diff options
Diffstat (limited to 'include/asm-sh/hd64465/gpio.h')
| -rw-r--r-- | include/asm-sh/hd64465/gpio.h | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/include/asm-sh/hd64465/gpio.h b/include/asm-sh/hd64465/gpio.h deleted file mode 100644 index a3cdca2713dd..000000000000 --- a/include/asm-sh/hd64465/gpio.h +++ /dev/null | |||
| @@ -1,46 +0,0 @@ | |||
| 1 | #ifndef _ASM_SH_HD64465_GPIO_ | ||
| 2 | #define _ASM_SH_HD64465_GPIO_ 1 | ||
| 3 | /* | ||
| 4 | * $Id: gpio.h,v 1.3 2003/05/04 19:30:14 lethal Exp $ | ||
| 5 | * | ||
| 6 | * Hitachi HD64465 companion chip: General Purpose IO pins support. | ||
| 7 | * This layer enables other device drivers to configure GPIO | ||
| 8 | * pins, get and set their values, and register an interrupt | ||
| 9 | * routine for when input pins change in hardware. | ||
| 10 | * | ||
| 11 | * by Greg Banks <gbanks@pocketpenguins.com> | ||
| 12 | * (c) 2000 PocketPenguins Inc. | ||
| 13 | */ | ||
| 14 | #include <asm/hd64465.h> | ||
| 15 | |||
| 16 | /* Macro to construct a portpin number (used in all | ||
| 17 | * subsequent functions) from a port letter and a pin | ||
| 18 | * number, e.g. HD64465_GPIO_PORTPIN('A', 5). | ||
| 19 | */ | ||
| 20 | #define HD64465_GPIO_PORTPIN(port,pin) (((port)-'A')<<3|(pin)) | ||
| 21 | |||
| 22 | /* Pin configuration constants for _configure() */ | ||
| 23 | #define HD64465_GPIO_FUNCTION2 0 /* use the pin's *other* function */ | ||
| 24 | #define HD64465_GPIO_OUT 1 /* output */ | ||
| 25 | #define HD64465_GPIO_IN_PULLUP 2 /* input, pull-up MOS on */ | ||
| 26 | #define HD64465_GPIO_IN 3 /* input */ | ||
| 27 | |||
| 28 | /* Configure a pin's direction */ | ||
| 29 | extern void hd64465_gpio_configure(int portpin, int direction); | ||
| 30 | |||
| 31 | /* Get, set value */ | ||
| 32 | extern void hd64465_gpio_set_pin(int portpin, unsigned int value); | ||
| 33 | extern unsigned int hd64465_gpio_get_pin(int portpin); | ||
| 34 | extern void hd64465_gpio_set_port(int port, unsigned int value); | ||
| 35 | extern unsigned int hd64465_gpio_get_port(int port); | ||
| 36 | |||
| 37 | /* mode constants for _register_irq() */ | ||
| 38 | #define HD64465_GPIO_FALLING 0 | ||
| 39 | #define HD64465_GPIO_RISING 1 | ||
| 40 | |||
| 41 | /* Interrupt on external value change */ | ||
| 42 | extern void hd64465_gpio_register_irq(int portpin, int mode, | ||
| 43 | void (*handler)(int portpin, void *dev), void *dev); | ||
| 44 | extern void hd64465_gpio_unregister_irq(int portpin); | ||
| 45 | |||
| 46 | #endif /* _ASM_SH_HD64465_GPIO_ */ | ||
