | ||
133 | struct platform_device poodle_scoop_device = { | |
134 | .name = "sharp-scoop", | |
135 | .id = -1, | |
136 | .dev = { | |
137 | .platform_data = &poodle_scoop_setup, | |
138 | }, | |
139 | .num_resources = ARRAY_SIZE(poodle_scoop_resources), | |
140 | .resource = poodle_scoop_resources, | |
141 | }; | |
142 | ||
0ce7625f RP |
143 | static struct scoop_pcmcia_dev poodle_pcmcia_scoop[] = { |
144 | { | |
145 | .dev = &poodle_scoop_device.dev, | |
146 | .irq = POODLE_IRQ_GPIO_CF_IRQ, | |
147 | .cd_irq = POODLE_IRQ_GPIO_CF_CD, | |
148 | .cd_irq_str = "PCMCIA0 CD", | |
149 | }, | |
150 | }; | |
151 | ||
a63ae442 RP |
152 | static struct scoop_pcmcia_config poodle_pcmcia_config = { |
153 | .devs = &poodle_pcmcia_scoop[0], | |
154 | .num_devs = 1, | |
a63ae442 RP |
155 | }; |
156 | ||
157 | EXPORT_SYMBOL(poodle_scoop_device); | |
158 | ||
1da177e4 | 159 | |
2445ecc3 AL |
160 | static struct platform_device poodle_audio_device = { |
161 | .name = "poodle-audio", | |
162 | .id = -1, | |
163 | }; | |
164 | ||
1da177e4 LT |
165 | /* LoCoMo device */ |
166 | static struct resource locomo_resources[] = { | |
167 | [0] = { | |
168 | .start = 0x10000000, | |
169 | .end = 0x10001fff, | |
170 | .flags = IORESOURCE_MEM, | |
171 | }, | |
172 | [1] = { | |
6384fdad HZ |
173 | .start = PXA_GPIO_TO_IRQ(10), |
174 | .end = PXA_GPIO_TO_IRQ(10), | |
1da177e4 LT |
175 | .flags = IORESOURCE_IRQ, |
176 | }, | |
177 | }; | |
178 | ||
ac609d26 EM |
179 | static struct locomo_platform_data locomo_info = { |
180 | .irq_base = IRQ_BOARD_START, | |
181 | }; | |
182 | ||
faed5684 | 183 | struct platform_device poodle_locomo_device = { |
1da177e4 LT |
184 | .name = "locomo", |
185 | .id = 0, | |
186 | .num_resources = ARRAY_SIZE(locomo_resources), | |
187 | .resource = locomo_resources, | |
ac609d26 EM |
188 | .dev = { |
189 | .platform_data = &locomo_info, | |
190 | }, | |
1da177e4 LT |
191 | }; |
192 | ||
faed5684 RP |
193 | EXPORT_SYMBOL(poodle_locomo_device); |
194 | ||
9ee40d9a EM |
195 | #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) |
196 | static struct pxa2xx_spi_master poodle_spi_info = { | |
197 | .num_chipselect = 1, | |
faed5684 RP |
198 | }; |
199 | ||
9ee40d9a EM |
200 | static struct ads7846_platform_data poodle_ads7846_info = { |
201 | .model = 7846, | |
202 | .vref_delay_usecs = 100, | |
203 | .x_plate_ohms = 419, | |
204 | .y_plate_ohms = 486, | |
205 | .gpio_pendown = POODLE_GPIO_TP_INT, | |
faed5684 RP |
206 | }; |
207 | ||
9ee40d9a | 208 | static struct pxa2xx_spi_chip poodle_ads7846_chip = { |
46580c03 | 209 | .gpio_cs = POODLE_GPIO_TP_CS, |
faed5684 RP |
210 | }; |
211 | ||
9ee40d9a EM |
212 | static struct spi_board_info poodle_spi_devices[] = { |
213 | { | |
214 | .modalias = "ads7846", | |
215 | .max_speed_hz = 10000, | |
216 | .bus_num = 1, | |
217 | .platform_data = &poodle_ads7846_info, | |
218 | .controller_data= &poodle_ads7846_chip, | |
4929f5a8 | 219 | .irq = PXA_GPIO_TO_IRQ(POODLE_GPIO_TP_INT), |
faed5684 | 220 | }, |
faed5684 RP |
221 | }; |
222 | ||
9ee40d9a EM |
223 | static void __init poodle_init_spi(void) |
224 | { | |
9ee40d9a EM |
225 | pxa2xx_set_spi_info(1, &poodle_spi_info); |
226 | spi_register_board_info(ARRAY_AND_SIZE(poodle_spi_devices)); | |
227 | } | |
228 | #else | |
229 | static inline void poodle_init_spi(void) {} | |
230 | #endif | |
13b9d47e RP |
231 | |
232 | /* | |
233 | * MMC/SD Device | |
234 | * | |
235 | * The card detect interrupt isn't debounced so we delay it by 250ms | |
236 | * to give the card a chance to fully insert/eject. | |
237 | */ | |
40220c1a | 238 | static int poodle_mci_init(struct device *dev, irq_handler_t poodle_detect_int, void *data) |
13b9d47e RP |
239 | { |
240 | int err; | |
241 | ||
ce529147 EM |
242 | err = gpio_request(POODLE_GPIO_SD_PWR, "SD_PWR"); |
243 | if (err) | |
244 | goto err_free_2; | |
245 | ||
246 | err = gpio_request(POODLE_GPIO_SD_PWR1, "SD_PWR1"); | |
247 | if (err) | |
248 | goto err_free_3; | |
249 | ||
ce529147 EM |
250 | gpio_direction_output(POODLE_GPIO_SD_PWR, 0); |
251 | gpio_direction_output(POODLE_GPIO_SD_PWR1, 0); | |
13b9d47e | 252 | |
ce529147 | 253 | return 0; |
13b9d47e | 254 | |
ce529147 EM |
255 | err_free_3: |
256 | gpio_free(POODLE_GPIO_SD_PWR); | |
257 | err_free_2: | |
2687bd38 | 258 | return err; |
13b9d47e RP |
259 | } |
260 | ||
261 | static void poodle_mci_setpower(struct device *dev, unsigned int vdd) | |
262 | { | |
263 | struct pxamci_platform_data* p_d = dev->platform_data; | |
264 | ||
ce529147 EM |
265 | if ((1 << vdd) & p_d->ocr_mask) { |
266 | gpio_set_value(POODLE_GPIO_SD_PWR, 1); | |
88660351 | 267 | mdelay(2); |
ce529147 | 268 | gpio_set_value(POODLE_GPIO_SD_PWR1, 1); |
88660351 | 269 | } else { |
ce529147 EM |
270 | gpio_set_value(POODLE_GPIO_SD_PWR1, 0); |
271 | gpio_set_value(POODLE_GPIO_SD_PWR, 0); | |
88660351 RP |
272 | } |
273 | } | |
274 | ||
13b9d47e RP |
275 | static void poodle_mci_exit(struct device *dev, void *data) |
276 | { | |
ce529147 EM |
277 | gpio_free(POODLE_GPIO_SD_PWR1); |
278 | gpio_free(POODLE_GPIO_SD_PWR); | |
13b9d47e RP |
279 | } |
280 | ||
281 | static struct pxamci_platform_data poodle_mci_platform_data = { | |
f97cab28 | 282 | .detect_delay_ms = 250, |
7a648256 RJ |
283 | .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, |
284 | .init = poodle_mci_init, | |
285 | .setpower = poodle_mci_setpower, | |
286 | .exit = poodle_mci_exit, | |
91a86a96 | 287 | .gpio_card_detect = POODLE_GPIO_nSD_DETECT, |
7a648256 RJ |
288 | .gpio_card_ro = POODLE_GPIO_nSD_WP, |
289 | .gpio_power = -1, | |
13b9d47e RP |
290 | }; |
291 | ||
292 | ||
8e4b8715 RP |
293 | /* |
294 | * Irda | |
295 | */ | |
8e4b8715 | 296 | static struct pxaficp_platform_data poodle_ficp_platform_data = { |
c4bd0172 | 297 | .gpio_pwdown = POODLE_GPIO_IR_ON, |
ce529147 | 298 | .transceiver_cap = IR_SIRMODE | IR_OFF, |
8e4b8715 RP |
299 | }; |
300 | ||
301 | ||
13b9d47e RP |
302 | /* |
303 | * USB Device Controller | |
304 | */ | |
13b9d47e RP |
305 | static struct pxa2xx_udc_mach_info udc_info __initdata = { |
306 | /* no connect GPIO; poodle can't tell connection status */ | |
1730aadf | 307 | .gpio_pullup = POODLE_GPIO_USB_PULLUP, |
13b9d47e RP |
308 | }; |
309 | ||
310 | ||
1da177e4 | 311 | /* PXAFB device */ |
d14b272b | 312 | static struct pxafb_mode_info poodle_fb_mode = { |
1da177e4 | 313 | .pixclock = 144700, |
1da177e4 LT |
314 | .xres = 320, |
315 | .yres = 240, | |
316 | .bpp = 16, | |
1da177e4 LT |
317 | .hsync_len = 7, |
318 | .left_margin = 11, | |
319 | .right_margin = 30, | |
1da177e4 LT |
320 | .vsync_len = 2, |
321 | .upper_margin = 2, | |
322 | .lower_margin = 0, | |
323 | .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, | |
d14b272b | 324 | }; |
1da177e4 | 325 | |
d14b272b RP |
326 | static struct pxafb_mach_info poodle_fb_info = { |
327 | .modes = &poodle_fb_mode, | |
328 | .num_modes = 1, | |
cf5eb8c0 | 329 | .lcd_conn = LCD_COLOR_TFT_16BPP, |
1da177e4 LT |
330 | }; |
331 | ||
6af7a8eb DES |
332 | static struct mtd_partition sharpsl_nand_partitions[] = { |
333 | { | |
334 | .name = "System Area", | |
335 | .offset = 0, | |
336 | .size = 7 * 1024 * 1024, | |
337 | }, | |
338 | { | |
339 | .name = "Root Filesystem", | |
340 | .offset = 7 * 1024 * 1024, | |
341 | .size = 22 * 1024 * 1024, | |
342 | }, | |
343 | { | |
344 | .name = "Home Filesystem", | |
345 | .offset = MTDPART_OFS_APPEND, | |
346 | .size = MTDPART_SIZ_FULL, | |
347 | }, | |
348 | }; | |
349 | ||
350 | static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; | |
351 | ||
352 | static struct nand_bbt_descr sharpsl_bbt = { | |
353 | .options = 0, | |
354 | .offs = 4, | |
355 | .len = 2, | |
356 | .pattern = scan_ff_pattern | |
357 | }; | |
358 | ||
359 | static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = { | |
360 | .badblock_pattern = &sharpsl_bbt, | |
361 | .partitions = sharpsl_nand_partitions, | |
362 | .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions), | |
363 | }; | |
364 | ||
365 | static struct resource sharpsl_nand_resources[] = { | |
366 | { | |
367 | .start = 0x0C000000, | |
368 | .end = 0x0C000FFF, | |
369 | .flags = IORESOURCE_MEM, | |
370 | }, | |
371 | }; | |
372 | ||
373 | static struct platform_device sharpsl_nand_device = { | |
374 | .name = "sharpsl-nand", | |
375 | .id = -1, | |
376 | .resource = sharpsl_nand_resources, | |
377 | .num_resources = ARRAY_SIZE(sharpsl_nand_resources), | |
378 | .dev.platform_data = &sharpsl_nand_platform_data, | |
379 | }; | |
380 | ||
431a2cff DES |
381 | static struct mtd_partition sharpsl_rom_parts[] = { |
382 | { | |
383 | .name ="Boot PROM Filesystem", | |
384 | .offset = 0x00120000, | |
385 | .size = MTDPART_SIZ_FULL, | |
386 | }, | |
387 | }; | |
388 | ||
389 | static struct physmap_flash_data sharpsl_rom_data = { | |
390 | .width = 2, | |
391 | .nr_parts = ARRAY_SIZE(sharpsl_rom_parts), | |
392 | .parts = sharpsl_rom_parts, | |
393 | }; | |
394 | ||
395 | static struct resource sharpsl_rom_resources[] = { | |
396 | { | |
397 | .start = 0x00000000, | |
398 | .end = 0x007fffff, | |
399 | .flags = IORESOURCE_MEM, | |
400 | }, | |
401 | }; | |
402 | ||
403 | static struct platform_device sharpsl_rom_device = { | |
404 | .name = "physmap-flash", | |
405 | .id = -1, | |
406 | .resource = sharpsl_rom_resources, | |
407 | .num_resources = ARRAY_SIZE(sharpsl_rom_resources), | |
408 | .dev.platform_data = &sharpsl_rom_data, | |
409 | }; | |
410 | ||
1da177e4 | 411 | static struct platform_device *devices[] __initdata = { |
faed5684 | 412 | &poodle_locomo_device, |
1da177e4 | 413 | &poodle_scoop_device, |
2445ecc3 | 414 | &poodle_audio_device, |
6af7a8eb | 415 | &sharpsl_nand_device, |
431a2cff | 416 | &sharpsl_rom_device, |
1da177e4 LT |
417 | }; |
418 | ||
8776b268 MB |
419 | static struct i2c_board_info __initdata poodle_i2c_devices[] = { |
420 | { I2C_BOARD_INFO("wm8731", 0x1b) }, | |
421 | }; | |
422 | ||
74617fb6 RP |
423 | static void poodle_poweroff(void) |
424 | { | |
271a74fc | 425 | pxa_restart('h', NULL); |
74617fb6 RP |
426 | } |
427 | ||
1da177e4 LT |
428 | static void __init poodle_init(void) |
429 | { | |
430 | int ret = 0; | |
431 | ||
74617fb6 | 432 | pm_power_off = poodle_poweroff; |
74617fb6 | 433 | |
f29d2455 RP |
434 | PCFR |= PCFR_OPDE; |
435 | ||
26b4c8dd | 436 | pxa2xx_mfp_config(ARRAY_AND_SIZE(poodle_pin_config)); |
1da177e4 | 437 | |
cc155c6f RK |
438 | pxa_set_ffuart_info(NULL); |
439 | pxa_set_btuart_info(NULL); | |
440 | pxa_set_stuart_info(NULL); | |
441 | ||
2b0defd4 | 442 | platform_scoop_config = &poodle_pcmcia_config; |
2b0defd4 EM |
443 | |
444 | ret = platform_add_devices(devices, ARRAY_SIZE(devices)); | |
445 | if (ret) | |
446 | pr_warning("poodle: Unable to register LoCoMo device\n"); | |
447 | ||
4321e1a1 | 448 | pxa_set_fb_info(&poodle_locomo_device.dev, &poodle_fb_info); |
13b9d47e RP |
449 | pxa_set_udc_info(&udc_info); |
450 | pxa_set_mci_info(&poodle_mci_platform_data); | |
8e4b8715 | 451 | pxa_set_ficp_info(&poodle_ficp_platform_data); |
f8787fdc | 452 | pxa_set_i2c_info(NULL); |
8776b268 | 453 | i2c_register_board_info(0, ARRAY_AND_SIZE(poodle_i2c_devices)); |
9ee40d9a | 454 | poodle_init_spi(); |
1da177e4 LT |
455 | } |
456 | ||
0744a3ee RK |
457 | static void __init fixup_poodle(struct tag *tags, char **cmdline, |
458 | struct meminfo *mi) | |
1da177e4 LT |
459 | { |
460 | sharpsl_save_param(); | |
b2e6f755 RP |
461 | mi->nr_banks=1; |
462 | mi->bank[0].start = 0xa0000000; | |
b2e6f755 | 463 | mi->bank[0].size = (32*1024*1024); |
1da177e4 LT |
464 | } |
465 | ||
1da177e4 | 466 | MACHINE_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, |
e9dea0c6 RK |
472 | .timer = &pxa_timer, |
473 | .init_machine = poodle_init, | |
271a74fc | 474 | .restart = pxa_restart, |
1da177e4 | 475 | MACHINE_END |