linux/drivers/media/video/em28xx
Mauro Carvalho Chehab df7fa09cca V4L/DVB (10654): em28xx: VideoMate For You USB TV box requires tvaudio
As reported by Vitaly Wool <vital@embeddedalley.com>:

> about half a year ago I posted the patch that basically enabled Compro
> VideoMate For You USB TV box support.
> The main problem is I couldn't get the sound working.
> So I kind of decomposed the box and found out the audio decoder chip
> used there was Philips TDA9874A. As far as I can see, it's not supported
> within the em28xx suite although it is for other TV tuner drivers.

A tvaudio modprobing confirms that tda9874a chip is accessible via i2c:

tvaudio: TV audio decoder + audio/video mux driver
tvaudio: known chips: tda9840, tda9873h, tda9874h/a, tda9850, tda9855, tea6300, tea6320, tea6420, tda8425, pic16c54 (PV951), ta8874z
tvaudio' 1-0058: chip found @ 0xb0
tvaudio' 1-0058: tvaudio': chip_read2: reg254=0x11
tvaudio' 1-0058: tvaudio': chip_read2: reg255=0x2
tvaudio' 1-0058: tda9874a_checkit(): DIC=0x11, SIC=0x2.
tvaudio' 1-0058: found tda9874a.
tvaudio' 1-0058: tda9874h/a found @ 0xb0 (em28xx #0)
tvaudio' 1-0058: tda9874h/a: chip_write: reg0=0x0
tvaudio' 1-0058: tda9874h/a: chip_write: reg1=0xc0
tvaudio' 1-0058: tda9874h/a: chip_write: reg2=0x2
tvaudio' 1-0058: tda9874h/a: chip_write: reg11=0x80
tvaudio' 1-0058: tda9874h/a: chip_write: reg12=0x0
tvaudio' 1-0058: tda9874h/a: chip_write: reg13=0x0
tvaudio' 1-0058: tda9874h/a: chip_write: reg14=0x1
tvaudio' 1-0058: tda9874h/a: chip_write: reg15=0x0
tvaudio' 1-0058: tda9874h/a: chip_write: reg16=0x14
tvaudio' 1-0058: tda9874h/a: chip_write: reg17=0x50
tvaudio' 1-0058: tda9874h/a: chip_write: reg18=0xf9
tvaudio' 1-0058: tda9874h/a: chip_write: reg19=0x80
tvaudio' 1-0058: tda9874h/a: chip_write: reg20=0x80
tvaudio' 1-0058: tda9874h/a: chip_write: reg24=0x80
tvaudio' 1-0058: tda9874h/a: chip_write: reg255=0x0
tvaudio' 1-0058: tda9874a_setup(): A2, B/G [0x00].
tvaudio' 1-0058: tda9874h/a: thread started]

This patch automatically loads tvaudio when needed (currently, only
with this board).

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-03-30 12:42:51 -03:00
..
em28xx-audio.c V4L/DVB (10555): em28xx: CodingStyle fixes 2009-03-30 12:42:46 -03:00
em28xx-cards.c V4L/DVB (10654): em28xx: VideoMate For You USB TV box requires tvaudio 2009-03-30 12:42:51 -03:00
em28xx-core.c V4L/DVB (10525): em28xx: Coding style fixes and a typo correction 2009-03-30 12:42:45 -03:00
em28xx-dvb.c V4L/DVB (10257): em28xx: Fix for KWorld 330U Board 2009-01-29 08:39:18 -02:00
em28xx-i2c.c V4L/DVB (10525): em28xx: Coding style fixes and a typo correction 2009-03-30 12:42:45 -03:00
em28xx-input.c V4L/DVB (10177): Fix sparse warnings on em28xx 2009-01-07 22:18:55 -02:00
em28xx-reg.h V4L/DVB (10160): em28xx: update chip id for em2710 2009-01-02 17:14:28 -02:00
em28xx-video.c V4L/DVB (10525): em28xx: Coding style fixes and a typo correction 2009-03-30 12:42:45 -03:00
em28xx.h V4L/DVB (10654): em28xx: VideoMate For You USB TV box requires tvaudio 2009-03-30 12:42:51 -03:00
Kconfig V4L/DVB (7848): Fix dependencies for tuner-xc2028 and em28xx-dvb 2008-05-14 02:54:07 -03:00
Makefile V4L/DVB(7767): Move tuners to common/tuners 2008-04-29 18:41:37 -03:00