Messages in this thread | | | Date | Thu, 26 Mar 2015 04:09:23 +0530 | From | Kishon Vijay Abraham I <> | Subject | Re: [PATCH v1 1/3] phy: phy-core: allow specifying supply at port level |
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Hi,
On Thursday 26 March 2015 03:47 AM, Dmitry Torokhov wrote: > On Wed, Mar 25, 2015 at 3:11 PM, Kishon Vijay Abraham I <kishon@ti.com> wrote: >> Hi, >> >> On Saturday 21 March 2015 02:55 AM, Arun Ramamurthy wrote: >>> Multi-port phy's may have per-port power supplies. Let's change phy core >>> to first attempt to look up the supply at the port level, and then, if >>> not found, check parent device. >> >> Why not just have every port provide the power supply if it needs? >> I don't think checking for parent device should be present in the phy-core at >> all. > > We need to do that if we want to keep compatibility with the current > DTSes: before this patch the supply would be always looked up on > device and not port level.
ah okay. so just using regulator_get_optional(&phy->dev, "phy"); should be sufficient right? Why do we need regulator_get_optional(phy->dev.parent, "phy");?
Thanks Kishon
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