[linux-dvb] saa7134 TUN 900 card remote driver

Peter D. peter_s_d at fastmail.com.au
Tue Jan 29 03:08:27 CET 2008


On Sunday 27 January 2008, hermann pitton wrote:
> Hello,
>
> Am Samstag, den 26.01.2008, 13:39 +1100 schrieb Peter D.:
> > I think that you are asking in the correct place BUT you are
> > addressing a bunch of volunteers working on their hobby.
>
> no, wrong place. No dvb on it.

Sorry, I didn't realise that the OP was writing about a v4l device.  

> > Things get done when someone feels inspired to do something.
> > There probably isn't a HOWTO.  If you find one let me know.
> > I have an MSI without remote support and a Kworld with
> > remote support that I haven't managed to get working.  :-(

Now that I've played with it again, my Kworld V-stream 
remote can change channels and power down the computer.  

> We have a HOWTO for simple gpio remotes on the v4l wiki.

Thank you.  I'm likely to start asking stupid questions 
of my own now.  ;-)  

> For this one the TODO list can be found in the mail archives.
> http://marc.info/?l=linux-video&w=2&r=1&s=Tun900&q=b

? 

I'm trying to make sense of all.  I'll go away and be 
quiet for a while.  

> > You are, of course, welcome to do any work that you are
> > up to doing yourself.  ;-)
>
> Mike pulled that one in and I had to defend the auto detection for a
> prior card they did try to steel ;)
>
> Separate Composite1 is missing, it is on vmux = 3.
> Test composite over s-video, likely this is on vmux = 0.
> S-Video is likely wrong, the other Yuan card has it on vmux = 7
> The amux for radio is likely wrong. Try amux = TV too.
> The gpiomask and the radio switch look suspicious.
> Most other cards switch to radio on gpio21, 0x0200000.
> The card could need eeprom detection, since it has the same subsystem
> IDs than the UPMOST_PURPLE_TV.
>
> With that one it shares also a device at 0xf4. (0x7a seven bit)
> On the Upmost it is the i2c remote controller for which Wang-Chan Chen
> added support in ir-kbd-i2c. You can try on that one.
>
> Here is some eeprom dump from his card.
> You can pick something for detection, maybe the c2 byte on yours.
>
> saa7133[0]: found at 0000:00:0d.0, rev: 16, irq: 10, latency: 64, mmio:
> > 0xdffff000 saa7133[0]: subsystem: 12ab:0800, board: UPMOST PURPLE TV
> > [card=36,autodetected] saa7133[0]: board init: gpio is 0
> > saa7133[0]: dsp access wait timeout [bit=WRR]
> > saa7133[0]: dsp access wait timeout [bit=WRR]
> > saa7133[0]: i2c eeprom 00: ab 12 00 08 00 00 00 00 00 00 00 00 00 00 00
> > 00 saa7133[0]: i2c eeprom 10: 00 00 00 00 15 00 05 01 0b c0 d1 ff ff ff
> > ff ff saa7133[0]: i2c eeprom 20: ff ff ff ff ff ff ff ff ff ff ff ff ff
> > ff ff ff saa7133[0]: i2c eeprom 30: ff ff ff ff ff ff ff ff ff ff ff ff
> > ff ff ff ff tuner 0-0060: chip found @ 0xc0 (saa7133[0])
> > tuner 0-0060: type set to 43 (Philips NTSC MK3 (FM1236MK3 or FM1236/F))
> > tda9885/6/7: chip found @ 0x86
> > saa7133[0]: registered device video0 [v4l2]
> > saa7133[0]: registered device vbi0
> > ir-kbd-i2c: i2c IR (Purple TV) detected at i2c-0/0-007a/ir0
> > [saa7133[0]]
>
> Please send further posts and patches only to the video4linux-list.
>
> Cheers,
> Hermann
>
> > Peter D.
> >
> > On Saturday 26 January 2008, Timothy E. Krantz wrote:
> > > Hmmm, no response yet.
> > >
> > > Am I asking in  the wrong place?
> > >
> > >
> > >   _____
> > >
> > > From: linux-dvb-bounces at linuxtv.org
> > > [mailto:linux-dvb-bounces at linuxtv.org] On Behalf Of Timothy E. Krantz
> > > Sent: Thursday, January 24, 2008 2:48 PM
> > > To: linux-dvb at linuxtv.org
> > > Subject: [linux-dvb] saa7134 TUN 900 card remote driver
> > >
> > >
> > > Hi,
> > > looking at the code for the TUN 900 (card 66) part of the saa7134
> > > driver I see that it says that the remote control is not implemented.
> > >
> > > Can someone point me in the direction of a FAQ or HOWTO that would
> > > get me started on fixing that?
> > >
> > > Thanks in Advance.....
> > >
> > > Tim
>
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> linux-dvb at linuxtv.org
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-- 
sig goes here...
Peter D.



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