[GIT PULL]Hisilicon hip04 soc and D01 board DT updates for v4.2

[Kevin Hilman]

On Fri, May 15, 2015 at 2:28 AM, Arnd Bergmann <arnd at arndb.de> wrote:
> On Thursday 14 May 2015 18:49:41 Wei Xu wrote:
>> On 5/14/2015 2:55 PM, Tyler Baker wrote:
>> > On 14 May 2015 at 06:36, Tyler Baker <tyler.baker at linaro.org> wrote:
>> >> On 14 May 2015 at 01:49, Wei Xu <xuwei5 at hisilicon.com> wrote:
>> >>> On 5/13/2015 8:20 PM, Tyler Baker wrote:
>> >>>> On 12 May 2015 at 08:09, Wei Xu <xuwei5 at hisilicon.com> wrote:
>> >>>> When this was pulled into arm-soc, the kernelci.org bot reported
>> >>>> hip04-d01 boot failures[1]. Before bisecting, I decided to wait a day
>> >>>> and double check the status of -next in case there were needed
>> >>>> dependencies from other trees. However, now there are the same
>> >>>> hip04-d01 boot failures in next-20150513[2]. My robot has bisected[3]
>> >>>> these boot failures down to...
>> >>>>
>> >>>> 828fcfe3c84ade68ecc3f1ba78baebc1654977f3 is the first bad commit
>> >>>> commit 828fcfe3c84ade68ecc3f1ba78baebc1654977f3
>> >>>> Author: Zhou Wang <wangzhou.bry at gmail.com>
>> >>>> Date:   Wed Mar 25 14:57:45 2015 +0800
>> >>>>
>> >>>>     ARM: dts: hip04: add GPIO pieces
>> >>>>
>> >>>>     Hisilicon Soc hip04 has four GPIO controllers, each one has 32
>> >>>>     GPIOs and can be configured to be an interrupt controller.The GPIO
>> >>>>     controllers are compatible with the snps,dw-apb-gpio driver.
>> >>>>     This patch add the corresponding device tree nodes.
>> >>>>
>> >>>>     Acked-by: Linus Walleij <linus.walleij at linaro.org>
>> >>>>     Signed-off-by: Zhou Wang <wangzhou1 at hisilicon.com>
>> >>>>     Signed-off-by: Wei Xu <xuwei5 at hisilicon.com>
>> >>>
>> >>>
>> >>> It is a little strange.
>> >>> I checked to this commit "28837bc3e732610ebc7c88ce205dbe43245b1cb8"
>> >>> at "git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc.git".
>> >>> and compiled with "hisi_defconfig".
>> >>>
>> >>> It is booting OK and the log is as below.
>> >>> And I have also uploaded the binary at "https://github.com/hisilicon/boards/tree/master/D01/for-tyler".
>> >>> Could you please confirm it again?
>> >>
>> >> It appears we are using different image formats to boot. The link
>> >> above shows .kernel, .monitor, .text...can I split the kernel//dtb out
>> >> from .kernel?
>> >>
>> >> I am using zImage and hip04-d01.dtb directly[1] with UEFI to TFTP
>> >> boot. Could you try this method?
>>
>> > For good measure, I tried booting next-20150514 on the D01 hardware in
>> > the Linaro lab to confirm the same failure I see locally. It fails to
>> > boot as well[1].
>>
>> Thanks!
>> I have tried your binary files and found it is stuck in the UEFI.
>> I will continue to investigate this issue.
>>
>> Hi Arnd,
>>
>> Could you please revert that branch?
>> After I resolve this issue I will send another pull request.
>> Sorry to bother you!
>> Thanks!
>>
>
> I have applied the patch below on the for-next branch now, to revert everything
> from this pull request. I have not changed the contents of the next/dt branch
> for now, and am still waiting for a bug fix. Once you know what caused the
> problem, please send a fix that applies on top of the next/dt branch in arm-soc,
> and I'll reactivate it.

FYI... I'm not aware of any fixes  for this, so I'll be removing this
branch from the next/dt branch of arm-soc before sending to Linus.

Kevin