diff options
author | Bryan Wu <cooloney@kernel.org> | 2008-08-26 22:51:02 -0400 |
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committer | Bryan Wu <cooloney@kernel.org> | 2008-08-26 22:51:02 -0400 |
commit | 639f6571458948b5112be2cf00c0c2c04db2897d (patch) | |
tree | a4dd7af33d0e92c935ba1e904f6fb7e923ac825e /arch/blackfin/include/asm/gpio.h | |
parent | 3d9b7a5ce534f3963afcf8f4777267e5899fe007 (diff) |
Blackfin arch: move include/asm-blackfin header files to arch/blackfin
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin/include/asm/gpio.h')
-rw-r--r-- | arch/blackfin/include/asm/gpio.h | 456 |
1 files changed, 456 insertions, 0 deletions
diff --git a/arch/blackfin/include/asm/gpio.h b/arch/blackfin/include/asm/gpio.h new file mode 100644 index 000000000000..ad33ac271fd9 --- /dev/null +++ b/arch/blackfin/include/asm/gpio.h | |||
@@ -0,0 +1,456 @@ | |||
1 | /* | ||
2 | * File: arch/blackfin/kernel/bfin_gpio.h | ||
3 | * Based on: | ||
4 | * Author: Michael Hennerich (hennerich@blackfin.uclinux.org) | ||
5 | * | ||
6 | * Created: | ||
7 | * Description: | ||
8 | * | ||
9 | * Modified: | ||
10 | * Copyright 2004-2008 Analog Devices Inc. | ||
11 | * | ||
12 | * Bugs: Enter bugs at http://blackfin.uclinux.org/ | ||
13 | * | ||
14 | * This program is free software; you can redistribute it and/or modify | ||
15 | * it under the terms of the GNU General Public License as published by | ||
16 | * the Free Software Foundation; either version 2 of the License, or | ||
17 | * (at your option) any later version. | ||
18 | * | ||
19 | * This program is distributed in the hope that it will be useful, | ||
20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
22 | * GNU General Public License for more details. | ||
23 | * | ||
24 | * You should have received a copy of the GNU General Public License | ||
25 | * along with this program; if not, see the file COPYING, or write | ||
26 | * to the Free Software Foundation, Inc., | ||
27 | * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
28 | */ | ||
29 | |||
30 | /* | ||
31 | * Number BF537/6/4 BF561 BF533/2/1 | ||
32 | * BF527/5/2 | ||
33 | * | ||
34 | * GPIO_0 PF0 PF0 PF0 | ||
35 | * GPIO_1 PF1 PF1 PF1 | ||
36 | * GPIO_2 PF2 PF2 PF2 | ||
37 | * GPIO_3 PF3 PF3 PF3 | ||
38 | * GPIO_4 PF4 PF4 PF4 | ||
39 | * GPIO_5 PF5 PF5 PF5 | ||
40 | * GPIO_6 PF6 PF6 PF6 | ||
41 | * GPIO_7 PF7 PF7 PF7 | ||
42 | * GPIO_8 PF8 PF8 PF8 | ||
43 | * GPIO_9 PF9 PF9 PF9 | ||
44 | * GPIO_10 PF10 PF10 PF10 | ||
45 | * GPIO_11 PF11 PF11 PF11 | ||
46 | * GPIO_12 PF12 PF12 PF12 | ||
47 | * GPIO_13 PF13 PF13 PF13 | ||
48 | * GPIO_14 PF14 PF14 PF14 | ||
49 | * GPIO_15 PF15 PF15 PF15 | ||
50 | * GPIO_16 PG0 PF16 | ||
51 | * GPIO_17 PG1 PF17 | ||
52 | * GPIO_18 PG2 PF18 | ||
53 | * GPIO_19 PG3 PF19 | ||
54 | * GPIO_20 PG4 PF20 | ||
55 | * GPIO_21 PG5 PF21 | ||
56 | * GPIO_22 PG6 PF22 | ||
57 | * GPIO_23 PG7 PF23 | ||
58 | * GPIO_24 PG8 PF24 | ||
59 | * GPIO_25 PG9 PF25 | ||
60 | * GPIO_26 PG10 PF26 | ||
61 | * GPIO_27 PG11 PF27 | ||
62 | * GPIO_28 PG12 PF28 | ||
63 | * GPIO_29 PG13 PF29 | ||
64 | * GPIO_30 PG14 PF30 | ||
65 | * GPIO_31 PG15 PF31 | ||
66 | * GPIO_32 PH0 PF32 | ||
67 | * GPIO_33 PH1 PF33 | ||
68 | * GPIO_34 PH2 PF34 | ||
69 | * GPIO_35 PH3 PF35 | ||
70 | * GPIO_36 PH4 PF36 | ||
71 | * GPIO_37 PH5 PF37 | ||
72 | * GPIO_38 PH6 PF38 | ||
73 | * GPIO_39 PH7 PF39 | ||
74 | * GPIO_40 PH8 PF40 | ||
75 | * GPIO_41 PH9 PF41 | ||
76 | * GPIO_42 PH10 PF42 | ||
77 | * GPIO_43 PH11 PF43 | ||
78 | * GPIO_44 PH12 PF44 | ||
79 | * GPIO_45 PH13 PF45 | ||
80 | * GPIO_46 PH14 PF46 | ||
81 | * GPIO_47 PH15 PF47 | ||
82 | */ | ||
83 | |||
84 | #ifndef __ARCH_BLACKFIN_GPIO_H__ | ||
85 | #define __ARCH_BLACKFIN_GPIO_H__ | ||
86 | |||
87 | #define gpio_bank(x) ((x) >> 4) | ||
88 | #define gpio_bit(x) (1<<((x) & 0xF)) | ||
89 | #define gpio_sub_n(x) ((x) & 0xF) | ||
90 | |||
91 | #define GPIO_BANKSIZE 16 | ||
92 | |||
93 | #define GPIO_0 0 | ||
94 | #define GPIO_1 1 | ||
95 | #define GPIO_2 2 | ||
96 | #define GPIO_3 3 | ||
97 | #define GPIO_4 4 | ||
98 | #define GPIO_5 5 | ||
99 | #define GPIO_6 6 | ||
100 | #define GPIO_7 7 | ||
101 | #define GPIO_8 8 | ||
102 | #define GPIO_9 9 | ||
103 | #define GPIO_10 10 | ||
104 | #define GPIO_11 11 | ||
105 | #define GPIO_12 12 | ||
106 | #define GPIO_13 13 | ||
107 | #define GPIO_14 14 | ||
108 | #define GPIO_15 15 | ||
109 | #define GPIO_16 16 | ||
110 | #define GPIO_17 17 | ||
111 | #define GPIO_18 18 | ||
112 | #define GPIO_19 19 | ||
113 | #define GPIO_20 20 | ||
114 | #define GPIO_21 21 | ||
115 | #define GPIO_22 22 | ||
116 | #define GPIO_23 23 | ||
117 | #define GPIO_24 24 | ||
118 | #define GPIO_25 25 | ||
119 | #define GPIO_26 26 | ||
120 | #define GPIO_27 27 | ||
121 | #define GPIO_28 28 | ||
122 | #define GPIO_29 29 | ||
123 | #define GPIO_30 30 | ||
124 | #define GPIO_31 31 | ||
125 | #define GPIO_32 32 | ||
126 | #define GPIO_33 33 | ||
127 | #define GPIO_34 34 | ||
128 | #define GPIO_35 35 | ||
129 | #define GPIO_36 36 | ||
130 | #define GPIO_37 37 | ||
131 | #define GPIO_38 38 | ||
132 | #define GPIO_39 39 | ||
133 | #define GPIO_40 40 | ||
134 | #define GPIO_41 41 | ||
135 | #define GPIO_42 42 | ||
136 | #define GPIO_43 43 | ||
137 | #define GPIO_44 44 | ||
138 | #define GPIO_45 45 | ||
139 | #define GPIO_46 46 | ||
140 | #define GPIO_47 47 | ||
141 | |||
142 | |||
143 | #define PERIPHERAL_USAGE 1 | ||
144 | #define GPIO_USAGE 0 | ||
145 | |||
146 | #ifdef BF533_FAMILY | ||
147 | #define MAX_BLACKFIN_GPIOS 16 | ||
148 | |||
149 | #define GPIO_PF0 0 | ||
150 | #define GPIO_PF1 1 | ||
151 | #define GPIO_PF2 2 | ||
152 | #define GPIO_PF3 3 | ||
153 | #define GPIO_PF4 4 | ||
154 | #define GPIO_PF5 5 | ||
155 | #define GPIO_PF6 6 | ||
156 | #define GPIO_PF7 7 | ||
157 | #define GPIO_PF8 8 | ||
158 | #define GPIO_PF9 9 | ||
159 | #define GPIO_PF10 10 | ||
160 | #define GPIO_PF11 11 | ||
161 | #define GPIO_PF12 12 | ||
162 | #define GPIO_PF13 13 | ||
163 | #define GPIO_PF14 14 | ||
164 | #define GPIO_PF15 15 | ||
165 | |||
166 | #endif | ||
167 | |||
168 | #if defined(BF527_FAMILY) || defined(BF537_FAMILY) | ||
169 | #define MAX_BLACKFIN_GPIOS 48 | ||
170 | |||
171 | #define GPIO_PF0 0 | ||
172 | #define GPIO_PF1 1 | ||
173 | #define GPIO_PF2 2 | ||
174 | #define GPIO_PF3 3 | ||
175 | #define GPIO_PF4 4 | ||
176 | #define GPIO_PF5 5 | ||
177 | #define GPIO_PF6 6 | ||
178 | #define GPIO_PF7 7 | ||
179 | #define GPIO_PF8 8 | ||
180 | #define GPIO_PF9 9 | ||
181 | #define GPIO_PF10 10 | ||
182 | #define GPIO_PF11 11 | ||
183 | #define GPIO_PF12 12 | ||
184 | #define GPIO_PF13 13 | ||
185 | #define GPIO_PF14 14 | ||
186 | #define GPIO_PF15 15 | ||
187 | #define GPIO_PG0 16 | ||
188 | #define GPIO_PG1 17 | ||
189 | #define GPIO_PG2 18 | ||
190 | #define GPIO_PG3 19 | ||
191 | #define GPIO_PG4 20 | ||
192 | #define GPIO_PG5 21 | ||
193 | #define GPIO_PG6 22 | ||
194 | #define GPIO_PG7 23 | ||
195 | #define GPIO_PG8 24 | ||
196 | #define GPIO_PG9 25 | ||
197 | #define GPIO_PG10 26 | ||
198 | #define GPIO_PG11 27 | ||
199 | #define GPIO_PG12 28 | ||
200 | #define GPIO_PG13 29 | ||
201 | #define GPIO_PG14 30 | ||
202 | #define GPIO_PG15 31 | ||
203 | #define GPIO_PH0 32 | ||
204 | #define GPIO_PH1 33 | ||
205 | #define GPIO_PH2 34 | ||
206 | #define GPIO_PH3 35 | ||
207 | #define GPIO_PH4 36 | ||
208 | #define GPIO_PH5 37 | ||
209 | #define GPIO_PH6 38 | ||
210 | #define GPIO_PH7 39 | ||
211 | #define GPIO_PH8 40 | ||
212 | #define GPIO_PH9 41 | ||
213 | #define GPIO_PH10 42 | ||
214 | #define GPIO_PH11 43 | ||
215 | #define GPIO_PH12 44 | ||
216 | #define GPIO_PH13 45 | ||
217 | #define GPIO_PH14 46 | ||
218 | #define GPIO_PH15 47 | ||
219 | |||
220 | #define PORT_F GPIO_PF0 | ||
221 | #define PORT_G GPIO_PG0 | ||
222 | #define PORT_H GPIO_PH0 | ||
223 | |||
224 | #endif | ||
225 | |||
226 | #ifdef BF548_FAMILY | ||
227 | #include <mach/gpio.h> | ||
228 | #endif | ||
229 | |||
230 | #ifdef BF561_FAMILY | ||
231 | #define MAX_BLACKFIN_GPIOS 48 | ||
232 | |||
233 | #define GPIO_PF0 0 | ||
234 | #define GPIO_PF1 1 | ||
235 | #define GPIO_PF2 2 | ||
236 | #define GPIO_PF3 3 | ||
237 | #define GPIO_PF4 4 | ||
238 | #define GPIO_PF5 5 | ||
239 | #define GPIO_PF6 6 | ||
240 | #define GPIO_PF7 7 | ||
241 | #define GPIO_PF8 8 | ||
242 | #define GPIO_PF9 9 | ||
243 | #define GPIO_PF10 10 | ||
244 | #define GPIO_PF11 11 | ||
245 | #define GPIO_PF12 12 | ||
246 | #define GPIO_PF13 13 | ||
247 | #define GPIO_PF14 14 | ||
248 | #define GPIO_PF15 15 | ||
249 | #define GPIO_PF16 16 | ||
250 | #define GPIO_PF17 17 | ||
251 | #define GPIO_PF18 18 | ||
252 | #define GPIO_PF19 19 | ||
253 | #define GPIO_PF20 20 | ||
254 | #define GPIO_PF21 21 | ||
255 | #define GPIO_PF22 22 | ||
256 | #define GPIO_PF23 23 | ||
257 | #define GPIO_PF24 24 | ||
258 | #define GPIO_PF25 25 | ||
259 | #define GPIO_PF26 26 | ||
260 | #define GPIO_PF27 27 | ||
261 | #define GPIO_PF28 28 | ||
262 | #define GPIO_PF29 29 | ||
263 | #define GPIO_PF30 30 | ||
264 | #define GPIO_PF31 31 | ||
265 | #define GPIO_PF32 32 | ||
266 | #define GPIO_PF33 33 | ||
267 | #define GPIO_PF34 34 | ||
268 | #define GPIO_PF35 35 | ||
269 | #define GPIO_PF36 36 | ||
270 | #define GPIO_PF37 37 | ||
271 | #define GPIO_PF38 38 | ||
272 | #define GPIO_PF39 39 | ||
273 | #define GPIO_PF40 40 | ||
274 | #define GPIO_PF41 41 | ||
275 | #define GPIO_PF42 42 | ||
276 | #define GPIO_PF43 43 | ||
277 | #define GPIO_PF44 44 | ||
278 | #define GPIO_PF45 45 | ||
279 | #define GPIO_PF46 46 | ||
280 | #define GPIO_PF47 47 | ||
281 | |||
282 | #define PORT_FIO0 GPIO_0 | ||
283 | #define PORT_FIO1 GPIO_16 | ||
284 | #define PORT_FIO2 GPIO_32 | ||
285 | #endif | ||
286 | |||
287 | #ifndef __ASSEMBLY__ | ||
288 | |||
289 | /*********************************************************** | ||
290 | * | ||
291 | * FUNCTIONS: Blackfin General Purpose Ports Access Functions | ||
292 | * | ||
293 | * INPUTS/OUTPUTS: | ||
294 | * gpio - GPIO Number between 0 and MAX_BLACKFIN_GPIOS | ||
295 | * | ||
296 | * | ||
297 | * DESCRIPTION: These functions abstract direct register access | ||
298 | * to Blackfin processor General Purpose | ||
299 | * Ports Regsiters | ||
300 | * | ||
301 | * CAUTION: These functions do not belong to the GPIO Driver API | ||
302 | ************************************************************* | ||
303 | * MODIFICATION HISTORY : | ||
304 | **************************************************************/ | ||
305 | |||
306 | #ifndef BF548_FAMILY | ||
307 | void set_gpio_dir(unsigned, unsigned short); | ||
308 | void set_gpio_inen(unsigned, unsigned short); | ||
309 | void set_gpio_polar(unsigned, unsigned short); | ||
310 | void set_gpio_edge(unsigned, unsigned short); | ||
311 | void set_gpio_both(unsigned, unsigned short); | ||
312 | void set_gpio_data(unsigned, unsigned short); | ||
313 | void set_gpio_maska(unsigned, unsigned short); | ||
314 | void set_gpio_maskb(unsigned, unsigned short); | ||
315 | void set_gpio_toggle(unsigned); | ||
316 | void set_gpiop_dir(unsigned, unsigned short); | ||
317 | void set_gpiop_inen(unsigned, unsigned short); | ||
318 | void set_gpiop_polar(unsigned, unsigned short); | ||
319 | void set_gpiop_edge(unsigned, unsigned short); | ||
320 | void set_gpiop_both(unsigned, unsigned short); | ||
321 | void set_gpiop_data(unsigned, unsigned short); | ||
322 | void set_gpiop_maska(unsigned, unsigned short); | ||
323 | void set_gpiop_maskb(unsigned, unsigned short); | ||
324 | unsigned short get_gpio_dir(unsigned); | ||
325 | unsigned short get_gpio_inen(unsigned); | ||
326 | unsigned short get_gpio_polar(unsigned); | ||
327 | unsigned short get_gpio_edge(unsigned); | ||
328 | unsigned short get_gpio_both(unsigned); | ||
329 | unsigned short get_gpio_maska(unsigned); | ||
330 | unsigned short get_gpio_maskb(unsigned); | ||
331 | unsigned short get_gpio_data(unsigned); | ||
332 | unsigned short get_gpiop_dir(unsigned); | ||
333 | unsigned short get_gpiop_inen(unsigned); | ||
334 | unsigned short get_gpiop_polar(unsigned); | ||
335 | unsigned short get_gpiop_edge(unsigned); | ||
336 | unsigned short get_gpiop_both(unsigned); | ||
337 | unsigned short get_gpiop_maska(unsigned); | ||
338 | unsigned short get_gpiop_maskb(unsigned); | ||
339 | unsigned short get_gpiop_data(unsigned); | ||
340 | |||
341 | struct gpio_port_t { | ||
342 | unsigned short data; | ||
343 | unsigned short dummy1; | ||
344 | unsigned short data_clear; | ||
345 | unsigned short dummy2; | ||
346 | unsigned short data_set; | ||
347 | unsigned short dummy3; | ||
348 | unsigned short toggle; | ||
349 | unsigned short dummy4; | ||
350 | unsigned short maska; | ||
351 | unsigned short dummy5; | ||
352 | unsigned short maska_clear; | ||
353 | unsigned short dummy6; | ||
354 | unsigned short maska_set; | ||
355 | unsigned short dummy7; | ||
356 | unsigned short maska_toggle; | ||
357 | unsigned short dummy8; | ||
358 | unsigned short maskb; | ||
359 | unsigned short dummy9; | ||
360 | unsigned short maskb_clear; | ||
361 | unsigned short dummy10; | ||
362 | unsigned short maskb_set; | ||
363 | unsigned short dummy11; | ||
364 | unsigned short maskb_toggle; | ||
365 | unsigned short dummy12; | ||
366 | unsigned short dir; | ||
367 | unsigned short dummy13; | ||
368 | unsigned short polar; | ||
369 | unsigned short dummy14; | ||
370 | unsigned short edge; | ||
371 | unsigned short dummy15; | ||
372 | unsigned short both; | ||
373 | unsigned short dummy16; | ||
374 | unsigned short inen; | ||
375 | }; | ||
376 | #endif | ||
377 | |||
378 | #ifdef CONFIG_PM | ||
379 | |||
380 | unsigned int bfin_pm_standby_setup(void); | ||
381 | void bfin_pm_standby_restore(void); | ||
382 | |||
383 | void bfin_gpio_pm_hibernate_restore(void); | ||
384 | void bfin_gpio_pm_hibernate_suspend(void); | ||
385 | |||
386 | #ifndef CONFIG_BF54x | ||
387 | #define PM_WAKE_RISING 0x1 | ||
388 | #define PM_WAKE_FALLING 0x2 | ||
389 | #define PM_WAKE_HIGH 0x4 | ||
390 | #define PM_WAKE_LOW 0x8 | ||
391 | #define PM_WAKE_BOTH_EDGES (PM_WAKE_RISING | PM_WAKE_FALLING) | ||
392 | #define PM_WAKE_IGNORE 0xF0 | ||
393 | |||
394 | int gpio_pm_wakeup_request(unsigned gpio, unsigned char type); | ||
395 | void gpio_pm_wakeup_free(unsigned gpio); | ||
396 | |||
397 | struct gpio_port_s { | ||
398 | unsigned short data; | ||
399 | unsigned short maska; | ||
400 | unsigned short maskb; | ||
401 | unsigned short dir; | ||
402 | unsigned short polar; | ||
403 | unsigned short edge; | ||
404 | unsigned short both; | ||
405 | unsigned short inen; | ||
406 | |||
407 | unsigned short fer; | ||
408 | unsigned short reserved; | ||
409 | unsigned short mux; | ||
410 | }; | ||
411 | #endif /*CONFIG_BF54x*/ | ||
412 | #endif /*CONFIG_PM*/ | ||
413 | /*********************************************************** | ||
414 | * | ||
415 | * FUNCTIONS: Blackfin GPIO Driver | ||
416 | * | ||
417 | * INPUTS/OUTPUTS: | ||
418 | * gpio - GPIO Number between 0 and MAX_BLACKFIN_GPIOS | ||
419 | * | ||
420 | * | ||
421 | * DESCRIPTION: Blackfin GPIO Driver API | ||
422 | * | ||
423 | * CAUTION: | ||
424 | ************************************************************* | ||
425 | * MODIFICATION HISTORY : | ||
426 | **************************************************************/ | ||
427 | |||
428 | int gpio_request(unsigned, const char *); | ||
429 | void gpio_free(unsigned); | ||
430 | |||
431 | void gpio_set_value(unsigned gpio, int arg); | ||
432 | int gpio_get_value(unsigned gpio); | ||
433 | |||
434 | #ifndef BF548_FAMILY | ||
435 | #define gpio_set_value(gpio, value) set_gpio_data(gpio, value) | ||
436 | #endif | ||
437 | |||
438 | int gpio_direction_input(unsigned gpio); | ||
439 | int gpio_direction_output(unsigned gpio, int value); | ||
440 | |||
441 | #include <asm-generic/gpio.h> /* cansleep wrappers */ | ||
442 | #include <asm/irq.h> | ||
443 | |||
444 | static inline int gpio_to_irq(unsigned gpio) | ||
445 | { | ||
446 | return (gpio + GPIO_IRQ_BASE); | ||
447 | } | ||
448 | |||
449 | static inline int irq_to_gpio(unsigned irq) | ||
450 | { | ||
451 | return (irq - GPIO_IRQ_BASE); | ||
452 | } | ||
453 | |||
454 | #endif /* __ASSEMBLY__ */ | ||
455 | |||
456 | #endif /* __ARCH_BLACKFIN_GPIO_H__ */ | ||