public inbox for linux-arm-kernel@lists.infradead.org
 help / color / mirror / Atom feed
From: k.kozlowski@samsung.com (Krzysztof Kozlowski)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v5] clk: exynos5433: remove CLK_IGNORE_UNUSED flag from SPI clocks
Date: Fri, 08 Jul 2016 15:24:44 +0200	[thread overview]
Message-ID: <577FA99C.9020600@samsung.com> (raw)
In-Reply-To: <1467982058-14339-1-git-send-email-andi.shyti@samsung.com>

On 07/08/2016 02:47 PM, Andi Shyti wrote:
> Commit b82ec4e and a9e93e8 have added support in the spi device
> driver for the three clock lines required by the SPI controller
> and handles the dependency between the three (by not disabling
> any after resume).
> 
> This way none of the SPI clocks require any criticality: remove,
> then the CLK_IGNORE_UNUSED flag for the SPI related clocks.
> 
> Signed-off-by: Andi Shyti <andi.shyti@samsung.com>
> ---
> 
> Hi,
> 
> With this, I hope to have reached the end of this patch series :)
> 
> After some discussions with Tomasz first and Sylwester later, we
> agreed to move all the clock management to the spi driver, here
> are the patches that do that:
> 
>   http://marc.info/?l=linux-kernel&m=146787645626318&w=2
>   http://marc.info/?l=linux-kernel&m=146798033221943&w=2
> 
> With the above modifications to the spi driver we don't need any
> of the SPI related clocks to be marked either as critical or as
> ignore unused.
> 
> Thanks,
> Andi
> 
>  drivers/clk/samsung/clk-exynos5433.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 

Patch is okay:
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>

but I think this should not go in separately. This should be part of
SPI-related changes which add proper ioclk consumer to the SPI driver.
Without these changes, as you said to me, synchronous abort will happen.

Best regards,
Krzysztof

  reply	other threads:[~2016-07-08 13:24 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-07-08 12:47 [PATCH v5] clk: exynos5433: remove CLK_IGNORE_UNUSED flag from SPI clocks Andi Shyti
2016-07-08 13:24 ` Krzysztof Kozlowski [this message]
2016-07-08 14:27   ` Andi Shyti

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=577FA99C.9020600@samsung.com \
    --to=k.kozlowski@samsung.com \
    --cc=linux-arm-kernel@lists.infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox