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Re: [PATCH 0/3] omap: hwmod: add default reset handling support

From Kishon Vijay Abraham I <kishon@ti.com>
Newsgroups linux.kernel
Subject Re: [PATCH 0/3] omap: hwmod: add default reset handling support
Date 2016-02-09 06:20 +0100
Message-ID <r08Su-7TY-7@gated-at.bofh.it> (permalink)
References <qZS1j-4tX-1@gated-at.bofh.it> <r01ei-2kE-23@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Hi,

On Tuesday 09 February 2016 02:37 AM, Suman Anna wrote:
> On 02/08/2016 05:12 AM, Kishon Vijay Abraham I wrote:
>> Add a new hwmod flag to indicate custom reset handling and use it
>> for devices that require custom reset handling (like dsp, ipu, iva).
>>
>> Tested PCIe on dra7-evm and dra72-evm.
>> I need help in testing DSP, IPU, IVA, PRU, GFX, M3 in other platforms.
>> Or a way to test these cores to see if reset is not broken. Suman?
> 
> I won't be able to test this week, and have requested Dave to check on
> wkup_m3_rproc driver atleast. I see one potential issue (see my commment
> on the other thread), but can confirm that only after testing.
> 
> Have you tested multiple probe/removal sequences? Can you check the
> return status on the _hardreset_deassert call with your PCIe driver,
> believe even that one would return an error on multiple probes.

hmm.. the PCIe driver is built-in and can't be made as module because of other
issues in PCIe core. But looks like the first deassert succeeded since I didn't
observe the boot hang because of PCIe.

Thanks
Kishon

> 
> regards
> Suman
> 
>>
>> I'll post this series once again after performing these tests.
>>
>> Paul Walmsley (3):
>>   ARM: omap2+: omap_hwmod: introduce hwmod flag for custom reset
>>     handling
>>   ARM: OMAP2+: hwmod: use HWMOD_CUSTOM_HARDRESET for custom reset
>>     handling
>>   ARM: OMAP2+: hwmod: Add default reset handling
>>
>>  arch/arm/mach-omap2/omap_hwmod.c                   |   16 +++++++++++-----
>>  arch/arm/mach-omap2/omap_hwmod.h                   |   12 ++++++++++++
>>  arch/arm/mach-omap2/omap_hwmod_2420_data.c         |    2 ++
>>  arch/arm/mach-omap2/omap_hwmod_2430_data.c         |    1 +
>>  .../mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c |    2 ++
>>  arch/arm/mach-omap2/omap_hwmod_33xx_data.c         |    1 +
>>  arch/arm/mach-omap2/omap_hwmod_3xxx_data.c         |    3 +++
>>  arch/arm/mach-omap2/omap_hwmod_43xx_data.c         |    1 +
>>  arch/arm/mach-omap2/omap_hwmod_44xx_data.c         |    6 ++++++
>>  arch/arm/mach-omap2/omap_hwmod_54xx_data.c         |    2 ++
>>  10 files changed, 41 insertions(+), 5 deletions(-)
>>
> 

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Thread

[PATCH 0/3] omap: hwmod: add default reset handling support Kishon Vijay Abraham I <kishon@ti.com> - 2016-02-08 12:20 +0100
  [PATCH 1/3] ARM: omap2+: omap_hwmod: introduce hwmod flag for custom reset handling Kishon Vijay Abraham I <kishon@ti.com> - 2016-02-08 12:20 +0100
  [RFT PATCH 2/3] ARM: OMAP2+: hwmod: use HWMOD_CUSTOM_HARDRESET for custom reset handling Kishon Vijay Abraham I <kishon@ti.com> - 2016-02-08 12:20 +0100
  [PATCH 3/3] ARM: OMAP2+: hwmod: Add default reset handling Kishon Vijay Abraham I <kishon@ti.com> - 2016-02-08 12:20 +0100
  Re: [PATCH 0/3] omap: hwmod: add default reset handling support Tony Lindgren <tony@atomide.com> - 2016-02-08 21:50 +0100
    Re: [PATCH 0/3] omap: hwmod: add default reset handling support Kishon Vijay Abraham I <kishon@ti.com> - 2016-02-09 06:20 +0100
      Re: [PATCH 0/3] omap: hwmod: add default reset handling support Tony Lindgren <tony@atomide.com> - 2016-02-09 17:00 +0100
  Re: [PATCH 0/3] omap: hwmod: add default reset handling support Suman Anna <s-anna@ti.com> - 2016-02-08 22:10 +0100
    Re: [PATCH 0/3] omap: hwmod: add default reset handling support Kishon Vijay Abraham I <kishon@ti.com> - 2016-02-09 06:20 +0100
      Re: [PATCH 0/3] omap: hwmod: add default reset handling support Suman Anna <s-anna@ti.com> - 2016-02-09 18:50 +0100
        Re: [PATCH 0/3] omap: hwmod: add default reset handling support Dave Gerlach <d-gerlach@ti.com> - 2016-02-09 21:30 +0100
          Re: [PATCH 0/3] omap: hwmod: add default reset handling support Paul Walmsley <paul@pwsan.com> - 2016-02-09 22:40 +0100

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