linux-kernel - Re: [PATCH v5 0/4] Adding usb2.0 host-phy support for exynos5250

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Date:	Wed, 19 Dec 2012 11:07:37 +0530
From:	Vivek Gautam <gautamvivek1987@...il.com>
To:	linux-usb@...r.kernel.org
Cc:	dianders@...omium.org, devicetree-discuss@...ts.ozlabs.org,
	linux-kernel@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
	gregkh@...uxfoundation.org, balbi@...com,
	stern@...land.harvard.edu, kgene.kim@...sung.com,
	thomas.abraham@...aro.org, rob.herring@...xeda.com,
	grant.likely@...retlab.ca, sylvester.nawrocki@...il.com,
	jg1.han@...sung.com, yulgon.kim@...sung.com, kishon@...com,
	p.paneri@...sung.com, Vivek Gautam <gautam.vivek@...sung.com>
Subject: Re: [PATCH v5 0/4] Adding usb2.0 host-phy support for exynos5250

CC: Doug Anderson


On Tue, Dec 18, 2012 at 8:13 PM, Vivek Gautam <gautam.vivek@...sung.com> wrote:
> Changes from v4:
>  - Moved architecture side changes out of this patch-set.
>  - Added support for multiple usbphy phandle parsing and
>    doing all pmu_isolation() and phy_cfg_sel() related changes
>    in samsung-usbphy driver only instead of architecture
>    as in v4 patch-set.
>  - Removed unnecessary multi line definitions for macros.
>
> Changes from v3:
>  - Moved enums S5P_USB_PHY_DEVICE, S5P_USB_PHY_HOST from machine to file
>    include/linux/usb/samsung_usb_phy.h as USB_PHY_TYPE_DEVICE and
>    USB_PHY_TYPE_HOST to make it more generic. Further resolve its
>    dependencies.
>  - Introduced a function 'samsung_usbphy_set_type()' which takes
>    care of setting up the phy_type: HOST/DEVICE. This function
>    can be called by host/otg drivers to setup phy_type prior to
>    handling the respective PHYs.
>  - Added an error-path for HOST type phy in s5p_usb_phy_pmu_isolation()
>    for 'mach-s3c64xx'.
>  - Moving to PHY driver as default for ehci-s5p and ohci-exynos, and only
>    when failed fall back to plat-data.
>  - Added samsung_usbphy_set_type() prior to doing usb_phy_init() or
>    usb_phy_shutdown() so that appropriate PHY gets init or shutdown.
>
> Based on patches for samsung-usbphy driver:
>  1)http://lists.infradead.org/pipermail/linux-arm-kernel/2012-November/134476.html
>  2)https://lkml.org/lkml/2012/12/18/187
>
> Vivek Gautam (4):
>   ARM: EXYNOS: Update & move usb-phy types to generic include layer
>   usb: phy: samsung: Add host phy support to samsung-phy driver
>   USB: ehci-s5p: Add phy driver support
>   USB: ohci-exynos: Add phy driver support
>
>  .../devicetree/bindings/usb/samsung-usbphy.txt     |   25 +-
>  drivers/usb/host/ehci-s5p.c                        |   71 +++-
>  drivers/usb/host/ohci-exynos.c                     |   71 +++-
>  drivers/usb/phy/Kconfig                            |    2 +-
>  drivers/usb/phy/samsung-usbphy.c                   |  465 ++++++++++++++++++--
>  include/linux/usb/samsung_usb_phy.h                |   29 ++
>  6 files changed, 570 insertions(+), 93 deletions(-)
>  create mode 100644 include/linux/usb/samsung_usb_phy.h
>
> --
> 1.7.6.5
>
> --
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-- 
Thanks & Regards
Vivek
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