netdev - Re: [PATCH 2/2] Convert smsc911x to use ACPI as well as DT

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Message-ID: <20150923184624.5b255764@arm.com>
Date:	Wed, 23 Sep 2015 18:46:24 +0100
From:	Marc Zyngier <marc.zyngier@....com>
To:	Jeremy Linton <Jeremy.Linton@....com>
Cc:	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"steve.glendinning@...well.net" <steve.glendinning@...well.net>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"rafael.j.wysocki@...el.com" <rafael.j.wysocki@...el.com>,
	"suravee.suthikulpanit@....com" <suravee.suthikulpanit@....com>,
	"Catalin Marinas" <Catalin.Marinas@....com>,
	"grant.likely@...aro.org" <grant.likely@...aro.org>
Subject: Re: [PATCH 2/2] Convert smsc911x to use ACPI as well as DT

On Wed, 23 Sep 2015 17:22:49 +0000
Jeremy Linton <Jeremy.Linton@....com> wrote:

Hi Jeremy,

> Marc,
> 
> |FWIW, mainline booting with this patch on Juno r1 with ACPI enabled dies a
> |horrible death:
> 
> Sorry about the delay, I didn't see this message.
> 
> <trimmed>
> 
> |How did you get this to work? Firmware release?
> 
> Yes, it's a firmware problem with the ACPI tables. It is likely you
> need _DSD changes for the SMSC. If your trying to run juno with ACPI
> there are a few other ACPI table changes you will need beyond what
> was in the last linaro release. I wanted to just provide a direct
> link to the correct firmware in this response, but it seems the
> required version is sort of up in the air at the moment. Be assured I
> will really push on this next week, and will provide a follow up here.

Good. Please keep me posted on this. I understand this is still a work
in progress, and it would be good to document what is the expected
baseline for this to work correctly.

> Originally, the lack of DSD wasn't a problem, but as this patch
> evolved  the fact that it consolidates a number of configuration code
> paths balancing that got tricky, and ACPI machines with "bad" tables
> were the victims (rather than breaking something I can't control).
> 
> In the meantime, if this is blocking anyone I can provide
> instructions on how to update the required ACPI tables.

Thanks,

	M.
-- 
Jazz is not dead. It just smells funny.
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