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Current Path: /usr/src/sys/dev/gpio

📁 ..
📄 bytgpio.c(15.95 KB)
📄 chvgpio.c(12.67 KB)
📄 chvgpio_reg.h(7.68 KB)
📁 dwgpio
📄 gpio_if.m(4.13 KB)
📄 gpiobacklight.c(4.42 KB)
📄 gpiobus.c(27.08 KB)
📄 gpiobus_if.m(2.58 KB)
📄 gpiobusvar.h(6.03 KB)
📄 gpioc.c(26.91 KB)
📄 gpioiic.c(9.97 KB)
📄 gpiokeys.c(23.94 KB)
📄 gpiokeys.h(1.67 KB)
📄 gpiokeys_codes.c(3.55 KB)
📄 gpioled.c(4.2 KB)
📄 gpioled_fdt.c(5.44 KB)
📄 gpiomdio.c(6.57 KB)
📄 gpiopower.c(3.54 KB)
📄 gpiopps.c(7.97 KB)
📄 gpioregulator.c(8.51 KB)
📄 gpiospi.c(9.93 KB)
📄 gpioths.c(11.83 KB)
📄 ofw_gpiobus.c(13.45 KB)
📄 pl061.c(14.16 KB)
📄 pl061.h(1.94 KB)
📄 pl061_acpi.c(2.91 KB)
📄 pl061_fdt.c(2.83 KB)

Editing: gpiobus_if.m

#-
# Copyright (c) 2009 Oleksandr Tymoshenko <gonzo@freebsd.org>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
#

#include <sys/bus.h>
#include <sys/gpio.h>

INTERFACE gpiobus;

#
# Dedicate the gpio bus control for a child
#
METHOD int acquire_bus {
	device_t busdev;
	device_t dev;
	int how;
};

#
# Release the bus
#
METHOD void release_bus {
	device_t busdev;
	device_t dev;
};

#
# Set value of pin specifed by pin_num 
#
METHOD int pin_set {
	device_t dev;
	device_t child;
	uint32_t pin_num;
	uint32_t pin_value;
};

#
# Get value of pin specifed by pin_num 
#
METHOD int pin_get {
	device_t dev;
	device_t child;
	uint32_t pin_num;
	uint32_t *pin_value;
};

#
# Toggle value of pin specifed by pin_num 
#
METHOD int pin_toggle {
	device_t dev;
	device_t child;
	uint32_t pin_num;
};

#
# Get pin capabilities
#
METHOD int pin_getcaps {
	device_t dev;
	device_t child;
	uint32_t pin_num;
	uint32_t *caps;
};

#
# Get pin flags
#
METHOD int pin_getflags {
	device_t dev;
	device_t child;
	uint32_t pin_num;
	uint32_t *flags;
};

#
# Set current configuration and capabilities
#
METHOD int pin_setflags {
	device_t dev;
	device_t child;
	uint32_t pin_num;
	uint32_t flags;
};

#
# Get the pin name
#
METHOD int pin_getname {
	device_t dev;
	uint32_t pin_num;
	char *name;
};

#
# Set the pin name
#
METHOD int pin_setname {
	device_t dev;
	uint32_t pin_num;
	const char *name;
};

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Editing: gpiobus_if.m

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