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16#include <linux/kernel.h>
17#include <linux/types.h>
18#include <linux/interrupt.h>
19#include <linux/list.h>
20#include <linux/timer.h>
21#include <linux/init.h>
22#include <linux/gpio.h>
23#include <linux/input.h>
24#include <linux/io.h>
25#include <linux/serial_core.h>
26#include <linux/serial_s3c.h>
27#include <linux/dm9000.h>
28#include <linux/platform_data/at24.h>
29#include <linux/platform_device.h>
30#include <linux/gpio_keys.h>
31#include <linux/i2c.h>
32#include <linux/mmc/host.h>
33
34#include <asm/mach/arch.h>
35#include <asm/mach/map.h>
36
37#include <mach/hardware.h>
38#include <mach/fb.h>
39#include <asm/mach-types.h>
40
41#include <mach/regs-gpio.h>
42#include <linux/platform_data/leds-s3c24xx.h>
43#include <mach/regs-lcd.h>
44#include <mach/irqs.h>
45#include <mach/gpio-samsung.h>
46#include <linux/platform_data/mtd-nand-s3c2410.h>
47#include <linux/platform_data/i2c-s3c2410.h>
48#include <linux/platform_data/mmc-s3cmci.h>
49#include <linux/platform_data/usb-s3c2410_udc.h>
50
51#include <linux/mtd/mtd.h>
52#include <linux/mtd/nand.h>
53#include <linux/mtd/nand_ecc.h>
54#include <linux/mtd/partitions.h>
55
56#include <plat/gpio-cfg.h>
57#include <plat/devs.h>
58#include <plat/cpu.h>
59#include <plat/samsung-time.h>
60
61#include <sound/s3c24xx_uda134x.h>
62
63#include "common.h"
64
65#define MACH_MINI2440_DM9K_BASE (S3C2410_CS4 + 0x300)
66
67static struct map_desc mini2440_iodesc[] __initdata = {
68
69};
70
71#define UCON S3C2410_UCON_DEFAULT
72#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
73#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
74
75
76static struct s3c2410_uartcfg mini2440_uartcfgs[] __initdata = {
77 [0] = {
78 .hwport = 0,
79 .flags = 0,
80 .ucon = UCON,
81 .ulcon = ULCON,
82 .ufcon = UFCON,
83 },
84 [1] = {
85 .hwport = 1,
86 .flags = 0,
87 .ucon = UCON,
88 .ulcon = ULCON,
89 .ufcon = UFCON,
90 },
91 [2] = {
92 .hwport = 2,
93 .flags = 0,
94 .ucon = UCON,
95 .ulcon = ULCON,
96 .ufcon = UFCON,
97 },
98};
99
100
101
102static struct s3c2410_udc_mach_info mini2440_udc_cfg __initdata = {
103 .pullup_pin = S3C2410_GPC(5),
104};
105
106
107
108
109
110
111
112#define _LCD_DECLARE(_clock,_xres,margin_left,margin_right,hsync, \
113 _yres,margin_top,margin_bottom,vsync, refresh) \
114 .width = _xres, \
115 .xres = _xres, \
116 .height = _yres, \
117 .yres = _yres, \
118 .left_margin = margin_left, \
119 .right_margin = margin_right, \
120 .upper_margin = margin_top, \
121 .lower_margin = margin_bottom, \
122 .hsync_len = hsync, \
123 .vsync_len = vsync, \
124 .pixclock = ((_clock*100000000000LL) / \
125 ((refresh) * \
126 (hsync + margin_left + _xres + margin_right) * \
127 (vsync + margin_top + _yres + margin_bottom))), \
128 .bpp = 16,\
129 .type = (S3C2410_LCDCON1_TFT16BPP |\
130 S3C2410_LCDCON1_TFT)
131
132static struct s3c2410fb_display mini2440_lcd_cfg[] __initdata = {
133 [0] = {
134 _LCD_DECLARE(
135 7,
136 240, 21, 38, 6,
137 320, 4, 4, 2,
138 60),
139 .lcdcon5 = (S3C2410_LCDCON5_FRM565 |
140 S3C2410_LCDCON5_INVVLINE |
141 S3C2410_LCDCON5_INVVFRAME |
142 S3C2410_LCDCON5_INVVDEN |
143 S3C2410_LCDCON5_PWREN),
144 },
145 [1] = {
146 _LCD_DECLARE(
147 10,
148 800, 40, 40, 48,
149 480, 29, 3, 3,
150 50),
151 .lcdcon5 = (S3C2410_LCDCON5_FRM565 |
152 S3C2410_LCDCON5_INVVLINE |
153 S3C2410_LCDCON5_INVVFRAME |
154 S3C2410_LCDCON5_PWREN),
155 },
156
157
158
159
160
161
162 [2] = {
163 _LCD_DECLARE(
164 10,
165 1024, 1, 2, 2,
166 768, 200, 16, 16,
167 24),
168
169 .lcdcon5 = (S3C2410_LCDCON5_FRM565 |
170 S3C2410_LCDCON5_HWSWP),
171 },
172
173 [3] = {
174 _LCD_DECLARE(
175
176 7,
177
178 320, 68, 66, 4,
179
180 240, 4, 4, 9,
181
182 60),
183 .lcdcon5 = (S3C2410_LCDCON5_FRM565 |
184 S3C2410_LCDCON5_INVVDEN |
185 S3C2410_LCDCON5_INVVFRAME |
186 S3C2410_LCDCON5_INVVLINE |
187 S3C2410_LCDCON5_INVVCLK |
188 S3C2410_LCDCON5_HWSWP),
189 },
190};
191
192
193
194#define S3C2410_GPCCON_MASK(x) (3 << ((x) * 2))
195#define S3C2410_GPDCON_MASK(x) (3 << ((x) * 2))
196
197static struct s3c2410fb_mach_info mini2440_fb_info __initdata = {
198 .displays = &mini2440_lcd_cfg[0],
199 .num_displays = 1,
200 .default_display = 0,
201
202
203
204
205
206 .gpcup = (0xf << 1) | (0x3f << 10),
207
208 .gpccon = (S3C2410_GPC1_VCLK | S3C2410_GPC2_VLINE |
209 S3C2410_GPC3_VFRAME | S3C2410_GPC4_VM |
210 S3C2410_GPC10_VD2 | S3C2410_GPC11_VD3 |
211 S3C2410_GPC12_VD4 | S3C2410_GPC13_VD5 |
212 S3C2410_GPC14_VD6 | S3C2410_GPC15_VD7),
213
214 .gpccon_mask = (S3C2410_GPCCON_MASK(1) | S3C2410_GPCCON_MASK(2) |
215 S3C2410_GPCCON_MASK(3) | S3C2410_GPCCON_MASK(4) |
216 S3C2410_GPCCON_MASK(10) | S3C2410_GPCCON_MASK(11) |
217 S3C2410_GPCCON_MASK(12) | S3C2410_GPCCON_MASK(13) |
218 S3C2410_GPCCON_MASK(14) | S3C2410_GPCCON_MASK(15)),
219
220 .gpdup = (0x3f << 2) | (0x3f << 10),
221
222 .gpdcon = (S3C2410_GPD2_VD10 | S3C2410_GPD3_VD11 |
223 S3C2410_GPD4_VD12 | S3C2410_GPD5_VD13 |
224 S3C2410_GPD6_VD14 | S3C2410_GPD7_VD15 |
225 S3C2410_GPD10_VD18 | S3C2410_GPD11_VD19 |
226 S3C2410_GPD12_VD20 | S3C2410_GPD13_VD21 |
227 S3C2410_GPD14_VD22 | S3C2410_GPD15_VD23),
228
229 .gpdcon_mask = (S3C2410_GPDCON_MASK(2) | S3C2410_GPDCON_MASK(3) |
230 S3C2410_GPDCON_MASK(4) | S3C2410_GPDCON_MASK(5) |
231 S3C2410_GPDCON_MASK(6) | S3C2410_GPDCON_MASK(7) |
232 S3C2410_GPDCON_MASK(10) | S3C2410_GPDCON_MASK(11)|
233 S3C2410_GPDCON_MASK(12) | S3C2410_GPDCON_MASK(13)|
234 S3C2410_GPDCON_MASK(14) | S3C2410_GPDCON_MASK(15)),
235};
236
237
238
239static struct s3c24xx_mci_pdata mini2440_mmc_cfg __initdata = {
240 .gpio_detect = S3C2410_GPG(8),
241 .gpio_wprotect = S3C2410_GPH(8),
242 .set_power = NULL,
243 .ocr_avail = MMC_VDD_32_33|MMC_VDD_33_34,
244};
245
246
247
248static struct mtd_partition mini2440_default_nand_part[] __initdata = {
249 [0] = {
250 .name = "u-boot",
251 .size = SZ_256K,
252 .offset = 0,
253 },
254 [1] = {
255 .name = "u-boot-env",
256 .size = SZ_128K,
257 .offset = SZ_256K,
258 },
259 [2] = {
260 .name = "kernel",
261
262
263 .size = 0x00500000,
264 .offset = SZ_256K + SZ_128K,
265 },
266 [3] = {
267 .name = "root",
268 .offset = SZ_256K + SZ_128K + 0x00500000,
269 .size = MTDPART_SIZ_FULL,
270 },
271};
272
273static struct s3c2410_nand_set mini2440_nand_sets[] __initdata = {
274 [0] = {
275 .name = "nand",
276 .nr_chips = 1,
277 .nr_partitions = ARRAY_SIZE(mini2440_default_nand_part),
278 .partitions = mini2440_default_nand_part,
279 .flash_bbt = 1,
280 },
281};
282
283static struct s3c2410_platform_nand mini2440_nand_info __initdata = {
284 .tacls = 0,
285 .twrph0 = 25,
286 .twrph1 = 15,
287 .nr_sets = ARRAY_SIZE(mini2440_nand_sets),
288 .sets = mini2440_nand_sets,
289 .ignore_unset_ecc = 1,
290 .ecc_mode = NAND_ECC_SOFT,
291};
292
293
294
295static struct resource mini2440_dm9k_resource[] = {
296 [0] = DEFINE_RES_MEM(MACH_MINI2440_DM9K_BASE, 4),
297 [1] = DEFINE_RES_MEM(MACH_MINI2440_DM9K_BASE + 4, 4),
298 [2] = DEFINE_RES_NAMED(IRQ_EINT7, 1, NULL, IORESOURCE_IRQ \
299 | IORESOURCE_IRQ_HIGHEDGE),
300};
301
302
303
304
305
306static struct dm9000_plat_data mini2440_dm9k_pdata = {
307 .flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM),
308};
309
310static struct platform_device mini2440_device_eth = {
311 .name = "dm9000",
312 .id = -1,
313 .num_resources = ARRAY_SIZE(mini2440_dm9k_resource),
314 .resource = mini2440_dm9k_resource,
315 .dev = {
316 .platform_data = &mini2440_dm9k_pdata,
317 },
318};
319
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334
335
336
337static struct gpio_keys_button mini2440_buttons[] = {
338 {
339 .gpio = S3C2410_GPG(0),
340 .code = KEY_F1,
341 .desc = "Button 1",
342 .active_low = 1,
343 },
344 {
345 .gpio = S3C2410_GPG(3),
346 .code = KEY_F2,
347 .desc = "Button 2",
348 .active_low = 1,
349 },
350 {
351 .gpio = S3C2410_GPG(5),
352 .code = KEY_F3,
353 .desc = "Button 3",
354 .active_low = 1,
355 },
356 {
357 .gpio = S3C2410_GPG(6),
358 .code = KEY_POWER,
359 .desc = "Power",
360 .active_low = 1,
361 },
362 {
363 .gpio = S3C2410_GPG(7),
364 .code = KEY_F5,
365 .desc = "Button 5",
366 .active_low = 1,
367 },
368#if 0
369
370
371 {
372 .gpio = S3C2410_GPG(11),
373 .code = KEY_F6,
374 .desc = "Button 6",
375 .active_low = 1,
376 },
377#endif
378};
379
380static struct gpio_keys_platform_data mini2440_button_data = {
381 .buttons = mini2440_buttons,
382 .nbuttons = ARRAY_SIZE(mini2440_buttons),
383};
384
385static struct platform_device mini2440_button_device = {
386 .name = "gpio-keys",
387 .id = -1,
388 .dev = {
389 .platform_data = &mini2440_button_data,
390 }
391};
392
393
394
395static struct s3c24xx_led_platdata mini2440_led1_pdata = {
396 .name = "led1",
397 .gpio = S3C2410_GPB(5),
398 .flags = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
399 .def_trigger = "heartbeat",
400};
401
402static struct s3c24xx_led_platdata mini2440_led2_pdata = {
403 .name = "led2",
404 .gpio = S3C2410_GPB(6),
405 .flags = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
406 .def_trigger = "nand-disk",
407};
408
409static struct s3c24xx_led_platdata mini2440_led3_pdata = {
410 .name = "led3",
411 .gpio = S3C2410_GPB(7),
412 .flags = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
413 .def_trigger = "mmc0",
414};
415
416static struct s3c24xx_led_platdata mini2440_led4_pdata = {
417 .name = "led4",
418 .gpio = S3C2410_GPB(8),
419 .flags = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
420 .def_trigger = "",
421};
422
423static struct s3c24xx_led_platdata mini2440_led_backlight_pdata = {
424 .name = "backlight",
425 .gpio = S3C2410_GPG(4),
426 .def_trigger = "backlight",
427};
428
429static struct platform_device mini2440_led1 = {
430 .name = "s3c24xx_led",
431 .id = 1,
432 .dev = {
433 .platform_data = &mini2440_led1_pdata,
434 },
435};
436
437static struct platform_device mini2440_led2 = {
438 .name = "s3c24xx_led",
439 .id = 2,
440 .dev = {
441 .platform_data = &mini2440_led2_pdata,
442 },
443};
444
445static struct platform_device mini2440_led3 = {
446 .name = "s3c24xx_led",
447 .id = 3,
448 .dev = {
449 .platform_data = &mini2440_led3_pdata,
450 },
451};
452
453static struct platform_device mini2440_led4 = {
454 .name = "s3c24xx_led",
455 .id = 4,
456 .dev = {
457 .platform_data = &mini2440_led4_pdata,
458 },
459};
460
461static struct platform_device mini2440_led_backlight = {
462 .name = "s3c24xx_led",
463 .id = 5,
464 .dev = {
465 .platform_data = &mini2440_led_backlight_pdata,
466 },
467};
468
469
470
471static struct s3c24xx_uda134x_platform_data mini2440_audio_pins = {
472 .l3_clk = S3C2410_GPB(4),
473 .l3_mode = S3C2410_GPB(2),
474 .l3_data = S3C2410_GPB(3),
475 .model = UDA134X_UDA1341
476};
477
478static struct platform_device mini2440_audio = {
479 .name = "s3c24xx_uda134x",
480 .id = 0,
481 .dev = {
482 .platform_data = &mini2440_audio_pins,
483 },
484};
485
486
487
488
489static struct at24_platform_data at24c08 = {
490 .byte_len = SZ_8K / 8,
491 .page_size = 16,
492};
493
494static struct i2c_board_info mini2440_i2c_devs[] __initdata = {
495 {
496 I2C_BOARD_INFO("24c08", 0x50),
497 .platform_data = &at24c08,
498 },
499};
500
501static struct uda134x_platform_data s3c24xx_uda134x = {
502 .l3 = {
503 .gpio_clk = S3C2410_GPB(4),
504 .gpio_data = S3C2410_GPB(3),
505 .gpio_mode = S3C2410_GPB(2),
506 .use_gpios = 1,
507 .data_hold = 1,
508 .data_setup = 1,
509 .clock_high = 1,
510 .mode_hold = 1,
511 .mode = 1,
512 .mode_setup = 1,
513 },
514 .model = UDA134X_UDA1341,
515};
516
517static struct platform_device uda1340_codec = {
518 .name = "uda134x-codec",
519 .id = -1,
520 .dev = {
521 .platform_data = &s3c24xx_uda134x,
522 },
523};
524
525static struct platform_device *mini2440_devices[] __initdata = {
526 &s3c_device_ohci,
527 &s3c_device_wdt,
528 &s3c_device_i2c0,
529 &s3c_device_rtc,
530 &s3c_device_usbgadget,
531 &mini2440_device_eth,
532 &mini2440_led1,
533 &mini2440_led2,
534 &mini2440_led3,
535 &mini2440_led4,
536 &mini2440_button_device,
537 &s3c_device_nand,
538 &s3c_device_sdi,
539 &s3c2440_device_dma,
540 &s3c_device_iis,
541 &uda1340_codec,
542 &mini2440_audio,
543};
544
545static void __init mini2440_map_io(void)
546{
547 s3c24xx_init_io(mini2440_iodesc, ARRAY_SIZE(mini2440_iodesc));
548 s3c24xx_init_uarts(mini2440_uartcfgs, ARRAY_SIZE(mini2440_uartcfgs));
549 samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
550}
551
552static void __init mini2440_init_time(void)
553{
554 s3c2440_init_clocks(12000000);
555 samsung_timer_init();
556}
557
558
559
560
561
562
563
564
565
566
567static char mini2440_features_str[12] __initdata = "0tb";
568
569static int __init mini2440_features_setup(char *str)
570{
571 if (str)
572 strlcpy(mini2440_features_str, str, sizeof(mini2440_features_str));
573 return 1;
574}
575
576__setup("mini2440=", mini2440_features_setup);
577
578#define FEATURE_SCREEN (1 << 0)
579#define FEATURE_BACKLIGHT (1 << 1)
580#define FEATURE_TOUCH (1 << 2)
581#define FEATURE_CAMERA (1 << 3)
582
583struct mini2440_features_t {
584 int count;
585 int done;
586 int lcd_index;
587 struct platform_device *optional[8];
588};
589
590static void __init mini2440_parse_features(
591 struct mini2440_features_t * features,
592 const char * features_str )
593{
594 const char * fp = features_str;
595
596 features->count = 0;
597 features->done = 0;
598 features->lcd_index = -1;
599
600 while (*fp) {
601 char f = *fp++;
602
603 switch (f) {
604 case '0'...'9':
605 if (features->done & FEATURE_SCREEN) {
606 printk(KERN_INFO "MINI2440: '%c' ignored, "
607 "screen type already set\n", f);
608 } else {
609 int li = f - '0';
610 if (li >= ARRAY_SIZE(mini2440_lcd_cfg))
611 printk(KERN_INFO "MINI2440: "
612 "'%c' out of range LCD mode\n", f);
613 else {
614 features->optional[features->count++] =
615 &s3c_device_lcd;
616 features->lcd_index = li;
617 }
618 }
619 features->done |= FEATURE_SCREEN;
620 break;
621 case 'b':
622 if (features->done & FEATURE_BACKLIGHT)
623 printk(KERN_INFO "MINI2440: '%c' ignored, "
624 "backlight already set\n", f);
625 else {
626 features->optional[features->count++] =
627 &mini2440_led_backlight;
628 }
629 features->done |= FEATURE_BACKLIGHT;
630 break;
631 case 't':
632 printk(KERN_INFO "MINI2440: '%c' ignored, "
633 "touchscreen not compiled in\n", f);
634 break;
635 case 'c':
636 if (features->done & FEATURE_CAMERA)
637 printk(KERN_INFO "MINI2440: '%c' ignored, "
638 "camera already registered\n", f);
639 else
640 features->optional[features->count++] =
641 &s3c_device_camif;
642 features->done |= FEATURE_CAMERA;
643 break;
644 }
645 }
646}
647
648static void __init mini2440_init(void)
649{
650 struct mini2440_features_t features = { 0 };
651 int i;
652
653 printk(KERN_INFO "MINI2440: Option string mini2440=%s\n",
654 mini2440_features_str);
655
656
657 mini2440_parse_features(&features, mini2440_features_str);
658
659
660 s3c_gpio_cfgpin(S3C2410_GPC(0), S3C2410_GPC0_LEND);
661
662
663 WARN_ON(gpio_request_one(S3C2410_GPG(4), GPIOF_OUT_INIT_HIGH, NULL));
664 gpio_free(S3C2410_GPG(4));
665
666
667 gpio_request_one(S3C2410_GPB(1), GPIOF_IN, NULL);
668 s3c_gpio_setpull(S3C2410_GPB(1), S3C_GPIO_PULL_UP);
669 gpio_free(S3C2410_GPB(1));
670
671
672 for (i = 0; i < ARRAY_SIZE(mini2440_buttons); i++) {
673 s3c_gpio_setpull(mini2440_buttons[i].gpio, S3C_GPIO_PULL_UP);
674 s3c_gpio_cfgpin(mini2440_buttons[i].gpio, S3C2410_GPIO_INPUT);
675 }
676 if (features.lcd_index != -1) {
677 int li;
678
679 mini2440_fb_info.displays =
680 &mini2440_lcd_cfg[features.lcd_index];
681
682 printk(KERN_INFO "MINI2440: LCD");
683 for (li = 0; li < ARRAY_SIZE(mini2440_lcd_cfg); li++)
684 if (li == features.lcd_index)
685 printk(" [%d:%dx%d]", li,
686 mini2440_lcd_cfg[li].width,
687 mini2440_lcd_cfg[li].height);
688 else
689 printk(" %d:%dx%d", li,
690 mini2440_lcd_cfg[li].width,
691 mini2440_lcd_cfg[li].height);
692 printk("\n");
693 s3c24xx_fb_set_platdata(&mini2440_fb_info);
694 }
695
696 s3c24xx_udc_set_platdata(&mini2440_udc_cfg);
697 s3c24xx_mci_set_platdata(&mini2440_mmc_cfg);
698 s3c_nand_set_platdata(&mini2440_nand_info);
699 s3c_i2c0_set_platdata(NULL);
700
701 i2c_register_board_info(0, mini2440_i2c_devs,
702 ARRAY_SIZE(mini2440_i2c_devs));
703
704 platform_add_devices(mini2440_devices, ARRAY_SIZE(mini2440_devices));
705
706 if (features.count)
707 platform_add_devices(features.optional, features.count);
708
709}
710
711
712MACHINE_START(MINI2440, "MINI2440")
713
714 .atag_offset = 0x100,
715 .map_io = mini2440_map_io,
716 .init_machine = mini2440_init,
717 .init_irq = s3c2440_init_irq,
718 .init_time = mini2440_init_time,
719MACHINE_END
720