diff options
Diffstat (limited to 'sys/arch/armv7/imx/imxgpiovar.h')
| -rw-r--r-- | sys/arch/armv7/imx/imxgpiovar.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/sys/arch/armv7/imx/imxgpiovar.h b/sys/arch/armv7/imx/imxgpiovar.h new file mode 100644 index 00000000000..1451624c58c --- /dev/null +++ b/sys/arch/armv7/imx/imxgpiovar.h @@ -0,0 +1,41 @@ +/* $OpenBSD: imxgpiovar.h,v 1.1 2013/09/06 20:45:53 patrick Exp $ */ +/* + * Copyright (c) 2007,2009 Dale Rahn <drahn@openbsd.org> + * Copyright (c) 2012-2013 Patrick Wildt <patrick@blueri.se> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef IMXGPIOVAR_H +#define IMXGPIOVAR_H + +#define IMXGPIO_DIR_IN 0 +#define IMXGPIO_DIR_OUT 1 + +unsigned int imxgpio_get_function(unsigned int gpio, unsigned int fn); +void imxgpio_set_function(unsigned int gpio, unsigned int fn); +unsigned int imxgpio_get_bit(unsigned int gpio); +void imxgpio_set_bit(unsigned int gpio); +void imxgpio_clear_bit(unsigned int gpio); +void imxgpio_set_dir(unsigned int gpio, unsigned int dir); + +/* interrupts */ +void imxgpio_clear_intr(unsigned int gpio); +void imxgpio_intr_mask(unsigned int gpio); +void imxgpio_intr_unmask(unsigned int gpio); +void imxgpio_intr_level(unsigned int gpio, unsigned int level); +void *imxgpio_intr_establish(unsigned int gpio, int level, int spl, + int (*func)(void *), void *arg, char *name); +void imxgpio_intr_disestablish(void *cookie); + +#endif /* IMXGPIOVAR_H */ |