From: olof@lixom•net (Olof Johansson)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v5 00/12] clk: exynos4: migrate to common clock framework
Date: Wed, 2 Jan 2013 11:33:22 -0800 [thread overview]
Message-ID: <20130102193322.GA6583@quad.lixom.net> (raw)
In-Reply-To: <CAJuYYwTbdEDkt41FsJUOt3wq7rq9XHDhMari56GG5T8S1dF7=A@mail.gmail.com>
On Sun, Dec 30, 2012 at 09:35:16PM -0800, Thomas Abraham wrote:
> On 29 December 2012 21:29, Olof Johansson <olof@lixom•net> wrote:
> > On Sat, Dec 29, 2012 at 04:33:29PM -0800, Thomas Abraham wrote:
> >> Changes since v4:
> >> - Rebased to linux-3.8-rc1.
> >>
> >> Changes since v3:
> >> - Includes changes suggested by Tomasz Figa <tomasz.figa@gmail•com>
> >>
> >> This patch series migrates the Samsung Exynos4 SoC clock code to adopt the
> >> common clock framework. The use of Samsung specific clock structures has
> >> been removed and all board support code has been updated. imx-style of
> >> clock registration and lookup has been adopted for device tree based
> >> exynos4 platforms.
> >
> > I'd prefer to see if exynos4 and 5 were kept common here, and both transitioned
> > at the same time. Especially since there are no legacy boards for exynos5, it
> > would mean you could have a very clean transition there. What's the plan to
> > follow up with 5?
>
> Ok. I have been looking into Exynos4 since Mr. Kim was already onto
> Exynos5 common clock. Sure, we could do a cleaner Exynos4/5 common
> clock series for v3.9. That would let both exynos4/5 to be built
> together which otherwise this patch series would not allow.
Great, that sounds good. Regressing exynos 4+5 builds would definitely be a bad
thing. In other words, it makes sense to hold off merging the exynos4 pieces
until the 5 counterparts are ready.
> > What are the plans to remove legacy board files on exynos4 at this time
> > and switch them to DT-only? You could do it gradually like Stephen Warren
> > did on Tegra, with hooks that call out to some of the legacy code, but
> > configure the board through device tree and do away with the classic
> > machine descriptors, etc.
>
> I did try this sometime back for exynos4210 based origen board. But
> did not make much progress since certain portions require the older
> samsung gpiolib support and exynos4210 mainline device tree support
> has migrated to newer pinctrl framework. There is some work here to do
> and I will work with Mr. Kim on this.
Great, thanks.
-Olof
next prev parent reply other threads:[~2013-01-02 19:33 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-30 0:33 [PATCH v5 00/12] clk: exynos4: migrate to common clock framework Thomas Abraham
2012-12-30 0:33 ` [PATCH v5 01/12] clk: samsung: add common clock framework helper functions for Samsung platforms Thomas Abraham
2012-12-30 0:33 ` [PATCH v5 02/12] clk: samsung: add pll clock registration helper functions Thomas Abraham
2012-12-30 0:33 ` [PATCH v5 03/12] clk: exynos4: register clocks using common clock framework Thomas Abraham
2012-12-30 0:33 ` [PATCH v5 04/12] ARM: Exynos: Rework timer initialization sequence Thomas Abraham
2012-12-30 0:33 ` [PATCH v5 05/12] ARM: Exynos4: Migrate clock support to common clock framework Thomas Abraham
2012-12-30 0:33 ` [PATCH v5 06/12] ARM: dts: add exynos4 clock controller nodes Thomas Abraham
2012-12-30 0:33 ` [PATCH v5 07/12] ARM: dts: add xxti and xusbxti fixed rate clock nodes for exynos4 based platforms Thomas Abraham
2012-12-30 0:33 ` [PATCH v5 08/12] ARM: Exynos4: allow legacy board support to specify xxti and xusbxti clock speed Thomas Abraham
2012-12-30 0:33 ` [PATCH v5 09/12] ARM: dts: add clock provider information for all controllers in Exynos4 SoC Thomas Abraham
2012-12-30 0:33 ` [PATCH v5 10/12] ARM: Exynos4: remove auxdata table from machine file Thomas Abraham
2012-12-30 0:33 ` [PATCH v5 11/12] ARM: Exynos: use fin_pll clock as the tick clock source for mct Thomas Abraham
2012-12-30 0:33 ` [PATCH v5 12/12] ARM: Exynos: add support for mct clock setup Thomas Abraham
2012-12-30 5:29 ` [PATCH v5 00/12] clk: exynos4: migrate to common clock framework Olof Johansson
2012-12-31 1:37 ` Kukjin Kim
2013-01-02 19:35 ` Olof Johansson
2012-12-31 5:35 ` Thomas Abraham
2013-01-02 19:33 ` Olof Johansson [this message]
2013-01-21 14:29 ` Sylwester Nawrocki
2013-01-21 16:22 ` Tomasz Figa
2013-01-21 19:07 ` Mike Turquette
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