From: Krzysztof Kozlowski <krzk@kernel.org>
To: Ulf Hansson <ulf.hansson@linaro.org>,
Marek Szyprowski <m.szyprowski@samsung.com>,
linux-pm@vger.kernel.org
Cc: Alim Akhtar <alim.akhtar@samsung.com>,
linux-arm-kernel@lists.infradead.org,
linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] pmdomain: samsung: Fix splash-screen handover by enforcing a sync_state
Date: Sat, 12 Jul 2025 09:52:33 +0200 [thread overview]
Message-ID: <be042c1e-fac0-4928-a378-1fe3fec14a9e@kernel.org> (raw)
In-Reply-To: <20250711114719.189441-1-ulf.hansson@linaro.org>
On 11/07/2025 13:47, Ulf Hansson wrote:
> It's has been reported that some Samsung platforms fails to boot with
> genpd's new sync_state support.
>
> Typically the problem exists for platforms where bootloaders are turning on
> the splash-screen and handing it over to be managed by the kernel. However,
> at this point, it's not clear how to correctly solve the problem.
>
> Although, to make the platforms boot again, let's add a temporary hack in
> the samsung power-domain provider driver, which enforces a sync_state that
> allows the power-domains to be reset before consumer devices starts to be
> attached.
>
> Reported-by: Marek Szyprowski <m.szyprowski@samsung.com>
> Link: https://lore.kernel.org/all/212a1a56-08a5-48a5-9e98-23de632168d0@samsung.com
> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
> ---
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Best regards,
Krzysztof
next prev parent reply other threads:[~2025-07-12 7:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20250711114739eucas1p2e3b4b266d24dc239b8ef4f75da06e40b@eucas1p2.samsung.com>
2025-07-11 11:47 ` Ulf Hansson
2025-07-11 12:59 ` Marek Szyprowski
2025-07-12 7:52 ` Krzysztof Kozlowski [this message]
2025-07-14 9:34 ` Ulf Hansson
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=be042c1e-fac0-4928-a378-1fe3fec14a9e@kernel.org \
--to=krzk@kernel.org \
--cc=alim.akhtar@samsung.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pm@vger.kernel.org \
--cc=linux-samsung-soc@vger.kernel.org \
--cc=m.szyprowski@samsung.com \
--cc=ulf.hansson@linaro.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
all inboxes | Powered by JetHome®