Re: [PATCH 6/8] phy: core: Support regulator supply for PHY power
From: Kishon Vijay Abraham I
Date: Tue Jul 08 2014 - 02:18:58 EST
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@xxxxxx>
>> 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@xxxxxx>
>> Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx>
>> 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.
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