1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Support for Sharp SL-C7xx PDAs
4 * Models: SL-C700 (Corgi), SL-C750 (Shepherd), SL-C760 (Husky)
5 *
6 * Copyright (c) 2004-2005 Richard Purdie
7 *
8 * Based on Sharp's 2.4 kernel patches/lubbock.c
9 */
10
11 #include <linux/kernel.h>
12 #include <linux/module.h> /* symbol_get ; symbol_put */
13 #include <linux/init.h>
14 #include <linux/platform_device.h>
15 #include <linux/major.h>
16 #include <linux/fs.h>
17 #include <linux/interrupt.h>
18 #include <linux/leds.h>
19 #include <linux/mmc/host.h>
20 #include <linux/mtd/physmap.h>
21 #include <linux/pm.h>
22 #include <linux/gpio.h>
23 #include <linux/gpio/machine.h>
24 #include <linux/backlight.h>
25 #include <linux/i2c.h>
26 #include <linux/platform_data/i2c-pxa.h>
27 #include <linux/io.h>
28 #include <linux/regulator/machine.h>
29 #include <linux/spi/spi.h>
30 #include <linux/spi/ads7846.h>
31 #include <linux/spi/corgi_lcd.h>
32 #include <linux/spi/pxa2xx_spi.h>
33 #include <linux/mtd/sharpsl.h>
34 #include <linux/input/matrix_keypad.h>
35 #include <linux/gpio_keys.h>
36 #include <linux/memblock.h>
37 #include <video/w100fb.h>
38
39 #include <asm/setup.h>
40 #include <asm/memory.h>
41 #include <asm/mach-types.h>
42 #include <mach/hardware.h>
43 #include <asm/irq.h>
44
45 #include <asm/mach/arch.h>
46 #include <asm/mach/map.h>
47 #include <asm/mach/irq.h>
48
49 #include "pxa25x.h"
50 #include <linux/platform_data/irda-pxaficp.h>
51 #include <linux/platform_data/mmc-pxamci.h>
52 #include "udc.h"
53 #include <mach/corgi.h>
54 #include "sharpsl_pm.h"
55
56 #include <asm/mach/sharpsl_param.h>
57 #include <asm/hardware/scoop.h>
58
59 #include "generic.h"
60 #include "devices.h"
61
62 static unsigned long corgi_pin_config[] __initdata = {
63 /* Static Memory I/O */
64 GPIO78_nCS_2, /* w100fb */
65 GPIO80_nCS_4, /* scoop */
66
67 /* SSP1 */
68 GPIO23_SSP1_SCLK,
69 GPIO25_SSP1_TXD,
70 GPIO26_SSP1_RXD,
71 GPIO24_GPIO, /* CORGI_GPIO_ADS7846_CS - SFRM as chip select */
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 /* PC Card */
93 GPIO48_nPOE,
94 GPIO49_nPWE,
95 GPIO50_nPIOR,
96 GPIO51_nPIOW,
97 GPIO52_nPCE_1,
98 GPIO53_nPCE_2,
99 GPIO54_nPSKTSEL,
100 GPIO55_nPREG,
101 GPIO56_nPWAIT,
102 GPIO57_nIOIS16,
103
104 /* MMC */
105 GPIO6_MMC_CLK,
106 GPIO8_MMC_CS0,
107
108 /* GPIO Matrix Keypad */
109 GPIO66_GPIO | MFP_LPM_DRIVE_HIGH, /* column 0 */
110 GPIO67_GPIO | MFP_LPM_DRIVE_HIGH, /* column 1 */
111 GPIO68_GPIO | MFP_LPM_DRIVE_HIGH, /* column 2 */
112 GPIO69_GPIO | MFP_LPM_DRIVE_HIGH, /* column 3 */
113 GPIO70_GPIO | MFP_LPM_DRIVE_HIGH, /* column 4 */
114 GPIO71_GPIO | MFP_LPM_DRIVE_HIGH, /* column 5 */
115 GPIO72_GPIO | MFP_LPM_DRIVE_HIGH, /* column 6 */
116 GPIO73_GPIO | MFP_LPM_DRIVE_HIGH, /* column 7 */
117 GPIO74_GPIO | MFP_LPM_DRIVE_HIGH, /* column 8 */
118 GPIO75_GPIO | MFP_LPM_DRIVE_HIGH, /* column 9 */
119 GPIO76_GPIO | MFP_LPM_DRIVE_HIGH, /* column 10 */
120 GPIO77_GPIO | MFP_LPM_DRIVE_HIGH, /* column 11 */
121 GPIO58_GPIO, /* row 0 */
122 GPIO59_GPIO, /* row 1 */
123 GPIO60_GPIO, /* row 2 */
124 GPIO61_GPIO, /* row 3 */
125 GPIO62_GPIO, /* row 4 */
126 GPIO63_GPIO, /* row 5 */
127 GPIO64_GPIO, /* row 6 */
128 GPIO65_GPIO, /* row 7 */
129
130 /* GPIO */
131 GPIO9_GPIO, /* CORGI_GPIO_nSD_DETECT */
132 GPIO7_GPIO, /* CORGI_GPIO_nSD_WP */
133 GPIO11_GPIO | WAKEUP_ON_EDGE_BOTH, /* CORGI_GPIO_MAIN_BAT_{LOW,COVER} */
134 GPIO13_GPIO | MFP_LPM_KEEP_OUTPUT, /* CORGI_GPIO_LED_ORANGE */
135 GPIO21_GPIO, /* CORGI_GPIO_ADC_TEMP */
136 GPIO22_GPIO, /* CORGI_GPIO_IR_ON */
137 GPIO33_GPIO, /* CORGI_GPIO_SD_PWR */
138 GPIO38_GPIO | MFP_LPM_KEEP_OUTPUT, /* CORGI_GPIO_CHRG_ON */
139 GPIO43_GPIO | MFP_LPM_KEEP_OUTPUT, /* CORGI_GPIO_CHRG_UKN */
140 GPIO44_GPIO, /* CORGI_GPIO_HSYNC */
141
142 GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH, /* CORGI_GPIO_KEY_INT */
143 GPIO1_GPIO | WAKEUP_ON_EDGE_RISE, /* CORGI_GPIO_AC_IN */
144 GPIO3_GPIO | WAKEUP_ON_EDGE_BOTH, /* CORGI_GPIO_WAKEUP */
145 };
146
147 /*
148 * Corgi SCOOP Device
149 */
150 static struct resource corgi_scoop_resources[] = {
151 [0] = {
152 .start = 0x10800000,
153 .end = 0x10800fff,
154 .flags = IORESOURCE_MEM,
155 },
156 };
157
158 static struct scoop_config corgi_scoop_setup = {
159 .io_dir = CORGI_SCOOP_IO_DIR,
160 .io_out = CORGI_SCOOP_IO_OUT,
161 .gpio_base = CORGI_SCOOP_GPIO_BASE,
162 };
163
164 struct platform_device corgiscoop_device = {
165 .name = "sharp-scoop",
166 .id = -1,
167 .dev = {
168 .platform_data = &corgi_scoop_setup,
169 },
170 .num_resources = ARRAY_SIZE(corgi_scoop_resources),
171 .resource = corgi_scoop_resources,
172 };
173
174 static struct scoop_pcmcia_dev corgi_pcmcia_scoop[] = {
175 {
176 .dev = &corgiscoop_device.dev,
177 .irq = CORGI_IRQ_GPIO_CF_IRQ,
178 .cd_irq = CORGI_IRQ_GPIO_CF_CD,
179 .cd_irq_str = "PCMCIA0 CD",
180 },
181 };
182
183 static struct scoop_pcmcia_config corgi_pcmcia_config = {
184 .devs = &corgi_pcmcia_scoop[0],
185 .num_devs = 1,
186 };
187
188 static struct w100_mem_info corgi_fb_mem = {
189 .ext_cntl = 0x00040003,
190 .sdram_mode_reg = 0x00650021,
191 .ext_timing_cntl = 0x10002a4a,
192 .io_cntl = 0x7ff87012,
193 .size = 0x1fffff,
194 };
195
196 static struct w100_gen_regs corgi_fb_regs = {
197 .lcd_format = 0x00000003,
198 .lcdd_cntl1 = 0x01CC0000,
199 .lcdd_cntl2 = 0x0003FFFF,
200 .genlcd_cntl1 = 0x00FFFF0D,
201 .genlcd_cntl2 = 0x003F3003,
202 .genlcd_cntl3 = 0x000102aa,
203 };
204
205 static struct w100_gpio_regs corgi_fb_gpio = {
206 .init_data1 = 0x000000bf,
207 .init_data2 = 0x00000000,
208 .gpio_dir1 = 0x00000000,
209 .gpio_oe1 = 0x03c0feff,
210 .gpio_dir2 = 0x00000000,
211 .gpio_oe2 = 0x00000000,
212 };
213
214 static struct w100_mode corgi_fb_modes[] = {
215 {
216 .xres = 480,
217 .yres = 640,
218 .left_margin = 0x56,
219 .right_margin = 0x55,
220 .upper_margin = 0x03,
221 .lower_margin = 0x00,
222 .crtc_ss = 0x82360056,
223 .crtc_ls = 0xA0280000,
224 .crtc_gs = 0x80280028,
225 .crtc_vpos_gs = 0x02830002,
226 .crtc_rev = 0x00400008,
227 .crtc_dclk = 0xA0000000,
228 .crtc_gclk = 0x8015010F,
229 .crtc_goe = 0x80100110,
230 .crtc_ps1_active = 0x41060010,
231 .pll_freq = 75,
232 .fast_pll_freq = 100,
233 .sysclk_src = CLK_SRC_PLL,
234 .sysclk_divider = 0,
235 .pixclk_src = CLK_SRC_PLL,
236 .pixclk_divider = 2,
237 .pixclk_divider_rotated = 6,
238 },{
239 .xres = 240,
240 .yres = 320,
241 .left_margin = 0x27,
242 .right_margin = 0x2e,
243 .upper_margin = 0x01,
244 .lower_margin = 0x00,
245 .crtc_ss = 0x81170027,
246 .crtc_ls = 0xA0140000,
247 .crtc_gs = 0xC0140014,
248 .crtc_vpos_gs = 0x00010141,
249 .crtc_rev = 0x00400008,
250 .crtc_dclk = 0xA0000000,
251 .crtc_gclk = 0x8015010F,
252 .crtc_goe = 0x80100110,
253 .crtc_ps1_active = 0x41060010,
254 .pll_freq = 0,
255 .fast_pll_freq = 0,
256 .sysclk_src = CLK_SRC_XTAL,
257 .sysclk_divider = 0,
258 .pixclk_src = CLK_SRC_XTAL,
259 .pixclk_divider = 1,
260 .pixclk_divider_rotated = 1,
261 },
262
263 };
264
265 static struct w100fb_mach_info corgi_fb_info = {
266 .init_mode = INIT_MODE_ROTATED,
267 .mem = &corgi_fb_mem,
268 .regs = &corgi_fb_regs,
269 .modelist = &corgi_fb_modes[0],
270 .num_modes = 2,
271 .gpio = &corgi_fb_gpio,
272 .xtal_freq = 12500000,
273 .xtal_dbl = 0,
274 };
275
276 static struct resource corgi_fb_resources[] = {
277 [0] = {
278 .start = 0x08000000,
279 .end = 0x08ffffff,
280 .flags = IORESOURCE_MEM,
281 },
282 };
283
284 static struct platform_device corgifb_device = {
285 .name = "w100fb",
286 .id = -1,
287 .num_resources = ARRAY_SIZE(corgi_fb_resources),
288 .resource = corgi_fb_resources,
289 .dev = {
290 .platform_data = &corgi_fb_info,
291 },
292
293 };
294
295 /*
296 * Corgi Keyboard Device
297 */
298 #define CORGI_KEY_CALENDER KEY_F1
299 #define CORGI_KEY_ADDRESS KEY_F2
300 #define CORGI_KEY_FN KEY_F3
301 #define CORGI_KEY_CANCEL KEY_F4
302 #define CORGI_KEY_OFF KEY_SUSPEND
303 #define CORGI_KEY_EXOK KEY_F5
304 #define CORGI_KEY_EXCANCEL KEY_F6
305 #define CORGI_KEY_EXJOGDOWN KEY_F7
306 #define CORGI_KEY_EXJOGUP KEY_F8
307 #define CORGI_KEY_JAP1 KEY_LEFTCTRL
308 #define CORGI_KEY_JAP2 KEY_LEFTALT
309 #define CORGI_KEY_MAIL KEY_F10
310 #define CORGI_KEY_OK KEY_F11
311 #define CORGI_KEY_MENU KEY_F12
312
313 static const uint32_t corgikbd_keymap[] = {
314 KEY(0, 1, KEY_1),
315 KEY(0, 2, KEY_3),
316 KEY(0, 3, KEY_5),
317 KEY(0, 4, KEY_6),
318 KEY(0, 5, KEY_7),
319 KEY(0, 6, KEY_9),
320 KEY(0, 7, KEY_0),
321 KEY(0, 8, KEY_BACKSPACE),
322 KEY(1, 1, KEY_2),
323 KEY(1, 2, KEY_4),
324 KEY(1, 3, KEY_R),
325 KEY(1, 4, KEY_Y),
326 KEY(1, 5, KEY_8),
327 KEY(1, 6, KEY_I),
328 KEY(1, 7, KEY_O),
329 KEY(1, 8, KEY_P),
330 KEY(2, 0, KEY_TAB),
331 KEY(2, 1, KEY_Q),
332 KEY(2, 2, KEY_E),
333 KEY(2, 3, KEY_T),
334 KEY(2, 4, KEY_G),
335 KEY(2, 5, KEY_U),
336 KEY(2, 6, KEY_J),
337 KEY(2, 7, KEY_K),
338 KEY(3, 0, CORGI_KEY_CALENDER),
339 KEY(3, 1, KEY_W),
340 KEY(3, 2, KEY_S),
341 KEY(3, 3, KEY_F),
342 KEY(3, 4, KEY_V),
343 KEY(3, 5, KEY_H),
344 KEY(3, 6, KEY_M),
345 KEY(3, 7, KEY_L),
346 KEY(3, 9, KEY_RIGHTSHIFT),
347 KEY(4, 0, CORGI_KEY_ADDRESS),
348 KEY(4, 1, KEY_A),
349 KEY(4, 2, KEY_D),
350 KEY(4, 3, KEY_C),
351 KEY(4, 4, KEY_B),
352 KEY(4, 5, KEY_N),
353 KEY(4, 6, KEY_DOT),
354 KEY(4, 8, KEY_ENTER),
355 KEY(4, 10, KEY_LEFTSHIFT),
356 KEY(5, 0, CORGI_KEY_MAIL),
357 KEY(5, 1, KEY_Z),
358 KEY(5, 2, KEY_X),
359 KEY(5, 3, KEY_MINUS),
360 KEY(5, 4, KEY_SPACE),
361 KEY(5, 5, KEY_COMMA),
362 KEY(5, 7, KEY_UP),
363 KEY(5, 11, CORGI_KEY_FN),
364 KEY(6, 0, KEY_SYSRQ),
365 KEY(6, 1, CORGI_KEY_JAP1),
366 KEY(6, 2, CORGI_KEY_JAP2),
367 KEY(6, 3, CORGI_KEY_CANCEL),
368 KEY(6, 4, CORGI_KEY_OK),
369 KEY(6, 5, CORGI_KEY_MENU),
370 KEY(6, 6, KEY_LEFT),
371 KEY(6, 7, KEY_DOWN),
372 KEY(6, 8, KEY_RIGHT),
373 KEY(7, 0, CORGI_KEY_OFF),
374 KEY(7, 1, CORGI_KEY_EXOK),
375 KEY(7, 2, CORGI_KEY_EXCANCEL),
376 KEY(7, 3, CORGI_KEY_EXJOGDOWN),
377 KEY(7, 4, CORGI_KEY_EXJOGUP),
378 };
379
380 static struct matrix_keymap_data corgikbd_keymap_data = {
381 .keymap = corgikbd_keymap,
382 .keymap_size = ARRAY_SIZE(corgikbd_keymap),
383 };
384
385 static const int corgikbd_row_gpios[] =
386 { 58, 59, 60, 61, 62, 63, 64, 65 };
387 static const int corgikbd_col_gpios[] =
388 { 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77 };
389
390 static struct matrix_keypad_platform_data corgikbd_pdata = {
391 .keymap_data = &corgikbd_keymap_data,
392 .row_gpios = corgikbd_row_gpios,
393 .col_gpios = corgikbd_col_gpios,
394 .num_row_gpios = ARRAY_SIZE(corgikbd_row_gpios),
395 .num_col_gpios = ARRAY_SIZE(corgikbd_col_gpios),
396 .col_scan_delay_us = 10,
397 .debounce_ms = 10,
398 .wakeup = 1,
399 };
400
401 static struct platform_device corgikbd_device = {
402 .name = "matrix-keypad",
403 .id = -1,
404 .dev = {
405 .platform_data = &corgikbd_pdata,
406 },
407 };
408
409 static struct gpio_keys_button corgi_gpio_keys[] = {
410 {
411 .type = EV_SW,
412 .code = SW_LID,
413 .gpio = CORGI_GPIO_SWA,
414 .desc = "Lid close switch",
415 .debounce_interval = 500,
416 },
417 {
418 .type = EV_SW,
419 .code = SW_TABLET_MODE,
420 .gpio = CORGI_GPIO_SWB,
421 .desc = "Tablet mode switch",
422 .debounce_interval = 500,
423 },
424 {
425 .type = EV_SW,
426 .code = SW_HEADPHONE_INSERT,
427 .gpio = CORGI_GPIO_AK_INT,
428 .desc = "HeadPhone insert",
429 .debounce_interval = 500,
430 },
431 };
432
433 static struct gpio_keys_platform_data corgi_gpio_keys_platform_data = {
434 .buttons = corgi_gpio_keys,
435 .nbuttons = ARRAY_SIZE(corgi_gpio_keys),
436 .poll_interval = 250,
437 };
438
439 static struct platform_device corgi_gpio_keys_device = {
440 .name = "gpio-keys-polled",
441 .id = -1,
442 .dev = {
443 .platform_data = &corgi_gpio_keys_platform_data,
444 },
445 };
446
447 /*
448 * Corgi LEDs
449 */
450 static struct gpio_led corgi_gpio_leds[] = {
451 {
452 .name = "corgi:amber:charge",
453 .default_trigger = "sharpsl-charge",
454 .gpio = CORGI_GPIO_LED_ORANGE,
455 },
456 {
457 .name = "corgi:green:mail",
458 .default_trigger = "nand-disk",
459 .gpio = CORGI_GPIO_LED_GREEN,
460 },
461 };
462
463 static struct gpio_led_platform_data corgi_gpio_leds_info = {
464 .leds = corgi_gpio_leds,
465 .num_leds = ARRAY_SIZE(corgi_gpio_leds),
466 };
467
468 static struct platform_device corgiled_device = {
469 .name = "leds-gpio",
470 .id = -1,
471 .dev = {
472 .platform_data = &corgi_gpio_leds_info,
473 },
474 };
475
476 /*
477 * Corgi Audio
478 */
479 static struct platform_device corgi_audio_device = {
480 .name = "corgi-audio",
481 .id = -1,
482 };
483
484 /*
485 * MMC/SD Device
486 *
487 * The card detect interrupt isn't debounced so we delay it by 250ms
488 * to give the card a chance to fully insert/eject.
489 */
490 static struct pxamci_platform_data corgi_mci_platform_data = {
491 .detect_delay_ms = 250,
492 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
493 };
494
495 static struct gpiod_lookup_table corgi_mci_gpio_table = {
496 .dev_id = "pxa2xx-mci.0",
497 .table = {
498 /* Card detect on GPIO 9 */
499 GPIO_LOOKUP("gpio-pxa", CORGI_GPIO_nSD_DETECT,
500 "cd", GPIO_ACTIVE_LOW),
501 /* Write protect on GPIO 7 */
502 GPIO_LOOKUP("gpio-pxa", CORGI_GPIO_nSD_WP,
503 "wp", GPIO_ACTIVE_LOW),
504 /* Power on GPIO 33 */
505 GPIO_LOOKUP("gpio-pxa", CORGI_GPIO_SD_PWR,
506 "power", GPIO_ACTIVE_HIGH),
507 { },
508 },
509 };
510
511 /*
512 * Irda
513 */
514 static struct pxaficp_platform_data corgi_ficp_platform_data = {
515 .gpio_pwdown = CORGI_GPIO_IR_ON,
516 .transceiver_cap = IR_SIRMODE | IR_OFF,
517 };
518
519
520 /*
521 * USB Device Controller
522 */
523 static struct pxa2xx_udc_mach_info udc_info __initdata = {
524 /* no connect GPIO; corgi can't tell connection status */
525 .gpio_pullup = CORGI_GPIO_USB_PULLUP,
526 };
527
528 #if IS_ENABLED(CONFIG_SPI_PXA2XX)
529 static struct pxa2xx_spi_controller corgi_spi_info = {
530 .num_chipselect = 3,
531 };
532
corgi_wait_for_hsync(void)533 static void corgi_wait_for_hsync(void)
534 {
535 while (gpio_get_value(CORGI_GPIO_HSYNC))
536 cpu_relax();
537
538 while (!gpio_get_value(CORGI_GPIO_HSYNC))
539 cpu_relax();
540 }
541
542 static struct ads7846_platform_data corgi_ads7846_info = {
543 .model = 7846,
544 .vref_delay_usecs = 100,
545 .x_plate_ohms = 419,
546 .y_plate_ohms = 486,
547 .gpio_pendown = CORGI_GPIO_TP_INT,
548 .wait_for_sync = corgi_wait_for_hsync,
549 };
550
551 static struct pxa2xx_spi_chip corgi_ads7846_chip = {
552 .gpio_cs = CORGI_GPIO_ADS7846_CS,
553 };
554
corgi_bl_kick_battery(void)555 static void corgi_bl_kick_battery(void)
556 {
557 void (*kick_batt)(void);
558
559 kick_batt = symbol_get(sharpsl_battery_kick);
560 if (kick_batt) {
561 kick_batt();
562 symbol_put(sharpsl_battery_kick);
563 }
564 }
565
566 static struct gpiod_lookup_table corgi_lcdcon_gpio_table = {
567 .dev_id = "spi1.1",
568 .table = {
569 GPIO_LOOKUP("gpio-pxa", CORGI_GPIO_BACKLIGHT_CONT,
570 "BL_CONT", GPIO_ACTIVE_HIGH),
571 { },
572 },
573 };
574
575 static struct corgi_lcd_platform_data corgi_lcdcon_info = {
576 .init_mode = CORGI_LCD_MODE_VGA,
577 .max_intensity = 0x2f,
578 .default_intensity = 0x1f,
579 .limit_mask = 0x0b,
580 .kick_battery = corgi_bl_kick_battery,
581 };
582
583 static struct pxa2xx_spi_chip corgi_lcdcon_chip = {
584 .gpio_cs = CORGI_GPIO_LCDCON_CS,
585 };
586
587 static struct pxa2xx_spi_chip corgi_max1111_chip = {
588 .gpio_cs = CORGI_GPIO_MAX1111_CS,
589 };
590
591 static struct spi_board_info corgi_spi_devices[] = {
592 {
593 .modalias = "ads7846",
594 .max_speed_hz = 1200000,
595 .bus_num = 1,
596 .chip_select = 0,
597 .platform_data = &corgi_ads7846_info,
598 .controller_data= &corgi_ads7846_chip,
599 .irq = PXA_GPIO_TO_IRQ(CORGI_GPIO_TP_INT),
600 }, {
601 .modalias = "corgi-lcd",
602 .max_speed_hz = 50000,
603 .bus_num = 1,
604 .chip_select = 1,
605 .platform_data = &corgi_lcdcon_info,
606 .controller_data= &corgi_lcdcon_chip,
607 }, {
608 .modalias = "max1111",
609 .max_speed_hz = 450000,
610 .bus_num = 1,
611 .chip_select = 2,
612 .controller_data= &corgi_max1111_chip,
613 },
614 };
615
corgi_init_spi(void)616 static void __init corgi_init_spi(void)
617 {
618 pxa2xx_set_spi_info(1, &corgi_spi_info);
619 gpiod_add_lookup_table(&corgi_lcdcon_gpio_table);
620 spi_register_board_info(ARRAY_AND_SIZE(corgi_spi_devices));
621 }
622 #else
corgi_init_spi(void)623 static inline void corgi_init_spi(void) {}
624 #endif
625
626 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
627
628 static struct nand_bbt_descr sharpsl_bbt = {
629 .options = 0,
630 .offs = 4,
631 .len = 2,
632 .pattern = scan_ff_pattern
633 };
634
635 static const char * const probes[] = {
636 "cmdlinepart",
637 "ofpart",
638 "sharpslpart",
639 NULL,
640 };
641
642 static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
643 .badblock_pattern = &sharpsl_bbt,
644 .part_parsers = probes,
645 };
646
647 static struct resource sharpsl_nand_resources[] = {
648 {
649 .start = 0x0C000000,
650 .end = 0x0C000FFF,
651 .flags = IORESOURCE_MEM,
652 },
653 };
654
655 static struct platform_device sharpsl_nand_device = {
656 .name = "sharpsl-nand",
657 .id = -1,
658 .resource = sharpsl_nand_resources,
659 .num_resources = ARRAY_SIZE(sharpsl_nand_resources),
660 .dev.platform_data = &sharpsl_nand_platform_data,
661 };
662
663 static struct mtd_partition sharpsl_rom_parts[] = {
664 {
665 .name ="Boot PROM Filesystem",
666 .offset = 0x00120000,
667 .size = MTDPART_SIZ_FULL,
668 },
669 };
670
671 static struct physmap_flash_data sharpsl_rom_data = {
672 .width = 2,
673 .nr_parts = ARRAY_SIZE(sharpsl_rom_parts),
674 .parts = sharpsl_rom_parts,
675 };
676
677 static struct resource sharpsl_rom_resources[] = {
678 {
679 .start = 0x00000000,
680 .end = 0x007fffff,
681 .flags = IORESOURCE_MEM,
682 },
683 };
684
685 static struct platform_device sharpsl_rom_device = {
686 .name = "physmap-flash",
687 .id = -1,
688 .resource = sharpsl_rom_resources,
689 .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
690 .dev.platform_data = &sharpsl_rom_data,
691 };
692
693 static struct platform_device *devices[] __initdata = {
694 &corgiscoop_device,
695 &corgifb_device,
696 &corgi_gpio_keys_device,
697 &corgikbd_device,
698 &corgiled_device,
699 &corgi_audio_device,
700 &sharpsl_nand_device,
701 &sharpsl_rom_device,
702 };
703
704 static struct i2c_board_info __initdata corgi_i2c_devices[] = {
705 { I2C_BOARD_INFO("wm8731", 0x1b) },
706 };
707
corgi_poweroff(void)708 static void corgi_poweroff(void)
709 {
710 if (!machine_is_corgi())
711 /* Green LED off tells the bootloader to halt */
712 gpio_set_value(CORGI_GPIO_LED_GREEN, 0);
713
714 pxa_restart(REBOOT_HARD, NULL);
715 }
716
corgi_restart(enum reboot_mode mode,const char * cmd)717 static void corgi_restart(enum reboot_mode mode, const char *cmd)
718 {
719 if (!machine_is_corgi())
720 /* Green LED on tells the bootloader to reboot */
721 gpio_set_value(CORGI_GPIO_LED_GREEN, 1);
722
723 pxa_restart(REBOOT_HARD, cmd);
724 }
725
corgi_init(void)726 static void __init corgi_init(void)
727 {
728 pm_power_off = corgi_poweroff;
729
730 /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
731 PCFR |= PCFR_OPDE;
732
733 pxa2xx_mfp_config(ARRAY_AND_SIZE(corgi_pin_config));
734
735 /* allow wakeup from various GPIOs */
736 gpio_set_wake(CORGI_GPIO_KEY_INT, 1);
737 gpio_set_wake(CORGI_GPIO_WAKEUP, 1);
738 gpio_set_wake(CORGI_GPIO_AC_IN, 1);
739 gpio_set_wake(CORGI_GPIO_CHRG_FULL, 1);
740
741 if (!machine_is_corgi())
742 gpio_set_wake(CORGI_GPIO_MAIN_BAT_LOW, 1);
743
744 pxa_set_ffuart_info(NULL);
745 pxa_set_btuart_info(NULL);
746 pxa_set_stuart_info(NULL);
747
748 corgi_init_spi();
749
750 pxa_set_udc_info(&udc_info);
751 gpiod_add_lookup_table(&corgi_mci_gpio_table);
752 pxa_set_mci_info(&corgi_mci_platform_data);
753 pxa_set_ficp_info(&corgi_ficp_platform_data);
754 pxa_set_i2c_info(NULL);
755 i2c_register_board_info(0, ARRAY_AND_SIZE(corgi_i2c_devices));
756
757 platform_scoop_config = &corgi_pcmcia_config;
758
759 platform_add_devices(devices, ARRAY_SIZE(devices));
760
761 regulator_has_full_constraints();
762 }
763
fixup_corgi(struct tag * tags,char ** cmdline)764 static void __init fixup_corgi(struct tag *tags, char **cmdline)
765 {
766 sharpsl_save_param();
767 if (machine_is_corgi())
768 memblock_add(0xa0000000, SZ_32M);
769 else
770 memblock_add(0xa0000000, SZ_64M);
771 }
772
773 #ifdef CONFIG_MACH_CORGI
774 MACHINE_START(CORGI, "SHARP Corgi")
775 .fixup = fixup_corgi,
776 .map_io = pxa25x_map_io,
777 .nr_irqs = PXA_NR_IRQS,
778 .init_irq = pxa25x_init_irq,
779 .handle_irq = pxa25x_handle_irq,
780 .init_machine = corgi_init,
781 .init_time = pxa_timer_init,
782 .restart = corgi_restart,
783 MACHINE_END
784 #endif
785
786 #ifdef CONFIG_MACH_SHEPHERD
787 MACHINE_START(SHEPHERD, "SHARP Shepherd")
788 .fixup = fixup_corgi,
789 .map_io = pxa25x_map_io,
790 .nr_irqs = PXA_NR_IRQS,
791 .init_irq = pxa25x_init_irq,
792 .handle_irq = pxa25x_handle_irq,
793 .init_machine = corgi_init,
794 .init_time = pxa_timer_init,
795 .restart = corgi_restart,
796 MACHINE_END
797 #endif
798
799 #ifdef CONFIG_MACH_HUSKY
800 MACHINE_START(HUSKY, "SHARP Husky")
801 .fixup = fixup_corgi,
802 .map_io = pxa25x_map_io,
803 .nr_irqs = PXA_NR_IRQS,
804 .init_irq = pxa25x_init_irq,
805 .handle_irq = pxa25x_handle_irq,
806 .init_machine = corgi_init,
807 .init_time = pxa_timer_init,
808 .restart = corgi_restart,
809 MACHINE_END
810 #endif
811
812