All of lore.kernel.org
 help / color / mirror / Atom feed
From: sboyd@codeaurora.org (Stephen Boyd)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v6 0/4] clk: Provide support for always-on clocks
Date: Tue, 7 Apr 2015 22:28:25 -0700	[thread overview]
Message-ID: <20150408052825.GC31970@codeaurora.org> (raw)
In-Reply-To: <1428432239-4114-1-git-send-email-lee.jones@linaro.org>

On 04/07, Lee Jones wrote:
> Lots of platforms contain clocks which if turned off would prove fatal.
> The only way to recover from these catastrophic failures is to restart
> the board(s).  Now, when a clock provider is registered with the
> framework it is possible for a list of always-on clocks to be supplied
> which must be kept ungated.  Each clock mentioned in the newly
> introduced 'clock-always-on' will be clk_prepare_enable()d where the
> normal references will be taken.  This will prevent the common clk
> framework from attempting to gate them during the clk_disable_unused()
> and disable_clock() procedures.

Ah I see now. The disable_clock() part is from the PM core not
the common clock framework. This paragraph could be the commit
text for the binding patch.

-- 
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project

WARNING: multiple messages have this Message-ID (diff)
From: Stephen Boyd <sboyd@codeaurora.org>
To: Lee Jones <lee.jones@linaro.org>
Cc: linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, kernel@stlinux.com,
	mturquette@linaro.org, devicetree@vger.kernel.org,
	geert@linux-m68k.org
Subject: Re: [PATCH v6 0/4] clk: Provide support for always-on clocks
Date: Tue, 7 Apr 2015 22:28:25 -0700	[thread overview]
Message-ID: <20150408052825.GC31970@codeaurora.org> (raw)
In-Reply-To: <1428432239-4114-1-git-send-email-lee.jones@linaro.org>

On 04/07, Lee Jones wrote:
> Lots of platforms contain clocks which if turned off would prove fatal.
> The only way to recover from these catastrophic failures is to restart
> the board(s).  Now, when a clock provider is registered with the
> framework it is possible for a list of always-on clocks to be supplied
> which must be kept ungated.  Each clock mentioned in the newly
> introduced 'clock-always-on' will be clk_prepare_enable()d where the
> normal references will be taken.  This will prevent the common clk
> framework from attempting to gate them during the clk_disable_unused()
> and disable_clock() procedures.

Ah I see now. The disable_clock() part is from the PM core not
the common clock framework. This paragraph could be the commit
text for the binding patch.

-- 
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project

  parent reply	other threads:[~2015-04-08  5:28 UTC|newest]

Thread overview: 71+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-04-07 18:43 [PATCH v6 0/4] clk: Provide support for always-on clocks Lee Jones
2015-04-07 18:43 ` Lee Jones
2015-04-07 18:43 ` [PATCH v6 1/4] ARM: sti: stih407-family: Supply defines for CLOCKGEN A0 Lee Jones
2015-04-07 18:43   ` Lee Jones
2015-04-07 18:43   ` Lee Jones
2015-04-07 18:43 ` [PATCH v6 2/4] ARM: sti: stih410-clocks: Identify critical clocks as always-on Lee Jones
2015-04-07 18:43   ` Lee Jones
2015-04-07 18:43 ` [PATCH v6 3/4] clk: Provide always-on clock support Lee Jones
2015-04-07 18:43   ` Lee Jones
2015-04-07 18:43   ` Lee Jones
2015-04-08  5:02   ` Stephen Boyd
2015-04-08  5:02     ` Stephen Boyd
2015-04-07 18:43 ` [PATCH v6 4/4] clk: dt: Introduce binding for " Lee Jones
2015-04-07 18:43   ` Lee Jones
2015-04-07 19:17   ` Maxime Ripard
2015-04-07 19:17     ` Maxime Ripard
2015-04-08  8:14     ` Lee Jones
2015-04-08  8:14       ` Lee Jones
2015-04-08  9:43       ` Maxime Ripard
2015-04-08  9:43         ` Maxime Ripard
2015-04-08 10:38         ` Lee Jones
2015-04-08 10:38           ` Lee Jones
2015-04-08 15:57           ` Maxime Ripard
2015-04-08 15:57             ` Maxime Ripard
2015-04-08 15:57             ` Maxime Ripard
2015-04-08 17:23             ` Lee Jones
2015-04-08 17:23               ` Lee Jones
2015-04-08 17:23               ` Lee Jones
2015-04-22  9:34               ` Maxime Ripard
2015-04-22  9:34                 ` Maxime Ripard
2015-04-29 14:17                 ` Lee Jones
2015-04-29 14:17                   ` Lee Jones
2015-04-29 14:33                   ` Geert Uytterhoeven
2015-04-29 14:33                     ` Geert Uytterhoeven
2015-04-29 14:33                     ` Geert Uytterhoeven
2015-04-29 15:11                     ` Lee Jones
2015-04-29 15:11                       ` Lee Jones
2015-04-29 20:27                       ` Maxime Ripard
2015-04-29 20:27                         ` Maxime Ripard
2015-04-29 14:51                   ` Sascha Hauer
2015-04-29 14:51                     ` Sascha Hauer
2015-04-29 16:07                     ` Lee Jones
2015-04-29 16:07                       ` Lee Jones
2015-04-29 23:05                       ` Michael Turquette
2015-04-29 23:05                         ` Michael Turquette
2015-05-04 13:31                         ` Maxime Ripard
2015-05-04 13:31                           ` Maxime Ripard
2015-04-29 20:23                   ` Maxime Ripard
2015-04-29 20:23                     ` Maxime Ripard
2015-04-29 20:23                     ` Maxime Ripard
2015-04-30  9:57                     ` Lee Jones
2015-04-30  9:57                       ` Lee Jones
2015-05-01  5:34                       ` Sascha Hauer
2015-05-01  5:34                         ` Sascha Hauer
2015-05-01  6:44                         ` Lee Jones
2015-05-01  6:44                           ` Lee Jones
2015-05-07 21:20                           ` Maxime Ripard
2015-05-07 21:20                             ` Maxime Ripard
2015-05-07 21:20                             ` Maxime Ripard
2015-05-08  7:22                             ` Lee Jones
2015-05-08  7:22                               ` Lee Jones
2015-05-15 14:12                               ` Maxime Ripard
2015-05-15 14:12                                 ` Maxime Ripard
2015-05-15 14:12                                 ` Maxime Ripard
2015-04-07 20:32   ` Rob Herring
2015-04-07 20:32     ` Rob Herring
2015-04-08  5:25   ` Stephen Boyd
2015-04-08  5:25     ` Stephen Boyd
2015-04-08  5:25     ` Stephen Boyd
2015-04-08  5:28 ` Stephen Boyd [this message]
2015-04-08  5:28   ` [PATCH v6 0/4] clk: Provide support for always-on clocks Stephen Boyd

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=20150408052825.GC31970@codeaurora.org \
    --to=sboyd@codeaurora.org \
    --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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.