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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 <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