94 lines
		
	
	
	
		
			2.7 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			94 lines
		
	
	
	
		
			2.7 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | /*
 | ||
|  |     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
 |