include/dt-bindings/pinctrl/bcm2835.h

   1 /*
   2  * Header providing constants for bcm2835 pinctrl bindings.
   3  *
   4  * Copyright (C) 2015 Stefan Wahren <stefan.wahren@i2se.com>
   5  *
   6  * The code contained herein is licensed under the GNU General Public
   7  * License. You may obtain a copy of the GNU General Public License
   8  * Version 2 at the following locations:
   9  *
  10  * http://www.opensource.org/licenses/gpl-license.html
  11  * http://www.gnu.org/copyleft/gpl.html
  12  */
  13
  14 #ifndef __DT_BINDINGS_PINCTRL_BCM2835_H__
  15 #define __DT_BINDINGS_PINCTRL_BCM2835_H__
  16
  17 /* brcm,function property */
  18 #define BCM2835_FSEL_GPIO_IN    0
  19 #define BCM2835_FSEL_GPIO_OUT   1
  20 #define BCM2835_FSEL_ALT5       2
  21 #define BCM2835_FSEL_ALT4       3
  22 #define BCM2835_FSEL_ALT0       4
  23 #define BCM2835_FSEL_ALT1       5
  24 #define BCM2835_FSEL_ALT2       6
  25 #define BCM2835_FSEL_ALT3       7
  26
  27 /* brcm,pull property */
  28 #define BCM2835_PUD_OFF         0
  29 #define BCM2835_PUD_DOWN        1
  30 #define BCM2835_PUD_UP          2
  31
  32 #endif /* __DT_BINDINGS_PINCTRL_BCM2835_H__ */