[linux-dvb] Re: Nexus-CA analogue module question

[Johannes Stezenbach <js@linuxtv.org>]

Andrew de Quincey wrote:
> Hi, the av7110_init_anlog_module() function does this to detect an "analogue 
> module":
> 
>  if (i2c_writereg(av7110, 0x80, 0x0, 0x80) != 1
>      || i2c_writereg(av7110, 0x80, 0x0, 0) != 1)
>   return -ENODEV;
> 
> 
> However this fails on the nexus CA so the analogue system is never 
> initialised. What is this actually talking doing?

This writes the control reg of the msp3400 on the analog daugther board
of the siemens dvb-c card, to set and clear the soft-reset bit.

Johannes