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From: javier.martinez@collabora.co.uk (Javier Martinez Canillas)
To: linux-arm-kernel@lists.infradead.org
Subject: Unable to boot mainline on snow chromebook since 3.15
Date: Sun, 07 Sep 2014 18:40:47 +0200	[thread overview]
Message-ID: <540C8A8F.5010106@collabora.co.uk> (raw)
In-Reply-To: <540C8577.2070907@gmail.com>

Hello Tomasz,

On 09/07/2014 06:19 PM, Tomasz Figa wrote:
> On 07.09.2014 18:12, Javier Martinez Canillas wrote:
>> Clocks is not an issue at least on this machine since the bootloader already
>> passes the clk_ignore_unused parameter to the kernel command line so in that
>> sense there isn't a regression comparing with older kernels. If possible I
>> would prefer to leave this way instead of adding quirks to the clock driver,
>> specially since there are proposed patches to have the display working using
>> the Exynos DRM driver on this machine.
> 
> Well, clk_ignore_unused seems a bit too coarse grained to me. Also
> forcing the user to add it in his bootloader (or any other way) is not
> really the best practice IMHO.
>

Fair enough.

> At least for next 3.17-rc I'd suggest fixing this up in respective clock
> driver and dropping the hack only after Exynos DRM patches are merged
> and confirmed working.
> 

Ok, I'll prepare a patch to add the CLK_IGNORE_UNUSED flag to the needed
clocks in drivers/clk/samsung/clk-exynos5250.c. That will be a more
fine-grained solution since the clk_ignore_unused kernel parameter won't be
needed.

> Best regards,
> Tomasz
> 

Best regards,
Javier

  reply	other threads:[~2014-09-07 16:40 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20140905115704.GO13515@arm.com>
2014-09-05 12:22 ` Unable to boot mainline on snow chromebook since 3.15 Will Deacon
2014-09-05 13:46   ` Ajay kumar
2014-09-05 13:56     ` Vivek Gautam
2014-09-08 11:17       ` Will Deacon
2014-09-05 14:12     ` Marc Zyngier
2014-09-05 20:25   ` Doug Anderson
2014-09-07  9:06     ` Javier Martinez Canillas
2014-09-07 15:01       ` Mark Brown
2014-09-07 15:51         ` Javier Martinez Canillas
2014-09-07 15:52       ` Tomasz Figa
2014-09-07 16:12         ` Javier Martinez Canillas
2014-09-07 16:19           ` Tomasz Figa
2014-09-07 16:40             ` Javier Martinez Canillas [this message]
2014-09-08 11:21             ` Will Deacon
2014-09-08 11:55               ` Javier Martinez Canillas
2014-09-08 12:46                 ` Will Deacon
2014-09-08 12:20               ` Grant Likely
2014-09-08 13:49                 ` Mark Brown
2014-09-08 14:05                   ` Javier Martinez Canillas
2014-09-10 11:17                     ` Will Deacon
2014-09-10 16:03                       ` Doug Anderson
2014-09-10 16:23                         ` Will Deacon
2014-09-08 15:58                 ` Doug Anderson
2014-09-08 19:40                   ` Grant Likely
2014-09-10 13:06                     ` Olof Johansson
2014-09-10 14:31                       ` Mark Brown
2014-09-10 14:56                         ` Grant Likely
2014-09-10 15:39                           ` Mark Brown
2014-09-10 16:29                             ` Grant Likely
2014-09-10 16:45                               ` Doug Anderson
2014-09-10 19:45                                 ` Mark Brown
2014-09-10 19:51                                   ` Doug Anderson
2014-09-10 16:57                               ` Mark Brown
2014-09-11  9:22                                 ` Grant Likely
2014-09-11 18:03                                   ` Mark Brown
2014-09-11 22:54                                     ` Doug Anderson
2014-09-29 12:57                           ` Thierry Reding
2014-09-29 13:12                             ` Grant Likely
2014-09-29 16:37                               ` Mark Brown
2014-09-30  6:12                               ` Thierry Reding
2014-09-29 20:46                             ` Maxime Ripard
2014-09-10 16:36                         ` Olof Johansson
2014-09-10 18:17                           ` Mark Brown
2014-09-11  9:06                         ` Grant Likely
2014-09-11 16:16                           ` Mark Brown
2014-09-08  4:36         ` Doug Anderson
2014-09-08  6:09           ` Javier Martinez Canillas
2014-09-08 15:55             ` Doug Anderson
2014-09-08 16:07               ` Will Deacon
2014-09-08 16:12                 ` Doug Anderson
2014-09-08 10:20           ` Mark Brown
2014-09-08  4:43         ` Doug Anderson
2015-01-30  4:56 bruce m beach

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