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> |
9ee40d9a EM |
26 | #include <linux/spi/spi.h> |
27 | #include <linux/spi/ads7846.h> | |
6af7a8eb | 28 | #include <linux/mtd/sharpsl.h> |
1da177e4 | 29 | |
a09e64fb | 30 | #include <mach/hardware.h> |
1da177e4 LT |
31 | #include <asm/mach-types.h> |
32 | #include <asm/irq.h> | |
33 | #include <asm/setup.h> | |
74617fb6 | 34 | #include <asm/system.h> |
1da177e4 LT |
35 | |
36 | #include <asm/mach/arch.h> | |
37 | #include <asm/mach/map.h> | |
38 | #include <asm/mach/irq.h> | |
39 | ||
51c62982 | 40 | #include <mach/pxa25x.h> |
a09e64fb RK |
41 | #include <mach/mmc.h> |
42 | #include <mach/udc.h> | |
f0a83701 | 43 | #include <plat/i2c.h> |
a09e64fb RK |
44 | #include <mach/irda.h> |
45 | #include <mach/poodle.h> | |
46 | #include <mach/pxafb.h> | |
47 | #include <mach/sharpsl.h> | |
48 | #include <mach/ssp.h> | |
9ee40d9a | 49 | #include <mach/pxa2xx_spi.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" |
faed5684 | 57 | #include "sharpsl.h" |
1da177e4 | 58 | |
26b4c8dd EM |
59 | static unsigned long poodle_pin_config[] __initdata = { |
60 | /* I/O */ | |
61 | GPIO79_nCS_3, | |
62 | GPIO80_nCS_4, | |
63 | GPIO18_RDY, | |
64 | ||
65 | /* Clock */ | |
66 | GPIO12_32KHz, | |
67 | ||
68 | /* SSP1 */ | |
69 | GPIO23_SSP1_SCLK, | |
26b4c8dd EM |
70 | GPIO25_SSP1_TXD, |
71 | GPIO26_SSP1_RXD, | |
9ee40d9a | 72 | GPIO24_GPIO, /* POODLE_GPIO_TP_CS - SFRM as chip select */ |
26b4c8dd EM |
73 | |
74 | /* I2S */ | |
75 | GPIO28_I2S_BITCLK_OUT, | |
76 | GPIO29_I2S_SDATA_IN, | |
77 | GPIO30_I2S_SDATA_OUT, | |
78 | GPIO31_I2S_SYNC, | |
79 | GPIO32_I2S_SYSCLK, | |
80 | ||
81 | /* Infra-Red */ | |
82 | GPIO47_FICP_TXD, | |
83 | GPIO46_FICP_RXD, | |
84 | ||
85 | /* FFUART */ | |
86 | GPIO40_FFUART_DTR, | |
87 | GPIO41_FFUART_RTS, | |
88 | GPIO39_FFUART_TXD, | |
89 | GPIO37_FFUART_DSR, | |
90 | GPIO34_FFUART_RXD, | |
91 | GPIO35_FFUART_CTS, | |
92 | ||
93 | /* LCD */ | |
94 | GPIO58_LCD_LDD_0, | |
95 | GPIO59_LCD_LDD_1, | |
96 | GPIO60_LCD_LDD_2, | |
97 | GPIO61_LCD_LDD_3, | |
98 | GPIO62_LCD_LDD_4, | |
99 | GPIO63_LCD_LDD_5, | |
100 | GPIO64_LCD_LDD_6, | |
101 | GPIO65_LCD_LDD_7, | |
102 | GPIO66_LCD_LDD_8, | |
103 | GPIO67_LCD_LDD_9, | |
104 | GPIO68_LCD_LDD_10, | |
105 | GPIO69_LCD_LDD_11, | |
106 | GPIO70_LCD_LDD_12, | |
107 | GPIO71_LCD_LDD_13, | |
108 | GPIO72_LCD_LDD_14, | |
109 | GPIO73_LCD_LDD_15, | |
110 | GPIO74_LCD_FCLK, | |
111 | GPIO75_LCD_LCLK, | |
112 | GPIO76_LCD_PCLK, | |
4fa7c24e | 113 | GPIO77_LCD_BIAS, |
26b4c8dd EM |
114 | |
115 | /* PC Card */ | |
116 | GPIO48_nPOE, | |
117 | GPIO49_nPWE, | |
118 | GPIO50_nPIOR, | |
119 | GPIO51_nPIOW, | |
120 | GPIO52_nPCE_1, | |
121 | GPIO53_nPCE_2, | |
122 | GPIO54_nPSKTSEL, | |
123 | GPIO55_nPREG, | |
124 | GPIO56_nPWAIT, | |
125 | GPIO57_nIOIS16, | |
126 | ||
127 | /* MMC */ | |
128 | GPIO6_MMC_CLK, | |
129 | GPIO8_MMC_CS0, | |
130 | ||
131 | /* GPIO */ | |
132 | GPIO9_GPIO, /* POODLE_GPIO_nSD_DETECT */ | |
133 | GPIO7_GPIO, /* POODLE_GPIO_nSD_WP */ | |
134 | GPIO3_GPIO, /* POODLE_GPIO_SD_PWR */ | |
135 | GPIO33_GPIO, /* POODLE_GPIO_SD_PWR1 */ | |
136 | ||
137 | GPIO20_GPIO, /* POODLE_GPIO_USB_PULLUP */ | |
138 | GPIO22_GPIO, /* POODLE_GPIO_IR_ON */ | |
139 | }; | |
140 | ||
1da177e4 LT |
141 | static struct resource poodle_scoop_resources[] = { |
142 | [0] = { | |
143 | .start = 0x10800000, | |
144 | .end = 0x10800fff, | |
145 | .flags = IORESOURCE_MEM, | |
146 | }, | |
147 | }; | |
148 | ||
149 | static struct scoop_config poodle_scoop_setup = { | |
150 | .io_dir = POODLE_SCOOP_IO_DIR, | |
151 | .io_out = POODLE_SCOOP_IO_OUT, | |
2d91f941 | 152 | .gpio_base = POODLE_SCOOP_GPIO_BASE, |
1da177e4 LT |
153 | }; |
154 | ||
155 | struct platform_device poodle_scoop_device = { | |
156 | .name = "sharp-scoop", | |
157 | .id = -1, | |
158 | .dev = { | |
159 | .platform_data = &poodle_scoop_setup, | |
160 | }, | |
161 | .num_resources = ARRAY_SIZE(poodle_scoop_resources), | |
162 | .resource = poodle_scoop_resources, | |
163 | }; | |
164 | ||
0ce7625f RP |
165 | static struct scoop_pcmcia_dev poodle_pcmcia_scoop[] = { |
166 | { | |
167 | .dev = &poodle_scoop_device.dev, | |
168 | .irq = POODLE_IRQ_GPIO_CF_IRQ, | |
169 | .cd_irq = POODLE_IRQ_GPIO_CF_CD, | |
170 | .cd_irq_str = "PCMCIA0 CD", | |
171 | }, | |
172 | }; | |
173 | ||
a63ae442 RP |
174 | static struct scoop_pcmcia_config poodle_pcmcia_config = { |
175 | .devs = &poodle_pcmcia_scoop[0], | |
176 | .num_devs = 1, | |
a63ae442 RP |
177 | }; |
178 | ||
179 | EXPORT_SYMBOL(poodle_scoop_device); | |
180 | ||
1da177e4 LT |
181 | |
182 | /* LoCoMo device */ | |
183 | static struct resource locomo_resources[] = { | |
184 | [0] = { | |
185 | .start = 0x10000000, | |
186 | .end = 0x10001fff, | |
187 | .flags = IORESOURCE_MEM, | |
188 | }, | |
189 | [1] = { | |
190 | .start = IRQ_GPIO(10), | |
191 | .end = IRQ_GPIO(10), | |
192 | .flags = IORESOURCE_IRQ, | |
193 | }, | |
194 | }; | |
195 | ||
faed5684 | 196 | struct platform_device poodle_locomo_device = { |
1da177e4 LT |
197 | .name = "locomo", |
198 | .id = 0, | |
199 | .num_resources = ARRAY_SIZE(locomo_resources), | |
200 | .resource = locomo_resources, | |
201 | }; | |
202 | ||
faed5684 RP |
203 | EXPORT_SYMBOL(poodle_locomo_device); |
204 | ||
9ee40d9a EM |
205 | #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE) |
206 | static struct pxa2xx_spi_master poodle_spi_info = { | |
207 | .num_chipselect = 1, | |
faed5684 RP |
208 | }; |
209 | ||
9ee40d9a EM |
210 | static struct ads7846_platform_data poodle_ads7846_info = { |
211 | .model = 7846, | |
212 | .vref_delay_usecs = 100, | |
213 | .x_plate_ohms = 419, | |
214 | .y_plate_ohms = 486, | |
215 | .gpio_pendown = POODLE_GPIO_TP_INT, | |
faed5684 RP |
216 | }; |
217 | ||
9ee40d9a | 218 | static struct pxa2xx_spi_chip poodle_ads7846_chip = { |
46580c03 | 219 | .gpio_cs = POODLE_GPIO_TP_CS, |
faed5684 RP |
220 | }; |
221 | ||
9ee40d9a EM |
222 | static struct spi_board_info poodle_spi_devices[] = { |
223 | { | |
224 | .modalias = "ads7846", | |
225 | .max_speed_hz = 10000, | |
226 | .bus_num = 1, | |
227 | .platform_data = &poodle_ads7846_info, | |
228 | .controller_data= &poodle_ads7846_chip, | |
229 | .irq = gpio_to_irq(POODLE_GPIO_TP_INT), | |
faed5684 | 230 | }, |
faed5684 RP |
231 | }; |
232 | ||
9ee40d9a EM |
233 | static void __init poodle_init_spi(void) |
234 | { | |
9ee40d9a EM |
235 | pxa2xx_set_spi_info(1, &poodle_spi_info); |
236 | spi_register_board_info(ARRAY_AND_SIZE(poodle_spi_devices)); | |
237 | } | |
238 | #else | |
239 | static inline void poodle_init_spi(void) {} | |
240 | #endif | |
13b9d47e RP |
241 | |
242 | /* | |
243 | * MMC/SD Device | |
244 | * | |
245 | * The card detect interrupt isn't debounced so we delay it by 250ms | |
246 | * to give the card a chance to fully insert/eject. | |
247 | */ | |
40220c1a | 248 | static int poodle_mci_init(struct device *dev, irq_handler_t poodle_detect_int, void *data) |
13b9d47e RP |
249 | { |
250 | int err; | |
251 | ||
ce529147 EM |
252 | err = gpio_request(POODLE_GPIO_SD_PWR, "SD_PWR"); |
253 | if (err) | |
254 | goto err_free_2; | |
255 | ||
256 | err = gpio_request(POODLE_GPIO_SD_PWR1, "SD_PWR1"); | |
257 | if (err) | |
258 | goto err_free_3; | |
259 | ||
ce529147 EM |
260 | gpio_direction_output(POODLE_GPIO_SD_PWR, 0); |
261 | gpio_direction_output(POODLE_GPIO_SD_PWR1, 0); | |
13b9d47e | 262 | |
ce529147 | 263 | return 0; |
13b9d47e | 264 | |
ce529147 EM |
265 | err_free_3: |
266 | gpio_free(POODLE_GPIO_SD_PWR); | |
267 | err_free_2: | |
2687bd38 | 268 | return err; |
13b9d47e RP |
269 | } |
270 | ||
271 | static void poodle_mci_setpower(struct device *dev, unsigned int vdd) | |
272 | { | |
273 | struct pxamci_platform_data* p_d = dev->platform_data; | |
274 | ||
ce529147 EM |
275 | if ((1 << vdd) & p_d->ocr_mask) { |
276 | gpio_set_value(POODLE_GPIO_SD_PWR, 1); | |
88660351 | 277 | mdelay(2); |
ce529147 | 278 | gpio_set_value(POODLE_GPIO_SD_PWR1, 1); |
88660351 | 279 | } else { |
ce529147 EM |
280 | gpio_set_value(POODLE_GPIO_SD_PWR1, 0); |
281 | gpio_set_value(POODLE_GPIO_SD_PWR, 0); | |
88660351 RP |
282 | } |
283 | } | |
284 | ||
13b9d47e RP |
285 | static void poodle_mci_exit(struct device *dev, void *data) |
286 | { | |
ce529147 EM |
287 | gpio_free(POODLE_GPIO_SD_PWR1); |
288 | gpio_free(POODLE_GPIO_SD_PWR); | |
13b9d47e RP |
289 | } |
290 | ||
291 | static struct pxamci_platform_data poodle_mci_platform_data = { | |
7a648256 RJ |
292 | .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, |
293 | .init = poodle_mci_init, | |
294 | .setpower = poodle_mci_setpower, | |
295 | .exit = poodle_mci_exit, | |
296 | .gpio_card_detect = POODLE_IRQ_GPIO_nSD_DETECT, | |
297 | .gpio_card_ro = POODLE_GPIO_nSD_WP, | |
298 | .gpio_power = -1, | |
13b9d47e RP |
299 | }; |
300 | ||
301 | ||
8e4b8715 RP |
302 | /* |
303 | * Irda | |
304 | */ | |
8e4b8715 | 305 | static struct pxaficp_platform_data poodle_ficp_platform_data = { |
c4bd0172 | 306 | .gpio_pwdown = POODLE_GPIO_IR_ON, |
ce529147 | 307 | .transceiver_cap = IR_SIRMODE | IR_OFF, |
8e4b8715 RP |
308 | }; |
309 | ||
310 | ||
13b9d47e RP |
311 | /* |
312 | * USB Device Controller | |
313 | */ | |
13b9d47e RP |
314 | static struct pxa2xx_udc_mach_info udc_info __initdata = { |
315 | /* no connect GPIO; poodle can't tell connection status */ | |
1730aadf | 316 | .gpio_pullup = POODLE_GPIO_USB_PULLUP, |
13b9d47e RP |
317 | }; |
318 | ||
319 | ||
1da177e4 | 320 | /* PXAFB device */ |
d14b272b | 321 | static struct pxafb_mode_info poodle_fb_mode = { |
1da177e4 | 322 | .pixclock = 144700, |
1da177e4 LT |
323 | .xres = 320, |
324 | .yres = 240, | |
325 | .bpp = 16, | |
1da177e4 LT |
326 | .hsync_len = 7, |
327 | .left_margin = 11, | |
328 | .right_margin = 30, | |
1da177e4 LT |
329 | .vsync_len = 2, |
330 | .upper_margin = 2, | |
331 | .lower_margin = 0, | |
332 | .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, | |
d14b272b | 333 | }; |
1da177e4 | 334 | |
d14b272b RP |
335 | static struct pxafb_mach_info poodle_fb_info = { |
336 | .modes = &poodle_fb_mode, | |
337 | .num_modes = 1, | |
cf5eb8c0 | 338 | .lcd_conn = LCD_COLOR_TFT_16BPP, |
1da177e4 LT |
339 | }; |
340 | ||
6af7a8eb DB |
341 | static struct mtd_partition sharpsl_nand_partitions[] = { |
342 | { | |
343 | .name = "System Area", | |
344 | .offset = 0, | |
345 | .size = 7 * 1024 * 1024, | |
346 | }, | |
347 | { | |
348 | .name = "Root Filesystem", | |
349 | .offset = 7 * 1024 * 1024, | |
350 | .size = 22 * 1024 * 1024, | |
351 | }, | |
352 | { | |
353 | .name = "Home Filesystem", | |
354 | .offset = MTDPART_OFS_APPEND, | |
355 | .size = MTDPART_SIZ_FULL, | |
356 | }, | |
357 | }; | |
358 | ||
359 | static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; | |
360 | ||
361 | static struct nand_bbt_descr sharpsl_bbt = { | |
362 | .options = 0, | |
363 | .offs = 4, | |
364 | .len = 2, | |
365 | .pattern = scan_ff_pattern | |
366 | }; | |
367 | ||
368 | static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = { | |
369 | .badblock_pattern = &sharpsl_bbt, | |
370 | .partitions = sharpsl_nand_partitions, | |
371 | .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions), | |
372 | }; | |
373 | ||
374 | static struct resource sharpsl_nand_resources[] = { | |
375 | { | |
376 | .start = 0x0C000000, | |
377 | .end = 0x0C000FFF, | |
378 | .flags = IORESOURCE_MEM, | |
379 | }, | |
380 | }; | |
381 | ||
382 | static struct platform_device sharpsl_nand_device = { | |
383 | .name = "sharpsl-nand", | |
384 | .id = -1, | |
385 | .resource = sharpsl_nand_resources, | |
386 | .num_resources = ARRAY_SIZE(sharpsl_nand_resources), | |
387 | .dev.platform_data = &sharpsl_nand_platform_data, | |
388 | }; | |
389 | ||
431a2cff DB |
390 | static struct mtd_partition sharpsl_rom_parts[] = { |
391 | { | |
392 | .name ="Boot PROM Filesystem", | |
393 | .offset = 0x00120000, | |
394 | .size = MTDPART_SIZ_FULL, | |
395 | }, | |
396 | }; | |
397 | ||
398 | static struct physmap_flash_data sharpsl_rom_data = { | |
399 | .width = 2, | |
400 | .nr_parts = ARRAY_SIZE(sharpsl_rom_parts), | |
401 | .parts = sharpsl_rom_parts, | |
402 | }; | |
403 | ||
404 | static struct resource sharpsl_rom_resources[] = { | |
405 | { | |
406 | .start = 0x00000000, | |
407 | .end = 0x007fffff, | |
408 | .flags = IORESOURCE_MEM, | |
409 | }, | |
410 | }; | |
411 | ||
412 | static struct platform_device sharpsl_rom_device = { | |
413 | .name = "physmap-flash", | |
414 | .id = -1, | |
415 | .resource = sharpsl_rom_resources, | |
416 | .num_resources = ARRAY_SIZE(sharpsl_rom_resources), | |
417 | .dev.platform_data = &sharpsl_rom_data, | |
418 | }; | |
419 | ||
1da177e4 | 420 | static struct platform_device *devices[] __initdata = { |
faed5684 | 421 | &poodle_locomo_device, |
1da177e4 | 422 | &poodle_scoop_device, |
6af7a8eb | 423 | &sharpsl_nand_device, |
431a2cff | 424 | &sharpsl_rom_device, |
1da177e4 LT |
425 | }; |
426 | ||
8776b268 MB |
427 | static struct i2c_board_info __initdata poodle_i2c_devices[] = { |
428 | { I2C_BOARD_INFO("wm8731", 0x1b) }, | |
429 | }; | |
430 | ||
74617fb6 RP |
431 | static void poodle_poweroff(void) |
432 | { | |
be093beb | 433 | arm_machine_restart('h', NULL); |
74617fb6 RP |
434 | } |
435 | ||
be093beb | 436 | static void poodle_restart(char mode, const char *cmd) |
74617fb6 | 437 | { |
be093beb | 438 | arm_machine_restart('h', cmd); |
74617fb6 RP |
439 | } |
440 | ||
1da177e4 LT |
441 | static void __init poodle_init(void) |
442 | { | |
443 | int ret = 0; | |
444 | ||
74617fb6 RP |
445 | pm_power_off = poodle_poweroff; |
446 | arm_pm_restart = poodle_restart; | |
447 | ||
f29d2455 RP |
448 | PCFR |= PCFR_OPDE; |
449 | ||
26b4c8dd | 450 | pxa2xx_mfp_config(ARRAY_AND_SIZE(poodle_pin_config)); |
1da177e4 | 451 | |
cc155c6f RK |
452 | pxa_set_ffuart_info(NULL); |
453 | pxa_set_btuart_info(NULL); | |
454 | pxa_set_stuart_info(NULL); | |
455 | ||
2b0defd4 | 456 | platform_scoop_config = &poodle_pcmcia_config; |
2b0defd4 EM |
457 | |
458 | ret = platform_add_devices(devices, ARRAY_SIZE(devices)); | |
459 | if (ret) | |
460 | pr_warning("poodle: Unable to register LoCoMo device\n"); | |
461 | ||
faed5684 | 462 | set_pxa_fb_parent(&poodle_locomo_device.dev); |
1da177e4 | 463 | set_pxa_fb_info(&poodle_fb_info); |
13b9d47e | 464 | pxa_set_udc_info(&udc_info); |
7a648256 | 465 | poodle_mci_platform_data.detect_delay = msecs_to_jiffies(250); |
13b9d47e | 466 | pxa_set_mci_info(&poodle_mci_platform_data); |
8e4b8715 | 467 | pxa_set_ficp_info(&poodle_ficp_platform_data); |
f8787fdc | 468 | pxa_set_i2c_info(NULL); |
8776b268 | 469 | i2c_register_board_info(0, ARRAY_AND_SIZE(poodle_i2c_devices)); |
9ee40d9a | 470 | poodle_init_spi(); |
1da177e4 LT |
471 | } |
472 | ||
473 | static void __init fixup_poodle(struct machine_desc *desc, | |
474 | struct tag *tags, char **cmdline, struct meminfo *mi) | |
475 | { | |
476 | sharpsl_save_param(); | |
b2e6f755 RP |
477 | mi->nr_banks=1; |
478 | mi->bank[0].start = 0xa0000000; | |
479 | mi->bank[0].node = 0; | |
480 | mi->bank[0].size = (32*1024*1024); | |
1da177e4 LT |
481 | } |
482 | ||
1da177e4 | 483 | MACHINE_START(POODLE, "SHARP Poodle") |
e9dea0c6 | 484 | .phys_io = 0x40000000, |
68070bde | 485 | .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, |
e9dea0c6 | 486 | .fixup = fixup_poodle, |
f29d2455 | 487 | .map_io = pxa_map_io, |
cd49104d | 488 | .init_irq = pxa25x_init_irq, |
e9dea0c6 RK |
489 | .timer = &pxa_timer, |
490 | .init_machine = poodle_init, | |
1da177e4 | 491 | MACHINE_END |