Re: v4l2_subdev GPIO and Pin Control ops (Re: PxDVR3200 H LinuxTV v4l-dvb patch : Pull GPIO-20 low for DVB-T)

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, 2009-06-26 at 12:25 -0400, Steven Toth wrote:
> On 6/26/09 12:12 PM, Andy Walls wrote:

> >
> > My plan was to add the necessary support to the cx25840 module for
> > setting up the cx23885 pin control multiplexers (subdev config time),
> > the GPIO 23-19 directions (subdev config time), and the GPIO 23-19
> > output states (dynamically as needed via subdev's .s_gpio call).
> 
> Ahh. I'm already working on this, the code is partially merged for the GPIO 
> overhaul (a few weeks ago). I'm currently on the next stage. You should see some 
> todo comments in the current cx23885 driver.
> 
> Doesn't the cx23885 driver already configure the multiplexer pins at config time 
> for the cx25840? Check the -cards.c for the HVR1800 entry.

I'm not talking about the AFE Mux, I was refering to things like, as an
example, if an external pin could be configured as either GPIO[n] pin or
an audio sample clock.  The mux setting that handles that. 

Regards,
Andy

--
To unsubscribe from this list: send the line "unsubscribe linux-media" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Linux Input]     [Video for Linux]     [Gstreamer Embedded]     [Mplayer Users]     [Linux USB Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [Yosemite Backpacking]
  Powered by Linux