linux-kernel - Re: [PATCH v9 01/20] PM / devfreq: exynos: Add generic exynos bus frequency driver

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Date:	Tue, 12 Apr 2016 09:23:33 +0200
From:	Krzysztof Kozlowski <k.kozlowski@...sung.com>
To:	Chanwoo Choi <cw00.choi@...sung.com>, myungjoo.ham@...sung.com,
	kyungmin.park@...sung.com, kgene@...nel.org,
	s.nawrocki@...sung.com, tomasz.figa@...il.com
Cc:	rjw@...ysocki.net, robh+dt@...nel.org, pawel.moll@....com,
	mark.rutland@....com, ijc+devicetree@...lion.org.uk,
	galak@...eaurora.org, linux@....linux.org.uk,
	linux.amoon@...il.com, m.reichl@...etechno.de,
	tjakobi@...h.uni-bielefeld.de, inki.dae@...sung.com,
	linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
	linux-samsung-soc@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v9 01/20] PM / devfreq: exynos: Add generic exynos bus
 frequency driver

On 04/11/2016 05:57 AM, Chanwoo Choi wrote:
> This patch adds the generic exynos bus frequency driver for AMBA AXI bus
> of sub-blocks in exynos SoC with DEVFREQ framework. The Samsung Exynos SoC
> have the common architecture for bus between DRAM and sub-blocks in SoC.
> This driver can support the generic bus frequency driver for Exynos SoCs.
> 
> In devicetree, Each bus block has a bus clock, regulator, operation-point
> and devfreq-event devices which measure the utilization of each bus block.
> 
> Signed-off-by: Chanwoo Choi <cw00.choi@...sung.com>
> [m.reichl and linux.amoon: Tested it on exynos4412-odroidu3 board]
> Tested-by: Markus Reichl <m.reichl@...etechno.de>
> Tested-by: Anand Moon <linux.amoon@...il.com>
> Signed-off-by: MyungJoo Ham <myungjoo.ham@...sung.com>
> ---
>  drivers/devfreq/Kconfig      |  15 ++
>  drivers/devfreq/Makefile     |   1 +
>  drivers/devfreq/exynos-bus.c | 443 +++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 459 insertions(+)
>  create mode 100644 drivers/devfreq/exynos-bus.c

Acked-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>

Best regards,
Krzysztof