Re: [PATCH] ARM: dts: OMAP2+: Fix boot with multi_v7_defconfig

From: Nishanth Menon
Date: Tue Feb 11 2014 - 09:41:47 EST


On 02/11/2014 08:35 AM, Hans de Goede wrote:
> On 02/11/2014 03:17 PM, Nishanth Menon wrote:
>> On 02/11/2014 07:53 AM, Roger Quadros wrote:
>>> On 02/10/2014 08:10 PM, Roger Quadros wrote:
>>>> The OMAP EHCI controller is not compatible with the EHCI
>>>> platform HCD driver so don't claim that we are.
>>>>
>>>> This fixes boot on OMAP platforms with CONFIG_USB_EHCI_HCD_PLATFORM=y
>>>> e.g. multi_v7_defconfig
>>>>
>>>> Reported-by: Nishanth Menon <nm@xxxxxx>
>>>> Signed-off-by: Roger Quadros <rogerq@xxxxxx>
>>>
>>> Please ignore this patch as Hans has agreed to do a more proper fix in
>>>
>>> http://article.gmane.org/gmane.comp.hardware.netbook.arm.sunxi/7015
>> umm.. even then, drivers/usb/host/ehci-ppc-of.c claims compatibility
>> with usb,ehci -> and we wont function with that driver either.
>
> Right, but that has never been an issue as no kernel will ever include
> both ppc and omap support.

Conceptually, we have compatibility string today in dts description
that maps a driver that cant ever handle the device. I dont have
strong opinions either way.. just something i noticed with a git grep..

--
Regards,
Nishanth Menon
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