117 lines
2.9 KiB
Objective-C
117 lines
2.9 KiB
Objective-C
#-
|
|
# Copyright (c) 2014 Ian Lepore
|
|
# 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.
|
|
#
|
|
#
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/bus.h>
|
|
#include <dev/ofw/openfirm.h>
|
|
|
|
#
|
|
# This is the interface that fdt_pinctrl drivers provide to other drivers.
|
|
#
|
|
|
|
INTERFACE fdt_pinctrl;
|
|
|
|
CODE {
|
|
static int
|
|
fdt_pinctrl_default_is_gpio(device_t pinctrl, device_t gpio, bool *is_gpio)
|
|
{
|
|
|
|
return (EOPNOTSUPP);
|
|
}
|
|
|
|
static int
|
|
fdt_pinctrl_default_set_flags(device_t pinctrl, device_t gpio, uint32_t pin,
|
|
uint32_t flags)
|
|
{
|
|
|
|
return (EOPNOTSUPP);
|
|
}
|
|
|
|
static int
|
|
fdt_pinctrl_default_get_flags(device_t pinctrl, device_t gpio, uint32_t pin,
|
|
uint32_t *flags)
|
|
{
|
|
|
|
return (EOPNOTSUPP);
|
|
}
|
|
};
|
|
|
|
# Needed for timestamping device probe/attach calls
|
|
HEADER {
|
|
#include <sys/tslog.h>
|
|
}
|
|
|
|
#
|
|
# Set pins to the specified configuration. The cfgxref arg is an xref phandle
|
|
# to a descendent node (child, grandchild, ...) of the pinctrl device node.
|
|
# Returns 0 on success or a standard errno value.
|
|
#
|
|
PROLOG {
|
|
TSENTER2(device_get_name(pinctrl));
|
|
}
|
|
EPILOG {
|
|
TSEXIT2(device_get_name(pinctrl));
|
|
}
|
|
METHOD int configure {
|
|
device_t pinctrl;
|
|
phandle_t cfgxref;
|
|
};
|
|
|
|
|
|
#
|
|
# Test if the pin is in gpio mode
|
|
# Called from a gpio device
|
|
#
|
|
METHOD int is_gpio {
|
|
device_t pinctrl;
|
|
device_t gpio;
|
|
uint32_t pin;
|
|
bool *is_gpio;
|
|
} DEFAULT fdt_pinctrl_default_is_gpio;
|
|
|
|
#
|
|
# Set the flags of a pin
|
|
# Called from a gpio device
|
|
#
|
|
METHOD int set_flags {
|
|
device_t pinctrl;
|
|
device_t gpio;
|
|
uint32_t pin;
|
|
uint32_t flags;
|
|
} DEFAULT fdt_pinctrl_default_set_flags;
|
|
|
|
#
|
|
# Get the flags of a pin
|
|
# Called from a gpio device
|
|
#
|
|
METHOD int get_flags {
|
|
device_t pinctrl;
|
|
device_t gpio;
|
|
uint32_t pin;
|
|
uint32_t *flags;
|
|
} DEFAULT fdt_pinctrl_default_get_flags;
|