linux-kernel - Re: [PATCH v9 1/8] drivers: phy: add generic PHY framework

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Message-id: <000d01ce73af$62a95a60$27fc0f20$@samsung.com>
Date:	Fri, 28 Jun 2013 12:27:15 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Kishon Vijay Abraham I' <kishon@...com>
Cc:	linux-usb@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Felipe Balbi <balbi@...com>, Arnd Bergmann <arnd@...db.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-omap@...r.kernel.org, linux-kernel@...r.kernel.org,
	Tony Lindgren <tony@...mide.com>,
	Grant Likely <grant.likely@...retlab.ca>,
	Rob Herring <rob.herring@...xeda.com>,
	'Rob Landley' <rob@...dley.net>,
	Russell King <linux@....linux.org.uk>,
	'Benoit Cousson' <benoit.cousson@...aro.org>,
	Mauro Carvalho Chehab <mchehab@...hat.com>,
	'Cesar Eduardo Barros' <cesarb@...arb.net>,
	"David S. Miller" <davem@...emloft.net>,
	'Rajendra Nayak' <rnayak@...com>,
	Shawn Guo <shawn.guo@...aro.org>,
	'Santosh Shilimkar' <santosh.shilimkar@...com>,
	devicetree-discuss@...ts.ozlabs.org, linux-doc@...r.kernel.org,
	Sekhar Nori <nsekhar@...com>, Balaji T K <balajitk@...com>,
	'George Cherian' <george.cherian@...com>,
	linux-arm-kernel@...ts.infradead.org,
	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	Jingoo Han <jg1.han@...sung.com>
Subject: Re: [PATCH v9 1/8] drivers: phy: add generic PHY framework

On Wed, 26 Jun 2013 17:17:29 +0530, Kishon Vijay Abraham Iwrote:
> The PHY framework provides a set of APIs for the PHY drivers to
> create/destroy a PHY and APIs for the PHY users to obtain a reference to the
> PHY with or without using phandle. For dt-boot, the PHY drivers should
> also register *PHY provider* with the framework.
>
> PHY drivers should create the PHY by passing id and ops like init, exit,
> power_on and power_off. This framework is also pm runtime enabled.
>
> The documentation for the generic PHY framework is added in
> Documentation/phy.txt and the documentation for dt binding can be found at
> Documentation/devicetree/bindings/phy/phy-bindings.txt
>
> Signed-off-by: Kishon Vijay Abraham I <kishon@...com>
> Tested-by: Sylwester Nawrocki <s.nawrocki@...sung.com>

Tested-by: Jingoo Han <jg1.han@...sung.com>

It looks great to me!

I tested this General PHY framework with Exynos5250 eDP.
It works properly.
I will share the patch 'Generic PHY driver for the Exynos SoC DP PHY', soon.
Thanks.

Best regards,
Jingoo Han

> ---
>  .../devicetree/bindings/phy/phy-bindings.txt       |   66 +++
>  Documentation/phy.txt                              |  129 +++++
>  MAINTAINERS                                        |    7 +
>  drivers/Kconfig                                    |    2 +
>  drivers/Makefile                                   |    2 +
>  drivers/phy/Kconfig                                |   13 +
>  drivers/phy/Makefile                               |    5 +
>  drivers/phy/phy-core.c                             |  544 ++++++++++++++++++++
>  include/linux/phy/phy.h                            |  344 +++++++++++++
>  9 files changed, 1112 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/phy/phy-bindings.txt
>  create mode 100644 Documentation/phy.txt
>  create mode 100644 drivers/phy/Kconfig
>  create mode 100644 drivers/phy/Makefile
>  create mode 100644 drivers/phy/phy-core.c
>  create mode 100644 include/linux/phy/phy.h

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