diff options
Diffstat (limited to 'include/asm-arm/arch-at91rm9200/gpio.h')
-rw-r--r-- | include/asm-arm/arch-at91rm9200/gpio.h | 48 |
1 files changed, 46 insertions, 2 deletions
diff --git a/include/asm-arm/arch-at91rm9200/gpio.h b/include/asm-arm/arch-at91rm9200/gpio.h index a011d27876a2..e09d6528fadf 100644 --- a/include/asm-arm/arch-at91rm9200/gpio.h +++ b/include/asm-arm/arch-at91rm9200/gpio.h | |||
@@ -179,6 +179,7 @@ | |||
179 | 179 | ||
180 | #ifndef __ASSEMBLY__ | 180 | #ifndef __ASSEMBLY__ |
181 | /* setup setup routines, called from board init or driver probe() */ | 181 | /* setup setup routines, called from board init or driver probe() */ |
182 | extern int __init_or_module at91_set_GPIO_periph(unsigned pin, int use_pullup); | ||
182 | extern int __init_or_module at91_set_A_periph(unsigned pin, int use_pullup); | 183 | extern int __init_or_module at91_set_A_periph(unsigned pin, int use_pullup); |
183 | extern int __init_or_module at91_set_B_periph(unsigned pin, int use_pullup); | 184 | extern int __init_or_module at91_set_B_periph(unsigned pin, int use_pullup); |
184 | extern int __init_or_module at91_set_gpio_input(unsigned pin, int use_pullup); | 185 | extern int __init_or_module at91_set_gpio_input(unsigned pin, int use_pullup); |
@@ -193,7 +194,50 @@ extern int at91_get_gpio_value(unsigned pin); | |||
193 | /* callable only from core power-management code */ | 194 | /* callable only from core power-management code */ |
194 | extern void at91_gpio_suspend(void); | 195 | extern void at91_gpio_suspend(void); |
195 | extern void at91_gpio_resume(void); | 196 | extern void at91_gpio_resume(void); |
196 | #endif | ||
197 | 197 | ||
198 | #endif | 198 | /*-------------------------------------------------------------------------*/ |
199 | |||
200 | /* wrappers for "new style" GPIO calls. the old AT91-specfic ones should | ||
201 | * eventually be removed (along with this errno.h inclusion), and the | ||
202 | * gpio request/free calls should probably be implemented. | ||
203 | */ | ||
204 | |||
205 | #include <asm/errno.h> | ||
206 | |||
207 | static inline int gpio_request(unsigned gpio, const char *label) | ||
208 | { | ||
209 | return 0; | ||
210 | } | ||
211 | |||
212 | static inline void gpio_free(unsigned gpio) | ||
213 | { | ||
214 | } | ||
215 | |||
216 | extern int gpio_direction_input(unsigned gpio); | ||
217 | extern int gpio_direction_output(unsigned gpio); | ||
199 | 218 | ||
219 | static inline int gpio_get_value(unsigned gpio) | ||
220 | { | ||
221 | return at91_get_gpio_value(gpio); | ||
222 | } | ||
223 | |||
224 | static inline void gpio_set_value(unsigned gpio, int value) | ||
225 | { | ||
226 | at91_set_gpio_value(gpio, value); | ||
227 | } | ||
228 | |||
229 | #include <asm-generic/gpio.h> /* cansleep wrappers */ | ||
230 | |||
231 | static inline int gpio_to_irq(unsigned gpio) | ||
232 | { | ||
233 | return gpio; | ||
234 | } | ||
235 | |||
236 | static inline int irq_to_gpio(unsigned irq) | ||
237 | { | ||
238 | return irq; | ||
239 | } | ||
240 | |||
241 | #endif /* __ASSEMBLY__ */ | ||
242 | |||
243 | #endif | ||