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m52790.h
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m52790.h
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/*
m52790.h - definition for m52790 inputs and outputs
Copyright (C) 2007 Hans Verkuil (hverkuil@xs4all.nl)
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _M52790_H_
#define _M52790_H_
/* Input routing switch 1 */
#define M52790_SW1_IN_MASK 0x0003
#define M52790_SW1_IN_TUNER 0x0000
#define M52790_SW1_IN_V2 0x0001
#define M52790_SW1_IN_V3 0x0002
#define M52790_SW1_IN_V4 0x0003
/* Selects component input instead of composite */
#define M52790_SW1_YCMIX 0x0004
/* Input routing switch 2 */
#define M52790_SW2_IN_MASK 0x0300
#define M52790_SW2_IN_TUNER 0x0000
#define M52790_SW2_IN_V2 0x0100
#define M52790_SW2_IN_V3 0x0200
#define M52790_SW2_IN_V4 0x0300
/* Selects component input instead of composite */
#define M52790_SW2_YCMIX 0x0400
/* Output routing switch 1 */
/* Enable 6dB amplifier for composite out */
#define M52790_SW1_V_AMP 0x0008
/* Enable 6dB amplifier for component out */
#define M52790_SW1_YC_AMP 0x0010
/* Audio output mode */
#define M52790_SW1_AUDIO_MASK 0x00c0
#define M52790_SW1_AUDIO_MUTE 0x0000
#define M52790_SW1_AUDIO_R 0x0040
#define M52790_SW1_AUDIO_L 0x0080
#define M52790_SW1_AUDIO_STEREO 0x00c0
/* Output routing switch 2 */
/* Enable 6dB amplifier for composite out */
#define M52790_SW2_V_AMP 0x0800
/* Enable 6dB amplifier for component out */
#define M52790_SW2_YC_AMP 0x1000
/* Audio output mode */
#define M52790_SW2_AUDIO_MASK 0xc000
#define M52790_SW2_AUDIO_MUTE 0x0000
#define M52790_SW2_AUDIO_R 0x4000
#define M52790_SW2_AUDIO_L 0x8000
#define M52790_SW2_AUDIO_STEREO 0xc000
/* Common values */
#define M52790_IN_TUNER (M52790_SW1_IN_TUNER | M52790_SW2_IN_TUNER)
#define M52790_IN_V2 (M52790_SW1_IN_V2 | M52790_SW2_IN_V2)
#define M52790_IN_V3 (M52790_SW1_IN_V3 | M52790_SW2_IN_V3)
#define M52790_IN_V4 (M52790_SW1_IN_V4 | M52790_SW2_IN_V4)
#define M52790_OUT_STEREO (M52790_SW1_AUDIO_STEREO | \
M52790_SW2_AUDIO_STEREO)
#define M52790_OUT_AMP_STEREO (M52790_SW1_AUDIO_STEREO | \
M52790_SW1_V_AMP | \
M52790_SW2_AUDIO_STEREO | \
M52790_SW2_V_AMP)
#endif