Re: [PATCH] ARM: dts: OMAP3-N900: Fix offset for smc91x ethernet

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* Tony Lindgren <tony@xxxxxxxxxxx> [150220 07:47]:
> * Pali Rohár <pali.rohar@xxxxxxxxx> [150220 01:56]:
> > On Friday 20 February 2015 10:24:35 Arnd Bergmann wrote:
> > > On Thursday 19 February 2015 17:49:50 Pali Rohár wrote:
> > > > Offset for smc91x must be zero otherwise smc91x linux kernel
> > > > driver does not detect smc91x ethernet hardware in qemu
> > > > N900 machine.
> > > > 
> > > > Signed-off-by: Pali Rohár <pali.rohar@xxxxxxxxx>
> > > 
> > > Is that the same offset on real hardware, or could this be a
> > > mistake in the qemu model?
> > > 
> > > 	Arnd
> > 
> > In original Nokia 2.6.28 kernel is offset also set to 0, see:
> > 
> > https://gitorious.org/linux-n900/linux-n900/source/629fc5ab00cafb31272c478efa2c2b35fabd4c70:arch/arm/mach-omap2/board-rx51-peripherals.c#L42
> > 
> > https://gitorious.org/linux-n900/linux-n900/source/629fc5ab00cafb31272c478efa2c2b35fabd4c70:arch/arm/mach-omap2/board-rx51-peripherals.c#L274
> > 
> > Tony already tested offset 0 on real HW and wrote that it is
> > working too, just show some warning. But qemu with offset 0x300
> > does not work.
> 
> Yes it works with offset 0, except the smc91x warns about not
> using the default offset 0x300 based on the EEPROM. As only
> three address lines seem to be connected, we can use offset
> 0 just fine, and update the EEPROM configuration as needed.

Applying into omap-for-v4.0/fixes with updated comments.

Regards,

Tony
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