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Version: [ 2.6.11.8 ] [ 2.6.25 ] [ 2.6.25.8 ] [ 2.6.31.13 ] Architecture: [ i386 ]
  1 /*
  2  * arch/arm/mach-at91/include/mach/gpio.h
  3  *
  4  *  Copyright (C) 2005 HP Labs
  5  *
  6  * This program is free software; you can redistribute it and/or modify
  7  * it under the terms of the GNU General Public License as published by
  8  * the Free Software Foundation; either version 2 of the License, or
  9  * (at your option) any later version.
 10  *
 11  */
 12 
 13 #ifndef __ASM_ARCH_AT91RM9200_GPIO_H
 14 #define __ASM_ARCH_AT91RM9200_GPIO_H
 15 
 16 #include <linux/kernel.h>
 17 #include <asm/irq.h>
 18 
 19 #define PIN_BASE                NR_AIC_IRQS
 20 
 21 #define MAX_GPIO_BANKS          5
 22 
 23 /* these pin numbers double as IRQ numbers, like AT91xxx_ID_* values */
 24 
 25 #define AT91_PIN_PA0    (PIN_BASE + 0x00 + 0)
 26 #define AT91_PIN_PA1    (PIN_BASE + 0x00 + 1)
 27 #define AT91_PIN_PA2    (PIN_BASE + 0x00 + 2)
 28 #define AT91_PIN_PA3    (PIN_BASE + 0x00 + 3)
 29 #define AT91_PIN_PA4    (PIN_BASE + 0x00 + 4)
 30 #define AT91_PIN_PA5    (PIN_BASE + 0x00 + 5)
 31 #define AT91_PIN_PA6    (PIN_BASE + 0x00 + 6)
 32 #define AT91_PIN_PA7    (PIN_BASE + 0x00 + 7)
 33 #define AT91_PIN_PA8    (PIN_BASE + 0x00 + 8)
 34 #define AT91_PIN_PA9    (PIN_BASE + 0x00 + 9)
 35 #define AT91_PIN_PA10   (PIN_BASE + 0x00 + 10)
 36 #define AT91_PIN_PA11   (PIN_BASE + 0x00 + 11)
 37 #define AT91_PIN_PA12   (PIN_BASE + 0x00 + 12)
 38 #define AT91_PIN_PA13   (PIN_BASE + 0x00 + 13)
 39 #define AT91_PIN_PA14   (PIN_BASE + 0x00 + 14)
 40 #define AT91_PIN_PA15   (PIN_BASE + 0x00 + 15)
 41 #define AT91_PIN_PA16   (PIN_BASE + 0x00 + 16)
 42 #define AT91_PIN_PA17   (PIN_BASE + 0x00 + 17)
 43 #define AT91_PIN_PA18   (PIN_BASE + 0x00 + 18)
 44 #define AT91_PIN_PA19   (PIN_BASE + 0x00 + 19)
 45 #define AT91_PIN_PA20   (PIN_BASE + 0x00 + 20)
 46 #define AT91_PIN_PA21   (PIN_BASE + 0x00 + 21)
 47 #define AT91_PIN_PA22   (PIN_BASE + 0x00 + 22)
 48 #define AT91_PIN_PA23   (PIN_BASE + 0x00 + 23)
 49 #define AT91_PIN_PA24   (PIN_BASE + 0x00 + 24)
 50 #define AT91_PIN_PA25   (PIN_BASE + 0x00 + 25)
 51 #define AT91_PIN_PA26   (PIN_BASE + 0x00 + 26)
 52 #define AT91_PIN_PA27   (PIN_BASE + 0x00 + 27)
 53 #define AT91_PIN_PA28   (PIN_BASE + 0x00 + 28)
 54 #define AT91_PIN_PA29   (PIN_BASE + 0x00 + 29)
 55 #define AT91_PIN_PA30   (PIN_BASE + 0x00 + 30)
 56 #define AT91_PIN_PA31   (PIN_BASE + 0x00 + 31)
 57 
 58 #define AT91_PIN_PB0    (PIN_BASE + 0x20 + 0)
 59 #define AT91_PIN_PB1    (PIN_BASE + 0x20 + 1)
 60 #define AT91_PIN_PB2    (PIN_BASE + 0x20 + 2)
 61 #define AT91_PIN_PB3    (PIN_BASE + 0x20 + 3)
 62 #define AT91_PIN_PB4    (PIN_BASE + 0x20 + 4)
 63 #define AT91_PIN_PB5    (PIN_BASE + 0x20 + 5)
 64 #define AT91_PIN_PB6    (PIN_BASE + 0x20 + 6)
 65 #define AT91_PIN_PB7    (PIN_BASE + 0x20 + 7)
 66 #define AT91_PIN_PB8    (PIN_BASE + 0x20 + 8)
 67 #define AT91_PIN_PB9    (PIN_BASE + 0x20 + 9)
 68 #define AT91_PIN_PB10   (PIN_BASE + 0x20 + 10)
 69 #define AT91_PIN_PB11   (PIN_BASE + 0x20 + 11)
 70 #define AT91_PIN_PB12   (PIN_BASE + 0x20 + 12)
 71 #define AT91_PIN_PB13   (PIN_BASE + 0x20 + 13)
 72 #define AT91_PIN_PB14   (PIN_BASE + 0x20 + 14)
 73 #define AT91_PIN_PB15   (PIN_BASE + 0x20 + 15)
 74 #define AT91_PIN_PB16   (PIN_BASE + 0x20 + 16)
 75 #define AT91_PIN_PB17   (PIN_BASE + 0x20 + 17)
 76 #define AT91_PIN_PB18   (PIN_BASE + 0x20 + 18)
 77 #define AT91_PIN_PB19   (PIN_BASE + 0x20 + 19)
 78 #define AT91_PIN_PB20   (PIN_BASE + 0x20 + 20)
 79 #define AT91_PIN_PB21   (PIN_BASE + 0x20 + 21)
 80 #define AT91_PIN_PB22   (PIN_BASE + 0x20 + 22)
 81 #define AT91_PIN_PB23   (PIN_BASE + 0x20 + 23)
 82 #define AT91_PIN_PB24   (PIN_BASE + 0x20 + 24)
 83 #define AT91_PIN_PB25   (PIN_BASE + 0x20 + 25)
 84 #define AT91_PIN_PB26   (PIN_BASE + 0x20 + 26)
 85 #define AT91_PIN_PB27   (PIN_BASE + 0x20 + 27)
 86 #define AT91_PIN_PB28   (PIN_BASE + 0x20 + 28)
 87 #define AT91_PIN_PB29   (PIN_BASE + 0x20 + 29)
 88 #define AT91_PIN_PB30   (PIN_BASE + 0x20 + 30)
 89 #define AT91_PIN_PB31   (PIN_BASE + 0x20 + 31)
 90 
 91 #define AT91_PIN_PC0    (PIN_BASE + 0x40 + 0)
 92 #define AT91_PIN_PC1    (PIN_BASE + 0x40 + 1)
 93 #define AT91_PIN_PC2    (PIN_BASE + 0x40 + 2)
 94 #define AT91_PIN_PC3    (PIN_BASE + 0x40 + 3)
 95 #define AT91_PIN_PC4    (PIN_BASE + 0x40 + 4)
 96 #define AT91_PIN_PC5    (PIN_BASE + 0x40 + 5)
 97 #define AT91_PIN_PC6    (PIN_BASE + 0x40 + 6)
 98 #define AT91_PIN_PC7    (PIN_BASE + 0x40 + 7)
 99 #define AT91_PIN_PC8    (PIN_BASE + 0x40 + 8)
100 #define AT91_PIN_PC9    (PIN_BASE + 0x40 + 9)
101 #define AT91_PIN_PC10   (PIN_BASE + 0x40 + 10)
102 #define AT91_PIN_PC11   (PIN_BASE + 0x40 + 11)
103 #define AT91_PIN_PC12   (PIN_BASE + 0x40 + 12)
104 #define AT91_PIN_PC13   (PIN_BASE + 0x40 + 13)
105 #define AT91_PIN_PC14   (PIN_BASE + 0x40 + 14)
106 #define AT91_PIN_PC15   (PIN_BASE + 0x40 + 15)
107 #define AT91_PIN_PC16   (PIN_BASE + 0x40 + 16)
108 #define AT91_PIN_PC17   (PIN_BASE + 0x40 + 17)
109 #define AT91_PIN_PC18   (PIN_BASE + 0x40 + 18)
110 #define AT91_PIN_PC19   (PIN_BASE + 0x40 + 19)
111 #define AT91_PIN_PC20   (PIN_BASE + 0x40 + 20)
112 #define AT91_PIN_PC21   (PIN_BASE + 0x40 + 21)
113 #define AT91_PIN_PC22   (PIN_BASE + 0x40 + 22)
114 #define AT91_PIN_PC23   (PIN_BASE + 0x40 + 23)
115 #define AT91_PIN_PC24   (PIN_BASE + 0x40 + 24)
116 #define AT91_PIN_PC25   (PIN_BASE + 0x40 + 25)
117 #define AT91_PIN_PC26   (PIN_BASE + 0x40 + 26)
118 #define AT91_PIN_PC27   (PIN_BASE + 0x40 + 27)
119 #define AT91_PIN_PC28   (PIN_BASE + 0x40 + 28)
120 #define AT91_PIN_PC29   (PIN_BASE + 0x40 + 29)
121 #define AT91_PIN_PC30   (PIN_BASE + 0x40 + 30)
122 #define AT91_PIN_PC31   (PIN_BASE + 0x40 + 31)
123 
124 #define AT91_PIN_PD0    (PIN_BASE + 0x60 + 0)
125 #define AT91_PIN_PD1    (PIN_BASE + 0x60 + 1)
126 #define AT91_PIN_PD2    (PIN_BASE + 0x60 + 2)
127 #define AT91_PIN_PD3    (PIN_BASE + 0x60 + 3)
128 #define AT91_PIN_PD4    (PIN_BASE + 0x60 + 4)
129 #define AT91_PIN_PD5    (PIN_BASE + 0x60 + 5)
130 #define AT91_PIN_PD6    (PIN_BASE + 0x60 + 6)
131 #define AT91_PIN_PD7    (PIN_BASE + 0x60 + 7)
132 #define AT91_PIN_PD8    (PIN_BASE + 0x60 + 8)
133 #define AT91_PIN_PD9    (PIN_BASE + 0x60 + 9)
134 #define AT91_PIN_PD10   (PIN_BASE + 0x60 + 10)
135 #define AT91_PIN_PD11   (PIN_BASE + 0x60 + 11)
136 #define AT91_PIN_PD12   (PIN_BASE + 0x60 + 12)
137 #define AT91_PIN_PD13   (PIN_BASE + 0x60 + 13)
138 #define AT91_PIN_PD14   (PIN_BASE + 0x60 + 14)
139 #define AT91_PIN_PD15   (PIN_BASE + 0x60 + 15)
140 #define AT91_PIN_PD16   (PIN_BASE + 0x60 + 16)
141 #define AT91_PIN_PD17   (PIN_BASE + 0x60 + 17)
142 #define AT91_PIN_PD18   (PIN_BASE + 0x60 + 18)
143 #define AT91_PIN_PD19   (PIN_BASE + 0x60 + 19)
144 #define AT91_PIN_PD20   (PIN_BASE + 0x60 + 20)
145 #define AT91_PIN_PD21   (PIN_BASE + 0x60 + 21)
146 #define AT91_PIN_PD22   (PIN_BASE + 0x60 + 22)
147 #define AT91_PIN_PD23   (PIN_BASE + 0x60 + 23)
148 #define AT91_PIN_PD24   (PIN_BASE + 0x60 + 24)
149 #define AT91_PIN_PD25   (PIN_BASE + 0x60 + 25)
150 #define AT91_PIN_PD26   (PIN_BASE + 0x60 + 26)
151 #define AT91_PIN_PD27   (PIN_BASE + 0x60 + 27)
152 #define AT91_PIN_PD28   (PIN_BASE + 0x60 + 28)
153 #define AT91_PIN_PD29   (PIN_BASE + 0x60 + 29)
154 #define AT91_PIN_PD30   (PIN_BASE + 0x60 + 30)
155 #define AT91_PIN_PD31   (PIN_BASE + 0x60 + 31)
156 
157 #define AT91_PIN_PE0    (PIN_BASE + 0x80 + 0)
158 #define AT91_PIN_PE1    (PIN_BASE + 0x80 + 1)
159 #define AT91_PIN_PE2    (PIN_BASE + 0x80 + 2)
160 #define AT91_PIN_PE3    (PIN_BASE + 0x80 + 3)
161 #define AT91_PIN_PE4    (PIN_BASE + 0x80 + 4)
162 #define AT91_PIN_PE5    (PIN_BASE + 0x80 + 5)
163 #define AT91_PIN_PE6    (PIN_BASE + 0x80 + 6)
164 #define AT91_PIN_PE7    (PIN_BASE + 0x80 + 7)
165 #define AT91_PIN_PE8    (PIN_BASE + 0x80 + 8)
166 #define AT91_PIN_PE9    (PIN_BASE + 0x80 + 9)
167 #define AT91_PIN_PE10   (PIN_BASE + 0x80 + 10)
168 #define AT91_PIN_PE11   (PIN_BASE + 0x80 + 11)
169 #define AT91_PIN_PE12   (PIN_BASE + 0x80 + 12)
170 #define AT91_PIN_PE13   (PIN_BASE + 0x80 + 13)
171 #define AT91_PIN_PE14   (PIN_BASE + 0x80 + 14)
172 #define AT91_PIN_PE15   (PIN_BASE + 0x80 + 15)
173 #define AT91_PIN_PE16   (PIN_BASE + 0x80 + 16)
174 #define AT91_PIN_PE17   (PIN_BASE + 0x80 + 17)
175 #define AT91_PIN_PE18   (PIN_BASE + 0x80 + 18)
176 #define AT91_PIN_PE19   (PIN_BASE + 0x80 + 19)
177 #define AT91_PIN_PE20   (PIN_BASE + 0x80 + 20)
178 #define AT91_PIN_PE21   (PIN_BASE + 0x80 + 21)
179 #define AT91_PIN_PE22   (PIN_BASE + 0x80 + 22)
180 #define AT91_PIN_PE23   (PIN_BASE + 0x80 + 23)
181 #define AT91_PIN_PE24   (PIN_BASE + 0x80 + 24)
182 #define AT91_PIN_PE25   (PIN_BASE + 0x80 + 25)
183 #define AT91_PIN_PE26   (PIN_BASE + 0x80 + 26)
184 #define AT91_PIN_PE27   (PIN_BASE + 0x80 + 27)
185 #define AT91_PIN_PE28   (PIN_BASE + 0x80 + 28)
186 #define AT91_PIN_PE29   (PIN_BASE + 0x80 + 29)
187 #define AT91_PIN_PE30   (PIN_BASE + 0x80 + 30)
188 #define AT91_PIN_PE31   (PIN_BASE + 0x80 + 31)
189 
190 #ifndef __ASSEMBLY__
191 /* setup setup routines, called from board init or driver probe() */
192 extern int __init_or_module at91_set_GPIO_periph(unsigned pin, int use_pullup);
193 extern int __init_or_module at91_set_A_periph(unsigned pin, int use_pullup);
194 extern int __init_or_module at91_set_B_periph(unsigned pin, int use_pullup);
195 extern int __init_or_module at91_set_gpio_input(unsigned pin, int use_pullup);
196 extern int __init_or_module at91_set_gpio_output(unsigned pin, int value);
197 extern int __init_or_module at91_set_deglitch(unsigned pin, int is_on);
198 extern int __init_or_module at91_set_multi_drive(unsigned pin, int is_on);
199 
200 /* callable at any time */
201 extern int at91_set_gpio_value(unsigned pin, int value);
202 extern int at91_get_gpio_value(unsigned pin);
203 
204 /* callable only from core power-management code */
205 extern void at91_gpio_suspend(void);
206 extern void at91_gpio_resume(void);
207 
208 /*-------------------------------------------------------------------------*/
209 
210 /* wrappers for "new style" GPIO calls. the old AT91-specfic ones should
211  * eventually be removed (along with this errno.h inclusion), and the
212  * gpio request/free calls should probably be implemented.
213  */
214 
215 #include <asm/errno.h>
216 #include <asm-generic/gpio.h>           /* cansleep wrappers */
217 
218 #define gpio_get_value  __gpio_get_value
219 #define gpio_set_value  __gpio_set_value
220 #define gpio_cansleep   __gpio_cansleep
221 
222 static inline int gpio_to_irq(unsigned gpio)
223 {
224         return gpio;
225 }
226 
227 static inline int irq_to_gpio(unsigned irq)
228 {
229         return irq;
230 }
231 
232 #endif  /* __ASSEMBLY__ */
233 
234 #endif
235 
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