From: Kishon Vijay Abraham I <kishon@ti.com>
To: Greg KH <gregkh@linuxfoundation.org>
Cc: <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 6/8] phy: core: Support regulator supply for PHY power
Date: Tue, 8 Jul 2014 11:48:35 +0530 [thread overview]
Message-ID: <53BB8D3B.8060109@ti.com> (raw)
In-Reply-To: <20140708014527.GD13844@kroah.com>
Hi Greg,
On Tuesday 08 July 2014 07:15 AM, Greg KH wrote:
> On Mon, Jul 07, 2014 at 12:18:23PM +0530, Kishon Vijay Abraham I wrote:
>> From: Roger Quadros <rogerq@ti.com>
>>
>> Some PHYs can be powered by an external power regulator.
>> e.g. USB_HS PHY on DRA7 SoC. Make the PHY core support a
>> power regulator.
>>
>> Signed-off-by: Roger Quadros <rogerq@ti.com>
>> Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
>> ---
>> drivers/phy/phy-core.c | 26 ++++++++++++++++++++++++++
>> include/linux/phy/phy.h | 2 ++
>> 2 files changed, 28 insertions(+)
>
> This looks like a new feature :(
>
> again, I can't take that for 3.16-final, you know better...
In the outset it looks like a new feature (which actually is) but it actually
is needed to get USB and SATA working in DRA7xx. It was working before since
these regulators were *always on* before. But now the the users of these
regulators should explicitly enable it.
Thanks
Kishon
next prev parent reply other threads:[~2014-07-08 6:18 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-07 6:48 [GIT PULL 0/8] phy: fixes for 3.16 -rc cycle Kishon Vijay Abraham I
2014-07-07 6:48 ` [PATCH 1/8] phy: sun4i: depend on RESET_CONTROLLER Kishon Vijay Abraham I
2014-07-07 6:48 ` [PATCH 2/8] usb: phy: omap-usb2: fix devm_ioremap_resource error detection code Kishon Vijay Abraham I
2014-07-07 6:48 ` [PATCH 3/8] phy: phy-samsung-usb2: Change phy power on/power off sequence Kishon Vijay Abraham I
2014-07-08 1:44 ` Greg KH
2014-07-08 6:12 ` Kishon Vijay Abraham I
2014-07-09 21:36 ` Greg KH
2014-07-10 5:48 ` Kishon Vijay Abraham I
2014-07-07 6:48 ` [PATCH 4/8] drivers: phy: phy-samsung-usb2.c: Add missing MODULE_DEVICE_TABLE Kishon Vijay Abraham I
2014-07-07 6:48 ` [PATCH 5/8] phy: core: Fix error path in phy_create() Kishon Vijay Abraham I
2014-07-08 1:45 ` Greg KH
2014-07-08 6:14 ` Kishon Vijay Abraham I
2014-07-07 6:48 ` [PATCH 6/8] phy: core: Support regulator supply for PHY power Kishon Vijay Abraham I
2014-07-08 1:45 ` Greg KH
2014-07-08 6:18 ` Kishon Vijay Abraham I [this message]
2014-07-07 6:48 ` [PATCH 7/8] phy: core: Add phy-supply to DT binding documentation Kishon Vijay Abraham I
2014-07-07 6:48 ` [PATCH 8/8] phy: omap-usb2: Balance pm_runtime_enable() on probe failure and remove Kishon Vijay Abraham I
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