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> | |
d052d1be | 19 | #include <linux/platform_device.h> |
1da177e4 | 20 | #include <linux/fb.h> |
74617fb6 | 21 | #include <linux/pm.h> |
88660351 | 22 | #include <linux/delay.h> |
431a2cff | 23 | #include <linux/mtd/physmap.h> |
ce529147 | 24 | #include <linux/gpio.h> |
8776b268 | 25 | #include <linux/i2c.h> |
b459396e | 26 | #include <linux/i2c/pxa-i2c.h> |
9ee40d9a EM |
27 | #include <linux/spi/spi.h> |
28 | #include <linux/spi/ads7846.h> | |
8348c259 | 29 | #include <linux/spi/pxa2xx_spi.h> |
6af7a8eb | 30 | #include <linux/mtd/sharpsl.h> |
1da177e4 | 31 | |
a09e64fb | 32 | #include <mach/hardware.h> |
1da177e4 LT |
33 | #include <asm/mach-types.h> |
34 | #include <asm/irq.h> | |
35 | #include <asm/setup.h> | |
74617fb6 | 36 | #include <asm/system.h> |
1da177e4 LT |
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> |
a09e64fb RK |
43 | #include <mach/mmc.h> |
44 | #include <mach/udc.h> | |
45 | #include <mach/irda.h> | |
46 | #include <mach/poodle.h> | |
47 | #include <mach/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 LT |
159 | |
160 | /* LoCoMo device */ | |
161 | static struct resource locomo_resources[] = { | |
162 | [0] = { | |
163 | .start = 0x10000000, | |
164 | .end = 0x10001fff, | |
165 | .flags = IORESOURCE_MEM, | |
166 | }, | |
167 | [1] = { | |
168 | .start = IRQ_GPIO(10), | |
169 | .end = IRQ_GPIO(10), | |
170 | .flags = IORESOURCE_IRQ, | |
171 | }, | |
172 | }; | |
173 | ||
ac609d26 EM |
174 | static struct locomo_platform_data locomo_info = { |
175 | .irq_base = IRQ_BOARD_START, | |
176 | }; | |
177 | ||
faed5684 | 178 | struct platform_device poodle_locomo_device = { |
1da177e4 LT |
179 | .name = "locomo", |
180 | .id = 0, | |
181 | .num_resources = ARRAY_SIZE(locomo_resources), | |
182 | .resource = locomo_resources, | |
ac609d26 EM |
183 | .dev = { |
184 | .platform_data = &locomo_info, | |
185 | }, | |
1da177e4 LT |
186 | }; |
187 | ||
faed5684 RP |
188 | EXPORT_SYMBOL(poodle_locomo_device); |
189 | ||
9ee40d9a EM |
190 | #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) |
191 | static struct pxa2xx_spi_master poodle_spi_info = { | |
192 | .num_chipselect = 1, | |
faed5684 RP |
193 | }; |
194 | ||
9ee40d9a EM |
195 | static struct ads7846_platform_data poodle_ads7846_info = { |
196 | .model = 7846, | |
197 | .vref_delay_usecs = 100, | |
198 | .x_plate_ohms = 419, | |
199 | .y_plate_ohms = 486, | |
200 | .gpio_pendown = POODLE_GPIO_TP_INT, | |
faed5684 RP |
201 | }; |
202 | ||
9ee40d9a | 203 | static struct pxa2xx_spi_chip poodle_ads7846_chip = { |
46580c03 | 204 | .gpio_cs = POODLE_GPIO_TP_CS, |
faed5684 RP |
205 | }; |
206 | ||
9ee40d9a EM |
207 | static struct spi_board_info poodle_spi_devices[] = { |
208 | { | |
209 | .modalias = "ads7846", | |
210 | .max_speed_hz = 10000, | |
211 | .bus_num = 1, | |
212 | .platform_data = &poodle_ads7846_info, | |
213 | .controller_data= &poodle_ads7846_chip, | |
214 | .irq = gpio_to_irq(POODLE_GPIO_TP_INT), | |
faed5684 | 215 | }, |
faed5684 RP |
216 | }; |
217 | ||
9ee40d9a EM |
218 | static void __init poodle_init_spi(void) |
219 | { | |
9ee40d9a EM |
220 | pxa2xx_set_spi_info(1, &poodle_spi_info); |
221 | spi_register_board_info(ARRAY_AND_SIZE(poodle_spi_devices)); | |
222 | } | |
223 | #else | |
224 | static inline void poodle_init_spi(void) {} | |
225 | #endif | |
13b9d47e RP |
226 | |
227 | /* | |
228 | * MMC/SD Device | |
229 | * | |
230 | * The card detect interrupt isn't debounced so we delay it by 250ms | |
231 | * to give the card a chance to fully insert/eject. | |
232 | */ | |
40220c1a | 233 | static int poodle_mci_init(struct device *dev, irq_handler_t poodle_detect_int, void *data) |
13b9d47e RP |
234 | { |
235 | int err; | |
236 | ||
ce529147 EM |
237 | err = gpio_request(POODLE_GPIO_SD_PWR, "SD_PWR"); |
238 | if (err) | |
239 | goto err_free_2; | |
240 | ||
241 | err = gpio_request(POODLE_GPIO_SD_PWR1, "SD_PWR1"); | |
242 | if (err) | |
243 | goto err_free_3; | |
244 | ||
ce529147 EM |
245 | gpio_direction_output(POODLE_GPIO_SD_PWR, 0); |
246 | gpio_direction_output(POODLE_GPIO_SD_PWR1, 0); | |
13b9d47e | 247 | |
ce529147 | 248 | return 0; |
13b9d47e | 249 | |
ce529147 EM |
250 | err_free_3: |
251 | gpio_free(POODLE_GPIO_SD_PWR); | |
252 | err_free_2: | |
2687bd38 | 253 | return err; |
13b9d47e RP |
254 | } |
255 | ||
256 | static void poodle_mci_setpower(struct device *dev, unsigned int vdd) | |
257 | { | |
258 | struct pxamci_platform_data* p_d = dev->platform_data; | |
259 | ||
ce529147 EM |
260 | if ((1 << vdd) & p_d->ocr_mask) { |
261 | gpio_set_value(POODLE_GPIO_SD_PWR, 1); | |
88660351 | 262 | mdelay(2); |
ce529147 | 263 | gpio_set_value(POODLE_GPIO_SD_PWR1, 1); |
88660351 | 264 | } else { |
ce529147 EM |
265 | gpio_set_value(POODLE_GPIO_SD_PWR1, 0); |
266 | gpio_set_value(POODLE_GPIO_SD_PWR, 0); | |
88660351 RP |
267 | } |
268 | } | |
269 | ||
13b9d47e RP |
270 | static void poodle_mci_exit(struct device *dev, void *data) |
271 | { | |
ce529147 EM |
272 | gpio_free(POODLE_GPIO_SD_PWR1); |
273 | gpio_free(POODLE_GPIO_SD_PWR); | |
13b9d47e RP |
274 | } |
275 | ||
276 | static struct pxamci_platform_data poodle_mci_platform_data = { | |
f97cab28 | 277 | .detect_delay_ms = 250, |
7a648256 RJ |
278 | .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, |
279 | .init = poodle_mci_init, | |
280 | .setpower = poodle_mci_setpower, | |
281 | .exit = poodle_mci_exit, | |
91a86a96 | 282 | .gpio_card_detect = POODLE_GPIO_nSD_DETECT, |
7a648256 RJ |
283 | .gpio_card_ro = POODLE_GPIO_nSD_WP, |
284 | .gpio_power = -1, | |
13b9d47e RP |
285 | }; |
286 | ||
287 | ||
8e4b8715 RP |
288 | /* |
289 | * Irda | |
290 | */ | |
8e4b8715 | 291 | static struct pxaficp_platform_data poodle_ficp_platform_data = { |
c4bd0172 | 292 | .gpio_pwdown = POODLE_GPIO_IR_ON, |
ce529147 | 293 | .transceiver_cap = IR_SIRMODE | IR_OFF, |
8e4b8715 RP |
294 | }; |
295 | ||
296 | ||
13b9d47e RP |
297 | /* |
298 | * USB Device Controller | |
299 | */ | |
13b9d47e RP |
300 | static struct pxa2xx_udc_mach_info udc_info __initdata = { |
301 | /* no connect GPIO; poodle can't tell connection status */ | |
1730aadf | 302 | .gpio_pullup = POODLE_GPIO_USB_PULLUP, |
13b9d47e RP |
303 | }; |
304 | ||
305 | ||
1da177e4 | 306 | /* PXAFB device */ |
d14b272b | 307 | static struct pxafb_mode_info poodle_fb_mode = { |
1da177e4 | 308 | .pixclock = 144700, |
1da177e4 LT |
309 | .xres = 320, |
310 | .yres = 240, | |
311 | .bpp = 16, | |
1da177e4 LT |
312 | .hsync_len = 7, |
313 | .left_margin = 11, | |
314 | .right_margin = 30, | |
1da177e4 LT |
315 | .vsync_len = 2, |
316 | .upper_margin = 2, | |
317 | .lower_margin = 0, | |
318 | .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, | |
d14b272b | 319 | }; |
1da177e4 | 320 | |
d14b272b RP |
321 | static struct pxafb_mach_info poodle_fb_info = { |
322 | .modes = &poodle_fb_mode, | |
323 | .num_modes = 1, | |
cf5eb8c0 | 324 | .lcd_conn = LCD_COLOR_TFT_16BPP, |
1da177e4 LT |
325 | }; |
326 | ||
6af7a8eb DB |
327 | static struct mtd_partition sharpsl_nand_partitions[] = { |
328 | { | |
329 | .name = "System Area", | |
330 | .offset = 0, | |
331 | .size = 7 * 1024 * 1024, | |
332 | }, | |
333 | { | |
334 | .name = "Root Filesystem", | |
335 | .offset = 7 * 1024 * 1024, | |
336 | .size = 22 * 1024 * 1024, | |
337 | }, | |
338 | { | |
339 | .name = "Home Filesystem", | |
340 | .offset = MTDPART_OFS_APPEND, | |
341 | .size = MTDPART_SIZ_FULL, | |
342 | }, | |
343 | }; | |
344 | ||
345 | static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; | |
346 | ||
347 | static struct nand_bbt_descr sharpsl_bbt = { | |
348 | .options = 0, | |
349 | .offs = 4, | |
350 | .len = 2, | |
351 | .pattern = scan_ff_pattern | |
352 | }; | |
353 | ||
354 | static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = { | |
355 | .badblock_pattern = &sharpsl_bbt, | |
356 | .partitions = sharpsl_nand_partitions, | |
357 | .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions), | |
358 | }; | |
359 | ||
360 | static struct resource sharpsl_nand_resources[] = { | |
361 | { | |
362 | .start = 0x0C000000, | |
363 | .end = 0x0C000FFF, | |
364 | .flags = IORESOURCE_MEM, | |
365 | }, | |
366 | }; | |
367 | ||
368 | static struct platform_device sharpsl_nand_device = { | |
369 | .name = "sharpsl-nand", | |
370 | .id = -1, | |
371 | .resource = sharpsl_nand_resources, | |
372 | .num_resources = ARRAY_SIZE(sharpsl_nand_resources), | |
373 | .dev.platform_data = &sharpsl_nand_platform_data, | |
374 | }; | |
375 | ||
431a2cff DB |
376 | static struct mtd_partition sharpsl_rom_parts[] = { |
377 | { | |
378 | .name ="Boot PROM Filesystem", | |
379 | .offset = 0x00120000, | |
380 | .size = MTDPART_SIZ_FULL, | |
381 | }, | |
382 | }; | |
383 | ||
384 | static struct physmap_flash_data sharpsl_rom_data = { | |
385 | .width = 2, | |
386 | .nr_parts = ARRAY_SIZE(sharpsl_rom_parts), | |
387 | .parts = sharpsl_rom_parts, | |
388 | }; | |
389 | ||
390 | static struct resource sharpsl_rom_resources[] = { | |
391 | { | |
392 | .start = 0x00000000, | |
393 | .end = 0x007fffff, | |
394 | .flags = IORESOURCE_MEM, | |
395 | }, | |
396 | }; | |
397 | ||
398 | static struct platform_device sharpsl_rom_device = { | |
399 | .name = "physmap-flash", | |
400 | .id = -1, | |
401 | .resource = sharpsl_rom_resources, | |
402 | .num_resources = ARRAY_SIZE(sharpsl_rom_resources), | |
403 | .dev.platform_data = &sharpsl_rom_data, | |
404 | }; | |
405 | ||
1da177e4 | 406 | static struct platform_device *devices[] __initdata = { |
faed5684 | 407 | &poodle_locomo_device, |
1da177e4 | 408 | &poodle_scoop_device, |
6af7a8eb | 409 | &sharpsl_nand_device, |
431a2cff | 410 | &sharpsl_rom_device, |
1da177e4 LT |
411 | }; |
412 | ||
8776b268 MB |
413 | static struct i2c_board_info __initdata poodle_i2c_devices[] = { |
414 | { I2C_BOARD_INFO("wm8731", 0x1b) }, | |
415 | }; | |
416 | ||
74617fb6 RP |
417 | static void poodle_poweroff(void) |
418 | { | |
be093beb | 419 | arm_machine_restart('h', NULL); |
74617fb6 RP |
420 | } |
421 | ||
be093beb | 422 | static void poodle_restart(char mode, const char *cmd) |
74617fb6 | 423 | { |
be093beb | 424 | arm_machine_restart('h', cmd); |
74617fb6 RP |
425 | } |
426 | ||
1da177e4 LT |
427 | static void __init poodle_init(void) |
428 | { | |
429 | int ret = 0; | |
430 | ||
74617fb6 RP |
431 | pm_power_off = poodle_poweroff; |
432 | arm_pm_restart = poodle_restart; | |
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 | ||
457 | static void __init fixup_poodle(struct machine_desc *desc, | |
458 | struct tag *tags, char **cmdline, struct meminfo *mi) | |
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, |
e9dea0c6 RK |
471 | .timer = &pxa_timer, |
472 | .init_machine = poodle_init, | |
1da177e4 | 473 | MACHINE_END |