98 lines
3.9 KiB
C
98 lines
3.9 KiB
C
/* $NetBSD: pxa2x0_gpio.h,v 1.5 2009/08/04 12:11:33 kiyohara Exp $ */
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/*
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* Copyright 2003 Wasabi Systems, Inc.
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* All rights reserved.
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*
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* Written by Steve C. Woodford for Wasabi Systems, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed for the NetBSD Project by
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* Wasabi Systems, Inc.
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* 4. The name of Wasabi Systems, Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _PXA2X0_GPIO_H
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#define _PXA2X0_GPIO_H
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/*
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* If you want to fiddle with GPIO registers before the
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* driver has been autoconfigured (e.g. from initarm()),
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* call this function with the virtual address of the
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* GPIO controller's registers
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*/
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extern void pxa2x0_gpio_bootstrap(vaddr_t);
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/*
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* GPIO pin function query/manipulation functions
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*/
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extern u_int pxa2x0_gpio_get_function(u_int);
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extern u_int pxa2x0_gpio_set_function(u_int, u_int);
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extern int pxa2x0_gpio_get_bit(u_int);
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extern void pxa2x0_gpio_set_bit(u_int);
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extern void pxa2x0_gpio_clear_bit(u_int);
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extern void pxa2x0_gpio_set_dir(u_int, int);
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extern void pxa2x0_gpio_clear_intr(u_int);
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/*
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* Establish/Disestablish interrupt handlers for GPIO pins
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*/
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extern void *pxa2x0_gpio_intr_establish(u_int, int, int,
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int (*)(void *), void *);
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extern void pxa2x0_gpio_intr_disestablish(void *);
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extern void pxa2x0_gpio_intr_mask(void *);
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extern void pxa2x0_gpio_intr_unmask(void *);
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extern void pxa2x0_gpio_set_intr_level(u_int, int);
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struct pxa2x0_gpioconf {
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int pin;
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u_int value;
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};
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void pxa2x0_gpio_config(struct pxa2x0_gpioconf **);
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extern struct pxa2x0_gpioconf pxa25x_com_ffuart_gpioconf[];
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extern struct pxa2x0_gpioconf pxa25x_com_stuart_gpioconf[];
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extern struct pxa2x0_gpioconf pxa25x_com_btuart_gpioconf[];
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extern struct pxa2x0_gpioconf pxa25x_com_hwuart_gpioconf[];
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extern struct pxa2x0_gpioconf pxa25x_i2c_gpioconf[];
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extern struct pxa2x0_gpioconf pxa25x_i2s_gpioconf[];
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extern struct pxa2x0_gpioconf pxa25x_pcic_gpioconf[];
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extern struct pxa2x0_gpioconf pxa25x_pxaacu_gpioconf[];
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extern struct pxa2x0_gpioconf pxa25x_pxamci_gpioconf[];
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extern struct pxa2x0_gpioconf pxa27x_com_ffuart_gpioconf[];
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extern struct pxa2x0_gpioconf pxa27x_com_stuart_gpioconf[];
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extern struct pxa2x0_gpioconf pxa27x_com_btuart_gpioconf[];
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extern struct pxa2x0_gpioconf pxa27x_i2c_gpioconf[];
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extern struct pxa2x0_gpioconf pxa27x_i2s_gpioconf[];
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extern struct pxa2x0_gpioconf pxa27x_ohci_gpioconf[];
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extern struct pxa2x0_gpioconf pxa27x_pcic_gpioconf[];
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extern struct pxa2x0_gpioconf pxa27x_pxaacu_gpioconf[];
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extern struct pxa2x0_gpioconf pxa27x_pxamci_gpioconf[];
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#endif /* _PXA2X0_GPIO_H */
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