fdt_pinctrl_if.m

Version: - FREEBSD - FREEBSD-13-STABLE - FREEBSD-13-0 - FREEBSD-12-STABLE - FREEBSD-12-0 - FREEBSD-11-STABLE - FREEBSD-11-0 - FREEBSD-10-STABLE - FREEBSD-10-0 - FREEBSD-9-STABLE - FREEBSD-9-0 - FREEBSD-8-STABLE - FREEBSD-8-0 - FREEBSD-7-STABLE - FREEBSD-7-0 - FREEBSD-6-STABLE - FREEBSD-6-0 - FREEBSD-5-STABLE - FREEBSD-5-0 - FREEBSD-4-STABLE - FREEBSD-3-STABLE - FREEBSD22 - l41 - OPENBSD - linux-2.6 - MK84 - PLAN9 - xnu-8792
SearchContext: - none - 3 - 10

    1 #-
    2 # Copyright (c) 2014 Ian Lepore
    3 # All rights reserved.
    4 #
    5 # Redistribution and use in source and binary forms, with or without
    6 # modification, are permitted provided that the following conditions
    7 # are met:
    8 # 1. Redistributions of source code must retain the above copyright
    9 #    notice, this list of conditions and the following disclaimer.
   10 # 2. Redistributions in binary form must reproduce the above copyright
   11 #    notice, this list of conditions and the following disclaimer in the
   12 #    documentation and/or other materials provided with the distribution.
   13 #
   14 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   15 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   16 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   17 # ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   18 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   19 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   20 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   21 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   22 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   23 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   24 # SUCH DAMAGE.
   25 #
   26 # $FreeBSD$
   27 #
   28 
   29 #include <sys/types.h>
   30 #include <sys/bus.h>
   31 #include <dev/ofw/openfirm.h>
   32 
   33 #
   34 # This is the interface that fdt_pinctrl drivers provide to other drivers.
   35 #
   36 
   37 INTERFACE fdt_pinctrl;
   38 
   39 CODE {
   40         static int
   41         fdt_pinctrl_default_is_gpio(device_t pinctrl, device_t gpio, bool *is_gpio)
   42         {
   43 
   44                 return (EOPNOTSUPP);
   45         }
   46 
   47         static int
   48         fdt_pinctrl_default_set_flags(device_t pinctrl, device_t gpio, uint32_t pin,
   49             uint32_t flags)
   50         {
   51 
   52                 return (EOPNOTSUPP);
   53         }
   54 
   55         static int
   56         fdt_pinctrl_default_get_flags(device_t pinctrl, device_t gpio, uint32_t pin,
   57             uint32_t *flags)
   58         {
   59 
   60                 return (EOPNOTSUPP);
   61         }
   62 };
   63 
   64 # Needed for timestamping device probe/attach calls
   65 HEADER {
   66         #include <sys/tslog.h>
   67 }
   68 
   69 #
   70 # Set pins to the specified configuration.  The cfgxref arg is an xref phandle
   71 # to a descendent node (child, grandchild, ...) of the pinctrl device node.
   72 # Returns 0 on success or a standard errno value.
   73 #
   74 PROLOG {
   75         TSENTER2(device_get_name(pinctrl));
   76 }
   77 EPILOG {
   78         TSEXIT2(device_get_name(pinctrl));
   79 }
   80 METHOD int configure {
   81         device_t        pinctrl;
   82         phandle_t       cfgxref;
   83 };
   84 
   85 
   86 #
   87 # Test if the pin is in gpio mode
   88 # Called from a gpio device
   89 #
   90 METHOD int is_gpio {
   91         device_t pinctrl;
   92         device_t gpio;
   93         uint32_t pin;
   94         bool *is_gpio;
   95 } DEFAULT fdt_pinctrl_default_is_gpio;
   96 
   97 #
   98 # Set the flags of a pin
   99 # Called from a gpio device
  100 #
  101 METHOD int set_flags {
  102         device_t pinctrl;
  103         device_t gpio;
  104         uint32_t pin;
  105         uint32_t flags;
  106 } DEFAULT fdt_pinctrl_default_set_flags;
  107 
  108 #
  109 # Get the flags of a pin
  110 # Called from a gpio device
  111 #
  112 METHOD int get_flags {
  113         device_t pinctrl;
  114         device_t gpio;
  115         uint32_t pin;
  116         uint32_t *flags;
  117 } DEFAULT fdt_pinctrl_default_get_flags;

Cache object: 8c21b59d5e2244ac298bf12b5a125a91

[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.

FreeBSD/Linux Kernel Cross Reference sys/dev/fdt/fdt_pinctrl_if.m

FreeBSD/Linux Kernel Cross Reference
sys/dev/fdt/fdt_pinctrl_if.m