public inbox for linux-clk@vger.kernel.org
 help / color / mirror / Atom feed
From: <Conor.Dooley@microchip.com>
To: <sboyd@kernel.org>, <linux-clk@vger.kernel.org>,
	<mturquette@baylibre.com>
Cc: <Daire.McNamara@microchip.com>, <linux-riscv@lists.infradead.org>,
	<palmer@rivosinc.com>, <andrew@lunn.ch>, <linux@armlinux.org.uk>
Subject: Re: [PATCH v2] clk: microchip: mpfs: don't reset disabled peripherals
Date: Fri, 22 Apr 2022 06:26:17 +0000	[thread overview]
Message-ID: <b22df610-f36f-5eed-d223-986cfd03e3ca@microchip.com> (raw)
In-Reply-To: <20220422023512.C01EEC385A7@smtp.kernel.org>

On 22/04/2022 02:35, Stephen Boyd wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> Quoting Conor Dooley (2022-04-11 00:23:41)
>> The current clock driver for PolarFire SoC puts the hardware behind
>> "periph" clocks into reset if their clock is disabled. CONFIG_PM was
>> recently added to the riscv defconfig and exposed issues caused by this
>> behaviour, where the Cadence GEM was being put into reset between its
>> bringup & the PHY bringup:
>>
>> https://lore.kernel.org/linux-riscv/9f4b057d-1985-5fd3-65c0-f944161c7792@microchip.com/
>>
>> Fix this (for now) by removing the reset from mpfs_periph_clk_disable.
>>
>> Fixes: 635e5e73370e ("clk: microchip: Add driver for Microchip PolarFire SoC")
>> Reviewed-by: Daire McNamara <daire.mcnamara@microchip.com>
>> Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
>> ---
> 
> Applied to clk-fixes

thanks!

      reply	other threads:[~2022-04-22  6:26 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-11  7:23 [PATCH v2] clk: microchip: mpfs: don't reset disabled peripherals Conor Dooley
2022-04-22  2:35 ` Stephen Boyd
2022-04-22  6:26   ` Conor.Dooley [this message]

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=b22df610-f36f-5eed-d223-986cfd03e3ca@microchip.com \
    --to=conor.dooley@microchip.com \
    --cc=Daire.McNamara@microchip.com \
    --cc=andrew@lunn.ch \
    --cc=linux-clk@vger.kernel.org \
    --cc=linux-riscv@lists.infradead.org \
    --cc=linux@armlinux.org.uk \
    --cc=mturquette@baylibre.com \
    --cc=palmer@rivosinc.com \
    --cc=sboyd@kernel.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