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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 <asm/irq.h>
43
44#include <asm/mach/arch.h>
45#include <asm/mach/map.h>
46#include <asm/mach/irq.h>
47
48#include "pxa25x.h"
49#include <linux/platform_data/irda-pxaficp.h>
50#include <linux/platform_data/mmc-pxamci.h>
51#include "udc.h"
52#include "corgi.h"
53#include "sharpsl_pm.h"
54
55#include <asm/mach/sharpsl_param.h>
56#include <asm/hardware/scoop.h>
57
58#include "generic.h"
59#include "devices.h"
60
61static unsigned long corgi_pin_config[] __initdata = {
62 /* Static Memory I/O */
63 GPIO78_nCS_2, /* w100fb */
64 GPIO80_nCS_4, /* scoop */
65
66 /* SSP1 */
67 GPIO23_SSP1_SCLK,
68 GPIO25_SSP1_TXD,
69 GPIO26_SSP1_RXD,
70 GPIO24_GPIO, /* CORGI_GPIO_ADS7846_CS - SFRM as chip select */
71
72 /* I2S */
73 GPIO28_I2S_BITCLK_OUT,
74 GPIO29_I2S_SDATA_IN,
75 GPIO30_I2S_SDATA_OUT,
76 GPIO31_I2S_SYNC,
77 GPIO32_I2S_SYSCLK,
78
79 /* Infra-Red */
80 GPIO47_FICP_TXD,
81 GPIO46_FICP_RXD,
82
83 /* FFUART */
84 GPIO40_FFUART_DTR,
85 GPIO41_FFUART_RTS,
86 GPIO39_FFUART_TXD,
87 GPIO37_FFUART_DSR,
88 GPIO34_FFUART_RXD,
89 GPIO35_FFUART_CTS,
90
91 /* PC Card */
92 GPIO48_nPOE,
93 GPIO49_nPWE,
94 GPIO50_nPIOR,
95 GPIO51_nPIOW,
96 GPIO52_nPCE_1,
97 GPIO53_nPCE_2,
98 GPIO54_nPSKTSEL,
99 GPIO55_nPREG,
100 GPIO56_nPWAIT,
101 GPIO57_nIOIS16,
102
103 /* MMC */
104 GPIO6_MMC_CLK,
105 GPIO8_MMC_CS0,
106
107 /* GPIO Matrix Keypad */
108 GPIO66_GPIO | MFP_LPM_DRIVE_HIGH, /* column 0 */
109 GPIO67_GPIO | MFP_LPM_DRIVE_HIGH, /* column 1 */
110 GPIO68_GPIO | MFP_LPM_DRIVE_HIGH, /* column 2 */
111 GPIO69_GPIO | MFP_LPM_DRIVE_HIGH, /* column 3 */
112 GPIO70_GPIO | MFP_LPM_DRIVE_HIGH, /* column 4 */
113 GPIO71_GPIO | MFP_LPM_DRIVE_HIGH, /* column 5 */
114 GPIO72_GPIO | MFP_LPM_DRIVE_HIGH, /* column 6 */
115 GPIO73_GPIO | MFP_LPM_DRIVE_HIGH, /* column 7 */
116 GPIO74_GPIO | MFP_LPM_DRIVE_HIGH, /* column 8 */
117 GPIO75_GPIO | MFP_LPM_DRIVE_HIGH, /* column 9 */
118 GPIO76_GPIO | MFP_LPM_DRIVE_HIGH, /* column 10 */
119 GPIO77_GPIO | MFP_LPM_DRIVE_HIGH, /* column 11 */
120 GPIO58_GPIO, /* row 0 */
121 GPIO59_GPIO, /* row 1 */
122 GPIO60_GPIO, /* row 2 */
123 GPIO61_GPIO, /* row 3 */
124 GPIO62_GPIO, /* row 4 */
125 GPIO63_GPIO, /* row 5 */
126 GPIO64_GPIO, /* row 6 */
127 GPIO65_GPIO, /* row 7 */
128
129 /* GPIO */
130 GPIO9_GPIO, /* CORGI_GPIO_nSD_DETECT */
131 GPIO7_GPIO, /* CORGI_GPIO_nSD_WP */
132 GPIO11_GPIO | WAKEUP_ON_EDGE_BOTH, /* CORGI_GPIO_MAIN_BAT_{LOW,COVER} */
133 GPIO13_GPIO | MFP_LPM_KEEP_OUTPUT, /* CORGI_GPIO_LED_ORANGE */
134 GPIO21_GPIO, /* CORGI_GPIO_ADC_TEMP */
135 GPIO22_GPIO, /* CORGI_GPIO_IR_ON */
136 GPIO33_GPIO, /* CORGI_GPIO_SD_PWR */
137 GPIO38_GPIO | MFP_LPM_KEEP_OUTPUT, /* CORGI_GPIO_CHRG_ON */
138 GPIO43_GPIO | MFP_LPM_KEEP_OUTPUT, /* CORGI_GPIO_CHRG_UKN */
139 GPIO44_GPIO, /* CORGI_GPIO_HSYNC */
140
141 GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH, /* CORGI_GPIO_KEY_INT */
142 GPIO1_GPIO | WAKEUP_ON_EDGE_RISE, /* CORGI_GPIO_AC_IN */
143 GPIO3_GPIO | WAKEUP_ON_EDGE_BOTH, /* CORGI_GPIO_WAKEUP */
144};
145
146/*
147 * Corgi SCOOP Device
148 */
149static struct resource corgi_scoop_resources[] = {
150 [0] = {
151 .start = 0x10800000,
152 .end = 0x10800fff,
153 .flags = IORESOURCE_MEM,
154 },
155};
156
157static struct scoop_config corgi_scoop_setup = {
158 .io_dir = CORGI_SCOOP_IO_DIR,
159 .io_out = CORGI_SCOOP_IO_OUT,
160 .gpio_base = CORGI_SCOOP_GPIO_BASE,
161};
162
163struct platform_device corgiscoop_device = {
164 .name = "sharp-scoop",
165 .id = -1,
166 .dev = {
167 .platform_data = &corgi_scoop_setup,
168 },
169 .num_resources = ARRAY_SIZE(corgi_scoop_resources),
170 .resource = corgi_scoop_resources,
171};
172
173static struct scoop_pcmcia_dev corgi_pcmcia_scoop[] = {
174{
175 .dev = &corgiscoop_device.dev,
176 .irq = CORGI_IRQ_GPIO_CF_IRQ,
177 .cd_irq = CORGI_IRQ_GPIO_CF_CD,
178 .cd_irq_str = "PCMCIA0 CD",
179},
180};
181
182static struct scoop_pcmcia_config corgi_pcmcia_config = {
183 .devs = &corgi_pcmcia_scoop[0],
184 .num_devs = 1,
185};
186
187static struct w100_mem_info corgi_fb_mem = {
188 .ext_cntl = 0x00040003,
189 .sdram_mode_reg = 0x00650021,
190 .ext_timing_cntl = 0x10002a4a,
191 .io_cntl = 0x7ff87012,
192 .size = 0x1fffff,
193};
194
195static struct w100_gen_regs corgi_fb_regs = {
196 .lcd_format = 0x00000003,
197 .lcdd_cntl1 = 0x01CC0000,
198 .lcdd_cntl2 = 0x0003FFFF,
199 .genlcd_cntl1 = 0x00FFFF0D,
200 .genlcd_cntl2 = 0x003F3003,
201 .genlcd_cntl3 = 0x000102aa,
202};
203
204static struct w100_gpio_regs corgi_fb_gpio = {
205 .init_data1 = 0x000000bf,
206 .init_data2 = 0x00000000,
207 .gpio_dir1 = 0x00000000,
208 .gpio_oe1 = 0x03c0feff,
209 .gpio_dir2 = 0x00000000,
210 .gpio_oe2 = 0x00000000,
211};
212
213static struct w100_mode corgi_fb_modes[] = {
214{
215 .xres = 480,
216 .yres = 640,
217 .left_margin = 0x56,
218 .right_margin = 0x55,
219 .upper_margin = 0x03,
220 .lower_margin = 0x00,
221 .crtc_ss = 0x82360056,
222 .crtc_ls = 0xA0280000,
223 .crtc_gs = 0x80280028,
224 .crtc_vpos_gs = 0x02830002,
225 .crtc_rev = 0x00400008,
226 .crtc_dclk = 0xA0000000,
227 .crtc_gclk = 0x8015010F,
228 .crtc_goe = 0x80100110,
229 .crtc_ps1_active = 0x41060010,
230 .pll_freq = 75,
231 .fast_pll_freq = 100,
232 .sysclk_src = CLK_SRC_PLL,
233 .sysclk_divider = 0,
234 .pixclk_src = CLK_SRC_PLL,
235 .pixclk_divider = 2,
236 .pixclk_divider_rotated = 6,
237},{
238 .xres = 240,
239 .yres = 320,
240 .left_margin = 0x27,
241 .right_margin = 0x2e,
242 .upper_margin = 0x01,
243 .lower_margin = 0x00,
244 .crtc_ss = 0x81170027,
245 .crtc_ls = 0xA0140000,
246 .crtc_gs = 0xC0140014,
247 .crtc_vpos_gs = 0x00010141,
248 .crtc_rev = 0x00400008,
249 .crtc_dclk = 0xA0000000,
250 .crtc_gclk = 0x8015010F,
251 .crtc_goe = 0x80100110,
252 .crtc_ps1_active = 0x41060010,
253 .pll_freq = 0,
254 .fast_pll_freq = 0,
255 .sysclk_src = CLK_SRC_XTAL,
256 .sysclk_divider = 0,
257 .pixclk_src = CLK_SRC_XTAL,
258 .pixclk_divider = 1,
259 .pixclk_divider_rotated = 1,
260},
261
262};
263
264static struct w100fb_mach_info corgi_fb_info = {
265 .init_mode = INIT_MODE_ROTATED,
266 .mem = &corgi_fb_mem,
267 .regs = &corgi_fb_regs,
268 .modelist = &corgi_fb_modes[0],
269 .num_modes = 2,
270 .gpio = &corgi_fb_gpio,
271 .xtal_freq = 12500000,
272 .xtal_dbl = 0,
273};
274
275static struct resource corgi_fb_resources[] = {
276 [0] = {
277 .start = 0x08000000,
278 .end = 0x08ffffff,
279 .flags = IORESOURCE_MEM,
280 },
281};
282
283static struct platform_device corgifb_device = {
284 .name = "w100fb",
285 .id = -1,
286 .num_resources = ARRAY_SIZE(corgi_fb_resources),
287 .resource = corgi_fb_resources,
288 .dev = {
289 .platform_data = &corgi_fb_info,
290 },
291
292};
293
294/*
295 * Corgi Keyboard Device
296 */
297#define CORGI_KEY_CALENDER KEY_F1
298#define CORGI_KEY_ADDRESS KEY_F2
299#define CORGI_KEY_FN KEY_F3
300#define CORGI_KEY_CANCEL KEY_F4
301#define CORGI_KEY_OFF KEY_SUSPEND
302#define CORGI_KEY_EXOK KEY_F5
303#define CORGI_KEY_EXCANCEL KEY_F6
304#define CORGI_KEY_EXJOGDOWN KEY_F7
305#define CORGI_KEY_EXJOGUP KEY_F8
306#define CORGI_KEY_JAP1 KEY_LEFTCTRL
307#define CORGI_KEY_JAP2 KEY_LEFTALT
308#define CORGI_KEY_MAIL KEY_F10
309#define CORGI_KEY_OK KEY_F11
310#define CORGI_KEY_MENU KEY_F12
311
312static const uint32_t corgikbd_keymap[] = {
313 KEY(0, 1, KEY_1),
314 KEY(0, 2, KEY_3),
315 KEY(0, 3, KEY_5),
316 KEY(0, 4, KEY_6),
317 KEY(0, 5, KEY_7),
318 KEY(0, 6, KEY_9),
319 KEY(0, 7, KEY_0),
320 KEY(0, 8, KEY_BACKSPACE),
321 KEY(1, 1, KEY_2),
322 KEY(1, 2, KEY_4),
323 KEY(1, 3, KEY_R),
324 KEY(1, 4, KEY_Y),
325 KEY(1, 5, KEY_8),
326 KEY(1, 6, KEY_I),
327 KEY(1, 7, KEY_O),
328 KEY(1, 8, KEY_P),
329 KEY(2, 0, KEY_TAB),
330 KEY(2, 1, KEY_Q),
331 KEY(2, 2, KEY_E),
332 KEY(2, 3, KEY_T),
333 KEY(2, 4, KEY_G),
334 KEY(2, 5, KEY_U),
335 KEY(2, 6, KEY_J),
336 KEY(2, 7, KEY_K),
337 KEY(3, 0, CORGI_KEY_CALENDER),
338 KEY(3, 1, KEY_W),
339 KEY(3, 2, KEY_S),
340 KEY(3, 3, KEY_F),
341 KEY(3, 4, KEY_V),
342 KEY(3, 5, KEY_H),
343 KEY(3, 6, KEY_M),
344 KEY(3, 7, KEY_L),
345 KEY(3, 9, KEY_RIGHTSHIFT),
346 KEY(4, 0, CORGI_KEY_ADDRESS),
347 KEY(4, 1, KEY_A),
348 KEY(4, 2, KEY_D),
349 KEY(4, 3, KEY_C),
350 KEY(4, 4, KEY_B),
351 KEY(4, 5, KEY_N),
352 KEY(4, 6, KEY_DOT),
353 KEY(4, 8, KEY_ENTER),
354 KEY(4, 10, KEY_LEFTSHIFT),
355 KEY(5, 0, CORGI_KEY_MAIL),
356 KEY(5, 1, KEY_Z),
357 KEY(5, 2, KEY_X),
358 KEY(5, 3, KEY_MINUS),
359 KEY(5, 4, KEY_SPACE),
360 KEY(5, 5, KEY_COMMA),
361 KEY(5, 7, KEY_UP),
362 KEY(5, 11, CORGI_KEY_FN),
363 KEY(6, 0, KEY_SYSRQ),
364 KEY(6, 1, CORGI_KEY_JAP1),
365 KEY(6, 2, CORGI_KEY_JAP2),
366 KEY(6, 3, CORGI_KEY_CANCEL),
367 KEY(6, 4, CORGI_KEY_OK),
368 KEY(6, 5, CORGI_KEY_MENU),
369 KEY(6, 6, KEY_LEFT),
370 KEY(6, 7, KEY_DOWN),
371 KEY(6, 8, KEY_RIGHT),
372 KEY(7, 0, CORGI_KEY_OFF),
373 KEY(7, 1, CORGI_KEY_EXOK),
374 KEY(7, 2, CORGI_KEY_EXCANCEL),
375 KEY(7, 3, CORGI_KEY_EXJOGDOWN),
376 KEY(7, 4, CORGI_KEY_EXJOGUP),
377};
378
379static struct matrix_keymap_data corgikbd_keymap_data = {
380 .keymap = corgikbd_keymap,
381 .keymap_size = ARRAY_SIZE(corgikbd_keymap),
382};
383
384static const int corgikbd_row_gpios[] =
385 { 58, 59, 60, 61, 62, 63, 64, 65 };
386static const int corgikbd_col_gpios[] =
387 { 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77 };
388
389static struct matrix_keypad_platform_data corgikbd_pdata = {
390 .keymap_data = &corgikbd_keymap_data,
391 .row_gpios = corgikbd_row_gpios,
392 .col_gpios = corgikbd_col_gpios,
393 .num_row_gpios = ARRAY_SIZE(corgikbd_row_gpios),
394 .num_col_gpios = ARRAY_SIZE(corgikbd_col_gpios),
395 .col_scan_delay_us = 10,
396 .debounce_ms = 10,
397 .wakeup = 1,
398};
399
400static struct platform_device corgikbd_device = {
401 .name = "matrix-keypad",
402 .id = -1,
403 .dev = {
404 .platform_data = &corgikbd_pdata,
405 },
406};
407
408static struct gpio_keys_button corgi_gpio_keys[] = {
409 {
410 .type = EV_SW,
411 .code = SW_LID,
412 .gpio = CORGI_GPIO_SWA,
413 .desc = "Lid close switch",
414 .debounce_interval = 500,
415 },
416 {
417 .type = EV_SW,
418 .code = SW_TABLET_MODE,
419 .gpio = CORGI_GPIO_SWB,
420 .desc = "Tablet mode switch",
421 .debounce_interval = 500,
422 },
423 {
424 .type = EV_SW,
425 .code = SW_HEADPHONE_INSERT,
426 .gpio = CORGI_GPIO_AK_INT,
427 .desc = "HeadPhone insert",
428 .debounce_interval = 500,
429 },
430};
431
432static struct gpio_keys_platform_data corgi_gpio_keys_platform_data = {
433 .buttons = corgi_gpio_keys,
434 .nbuttons = ARRAY_SIZE(corgi_gpio_keys),
435 .poll_interval = 250,
436};
437
438static struct platform_device corgi_gpio_keys_device = {
439 .name = "gpio-keys-polled",
440 .id = -1,
441 .dev = {
442 .platform_data = &corgi_gpio_keys_platform_data,
443 },
444};
445
446/*
447 * Corgi LEDs
448 */
449static struct gpio_led corgi_gpio_leds[] = {
450 {
451 .name = "corgi:amber:charge",
452 .default_trigger = "sharpsl-charge",
453 .gpio = CORGI_GPIO_LED_ORANGE,
454 },
455 {
456 .name = "corgi:green:mail",
457 .default_trigger = "nand-disk",
458 .gpio = CORGI_GPIO_LED_GREEN,
459 },
460};
461
462static struct gpio_led_platform_data corgi_gpio_leds_info = {
463 .leds = corgi_gpio_leds,
464 .num_leds = ARRAY_SIZE(corgi_gpio_leds),
465};
466
467static struct platform_device corgiled_device = {
468 .name = "leds-gpio",
469 .id = -1,
470 .dev = {
471 .platform_data = &corgi_gpio_leds_info,
472 },
473};
474
475static struct gpiod_lookup_table corgi_audio_gpio_table = {
476 .dev_id = "corgi-audio",
477 .table = {
478 GPIO_LOOKUP("sharp-scoop",
479 CORGI_GPIO_MUTE_L - CORGI_SCOOP_GPIO_BASE,
480 "mute-l", GPIO_ACTIVE_HIGH),
481 GPIO_LOOKUP("sharp-scoop",
482 CORGI_GPIO_MUTE_R - CORGI_SCOOP_GPIO_BASE,
483 "mute-r", GPIO_ACTIVE_HIGH),
484 GPIO_LOOKUP("sharp-scoop",
485 CORGI_GPIO_APM_ON - CORGI_SCOOP_GPIO_BASE,
486 "apm-on", GPIO_ACTIVE_HIGH),
487 GPIO_LOOKUP("sharp-scoop",
488 CORGI_GPIO_MIC_BIAS - CORGI_SCOOP_GPIO_BASE,
489 "mic-bias", GPIO_ACTIVE_HIGH),
490 { },
491 },
492};
493
494/*
495 * Corgi Audio
496 */
497static struct platform_device corgi_audio_device = {
498 .name = "corgi-audio",
499 .id = -1,
500};
501
502/*
503 * MMC/SD Device
504 *
505 * The card detect interrupt isn't debounced so we delay it by 250ms
506 * to give the card a chance to fully insert/eject.
507 */
508static struct pxamci_platform_data corgi_mci_platform_data = {
509 .detect_delay_ms = 250,
510 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
511};
512
513static struct gpiod_lookup_table corgi_mci_gpio_table = {
514 .dev_id = "pxa2xx-mci.0",
515 .table = {
516 /* Card detect on GPIO 9 */
517 GPIO_LOOKUP("gpio-pxa", CORGI_GPIO_nSD_DETECT,
518 "cd", GPIO_ACTIVE_LOW),
519 /* Write protect on GPIO 7 */
520 GPIO_LOOKUP("gpio-pxa", CORGI_GPIO_nSD_WP,
521 "wp", GPIO_ACTIVE_LOW),
522 /* Power on GPIO 33 */
523 GPIO_LOOKUP("gpio-pxa", CORGI_GPIO_SD_PWR,
524 "power", GPIO_ACTIVE_HIGH),
525 { },
526 },
527};
528
529/*
530 * Irda
531 */
532static struct pxaficp_platform_data corgi_ficp_platform_data = {
533 .gpio_pwdown = CORGI_GPIO_IR_ON,
534 .transceiver_cap = IR_SIRMODE | IR_OFF,
535};
536
537
538/*
539 * USB Device Controller
540 */
541static struct pxa2xx_udc_mach_info udc_info __initdata = {
542 /* no connect GPIO; corgi can't tell connection status */
543 .gpio_pullup = CORGI_GPIO_USB_PULLUP,
544};
545
546#if IS_ENABLED(CONFIG_SPI_PXA2XX)
547static struct pxa2xx_spi_controller corgi_spi_info = {
548 .num_chipselect = 3,
549};
550
551static struct gpiod_lookup_table corgi_spi_gpio_table = {
552 .dev_id = "spi1",
553 .table = {
554 GPIO_LOOKUP_IDX("gpio-pxa", CORGI_GPIO_ADS7846_CS, "cs", 0, GPIO_ACTIVE_LOW),
555 GPIO_LOOKUP_IDX("gpio-pxa", CORGI_GPIO_LCDCON_CS, "cs", 1, GPIO_ACTIVE_LOW),
556 GPIO_LOOKUP_IDX("gpio-pxa", CORGI_GPIO_MAX1111_CS, "cs", 2, GPIO_ACTIVE_LOW),
557 { },
558 },
559};
560
561static void corgi_wait_for_hsync(void)
562{
563 while (gpio_get_value(CORGI_GPIO_HSYNC))
564 cpu_relax();
565
566 while (!gpio_get_value(CORGI_GPIO_HSYNC))
567 cpu_relax();
568}
569
570static struct ads7846_platform_data corgi_ads7846_info = {
571 .model = 7846,
572 .vref_delay_usecs = 100,
573 .x_plate_ohms = 419,
574 .y_plate_ohms = 486,
575 .gpio_pendown = CORGI_GPIO_TP_INT,
576 .wait_for_sync = corgi_wait_for_hsync,
577};
578
579static void corgi_bl_kick_battery(void)
580{
581 void (*kick_batt)(void);
582
583 kick_batt = symbol_get(sharpsl_battery_kick);
584 if (kick_batt) {
585 kick_batt();
586 symbol_put(sharpsl_battery_kick);
587 }
588}
589
590static struct gpiod_lookup_table corgi_lcdcon_gpio_table = {
591 .dev_id = "spi1.1",
592 .table = {
593 GPIO_LOOKUP("gpio-pxa", CORGI_GPIO_BACKLIGHT_CONT,
594 "BL_CONT", GPIO_ACTIVE_HIGH),
595 { },
596 },
597};
598
599static struct corgi_lcd_platform_data corgi_lcdcon_info = {
600 .init_mode = CORGI_LCD_MODE_VGA,
601 .max_intensity = 0x2f,
602 .default_intensity = 0x1f,
603 .limit_mask = 0x0b,
604 .kick_battery = corgi_bl_kick_battery,
605};
606
607static struct spi_board_info corgi_spi_devices[] = {
608 {
609 .modalias = "ads7846",
610 .max_speed_hz = 1200000,
611 .bus_num = 1,
612 .chip_select = 0,
613 .platform_data = &corgi_ads7846_info,
614 .irq = PXA_GPIO_TO_IRQ(CORGI_GPIO_TP_INT),
615 }, {
616 .modalias = "corgi-lcd",
617 .max_speed_hz = 50000,
618 .bus_num = 1,
619 .chip_select = 1,
620 .platform_data = &corgi_lcdcon_info,
621 }, {
622 .modalias = "max1111",
623 .max_speed_hz = 450000,
624 .bus_num = 1,
625 .chip_select = 2,
626 },
627};
628
629static void __init corgi_init_spi(void)
630{
631 gpiod_add_lookup_table(&corgi_spi_gpio_table);
632 pxa2xx_set_spi_info(1, &corgi_spi_info);
633 gpiod_add_lookup_table(&corgi_lcdcon_gpio_table);
634 spi_register_board_info(ARRAY_AND_SIZE(corgi_spi_devices));
635}
636#else
637static inline void corgi_init_spi(void) {}
638#endif
639
640static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
641
642static struct nand_bbt_descr sharpsl_bbt = {
643 .options = 0,
644 .offs = 4,
645 .len = 2,
646 .pattern = scan_ff_pattern
647};
648
649static const char * const probes[] = {
650 "cmdlinepart",
651 "ofpart",
652 "sharpslpart",
653 NULL,
654};
655
656static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
657 .badblock_pattern = &sharpsl_bbt,
658 .part_parsers = probes,
659};
660
661static struct resource sharpsl_nand_resources[] = {
662 {
663 .start = 0x0C000000,
664 .end = 0x0C000FFF,
665 .flags = IORESOURCE_MEM,
666 },
667};
668
669static struct platform_device sharpsl_nand_device = {
670 .name = "sharpsl-nand",
671 .id = -1,
672 .resource = sharpsl_nand_resources,
673 .num_resources = ARRAY_SIZE(sharpsl_nand_resources),
674 .dev.platform_data = &sharpsl_nand_platform_data,
675};
676
677static struct mtd_partition sharpsl_rom_parts[] = {
678 {
679 .name ="Boot PROM Filesystem",
680 .offset = 0x00120000,
681 .size = MTDPART_SIZ_FULL,
682 },
683};
684
685static struct physmap_flash_data sharpsl_rom_data = {
686 .width = 2,
687 .nr_parts = ARRAY_SIZE(sharpsl_rom_parts),
688 .parts = sharpsl_rom_parts,
689};
690
691static struct resource sharpsl_rom_resources[] = {
692 {
693 .start = 0x00000000,
694 .end = 0x007fffff,
695 .flags = IORESOURCE_MEM,
696 },
697};
698
699static struct platform_device sharpsl_rom_device = {
700 .name = "physmap-flash",
701 .id = -1,
702 .resource = sharpsl_rom_resources,
703 .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
704 .dev.platform_data = &sharpsl_rom_data,
705};
706
707static struct platform_device *devices[] __initdata = {
708 &corgiscoop_device,
709 &corgifb_device,
710 &corgi_gpio_keys_device,
711 &corgikbd_device,
712 &corgiled_device,
713 &corgi_audio_device,
714 &sharpsl_nand_device,
715 &sharpsl_rom_device,
716};
717
718static struct i2c_board_info __initdata corgi_i2c_devices[] = {
719 { I2C_BOARD_INFO("wm8731", 0x1b) },
720};
721
722static void corgi_poweroff(void)
723{
724 if (!machine_is_corgi())
725 /* Green LED off tells the bootloader to halt */
726 gpio_set_value(CORGI_GPIO_LED_GREEN, 0);
727
728 pxa_restart(REBOOT_HARD, NULL);
729}
730
731static void corgi_restart(enum reboot_mode mode, const char *cmd)
732{
733 if (!machine_is_corgi())
734 /* Green LED on tells the bootloader to reboot */
735 gpio_set_value(CORGI_GPIO_LED_GREEN, 1);
736
737 pxa_restart(REBOOT_HARD, cmd);
738}
739
740static void __init corgi_init(void)
741{
742 pm_power_off = corgi_poweroff;
743
744 /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
745 PCFR |= PCFR_OPDE;
746
747 pxa2xx_mfp_config(ARRAY_AND_SIZE(corgi_pin_config));
748
749 /* allow wakeup from various GPIOs */
750 gpio_set_wake(CORGI_GPIO_KEY_INT, 1);
751 gpio_set_wake(CORGI_GPIO_WAKEUP, 1);
752 gpio_set_wake(CORGI_GPIO_AC_IN, 1);
753 gpio_set_wake(CORGI_GPIO_CHRG_FULL, 1);
754
755 if (!machine_is_corgi())
756 gpio_set_wake(CORGI_GPIO_MAIN_BAT_LOW, 1);
757
758 pxa_set_ffuart_info(NULL);
759 pxa_set_btuart_info(NULL);
760 pxa_set_stuart_info(NULL);
761
762 corgi_init_spi();
763
764 pxa_set_udc_info(&udc_info);
765 gpiod_add_lookup_table(&corgi_mci_gpio_table);
766 gpiod_add_lookup_table(&corgi_audio_gpio_table);
767 pxa_set_mci_info(&corgi_mci_platform_data);
768 pxa_set_ficp_info(&corgi_ficp_platform_data);
769 pxa_set_i2c_info(NULL);
770 i2c_register_board_info(0, ARRAY_AND_SIZE(corgi_i2c_devices));
771
772 platform_scoop_config = &corgi_pcmcia_config;
773
774 platform_add_devices(devices, ARRAY_SIZE(devices));
775
776 regulator_has_full_constraints();
777}
778
779static void __init fixup_corgi(struct tag *tags, char **cmdline)
780{
781 sharpsl_save_param();
782 if (machine_is_corgi())
783 memblock_add(0xa0000000, SZ_32M);
784 else
785 memblock_add(0xa0000000, SZ_64M);
786}
787
788#ifdef CONFIG_MACH_CORGI
789MACHINE_START(CORGI, "SHARP Corgi")
790 .fixup = fixup_corgi,
791 .map_io = pxa25x_map_io,
792 .nr_irqs = PXA_NR_IRQS,
793 .init_irq = pxa25x_init_irq,
794 .handle_irq = pxa25x_handle_irq,
795 .init_machine = corgi_init,
796 .init_time = pxa_timer_init,
797 .restart = corgi_restart,
798MACHINE_END
799#endif
800
801#ifdef CONFIG_MACH_SHEPHERD
802MACHINE_START(SHEPHERD, "SHARP Shepherd")
803 .fixup = fixup_corgi,
804 .map_io = pxa25x_map_io,
805 .nr_irqs = PXA_NR_IRQS,
806 .init_irq = pxa25x_init_irq,
807 .handle_irq = pxa25x_handle_irq,
808 .init_machine = corgi_init,
809 .init_time = pxa_timer_init,
810 .restart = corgi_restart,
811MACHINE_END
812#endif
813
814#ifdef CONFIG_MACH_HUSKY
815MACHINE_START(HUSKY, "SHARP Husky")
816 .fixup = fixup_corgi,
817 .map_io = pxa25x_map_io,
818 .nr_irqs = PXA_NR_IRQS,
819 .init_irq = pxa25x_init_irq,
820 .handle_irq = pxa25x_handle_irq,
821 .init_machine = corgi_init,
822 .init_time = pxa_timer_init,
823 .restart = corgi_restart,
824MACHINE_END
825#endif
826
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
62static 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 */
150static struct resource corgi_scoop_resources[] = {
151 [0] = {
152 .start = 0x10800000,
153 .end = 0x10800fff,
154 .flags = IORESOURCE_MEM,
155 },
156};
157
158static 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
164struct 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
174static 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
183static struct scoop_pcmcia_config corgi_pcmcia_config = {
184 .devs = &corgi_pcmcia_scoop[0],
185 .num_devs = 1,
186};
187
188static 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
196static 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
205static 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
214static 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
265static 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
276static struct resource corgi_fb_resources[] = {
277 [0] = {
278 .start = 0x08000000,
279 .end = 0x08ffffff,
280 .flags = IORESOURCE_MEM,
281 },
282};
283
284static 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
313static 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
380static struct matrix_keymap_data corgikbd_keymap_data = {
381 .keymap = corgikbd_keymap,
382 .keymap_size = ARRAY_SIZE(corgikbd_keymap),
383};
384
385static const int corgikbd_row_gpios[] =
386 { 58, 59, 60, 61, 62, 63, 64, 65 };
387static const int corgikbd_col_gpios[] =
388 { 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77 };
389
390static 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
401static struct platform_device corgikbd_device = {
402 .name = "matrix-keypad",
403 .id = -1,
404 .dev = {
405 .platform_data = &corgikbd_pdata,
406 },
407};
408
409static 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
433static 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
439static 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 */
450static 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
463static struct gpio_led_platform_data corgi_gpio_leds_info = {
464 .leds = corgi_gpio_leds,
465 .num_leds = ARRAY_SIZE(corgi_gpio_leds),
466};
467
468static 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 */
479static 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 */
490static 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
495static 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 */
514static 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 */
523static 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)
529static struct pxa2xx_spi_controller corgi_spi_info = {
530 .num_chipselect = 3,
531};
532
533static 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
542static 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
551static struct pxa2xx_spi_chip corgi_ads7846_chip = {
552 .gpio_cs = CORGI_GPIO_ADS7846_CS,
553};
554
555static 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
566static 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
575static 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
583static struct pxa2xx_spi_chip corgi_lcdcon_chip = {
584 .gpio_cs = CORGI_GPIO_LCDCON_CS,
585};
586
587static struct pxa2xx_spi_chip corgi_max1111_chip = {
588 .gpio_cs = CORGI_GPIO_MAX1111_CS,
589};
590
591static 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
616static 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
623static inline void corgi_init_spi(void) {}
624#endif
625
626static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
627
628static struct nand_bbt_descr sharpsl_bbt = {
629 .options = 0,
630 .offs = 4,
631 .len = 2,
632 .pattern = scan_ff_pattern
633};
634
635static const char * const probes[] = {
636 "cmdlinepart",
637 "ofpart",
638 "sharpslpart",
639 NULL,
640};
641
642static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
643 .badblock_pattern = &sharpsl_bbt,
644 .part_parsers = probes,
645};
646
647static struct resource sharpsl_nand_resources[] = {
648 {
649 .start = 0x0C000000,
650 .end = 0x0C000FFF,
651 .flags = IORESOURCE_MEM,
652 },
653};
654
655static 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
663static struct mtd_partition sharpsl_rom_parts[] = {
664 {
665 .name ="Boot PROM Filesystem",
666 .offset = 0x00120000,
667 .size = MTDPART_SIZ_FULL,
668 },
669};
670
671static 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
677static struct resource sharpsl_rom_resources[] = {
678 {
679 .start = 0x00000000,
680 .end = 0x007fffff,
681 .flags = IORESOURCE_MEM,
682 },
683};
684
685static 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
693static 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
704static struct i2c_board_info __initdata corgi_i2c_devices[] = {
705 { I2C_BOARD_INFO("wm8731", 0x1b) },
706};
707
708static 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
717static 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
726static 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
764static 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
774MACHINE_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,
783MACHINE_END
784#endif
785
786#ifdef CONFIG_MACH_SHEPHERD
787MACHINE_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,
796MACHINE_END
797#endif
798
799#ifdef CONFIG_MACH_HUSKY
800MACHINE_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,
809MACHINE_END
810#endif
811