]>
Commit | Line | Data |
---|---|---|
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> |
9bc78f32 | 28 | #include <linux/regulator/machine.h> |
9ee40d9a EM |
29 | #include <linux/spi/spi.h> |
30 | #include <linux/spi/ads7846.h> | |
8348c259 | 31 | #include <linux/spi/pxa2xx_spi.h> |
6af7a8eb | 32 | #include <linux/mtd/sharpsl.h> |
1c2f87c2 | 33 | #include <linux/memblock.h> |
1da177e4 | 34 | |
a09e64fb | 35 | #include <mach/hardware.h> |
1da177e4 LT |
36 | #include <asm/mach-types.h> |
37 | #include <asm/irq.h> | |
38 | #include <asm/setup.h> | |
39 | ||
40 | #include <asm/mach/arch.h> | |
41 | #include <asm/mach/map.h> | |
42 | #include <asm/mach/irq.h> | |
43 | ||
4c25c5d2 | 44 | #include "pxa25x.h" |
293b2da1 | 45 | #include <linux/platform_data/mmc-pxamci.h> |
4c25c5d2 | 46 | #include "udc.h" |
293b2da1 | 47 | #include <linux/platform_data/irda-pxaficp.h> |
a09e64fb | 48 | #include <mach/poodle.h> |
293b2da1 | 49 | #include <linux/platform_data/video-pxafb.h> |
1da177e4 LT |
50 | |
51 | #include <asm/hardware/scoop.h> | |
52 | #include <asm/hardware/locomo.h> | |
53 | #include <asm/mach/sharpsl_param.h> | |
54 | ||
55 | #include "generic.h" | |
46c41e62 | 56 | #include "devices.h" |
1da177e4 | 57 | |
26b4c8dd EM |
58 | static unsigned long poodle_pin_config[] __initdata = { |
59 | /* I/O */ | |
60 | GPIO79_nCS_3, | |
61 | GPIO80_nCS_4, | |
62 | GPIO18_RDY, | |
63 | ||
64 | /* Clock */ | |
65 | GPIO12_32KHz, | |
66 | ||
67 | /* SSP1 */ | |
68 | GPIO23_SSP1_SCLK, | |
26b4c8dd EM |
69 | GPIO25_SSP1_TXD, |
70 | GPIO26_SSP1_RXD, | |
9ee40d9a | 71 | GPIO24_GPIO, /* POODLE_GPIO_TP_CS - SFRM as chip select */ |
26b4c8dd EM |
72 | |
73 | /* I2S */ | |
74 | GPIO28_I2S_BITCLK_OUT, | |
75 | GPIO29_I2S_SDATA_IN, | |
76 | GPIO30_I2S_SDATA_OUT, | |
77 | GPIO31_I2S_SYNC, | |
78 | GPIO32_I2S_SYSCLK, | |
79 | ||
80 | /* Infra-Red */ | |
81 | GPIO47_FICP_TXD, | |
82 | GPIO46_FICP_RXD, | |
83 | ||
84 | /* FFUART */ | |
85 | GPIO40_FFUART_DTR, | |
86 | GPIO41_FFUART_RTS, | |
87 | GPIO39_FFUART_TXD, | |
88 | GPIO37_FFUART_DSR, | |
89 | GPIO34_FFUART_RXD, | |
90 | GPIO35_FFUART_CTS, | |
91 | ||
92 | /* LCD */ | |
07bae6c3 | 93 | GPIOxx_LCD_TFT_16BPP, |
26b4c8dd EM |
94 | |
95 | /* PC Card */ | |
96 | GPIO48_nPOE, | |
97 | GPIO49_nPWE, | |
98 | GPIO50_nPIOR, | |
99 | GPIO51_nPIOW, | |
100 | GPIO52_nPCE_1, | |
101 | GPIO53_nPCE_2, | |
102 | GPIO54_nPSKTSEL, | |
103 | GPIO55_nPREG, | |
104 | GPIO56_nPWAIT, | |
105 | GPIO57_nIOIS16, | |
106 | ||
107 | /* MMC */ | |
108 | GPIO6_MMC_CLK, | |
109 | GPIO8_MMC_CS0, | |
110 | ||
111 | /* GPIO */ | |
112 | GPIO9_GPIO, /* POODLE_GPIO_nSD_DETECT */ | |
113 | GPIO7_GPIO, /* POODLE_GPIO_nSD_WP */ | |
114 | GPIO3_GPIO, /* POODLE_GPIO_SD_PWR */ | |
115 | GPIO33_GPIO, /* POODLE_GPIO_SD_PWR1 */ | |
116 | ||
117 | GPIO20_GPIO, /* POODLE_GPIO_USB_PULLUP */ | |
118 | GPIO22_GPIO, /* POODLE_GPIO_IR_ON */ | |
119 | }; | |
120 | ||
1da177e4 LT |
121 | static struct resource poodle_scoop_resources[] = { |
122 | [0] = { | |
123 | .start = 0x10800000, | |
124 | .end = 0x10800fff, | |
125 | .flags = IORESOURCE_MEM, | |
126 | }, | |
127 | }; | |
128 | ||
129 | static struct scoop_config poodle_scoop_setup = { | |
130 | .io_dir = POODLE_SCOOP_IO_DIR, | |
131 | .io_out = POODLE_SCOOP_IO_OUT, | |
2d91f941 | 132 | .gpio_base = POODLE_SCOOP_GPIO_BASE, |
1da177e4 LT |
133 | }; |
134 | ||
135 | struct platform_device poodle_scoop_device = { | |
136 | .name = "sharp-scoop", | |
137 | .id = -1, | |
138 | .dev = { | |
139 | .platform_data = &poodle_scoop_setup, | |
140 | }, | |
141 | .num_resources = ARRAY_SIZE(poodle_scoop_resources), | |
142 | .resource = poodle_scoop_resources, | |
143 | }; | |
144 | ||
0ce7625f RP |
145 | static struct scoop_pcmcia_dev poodle_pcmcia_scoop[] = { |
146 | { | |
147 | .dev = &poodle_scoop_device.dev, | |
148 | .irq = POODLE_IRQ_GPIO_CF_IRQ, | |
149 | .cd_irq = POODLE_IRQ_GPIO_CF_CD, | |
150 | .cd_irq_str = "PCMCIA0 CD", | |
151 | }, | |
152 | }; | |
153 | ||
a63ae442 RP |
154 | static struct scoop_pcmcia_config poodle_pcmcia_config = { |
155 | .devs = &poodle_pcmcia_scoop[0], | |
156 | .num_devs = 1, | |
a63ae442 RP |
157 | }; |
158 | ||
159 | EXPORT_SYMBOL(poodle_scoop_device); | |
160 | ||
1da177e4 | 161 | |
2445ecc3 AL |
162 | static struct platform_device poodle_audio_device = { |
163 | .name = "poodle-audio", | |
164 | .id = -1, | |
165 | }; | |
166 | ||
1da177e4 LT |
167 | /* LoCoMo device */ |
168 | static struct resource locomo_resources[] = { | |
169 | [0] = { | |
170 | .start = 0x10000000, | |
171 | .end = 0x10001fff, | |
172 | .flags = IORESOURCE_MEM, | |
173 | }, | |
174 | [1] = { | |
6384fdad HZ |
175 | .start = PXA_GPIO_TO_IRQ(10), |
176 | .end = PXA_GPIO_TO_IRQ(10), | |
1da177e4 LT |
177 | .flags = IORESOURCE_IRQ, |
178 | }, | |
179 | }; | |
180 | ||
ac609d26 EM |
181 | static struct locomo_platform_data locomo_info = { |
182 | .irq_base = IRQ_BOARD_START, | |
183 | }; | |
184 | ||
faed5684 | 185 | struct platform_device poodle_locomo_device = { |
1da177e4 LT |
186 | .name = "locomo", |
187 | .id = 0, | |
188 | .num_resources = ARRAY_SIZE(locomo_resources), | |
189 | .resource = locomo_resources, | |
ac609d26 EM |
190 | .dev = { |
191 | .platform_data = &locomo_info, | |
192 | }, | |
1da177e4 LT |
193 | }; |
194 | ||
faed5684 RP |
195 | EXPORT_SYMBOL(poodle_locomo_device); |
196 | ||
9ee40d9a EM |
197 | #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) |
198 | static struct pxa2xx_spi_master poodle_spi_info = { | |
199 | .num_chipselect = 1, | |
faed5684 RP |
200 | }; |
201 | ||
9ee40d9a EM |
202 | static struct ads7846_platform_data poodle_ads7846_info = { |
203 | .model = 7846, | |
204 | .vref_delay_usecs = 100, | |
205 | .x_plate_ohms = 419, | |
206 | .y_plate_ohms = 486, | |
207 | .gpio_pendown = POODLE_GPIO_TP_INT, | |
faed5684 RP |
208 | }; |
209 | ||
9ee40d9a | 210 | static struct pxa2xx_spi_chip poodle_ads7846_chip = { |
46580c03 | 211 | .gpio_cs = POODLE_GPIO_TP_CS, |
faed5684 RP |
212 | }; |
213 | ||
9ee40d9a EM |
214 | static struct spi_board_info poodle_spi_devices[] = { |
215 | { | |
216 | .modalias = "ads7846", | |
217 | .max_speed_hz = 10000, | |
218 | .bus_num = 1, | |
219 | .platform_data = &poodle_ads7846_info, | |
220 | .controller_data= &poodle_ads7846_chip, | |
4929f5a8 | 221 | .irq = PXA_GPIO_TO_IRQ(POODLE_GPIO_TP_INT), |
faed5684 | 222 | }, |
faed5684 RP |
223 | }; |
224 | ||
9ee40d9a EM |
225 | static void __init poodle_init_spi(void) |
226 | { | |
9ee40d9a EM |
227 | pxa2xx_set_spi_info(1, &poodle_spi_info); |
228 | spi_register_board_info(ARRAY_AND_SIZE(poodle_spi_devices)); | |
229 | } | |
230 | #else | |
231 | static inline void poodle_init_spi(void) {} | |
232 | #endif | |
13b9d47e RP |
233 | |
234 | /* | |
235 | * MMC/SD Device | |
236 | * | |
237 | * The card detect interrupt isn't debounced so we delay it by 250ms | |
238 | * to give the card a chance to fully insert/eject. | |
239 | */ | |
40220c1a | 240 | static int poodle_mci_init(struct device *dev, irq_handler_t poodle_detect_int, void *data) |
13b9d47e RP |
241 | { |
242 | int err; | |
243 | ||
ce529147 EM |
244 | err = gpio_request(POODLE_GPIO_SD_PWR, "SD_PWR"); |
245 | if (err) | |
246 | goto err_free_2; | |
247 | ||
248 | err = gpio_request(POODLE_GPIO_SD_PWR1, "SD_PWR1"); | |
249 | if (err) | |
250 | goto err_free_3; | |
251 | ||
ce529147 EM |
252 | gpio_direction_output(POODLE_GPIO_SD_PWR, 0); |
253 | gpio_direction_output(POODLE_GPIO_SD_PWR1, 0); | |
13b9d47e | 254 | |
ce529147 | 255 | return 0; |
13b9d47e | 256 | |
ce529147 EM |
257 | err_free_3: |
258 | gpio_free(POODLE_GPIO_SD_PWR); | |
259 | err_free_2: | |
2687bd38 | 260 | return err; |
13b9d47e RP |
261 | } |
262 | ||
a829abf8 | 263 | static int poodle_mci_setpower(struct device *dev, unsigned int vdd) |
13b9d47e RP |
264 | { |
265 | struct pxamci_platform_data* p_d = dev->platform_data; | |
266 | ||
ce529147 EM |
267 | if ((1 << vdd) & p_d->ocr_mask) { |
268 | gpio_set_value(POODLE_GPIO_SD_PWR, 1); | |
88660351 | 269 | mdelay(2); |
ce529147 | 270 | gpio_set_value(POODLE_GPIO_SD_PWR1, 1); |
88660351 | 271 | } else { |
ce529147 EM |
272 | gpio_set_value(POODLE_GPIO_SD_PWR1, 0); |
273 | gpio_set_value(POODLE_GPIO_SD_PWR, 0); | |
88660351 | 274 | } |
a829abf8 AB |
275 | |
276 | return 0; | |
88660351 RP |
277 | } |
278 | ||
13b9d47e RP |
279 | static void poodle_mci_exit(struct device *dev, void *data) |
280 | { | |
ce529147 EM |
281 | gpio_free(POODLE_GPIO_SD_PWR1); |
282 | gpio_free(POODLE_GPIO_SD_PWR); | |
13b9d47e RP |
283 | } |
284 | ||
285 | static struct pxamci_platform_data poodle_mci_platform_data = { | |
f97cab28 | 286 | .detect_delay_ms = 250, |
7a648256 RJ |
287 | .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, |
288 | .init = poodle_mci_init, | |
289 | .setpower = poodle_mci_setpower, | |
290 | .exit = poodle_mci_exit, | |
91a86a96 | 291 | .gpio_card_detect = POODLE_GPIO_nSD_DETECT, |
7a648256 RJ |
292 | .gpio_card_ro = POODLE_GPIO_nSD_WP, |
293 | .gpio_power = -1, | |
13b9d47e RP |
294 | }; |
295 | ||
296 | ||
8e4b8715 RP |
297 | /* |
298 | * Irda | |
299 | */ | |
8e4b8715 | 300 | static struct pxaficp_platform_data poodle_ficp_platform_data = { |
c4bd0172 | 301 | .gpio_pwdown = POODLE_GPIO_IR_ON, |
ce529147 | 302 | .transceiver_cap = IR_SIRMODE | IR_OFF, |
8e4b8715 RP |
303 | }; |
304 | ||
305 | ||
13b9d47e RP |
306 | /* |
307 | * USB Device Controller | |
308 | */ | |
13b9d47e RP |
309 | static struct pxa2xx_udc_mach_info udc_info __initdata = { |
310 | /* no connect GPIO; poodle can't tell connection status */ | |
1730aadf | 311 | .gpio_pullup = POODLE_GPIO_USB_PULLUP, |
13b9d47e RP |
312 | }; |
313 | ||
314 | ||
1da177e4 | 315 | /* PXAFB device */ |
d14b272b | 316 | static struct pxafb_mode_info poodle_fb_mode = { |
1da177e4 | 317 | .pixclock = 144700, |
1da177e4 LT |
318 | .xres = 320, |
319 | .yres = 240, | |
320 | .bpp = 16, | |
1da177e4 LT |
321 | .hsync_len = 7, |
322 | .left_margin = 11, | |
323 | .right_margin = 30, | |
1da177e4 LT |
324 | .vsync_len = 2, |
325 | .upper_margin = 2, | |
326 | .lower_margin = 0, | |
327 | .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, | |
d14b272b | 328 | }; |
1da177e4 | 329 | |
d14b272b RP |
330 | static struct pxafb_mach_info poodle_fb_info = { |
331 | .modes = &poodle_fb_mode, | |
332 | .num_modes = 1, | |
cf5eb8c0 | 333 | .lcd_conn = LCD_COLOR_TFT_16BPP, |
1da177e4 LT |
334 | }; |
335 | ||
6af7a8eb DES |
336 | static struct mtd_partition sharpsl_nand_partitions[] = { |
337 | { | |
338 | .name = "System Area", | |
339 | .offset = 0, | |
340 | .size = 7 * 1024 * 1024, | |
341 | }, | |
342 | { | |
343 | .name = "Root Filesystem", | |
344 | .offset = 7 * 1024 * 1024, | |
345 | .size = 22 * 1024 * 1024, | |
346 | }, | |
347 | { | |
348 | .name = "Home Filesystem", | |
349 | .offset = MTDPART_OFS_APPEND, | |
350 | .size = MTDPART_SIZ_FULL, | |
351 | }, | |
352 | }; | |
353 | ||
354 | static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; | |
355 | ||
356 | static struct nand_bbt_descr sharpsl_bbt = { | |
357 | .options = 0, | |
358 | .offs = 4, | |
359 | .len = 2, | |
360 | .pattern = scan_ff_pattern | |
361 | }; | |
362 | ||
363 | static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = { | |
364 | .badblock_pattern = &sharpsl_bbt, | |
365 | .partitions = sharpsl_nand_partitions, | |
366 | .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions), | |
367 | }; | |
368 | ||
369 | static struct resource sharpsl_nand_resources[] = { | |
370 | { | |
371 | .start = 0x0C000000, | |
372 | .end = 0x0C000FFF, | |
373 | .flags = IORESOURCE_MEM, | |
374 | }, | |
375 | }; | |
376 | ||
377 | static struct platform_device sharpsl_nand_device = { | |
378 | .name = "sharpsl-nand", | |
379 | .id = -1, | |
380 | .resource = sharpsl_nand_resources, | |
381 | .num_resources = ARRAY_SIZE(sharpsl_nand_resources), | |
382 | .dev.platform_data = &sharpsl_nand_platform_data, | |
383 | }; | |
384 | ||
431a2cff DES |
385 | static struct mtd_partition sharpsl_rom_parts[] = { |
386 | { | |
387 | .name ="Boot PROM Filesystem", | |
388 | .offset = 0x00120000, | |
389 | .size = MTDPART_SIZ_FULL, | |
390 | }, | |
391 | }; | |
392 | ||
393 | static struct physmap_flash_data sharpsl_rom_data = { | |
394 | .width = 2, | |
395 | .nr_parts = ARRAY_SIZE(sharpsl_rom_parts), | |
396 | .parts = sharpsl_rom_parts, | |
397 | }; | |
398 | ||
399 | static struct resource sharpsl_rom_resources[] = { | |
400 | { | |
401 | .start = 0x00000000, | |
402 | .end = 0x007fffff, | |
403 | .flags = IORESOURCE_MEM, | |
404 | }, | |
405 | }; | |
406 | ||
407 | static struct platform_device sharpsl_rom_device = { | |
408 | .name = "physmap-flash", | |
409 | .id = -1, | |
410 | .resource = sharpsl_rom_resources, | |
411 | .num_resources = ARRAY_SIZE(sharpsl_rom_resources), | |
412 | .dev.platform_data = &sharpsl_rom_data, | |
413 | }; | |
414 | ||
1da177e4 | 415 | static struct platform_device *devices[] __initdata = { |
faed5684 | 416 | &poodle_locomo_device, |
1da177e4 | 417 | &poodle_scoop_device, |
2445ecc3 | 418 | &poodle_audio_device, |
6af7a8eb | 419 | &sharpsl_nand_device, |
431a2cff | 420 | &sharpsl_rom_device, |
1da177e4 LT |
421 | }; |
422 | ||
8776b268 MB |
423 | static struct i2c_board_info __initdata poodle_i2c_devices[] = { |
424 | { I2C_BOARD_INFO("wm8731", 0x1b) }, | |
425 | }; | |
426 | ||
74617fb6 RP |
427 | static void poodle_poweroff(void) |
428 | { | |
7b6d864b | 429 | pxa_restart(REBOOT_HARD, NULL); |
74617fb6 RP |
430 | } |
431 | ||
1da177e4 LT |
432 | static void __init poodle_init(void) |
433 | { | |
434 | int ret = 0; | |
435 | ||
74617fb6 | 436 | pm_power_off = poodle_poweroff; |
74617fb6 | 437 | |
f29d2455 RP |
438 | PCFR |= PCFR_OPDE; |
439 | ||
26b4c8dd | 440 | pxa2xx_mfp_config(ARRAY_AND_SIZE(poodle_pin_config)); |
1da177e4 | 441 | |
cc155c6f RK |
442 | pxa_set_ffuart_info(NULL); |
443 | pxa_set_btuart_info(NULL); | |
444 | pxa_set_stuart_info(NULL); | |
445 | ||
2b0defd4 | 446 | platform_scoop_config = &poodle_pcmcia_config; |
2b0defd4 EM |
447 | |
448 | ret = platform_add_devices(devices, ARRAY_SIZE(devices)); | |
449 | if (ret) | |
7b472ac7 | 450 | pr_warn("poodle: Unable to register LoCoMo device\n"); |
2b0defd4 | 451 | |
4321e1a1 | 452 | pxa_set_fb_info(&poodle_locomo_device.dev, &poodle_fb_info); |
13b9d47e RP |
453 | pxa_set_udc_info(&udc_info); |
454 | pxa_set_mci_info(&poodle_mci_platform_data); | |
8e4b8715 | 455 | pxa_set_ficp_info(&poodle_ficp_platform_data); |
f8787fdc | 456 | pxa_set_i2c_info(NULL); |
8776b268 | 457 | i2c_register_board_info(0, ARRAY_AND_SIZE(poodle_i2c_devices)); |
9ee40d9a | 458 | poodle_init_spi(); |
9bc78f32 | 459 | regulator_has_full_constraints(); |
1da177e4 LT |
460 | } |
461 | ||
1c2f87c2 | 462 | static void __init fixup_poodle(struct tag *tags, char **cmdline) |
1da177e4 LT |
463 | { |
464 | sharpsl_save_param(); | |
1c2f87c2 | 465 | memblock_add(0xa0000000, SZ_32M); |
1da177e4 LT |
466 | } |
467 | ||
1da177e4 | 468 | MACHINE_START(POODLE, "SHARP Poodle") |
e9dea0c6 | 469 | .fixup = fixup_poodle, |
851982c1 | 470 | .map_io = pxa25x_map_io, |
6ac6b817 | 471 | .nr_irqs = POODLE_NR_IRQS, /* 4 for LoCoMo */ |
cd49104d | 472 | .init_irq = pxa25x_init_irq, |
8a97ae2f | 473 | .handle_irq = pxa25x_handle_irq, |
6bb27d73 | 474 | .init_time = pxa_timer_init, |
e9dea0c6 | 475 | .init_machine = poodle_init, |
271a74fc | 476 | .restart = pxa_restart, |
1da177e4 | 477 | MACHINE_END |