From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: MyungJoo Ham <myungjoo.ham@samsung.com>
Cc: linux-arm-kernel@lists.infradead.org,
linux-samsung-soc@vger.kernel.org, kyungmin.park@samsung.com,
kgene.kim@samsung.com, myungjoo.ham@gmail.com,
ben-linux@fluff.org
Subject: Re: [PATCH v4 7/7] ARM: S5PV210: Initial CPUFREQ Support
Date: Thu, 22 Jul 2010 11:21:09 +0100 [thread overview]
Message-ID: <20100722102109.GI10930@sirena.org.uk> (raw)
In-Reply-To: <1279790573-24179-8-git-send-email-myungjoo.ham@samsung.com>
On Thu, Jul 22, 2010 at 06:22:53PM +0900, MyungJoo Ham wrote:
> S5PV210 CPUFREQ Support.
>
> This CPUFREQ may work without PMIC's DVS support. However, it is not
> as effective without DVS support as supposed. AVS is not supported in
> this version.
>
> Note that CLK_SRC of some clocks including ARMCLK, G3D, G2D, MFC,
> and ONEDRAM are modified directly without updating clksrc_src
> representations of the clocks. Because CPUFREQ reverts the CLK_SRC
> to the supposed values, this does not affect the consistency as long as
> there are no other modules that modifies clock sources of ARMCLK, G3D,
> G2D, MFC, and ONEDRAM (and only CPUFREQ should have the control). As
> soon as clock framework is settled, we may update source clocks
> (.parent field) of those clocks accordingly later.
>
> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Still
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
next prev parent reply other threads:[~2010-07-22 10:21 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-22 9:22 [PATCH v4 0/7] ARM: S5PV210: CPUFREQ Initial Support MyungJoo Ham
2010-07-22 9:22 ` [PATCH v4 1/7] ARM: S5PV210: Allow to probe whether workaround codes are required MyungJoo Ham
2010-07-22 9:22 ` [PATCH v4 2/7] ARM: Samsung SoC: added hclk/pclk info to s3c_freq for s5pv210 cpu-freq MyungJoo Ham
2010-07-22 9:22 ` [PATCH v4 3/7] ARM: S5P: Added default pll values for APLL 800/1000MHz MyungJoo Ham
2010-07-22 9:22 ` [PATCH v4 4/7] ARM: S5P: Virtual Addresses for DMCx registers MyungJoo Ham
2010-07-22 9:22 ` [PATCH v4 5/7] ARM: S5PV210: Access " MyungJoo Ham
2010-07-22 9:22 ` [PATCH v4 6/7] ARM: S5PV210: macros for clock registers at regs-clock.h MyungJoo Ham
2010-07-22 9:22 ` [PATCH v4 7/7] ARM: S5PV210: Initial CPUFREQ Support MyungJoo Ham
2010-07-22 10:21 ` Mark Brown [this message]
2010-07-26 4:54 ` Kukjin Kim
2010-07-26 6:15 ` MyungJoo Ham
2010-07-26 4:58 ` [PATCH v4 1/7] ARM: S5PV210: Allow to probe whether workaround codes are required Kukjin Kim
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