From: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Date: Mon, 24 Nov 2014 12:28:17 +0000 (+0100)
Subject: PM / devfreq: tegra: add devfreq driver for Tegra Activity Monitor
X-Git-Tag: omap-for-v4.1/prcm-dts-mfd-syscon-fix~144^2~4^4^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6234f38016ad56321ad0e4bfb57a10a3d940380a;p=pandora-kernel.git

PM / devfreq: tegra: add devfreq driver for Tegra Activity Monitor

The ACTMON block can monitor several counters, providing averaging and firing
interrupts based on watermarking configuration. This implementation monitors
the MCALL and MCCPU counters to choose an appropriate frequency for the
external memory clock.

This patch is based on work by Alex Frid <afrid@nvidia.com> and Mikko
Perttunen <mikko.perttunen@kapsi.fi>.

Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
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