From: Tony Lindgren <tony@atomide.com>
To: Nishanth Menon <nm@ti.com>
Cc: "Dr. H. Nikolaus Schaller" <hns@goldelico.com>,
Lee Jones <lee.jones@linaro.org>,
LKML <linux-kernel@vger.kernel.org>,
Marek Belisko <marek@goldelico.com>,
linux-omap@vger.kernel.org
Subject: Re: PROBLEM: bindings for drivers/mfd/twl4030-power.c
Date: Wed, 3 Sep 2014 12:02:34 -0700 [thread overview]
Message-ID: <20140903190234.GH11766@atomide.com> (raw)
In-Reply-To: <54076311.2030306@ti.com>
* Nishanth Menon <nm@ti.com> [140903 11:51]:
> On 09/03/2014 01:45 PM, Tony Lindgren wrote:
> > * Dr. H. Nikolaus Schaller <hns@goldelico.com> [140901 09:54]:
> >> Hi,
> >>
> >> Am 25.08.2014 um 23:26 schrieb Tony Lindgren:
> >>
> >>> * Dr. H. Nikolaus Schaller <hns@goldelico.com> [140817 08:46]:
> >>>> I am trying to make ti,use_poweroff work on 3.17-rc1 for the GTA04 board.
> >>>> Poweroff was broken for a while and I found that the driver isn't loaded at all.
> >>>>
> >>>> It appears to me that commit e7cd1d1eb16fcdf53001b926187a82f1f3e1a7e6
> >>>> did rename the compatible entry from "ti,twl4030-power" to "ti,twl4030-power-reset"
> >>>> but this was not documented in the bindings and of course our DT does not
> >>>> match.
> >>>>
> >>>> Even your commit message talks about "ti,twl4030-power" although I can't find it
> >>>> in the code.
> >>>
> >>> Hmm sorry did I accidentally remove ti,twl4030-power? If so, that should
> >>> be added back for sure. Do you have a patch for that already?
> >>
> >> No, I have only updated our device tree because I don't know if it really should
> >> be added back or not.
> >>
> >> As you say the "ti,twl4030-power" does not configure anything. So what
> >> is it good for?
> >
> > Only for the poweroff if "ti,use_poweroff" is set. Care to do a patch
> > as you clearly have a use case to test it with?
>
> Tony, we were talking about supporting ti,system-power-controller as
> the standard way of stating poweroff control is by the PMIC. this
> seems to be standard in various SoCs. use_poweroff seems to predate
> that standardization. Should'nt we start using
> ti,system-power-controller instead?
Sure we can add that. But need to keep also parsing "ti,use_poweroff"
as it's already in use.
Regards,
Tony
next prev parent reply other threads:[~2014-09-03 19:02 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <FAC7D7E5-1D05-4D63-821F-C56D3AAA8FF9@goldelico.com>
2014-08-25 21:26 ` PROBLEM: bindings for drivers/mfd/twl4030-power.c Tony Lindgren
2014-09-01 16:54 ` Dr. H. Nikolaus Schaller
2014-09-03 18:45 ` Tony Lindgren
2014-09-03 18:50 ` Nishanth Menon
2014-09-03 19:02 ` Tony Lindgren [this message]
2014-09-03 19:13 ` Nishanth Menon
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