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From: s.nawrocki@samsung.com (Sylwester Nawrocki)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/5] clk: samsung: exynos4415: Add clocks using common clock framework
Date: Fri, 24 Oct 2014 15:56:08 +0200	[thread overview]
Message-ID: <544A5A78.2030101@samsung.com> (raw)
In-Reply-To: <CAD8Lp45F_6UWXx0f2xVGZL+Rgemg2fzkYhnfPdaeaiky0rKPgw@mail.gmail.com>

On 24/10/14 15:18, Daniel Drake wrote:
> On Sun, Oct 19, 2014 at 9:32 PM, Chanwoo Choi <cw00.choi@samsung.com> wrote:
>> > This patch adds the new clock driver of Exynos4415 SoC based on Cortex-A9
>> > using common clock framework. The CMU (Clock Management Unit) of Exynos4415
>> > controls PLLs(Phase Locked Loops) and generates system clocks for CPU, buses
>> > and function clocks for individual IPs.
>
> There seems to be a lot in common here with other exynos4 variants in
> clk-exynos4.c. Have you considered just adding support for the 4415 in
> the existing driver?

I would rather avoid mixing clock description tables for more SoCs in
clk-exynos4.c. There is quite a few differences between exynos4x12 and
exynos4415 clock controllers, I'm afraid merging exynos4415 support to
clk-exynos4.c would just create more branches and made the code harder
to follow, without much decrease in code size. The clock tree in single
SoC is already complex, without consolidating support for several SoCs
in one unit.

-- 
Regards,
Sylwester

  parent reply	other threads:[~2014-10-24 13:56 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-20  3:29 [PATCH 0/5] Support new Exynos4415 SoC based on Cortex-A9 quad cores Chanwoo Choi
2014-10-20  3:32 ` [PATCH 1/5] ARM: EXYNOS: Add EXYNOS4415 SoC ID Chanwoo Choi
2014-10-24 11:43   ` Tomasz Figa
2014-10-24 11:46     ` Chanwoo Choi
2014-10-20  3:32 ` [PATCH 2/5] clk: samsung: exynos4415: Add clocks using common clock framework Chanwoo Choi
2014-10-24 10:54   ` Sylwester Nawrocki
2014-10-24 10:59     ` Chanwoo Choi
2014-10-24 13:18   ` Daniel Drake
2014-10-24 13:28     ` Tomasz Figa
2014-10-24 13:36     ` Chanwoo Choi
2014-10-24 13:56     ` Sylwester Nawrocki [this message]
2014-10-20  3:32 ` [PATCH 3/5] clk: samsung: Document binding for Exynos4415 clock controller Chanwoo Choi
2014-10-24 10:32   ` Sylwester Nawrocki
2014-10-24 10:34     ` Chanwoo Choi
2014-10-20  3:32 ` [PATCH 4/5] pinctrl: exynos: Add support for Exynos4415 Chanwoo Choi
2014-10-20  3:32 ` [PATCH 5/5] ARM: dts: Add dts files for Exynos4415 SoC Chanwoo Choi
2014-10-24 13:23   ` Daniel Drake
2014-10-24 13:30     ` Tomasz Figa
2014-10-24 13:34     ` Marek Szyprowski
2014-10-24 13:44       ` Daniel Drake
2014-10-24 13:53     ` Chanwoo Choi

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