linux-kernel - Re: [Arm-netbook] getting allwinner SoC support upstream (was Re: Uploading linux (3.9.4-1))

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Date:	Thu, 6 Jun 2013 00:54:02 +0100
From:	"luke.leighton" <luke.leighton@...il.com>
To:	Linux on small ARM machines <arm-netbook@...ts.phcomp.co.uk>
Cc:	devicetree-discuss <devicetree-discuss@...abs.org>,
	Stephen Warren <swarren@...dotorg.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	debian-arm@...ts.debian.org,
	"jonsmirl@...il.com" <jonsmirl@...il.com>,
	ARM Linux Mailing List <linux-arm-kernel@...ts.infradead.org>,
	debian-kernel@...ts.debian.org
Subject: Re: [Arm-netbook] getting allwinner SoC support upstream (was Re:
 Uploading linux (3.9.4-1))

On Thu, Jun 6, 2013 at 12:40 AM, Henrik Nordström
<henrik@...riknordstrom.net> wrote:
> tor 2013-06-06 klockan 00:26 +0100 skrev luke.leighton:
>
>>  no john - they've only added it to the multiplexed sections of the
>> drivers which they themselves have written.  such as
>> drivers/usb/sun{N}i_usb/*.[ch], drivers/block/nand/sun{N}_i,
>> arch/arm/mach-sun{N}i and so on.
>
> And a number of SPI device drivers, USB device drivers, vendor provided
> device drivers, ......
>
>> the script.fex system deals with the pinmux issue in a very neat way that:
>>
>>   a) has very little impact on the rest of the kernel tree [citation
>> needed!  i'm saying that: could someone please confirm if it's true]
>
> Not really the case. Actually the opposite. DT have this as well, and
> integrated in device probing. Allwinner need to hack every driver used
> to add their gpio requests to have pinmuxing triggered.

 augh.  ok.  solutions.  what are the solutions here?

l.
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