linux-kernel - Re: [PATCH 1/2] clk: exynos5420: Add IDs for clocks used in DISP1 power domain

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20150120175402.22722.84342@quantum>
Date:	Tue, 20 Jan 2015 09:54:02 -0800
From:	Mike Turquette <mturquette@...aro.org>
To:	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	"Javier Martinez Canillas" <javier.martinez@...labora.co.uk>,
	"Kukjin Kim" <kgene@...nel.org>
Cc:	"Tomasz Figa" <tomasz.figa@...il.com>,
	"Rahul Sharma" <rahul.sharma@...sung.com>,
	"Arun Kumar K" <arun.kk@...sung.com>,
	"Doug Anderson" <dianders@...omium.org>,
	"Olof Johansson" <olof@...om.net>,
	"Marek Szyprowski" <m.szyprowski@...sung.com>,
	"Tobias Jakobi" <liquid.acid@....net>,
	"Andrzej Hajda" <a.hajda@...sung.com>,
	"Krzysztof Kozlowski" <k.kozlowski@...sung.com>,
	"Kevin Hilman" <khilman@...aro.org>,
	"Joonyoung Shim" <jy0922.shim@...sung.com>,
	linux-samsung-soc@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] clk: exynos5420: Add IDs for clocks used in DISP1 power
 domain

Quoting Sylwester Nawrocki (2015-01-20 06:04:00)
> Hi,
> 
> On 20/01/15 11:35, Javier Martinez Canillas wrote:
> > When a power domain is powered off on Exynos5420 SoC, the input clocks of
> > the devices attached to this power domain are re-parented to oscclk and
> > restored to the original parent after powering on the power domain.
> > 
> > So a reference to the input and parent clocks for the devices attached to
> > a power domain are needed to be able to do the re-parenting. The DISP1 pd
> > includes modules which uses the following clocks:
> > 
> > ACLK_200_DISP1 (MIXER and HDMILINK)
> > ACLK_300_DISP1 (FIMD1)
> > ACLK_400_DISP1 (Internal Buses)
> > 
> > Each of these clocks are generated as the output of a clock mux so add an
> > ID for all of these clock muxes and their parents to be referenced in the
> > DISP1 power domain device node.
> > 
> > Signed-off-by: Javier Martinez Canillas <javier.martinez@...labora.co.uk>
> 
> The patch looks OK to me, I'm fine with it being merged via Kukjin's tree
> due to the dts dependencies (including other pending dts patches touching
> the arch/arm/boot/dts/exynos5420.dtsi file).
> I think we need also Mike ACK for that, I could also queue the patch for
> the clk tree and create a topic branch, but merging both patches via
> arm-soc seems a more sane option in this case.
> 
> Acked-by: Sylwester Nawrocki <s.nawrocki@...sung.com>

Acked-by: Michael Turquette <mturquette@...aro.org>

> 
> --
> Thanks,
> Sylwester
> 
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/