[coreboot] [PATCH] watchdog mcp55's codec initialization loops

Joe Korty joe.korty at ccur.com
Wed May 12 17:59:10 CEST 2010


On Wed, May 12, 2010 at 11:54:23AM -0400, Myles Watson wrote:
> 
> 
> > Put a 1 msec watchdog on the mcp55's codec status-wait
> > loops.
> > For some reason the codec is being found but the
> > subsequent initialization sequence is not able to
> > initialize the device.
> 
> I wonder if the address is somehow wrong, or not routed correctly.
> 
> > +	if (!i) {
> > +		printk(BIOS_WARNING, "2: codec(%08x,%d) timed out.  Not set
> > up.\n", base, addr);
> > +		return;
> > +	}
> 
> What's the output when it fails?


It's .....

	PCI: 00:06.1 init
	base = 0xfc140000
	codec_mask = 01
	2: codec(fc140000,0) timed out.  Not set up.
	PCI: 00:08.0 init

Regards,
Joe





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