include/media/wm8775.h

   1 /*
   2     wm8775.h - definition for wm8775 inputs and outputs
   3
   4     Copyright (C) 2006 Hans Verkuil (hverkuil@xs4all.nl)
   5
   6     This program is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     This program is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with this program; if not, write to the Free Software
  18     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 */
  20
  21 #ifndef _WM8775_H_
  22 #define _WM8775_H_
  23
  24 /* The WM8775 has 4 inputs and one output. Zero or more inputs
  25    are multiplexed together to the output. Hence there are
  26    16 combinations.
  27    If only one input is active (the normal case) then the
  28    input values 1, 2, 4 or 8 should be used. */
  29
  30 #define WM8775_AIN1 1
  31 #define WM8775_AIN2 2
  32 #define WM8775_AIN3 4
  33 #define WM8775_AIN4 8
  34
  35 /* subdev group ID */
  36 #define WM8775_GID (1 << 0)
  37
  38 #endif