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