From: Kishon Vijay Abraham I <kishon@ti.com>
To: Tony Lindgren <tony@atomide.com>
Cc: Arnd Bergmann <arnd@arndb.de>,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-omap@vger.kernel.org, robh+dt@kernel.org,
pawel.moll@arm.com, mark.rutland@arm.com,
ijc+devicetree@hellion.org.uk, galak@codeaurora.org,
rogerq@ti.com, nsekhar@ti.com, linux-pci@vger.kernel.org,
linux-usb@vger.kernel.org, t-kristo@ti.com
Subject: Re: [PATCH v3 0/9] phy: use syscon framework APIs to set ctrl mod reg
Date: Fri, 18 Dec 2015 15:46:21 +0530 [thread overview]
Message-ID: <5673DCF5.1050603@ti.com> (raw)
In-Reply-To: <20151215152659.GQ23396@atomide.com>
Hi,
On Tuesday 15 December 2015 08:56 PM, Tony Lindgren wrote:
> * Kishon Vijay Abraham I <kishon@ti.com> [151215 04:47]:
>> On Tuesday 15 December 2015 05:25 PM, Arnd Bergmann wrote:
>>>>>
>>>>> Can you explain here what the conversion is good for? Why do you
>>>>> prefer the syscon mapping over a high-level driver in this case?
>>>>
>>>> phy-omap-control driver was added when there was no proper
>>>> infrastructure for doing control module initializations. The
>>>> phy-omap-control driver is not an 'actual' PHY driver and it
>>>> was just a hack to do PHY related control module initializations.
>>>> phy-omap-control is also getting unmanageable with the number of
>>>> platforms each having number of modules (like USB, SATA, PCIe),
>>>> using the same driver for control module initializations.
>>>>
>>>> Now with SYSCON framework being added to the kernel, phy-omap-control
>>>> shouldn't be needed and it also provides a uniform API across all the
>>>> modules to program the control module.
>>>
>>> Ok, so the "phy-control" devices were really just a few registers of
>>> a system controller device that does a lot of other things as well, right?
>>
>> right.
>>>
>>> Can you put your description above into the cover-letter for the series,
>>> and the merge commit?
>
> Just to confirm.. Seems like this series keeps USB working and the dts
> changes can be done later after the driver changes have been merged?
that's right Tony. Will merge this series by tomorrow if I don't get any review
comments.
Thanks
Kishon
>
> Regards,
>
> Tony
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prev parent reply other threads:[~2015-12-18 10:16 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-15 9:15 [PATCH v3 0/9] phy: use syscon framework APIs to set ctrl mod reg Kishon Vijay Abraham I
2015-12-15 9:16 ` [PATCH v3 1/9] phy: ti-pipe3: introduce local struct device* in probe Kishon Vijay Abraham I
2015-12-15 9:16 ` [PATCH v3 2/9] phy: ti-pipe3: move clk initialization to a separate function Kishon Vijay Abraham I
[not found] ` <1450170968-11282-1-git-send-email-kishon-l0cyMroinI0@public.gmane.org>
2015-12-15 9:16 ` [PATCH v3 3/9] phy: ti-pipe3: move sysctrl " Kishon Vijay Abraham I
2015-12-15 9:16 ` [PATCH v3 4/9] phy: ti-pipe3: move mem resource " Kishon Vijay Abraham I
2015-12-15 9:16 ` [PATCH v3 5/9] phy: ti-pipe3: use ti_pipe3_power_off to power off the PHY during probe Kishon Vijay Abraham I
2015-12-15 9:16 ` [PATCH v3 6/9] phy: ti-pipe3: use *syscon* framework API to power on/off the PHY Kishon Vijay Abraham I
2015-12-20 3:38 ` Rob Herring
2015-12-21 8:36 ` Kishon Vijay Abraham I
2015-12-15 9:16 ` [PATCH v3 7/9] phy: ti-pipe3: use *syscon* framework API to set PCS value of " Kishon Vijay Abraham I
2015-12-20 3:38 ` Rob Herring
2015-12-15 9:16 ` [PATCH v3 8/9] phy: omap-usb2: use omap_usb_power_off to power off the PHY during probe Kishon Vijay Abraham I
2015-12-15 9:16 ` [PATCH v3 9/9] phy: omap-usb2: use *syscon* framework API to power on/off the PHY Kishon Vijay Abraham I
2015-12-20 3:39 ` Rob Herring
2015-12-20 12:07 ` Kishon Vijay Abraham I
[not found] ` <56769A1F.3060607-l0cyMroinI0@public.gmane.org>
2015-12-22 18:19 ` Rob Herring
2015-12-15 10:56 ` [PATCH v3 0/9] phy: use syscon framework APIs to set ctrl mod reg Arnd Bergmann
2015-12-15 11:14 ` Kishon Vijay Abraham I
2015-12-15 11:55 ` Arnd Bergmann
2015-12-15 12:46 ` Kishon Vijay Abraham I
[not found] ` <56700BC0.7020007-l0cyMroinI0@public.gmane.org>
2015-12-15 15:26 ` Tony Lindgren
2015-12-18 10:16 ` Kishon Vijay Abraham I [this message]
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