From mboxrd@z Thu Jan 1 00:00:00 1970 From: broonie@opensource.wolfsonmicro.com (Mark Brown) Date: Tue, 19 Jun 2012 10:17:19 +0100 Subject: Where to power on the wifi device before loading the driver. In-Reply-To: <6B4D417B830BC44B8026029FD256F7F1C6EE2DD622@HKMAIL01.nvidia.com> References: <6B4D417B830BC44B8026029FD256F7F1C377BFFE88@HKMAIL01.nvidia.com> <4FD90352.9090606@wwwdotorg.org> <20120614063120.GA20167@avionic-0098.mockup.avionic-design.de> <20120614121234.GC3913@opensource.wolfsonmicro.com> <4FDA092E.10301@wwwdotorg.org> <6B4D417B830BC44B8026029FD256F7F1C377BFFE8D@HKMAIL01.nvidia.com> <4FDB5976.20809@wwwdotorg.org> <6B4D417B830BC44B8026029FD256F7F1C6EE2DD61F@HKMAIL01.nvidia.com> <43E4817426ED174AA81263BCECB4351D138E8ACD6B@sc-vexch3.marvell.com> <6B4D417B830BC44B8026029FD256F7F1C6EE2DD622@HKMAIL01.nvidia.com> Message-ID: <20120619091719.GZ3974@opensource.wolfsonmicro.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue, Jun 19, 2012 at 12:25:58PM +0800, Wei Ni wrote: As Stephen previously said please fix your mail formatting - word wrapping within paragraphs is important! > On Tue, Jun 19, 2012 at 09:23:35, Philip Rakity wrote: > >Why can't you use the regulator notify to get called back on power or > >voltage change options to plumb in the manipulation of the gpio. I can > >imagine you might need to add a notify call in core.c if you need to > >assert the gpio before power is applied > > Yes, we can use the regulator notify, but the Tegra30 support is via > device tree, I think there have no special board file to run the call > back. You can mix board files with device tree for cases where device tree is not yet up to the job, though the goal should be to come up with a way of expressing things in device tree. -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 836 bytes Desc: Digital signature URL: