Commit | Line | Data |
---|---|---|
95790873 CW |
1 | /* Machine specific code for the Acer n30, Acer N35, Navman PiN 570, |
2 | * Yakumo AlphaX and Airis NC05 PDAs. | |
1da177e4 LT |
3 | * |
4 | * Copyright (c) 2003-2005 Simtec Electronics | |
5 | * Ben Dooks <ben@simtec.co.uk> | |
6 | * | |
196a0475 | 7 | * Copyright (c) 2005-2008 Christer Weinigel <christer@weinigel.se> |
1da177e4 LT |
8 | * |
9 | * There is a wiki with more information about the n30 port at | |
10 | * http://handhelds.org/moin/moin.cgi/AcerN30Documentation . | |
11 | * | |
12 | * This program is free software; you can redistribute it and/or modify | |
13 | * it under the terms of the GNU General Public License version 2 as | |
14 | * published by the Free Software Foundation. | |
95790873 | 15 | */ |
1da177e4 LT |
16 | |
17 | #include <linux/kernel.h> | |
18 | #include <linux/types.h> | |
196a0475 | 19 | |
62065750 | 20 | #include <linux/gpio_keys.h> |
196a0475 | 21 | #include <linux/init.h> |
ec976d6e | 22 | #include <linux/gpio.h> |
62065750 | 23 | #include <linux/input.h> |
196a0475 | 24 | #include <linux/interrupt.h> |
d052d1be | 25 | #include <linux/platform_device.h> |
196a0475 | 26 | #include <linux/serial_core.h> |
334a1c70 | 27 | #include <linux/serial_s3c.h> |
196a0475 | 28 | #include <linux/timer.h> |
fced80c7 | 29 | #include <linux/io.h> |
50cdba78 | 30 | #include <linux/mmc/host.h> |
1da177e4 | 31 | |
a09e64fb | 32 | #include <mach/hardware.h> |
1da177e4 LT |
33 | #include <asm/irq.h> |
34 | #include <asm/mach-types.h> | |
35 | ||
a09e64fb | 36 | #include <mach/fb.h> |
436d42c6 | 37 | #include <linux/platform_data/leds-s3c24xx.h> |
a09e64fb RK |
38 | #include <mach/regs-gpio.h> |
39 | #include <mach/regs-lcd.h> | |
b0161caa | 40 | #include <mach/gpio-samsung.h> |
196a0475 CW |
41 | |
42 | #include <asm/mach/arch.h> | |
43 | #include <asm/mach/irq.h> | |
44 | #include <asm/mach/map.h> | |
45 | ||
436d42c6 | 46 | #include <linux/platform_data/i2c-s3c2410.h> |
1da177e4 | 47 | |
a2b7ba9c BD |
48 | #include <plat/cpu.h> |
49 | #include <plat/devs.h> | |
436d42c6 | 50 | #include <linux/platform_data/mmc-s3cmci.h> |
436d42c6 | 51 | #include <linux/platform_data/usb-s3c2410_udc.h> |
7f78b6eb | 52 | #include <plat/samsung-time.h> |
1da177e4 | 53 | |
b27b0727 KK |
54 | #include "common.h" |
55 | ||
1da177e4 LT |
56 | static struct map_desc n30_iodesc[] __initdata = { |
57 | /* nothing here yet */ | |
58 | }; | |
59 | ||
60 | static struct s3c2410_uartcfg n30_uartcfgs[] = { | |
61 | /* Normal serial port */ | |
62 | [0] = { | |
63 | .hwport = 0, | |
64 | .flags = 0, | |
65 | .ucon = 0x2c5, | |
66 | .ulcon = 0x03, | |
67 | .ufcon = 0x51, | |
68 | }, | |
69 | /* IR port */ | |
70 | [1] = { | |
71 | .hwport = 1, | |
72 | .flags = 0, | |
73 | .uart_flags = UPF_CONS_FLOW, | |
74 | .ucon = 0x2c5, | |
75 | .ulcon = 0x43, | |
76 | .ufcon = 0x51, | |
77 | }, | |
95790873 CW |
78 | /* On the N30 the bluetooth controller is connected here. |
79 | * On the N35 and variants the GPS receiver is connected here. */ | |
1da177e4 LT |
80 | [2] = { |
81 | .hwport = 2, | |
82 | .flags = 0, | |
83 | .ucon = 0x2c5, | |
84 | .ulcon = 0x03, | |
85 | .ufcon = 0x51, | |
86 | }, | |
87 | }; | |
88 | ||
d088e5fe | 89 | static struct s3c2410_udc_mach_info n30_udc_cfg __initdata = { |
070276d5 | 90 | .vbus_pin = S3C2410_GPG(1), |
d088e5fe | 91 | .vbus_pin_inverted = 0, |
e27c3c5c | 92 | .pullup_pin = S3C2410_GPB(3), |
d088e5fe CW |
93 | }; |
94 | ||
62065750 CW |
95 | static struct gpio_keys_button n30_buttons[] = { |
96 | { | |
070276d5 | 97 | .gpio = S3C2410_GPF(0), |
62065750 CW |
98 | .code = KEY_POWER, |
99 | .desc = "Power", | |
100 | .active_low = 0, | |
101 | }, | |
102 | { | |
070276d5 | 103 | .gpio = S3C2410_GPG(9), |
62065750 CW |
104 | .code = KEY_UP, |
105 | .desc = "Thumbwheel Up", | |
106 | .active_low = 0, | |
107 | }, | |
108 | { | |
070276d5 | 109 | .gpio = S3C2410_GPG(8), |
62065750 CW |
110 | .code = KEY_DOWN, |
111 | .desc = "Thumbwheel Down", | |
112 | .active_low = 0, | |
113 | }, | |
114 | { | |
070276d5 | 115 | .gpio = S3C2410_GPG(7), |
62065750 CW |
116 | .code = KEY_ENTER, |
117 | .desc = "Thumbwheel Press", | |
118 | .active_low = 0, | |
119 | }, | |
120 | { | |
070276d5 | 121 | .gpio = S3C2410_GPF(7), |
62065750 CW |
122 | .code = KEY_HOMEPAGE, |
123 | .desc = "Home", | |
124 | .active_low = 0, | |
125 | }, | |
126 | { | |
070276d5 | 127 | .gpio = S3C2410_GPF(6), |
62065750 CW |
128 | .code = KEY_CALENDAR, |
129 | .desc = "Calendar", | |
130 | .active_low = 0, | |
131 | }, | |
132 | { | |
070276d5 | 133 | .gpio = S3C2410_GPF(5), |
62065750 CW |
134 | .code = KEY_ADDRESSBOOK, |
135 | .desc = "Contacts", | |
136 | .active_low = 0, | |
137 | }, | |
138 | { | |
070276d5 | 139 | .gpio = S3C2410_GPF(4), |
62065750 CW |
140 | .code = KEY_MAIL, |
141 | .desc = "Mail", | |
142 | .active_low = 0, | |
143 | }, | |
144 | }; | |
145 | ||
146 | static struct gpio_keys_platform_data n30_button_data = { | |
147 | .buttons = n30_buttons, | |
148 | .nbuttons = ARRAY_SIZE(n30_buttons), | |
149 | }; | |
150 | ||
151 | static struct platform_device n30_button_device = { | |
152 | .name = "gpio-keys", | |
153 | .id = -1, | |
154 | .dev = { | |
155 | .platform_data = &n30_button_data, | |
156 | } | |
157 | }; | |
158 | ||
95790873 CW |
159 | static struct gpio_keys_button n35_buttons[] = { |
160 | { | |
070276d5 | 161 | .gpio = S3C2410_GPF(0), |
95790873 | 162 | .code = KEY_POWER, |
aeb1b7e4 | 163 | .type = EV_PWR, |
95790873 CW |
164 | .desc = "Power", |
165 | .active_low = 0, | |
aeb1b7e4 | 166 | .wakeup = 1, |
95790873 CW |
167 | }, |
168 | { | |
070276d5 | 169 | .gpio = S3C2410_GPG(9), |
95790873 CW |
170 | .code = KEY_UP, |
171 | .desc = "Joystick Up", | |
172 | .active_low = 0, | |
173 | }, | |
174 | { | |
070276d5 | 175 | .gpio = S3C2410_GPG(8), |
95790873 CW |
176 | .code = KEY_DOWN, |
177 | .desc = "Joystick Down", | |
178 | .active_low = 0, | |
179 | }, | |
180 | { | |
070276d5 | 181 | .gpio = S3C2410_GPG(6), |
95790873 CW |
182 | .code = KEY_DOWN, |
183 | .desc = "Joystick Left", | |
184 | .active_low = 0, | |
185 | }, | |
186 | { | |
070276d5 | 187 | .gpio = S3C2410_GPG(5), |
95790873 CW |
188 | .code = KEY_DOWN, |
189 | .desc = "Joystick Right", | |
190 | .active_low = 0, | |
191 | }, | |
192 | { | |
070276d5 | 193 | .gpio = S3C2410_GPG(7), |
95790873 CW |
194 | .code = KEY_ENTER, |
195 | .desc = "Joystick Press", | |
196 | .active_low = 0, | |
197 | }, | |
198 | { | |
070276d5 | 199 | .gpio = S3C2410_GPF(7), |
95790873 CW |
200 | .code = KEY_HOMEPAGE, |
201 | .desc = "Home", | |
202 | .active_low = 0, | |
203 | }, | |
204 | { | |
070276d5 | 205 | .gpio = S3C2410_GPF(6), |
95790873 CW |
206 | .code = KEY_CALENDAR, |
207 | .desc = "Calendar", | |
208 | .active_low = 0, | |
209 | }, | |
210 | { | |
070276d5 | 211 | .gpio = S3C2410_GPF(5), |
95790873 CW |
212 | .code = KEY_ADDRESSBOOK, |
213 | .desc = "Contacts", | |
214 | .active_low = 0, | |
215 | }, | |
216 | { | |
070276d5 | 217 | .gpio = S3C2410_GPF(4), |
95790873 CW |
218 | .code = KEY_MAIL, |
219 | .desc = "Mail", | |
220 | .active_low = 0, | |
221 | }, | |
222 | { | |
070276d5 | 223 | .gpio = S3C2410_GPF(3), |
95790873 CW |
224 | .code = SW_RADIO, |
225 | .desc = "GPS Antenna", | |
226 | .active_low = 0, | |
227 | }, | |
228 | { | |
070276d5 | 229 | .gpio = S3C2410_GPG(2), |
95790873 CW |
230 | .code = SW_HEADPHONE_INSERT, |
231 | .desc = "Headphone", | |
232 | .active_low = 0, | |
233 | }, | |
234 | }; | |
235 | ||
236 | static struct gpio_keys_platform_data n35_button_data = { | |
237 | .buttons = n35_buttons, | |
238 | .nbuttons = ARRAY_SIZE(n35_buttons), | |
239 | }; | |
240 | ||
241 | static struct platform_device n35_button_device = { | |
242 | .name = "gpio-keys", | |
243 | .id = -1, | |
244 | .num_resources = 0, | |
245 | .dev = { | |
246 | .platform_data = &n35_button_data, | |
247 | } | |
248 | }; | |
249 | ||
865cc639 CW |
250 | /* This is the bluetooth LED on the device. */ |
251 | static struct s3c24xx_led_platdata n30_blue_led_pdata = { | |
252 | .name = "blue_led", | |
070276d5 | 253 | .gpio = S3C2410_GPG(6), |
865cc639 CW |
254 | .def_trigger = "", |
255 | }; | |
256 | ||
25985edc | 257 | /* This is the blue LED on the device. Originally used to indicate GPS activity |
319887ee P |
258 | * by flashing. */ |
259 | static struct s3c24xx_led_platdata n35_blue_led_pdata = { | |
260 | .name = "blue_led", | |
261 | .gpio = S3C2410_GPD(8), | |
262 | .def_trigger = "", | |
263 | }; | |
264 | ||
865cc639 CW |
265 | /* This LED is driven by the battery microcontroller, and is blinking |
266 | * red, blinking green or solid green when the battery is low, | |
267 | * charging or full respectively. By driving GPD9 low, it's possible | |
268 | * to force the LED to blink red, so call that warning LED. */ | |
269 | static struct s3c24xx_led_platdata n30_warning_led_pdata = { | |
270 | .name = "warning_led", | |
271 | .flags = S3C24XX_LEDF_ACTLOW, | |
070276d5 | 272 | .gpio = S3C2410_GPD(9), |
865cc639 CW |
273 | .def_trigger = "", |
274 | }; | |
275 | ||
319887ee P |
276 | static struct s3c24xx_led_platdata n35_warning_led_pdata = { |
277 | .name = "warning_led", | |
278 | .flags = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE, | |
279 | .gpio = S3C2410_GPD(9), | |
280 | .def_trigger = "", | |
281 | }; | |
282 | ||
865cc639 CW |
283 | static struct platform_device n30_blue_led = { |
284 | .name = "s3c24xx_led", | |
285 | .id = 1, | |
286 | .dev = { | |
287 | .platform_data = &n30_blue_led_pdata, | |
288 | }, | |
289 | }; | |
290 | ||
319887ee P |
291 | static struct platform_device n35_blue_led = { |
292 | .name = "s3c24xx_led", | |
293 | .id = 1, | |
294 | .dev = { | |
295 | .platform_data = &n35_blue_led_pdata, | |
296 | }, | |
297 | }; | |
298 | ||
865cc639 CW |
299 | static struct platform_device n30_warning_led = { |
300 | .name = "s3c24xx_led", | |
301 | .id = 2, | |
302 | .dev = { | |
303 | .platform_data = &n30_warning_led_pdata, | |
304 | }, | |
305 | }; | |
306 | ||
319887ee P |
307 | static struct platform_device n35_warning_led = { |
308 | .name = "s3c24xx_led", | |
309 | .id = 2, | |
310 | .dev = { | |
311 | .platform_data = &n35_warning_led_pdata, | |
312 | }, | |
313 | }; | |
314 | ||
e43f2383 | 315 | static struct s3c2410fb_display n30_display __initdata = { |
a6755780 BD |
316 | .type = S3C2410_LCDCON1_TFT, |
317 | .width = 240, | |
318 | .height = 320, | |
319 | .pixclock = 170000, | |
320 | ||
321 | .xres = 240, | |
322 | .yres = 320, | |
323 | .bpp = 16, | |
324 | .left_margin = 3, | |
325 | .right_margin = 40, | |
326 | .hsync_len = 40, | |
327 | .upper_margin = 2, | |
328 | .lower_margin = 3, | |
329 | .vsync_len = 2, | |
e43f2383 CW |
330 | |
331 | .lcdcon5 = S3C2410_LCDCON5_INVVLINE | S3C2410_LCDCON5_INVVFRAME, | |
332 | }; | |
333 | ||
334 | static struct s3c2410fb_mach_info n30_fb_info __initdata = { | |
a6755780 BD |
335 | .displays = &n30_display, |
336 | .num_displays = 1, | |
e43f2383 | 337 | .default_display = 0, |
a6755780 | 338 | .lpcsel = 0x06, |
e43f2383 CW |
339 | }; |
340 | ||
271d3232 P |
341 | static void n30_sdi_set_power(unsigned char power_mode, unsigned short vdd) |
342 | { | |
343 | switch (power_mode) { | |
344 | case MMC_POWER_ON: | |
345 | case MMC_POWER_UP: | |
8a19ebb0 | 346 | gpio_set_value(S3C2410_GPG(4), 1); |
271d3232 P |
347 | break; |
348 | case MMC_POWER_OFF: | |
349 | default: | |
8a19ebb0 | 350 | gpio_set_value(S3C2410_GPG(4), 0); |
271d3232 P |
351 | break; |
352 | } | |
353 | } | |
354 | ||
50cdba78 P |
355 | static struct s3c24xx_mci_pdata n30_mci_cfg __initdata = { |
356 | .gpio_detect = S3C2410_GPF(1), | |
357 | .gpio_wprotect = S3C2410_GPG(10), | |
358 | .ocr_avail = MMC_VDD_32_33, | |
271d3232 | 359 | .set_power = n30_sdi_set_power, |
50cdba78 P |
360 | }; |
361 | ||
1da177e4 | 362 | static struct platform_device *n30_devices[] __initdata = { |
1da177e4 LT |
363 | &s3c_device_lcd, |
364 | &s3c_device_wdt, | |
3e1b776c | 365 | &s3c_device_i2c0, |
1da177e4 | 366 | &s3c_device_iis, |
b813248c | 367 | &s3c_device_ohci, |
8ecad349 | 368 | &s3c_device_rtc, |
1da177e4 | 369 | &s3c_device_usbgadget, |
50cdba78 | 370 | &s3c_device_sdi, |
62065750 | 371 | &n30_button_device, |
865cc639 CW |
372 | &n30_blue_led, |
373 | &n30_warning_led, | |
1da177e4 LT |
374 | }; |
375 | ||
95790873 CW |
376 | static struct platform_device *n35_devices[] __initdata = { |
377 | &s3c_device_lcd, | |
378 | &s3c_device_wdt, | |
3e1b776c | 379 | &s3c_device_i2c0, |
95790873 | 380 | &s3c_device_iis, |
8ecad349 | 381 | &s3c_device_rtc, |
95790873 | 382 | &s3c_device_usbgadget, |
50cdba78 | 383 | &s3c_device_sdi, |
95790873 | 384 | &n35_button_device, |
319887ee P |
385 | &n35_blue_led, |
386 | &n35_warning_led, | |
95790873 CW |
387 | }; |
388 | ||
7bcb7eda | 389 | static struct s3c2410_platform_i2c __initdata n30_i2ccfg = { |
1da177e4 LT |
390 | .flags = 0, |
391 | .slave_addr = 0x10, | |
c564e6ae | 392 | .frequency = 10*1000, |
1da177e4 LT |
393 | }; |
394 | ||
9a2ddb78 CW |
395 | /* Lots of hardcoded stuff, but it sets up the hardware in a useful |
396 | * state so that we can boot Linux directly from flash. */ | |
397 | static void __init n30_hwinit(void) | |
398 | { | |
399 | /* GPA0-11 special functions -- unknown what they do | |
400 | * GPA12 N30 special function -- unknown what it does | |
401 | * N35/PiN output -- unknown what it does | |
402 | * | |
403 | * A12 is nGCS1 on the N30 and an output on the N35/PiN. I | |
404 | * don't think it does anything useful on the N30, so I ought | |
405 | * to make it an output there too since it always driven to 0 | |
406 | * as far as I can tell. */ | |
407 | if (machine_is_n30()) | |
408 | __raw_writel(0x007fffff, S3C2410_GPACON); | |
409 | if (machine_is_n35()) | |
410 | __raw_writel(0x007fefff, S3C2410_GPACON); | |
411 | __raw_writel(0x00000000, S3C2410_GPADAT); | |
412 | ||
413 | /* GPB0 TOUT0 backlight level | |
414 | * GPB1 output 1=backlight on | |
415 | * GPB2 output IrDA enable 0=transceiver enabled, 1=disabled | |
416 | * GPB3 output USB D+ pull up 0=disabled, 1=enabled | |
417 | * GPB4 N30 output -- unknown function | |
418 | * N30/PiN GPS control 0=GPS enabled, 1=GPS disabled | |
419 | * GPB5 output -- unknown function | |
420 | * GPB6 input -- unknown function | |
421 | * GPB7 output -- unknown function | |
422 | * GPB8 output -- probably LCD driver enable | |
423 | * GPB9 output -- probably LCD VSYNC driver enable | |
424 | * GPB10 output -- probably LCD HSYNC driver enable | |
425 | */ | |
426 | __raw_writel(0x00154556, S3C2410_GPBCON); | |
427 | __raw_writel(0x00000750, S3C2410_GPBDAT); | |
428 | __raw_writel(0x00000073, S3C2410_GPBUP); | |
429 | ||
430 | /* GPC0 input RS232 DCD/DSR/RI | |
431 | * GPC1 LCD | |
432 | * GPC2 output RS232 DTR? | |
433 | * GPC3 input RS232 DCD/DSR/RI | |
434 | * GPC4 LCD | |
435 | * GPC5 output 0=NAND write enabled, 1=NAND write protect | |
436 | * GPC6 input -- unknown function | |
437 | * GPC7 input charger status 0=charger connected | |
438 | * this input can be triggered by power on the USB device | |
439 | * port too, but will go back to disconnected soon after. | |
440 | * GPC8 N30/N35 output -- unknown function, always driven to 1 | |
441 | * PiN input -- unknown function, always read as 1 | |
442 | * Make it an input with a pull up for all models. | |
443 | * GPC9-15 LCD | |
444 | */ | |
445 | __raw_writel(0xaaa80618, S3C2410_GPCCON); | |
446 | __raw_writel(0x0000014c, S3C2410_GPCDAT); | |
447 | __raw_writel(0x0000fef2, S3C2410_GPCUP); | |
448 | ||
449 | /* GPD0 input -- unknown function | |
450 | * GPD1-D7 LCD | |
451 | * GPD8 N30 output -- unknown function | |
452 | * N35/PiN output 1=GPS LED on | |
453 | * GPD9 output 0=power led blinks red, 1=normal power led function | |
454 | * GPD10 output -- unknown function | |
455 | * GPD11-15 LCD drivers | |
456 | */ | |
457 | __raw_writel(0xaa95aaa4, S3C2410_GPDCON); | |
458 | __raw_writel(0x00000601, S3C2410_GPDDAT); | |
459 | __raw_writel(0x0000fbfe, S3C2410_GPDUP); | |
460 | ||
461 | /* GPE0-4 I2S audio bus | |
462 | * GPE5-10 SD/MMC bus | |
463 | * E11-13 outputs -- unknown function, probably power management | |
464 | * E14-15 I2C bus connected to the battery controller | |
465 | */ | |
466 | __raw_writel(0xa56aaaaa, S3C2410_GPECON); | |
467 | __raw_writel(0x0000efc5, S3C2410_GPEDAT); | |
468 | __raw_writel(0x0000f81f, S3C2410_GPEUP); | |
469 | ||
470 | /* GPF0 input 0=power button pressed | |
471 | * GPF1 input SD/MMC switch 0=card present | |
472 | * GPF2 N30 1=reset button pressed (inverted compared to the rest) | |
473 | * N35/PiN 0=reset button pressed | |
474 | * GPF3 N30/PiN input -- unknown function | |
475 | * N35 input GPS antenna position, 0=antenna closed, 1=open | |
476 | * GPF4 input 0=button 4 pressed | |
477 | * GPF5 input 0=button 3 pressed | |
478 | * GPF6 input 0=button 2 pressed | |
479 | * GPF7 input 0=button 1 pressed | |
480 | */ | |
481 | __raw_writel(0x0000aaaa, S3C2410_GPFCON); | |
482 | __raw_writel(0x00000000, S3C2410_GPFDAT); | |
483 | __raw_writel(0x000000ff, S3C2410_GPFUP); | |
484 | ||
485 | /* GPG0 input RS232 DCD/DSR/RI | |
486 | * GPG1 input 1=USB gadget port has power from a host | |
487 | * GPG2 N30 input -- unknown function | |
488 | * N35/PiN input 0=headphones plugged in, 1=not plugged in | |
489 | * GPG3 N30 output -- unknown function | |
490 | * N35/PiN input with unknown function | |
491 | * GPG4 N30 output 0=MMC enabled, 1=MMC disabled | |
492 | * GPG5 N30 output 0=BlueTooth chip disabled, 1=enabled | |
493 | * N35/PiN input joystick right | |
494 | * GPG6 N30 output 0=blue led on, 1=off | |
495 | * N35/PiN input joystick left | |
496 | * GPG7 input 0=thumbwheel pressed | |
497 | * GPG8 input 0=thumbwheel down | |
498 | * GPG9 input 0=thumbwheel up | |
499 | * GPG10 input SD/MMC write protect switch | |
500 | * GPG11 N30 input -- unknown function | |
501 | * N35 output 0=GPS antenna powered, 1=not powered | |
502 | * PiN output -- unknown function | |
503 | * GPG12-15 touch screen functions | |
504 | * | |
505 | * The pullups differ between the models, so enable all | |
506 | * pullups that are enabled on any of the models. | |
507 | */ | |
508 | if (machine_is_n30()) | |
509 | __raw_writel(0xff0a956a, S3C2410_GPGCON); | |
510 | if (machine_is_n35()) | |
511 | __raw_writel(0xff4aa92a, S3C2410_GPGCON); | |
512 | __raw_writel(0x0000e800, S3C2410_GPGDAT); | |
513 | __raw_writel(0x0000f86f, S3C2410_GPGUP); | |
514 | ||
515 | /* GPH0/1/2/3 RS232 serial port | |
516 | * GPH4/5 IrDA serial port | |
517 | * GPH6/7 N30 BlueTooth serial port | |
518 | * N35/PiN GPS receiver | |
519 | * GPH8 input -- unknown function | |
520 | * GPH9 CLKOUT0 HCLK -- unknown use | |
521 | * GPH10 CLKOUT1 FCLK -- unknown use | |
522 | * | |
523 | * The pull ups for H6/H7 are enabled on N30 but not on the | |
524 | * N35/PiN. I suppose is useful for a budget model of the N30 | |
525 | * with no bluetooh. It doesn't hurt to have the pull ups | |
526 | * enabled on the N35, so leave them enabled for all models. | |
527 | */ | |
528 | __raw_writel(0x0028aaaa, S3C2410_GPHCON); | |
529 | __raw_writel(0x000005ef, S3C2410_GPHDAT); | |
530 | __raw_writel(0x0000063f, S3C2410_GPHUP); | |
531 | } | |
532 | ||
5fe10ab1 | 533 | static void __init n30_map_io(void) |
1da177e4 LT |
534 | { |
535 | s3c24xx_init_io(n30_iodesc, ARRAY_SIZE(n30_iodesc)); | |
9a2ddb78 | 536 | n30_hwinit(); |
1da177e4 | 537 | s3c24xx_init_uarts(n30_uartcfgs, ARRAY_SIZE(n30_uartcfgs)); |
7f78b6eb | 538 | samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4); |
1da177e4 LT |
539 | } |
540 | ||
07ee5e7c HS |
541 | static void __init n30_init_time(void) |
542 | { | |
543 | s3c2410_init_clocks(12000000); | |
544 | samsung_timer_init(); | |
545 | } | |
546 | ||
027da01d | 547 | /* GPB3 is the line that controls the pull-up for the USB D+ line */ |
1da177e4 | 548 | |
5fe10ab1 | 549 | static void __init n30_init(void) |
1da177e4 | 550 | { |
8a19ebb0 BD |
551 | WARN_ON(gpio_request(S3C2410_GPG(4), "mmc power")); |
552 | ||
e43f2383 | 553 | s3c24xx_fb_set_platdata(&n30_fb_info); |
d088e5fe | 554 | s3c24xx_udc_set_platdata(&n30_udc_cfg); |
50cdba78 | 555 | s3c24xx_mci_set_platdata(&n30_mci_cfg); |
7bcb7eda | 556 | s3c_i2c0_set_platdata(&n30_i2ccfg); |
1da177e4 | 557 | |
027da01d BD |
558 | /* Turn off suspend on both USB ports, and switch the |
559 | * selectable USB port to USB device mode. */ | |
560 | ||
561 | s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST | | |
562 | S3C2410_MISCCR_USBSUSPND0 | | |
563 | S3C2410_MISCCR_USBSUSPND1, 0x0); | |
57e5171c | 564 | |
95790873 CW |
565 | if (machine_is_n30()) { |
566 | /* Turn off suspend on both USB ports, and switch the | |
567 | * selectable USB port to USB device mode. */ | |
568 | s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST | | |
569 | S3C2410_MISCCR_USBSUSPND0 | | |
570 | S3C2410_MISCCR_USBSUSPND1, 0x0); | |
571 | ||
572 | platform_add_devices(n30_devices, ARRAY_SIZE(n30_devices)); | |
573 | } | |
574 | ||
575 | if (machine_is_n35()) { | |
576 | /* Turn off suspend and switch the selectable USB port | |
577 | * to USB device mode. Turn on suspend for the host | |
578 | * port since it is not connected on the N35. | |
579 | * | |
580 | * Actually, the host port is available at some pads | |
581 | * on the back of the device, so it would actually be | |
582 | * possible to add a USB device inside the N35 if you | |
583 | * are willing to do some hardware modifications. */ | |
584 | s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST | | |
585 | S3C2410_MISCCR_USBSUSPND0 | | |
586 | S3C2410_MISCCR_USBSUSPND1, | |
be7c4cf6 | 587 | S3C2410_MISCCR_USBSUSPND0); |
95790873 CW |
588 | |
589 | platform_add_devices(n35_devices, ARRAY_SIZE(n35_devices)); | |
590 | } | |
1da177e4 LT |
591 | } |
592 | ||
593 | MACHINE_START(N30, "Acer-N30") | |
027da01d BD |
594 | /* Maintainer: Christer Weinigel <christer@weinigel.se>, |
595 | Ben Dooks <ben-linux@fluff.org> | |
596 | */ | |
69d50710 | 597 | .atag_offset = 0x100, |
07ee5e7c | 598 | .init_time = n30_init_time, |
1da177e4 | 599 | .init_machine = n30_init, |
f182aa1d | 600 | .init_irq = s3c2410_init_irq, |
1da177e4 LT |
601 | .map_io = n30_map_io, |
602 | MACHINE_END | |
95790873 CW |
603 | |
604 | MACHINE_START(N35, "Acer-N35") | |
605 | /* Maintainer: Christer Weinigel <christer@weinigel.se> | |
606 | */ | |
69d50710 | 607 | .atag_offset = 0x100, |
07ee5e7c | 608 | .init_time = n30_init_time, |
95790873 | 609 | .init_machine = n30_init, |
f182aa1d | 610 | .init_irq = s3c2410_init_irq, |
95790873 CW |
611 | .map_io = n30_map_io, |
612 | MACHINE_END |