From: Stephen Boyd <sboyd-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
To: Viresh Kumar <viresh.kumar-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Cc: Rob Herring <robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Rafael Wysocki <rjw-LthD3rsA81gm4RdzfppkhA@public.gmane.org>,
nm-l0cyMroinI0@public.gmane.org,
linaro-kernel-cunTk1MwBs8s++Sfvej+rw@public.gmane.org,
linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
rob.herring-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Ian Campbell
<ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org>,
Kumar Gala <galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
open list <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
Pawel Moll <pawel.moll-5wv7dgnIgG8@public.gmane.org>,
"Rafael J. Wysocki"
<rafael.j.wysocki-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH 01/16] PM / OPP: Add 'supply-names' binding
Date: Fri, 16 Oct 2015 12:16:58 -0700 [thread overview]
Message-ID: <20151016191658.GA16437@codeaurora.org> (raw)
In-Reply-To: <20151016060227.GS19018@linux>
On 10/16, Viresh Kumar wrote:
> On 15-10-15, 17:22, Stephen Boyd wrote:
> > I'm lost why we need this property at all. What happened to using
> >
> > opp-microvolt-0 = <1 2 3>;
> > opp-microvolt-1 = <1>;
> > opp-microvolt-2 = <3 4 5>;
> > etc.
>
> Perhaps you are confusing this with the bindings we came up for
> picking right voltage levels based on the cuts/version of the hardware
> we are running on. The problem that Lee Jones mentioned and that can
> be used in your case as well.
Isn't that what this patch series is for?
>
> > That seems to avoid any problem with 3 vs. 1 element properties
> > combined into one large array.
>
> That's not the problem I was trying to solve here.
What problem are you trying to solve then?
>
> > Having supply-names seems too
> > brittle and would tie us to a particular OPP user's decision to
> > call supplies by some name.
>
> No. The name has to match the <name>-supply property present in the
> device's node, that's why we need this property :)
Why does it need to match? Sorry I'm totally lost now.
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next prev parent reply other threads:[~2015-10-16 19:16 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-11 12:01 [PATCH 00/16] PM / OPP: multiple regulators & opp-transition support Viresh Kumar
2015-09-11 12:01 ` [PATCH 01/16] PM / OPP: Add 'supply-names' binding Viresh Kumar
2015-09-14 20:22 ` Rob Herring
[not found] ` <55F72C97.2030306-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2015-09-15 2:47 ` Viresh Kumar
2015-10-08 9:27 ` Viresh Kumar
2015-10-16 0:22 ` Stephen Boyd
2015-10-16 6:02 ` Viresh Kumar
2015-10-16 19:16 ` Stephen Boyd [this message]
2015-10-17 4:10 ` Viresh Kumar
2015-10-21 13:18 ` Viresh Kumar
2015-10-22 16:39 ` Mark Brown
2015-10-27 8:19 ` Viresh Kumar
2015-10-28 8:17 ` Mark Brown
[not found] ` <20151028081742.GC28319-GFdadSzt00ze9xe1eoZjHA@public.gmane.org>
2015-10-29 23:38 ` Stephen Boyd
2016-03-01 6:45 ` Viresh Kumar
2016-03-01 15:09 ` Nishanth Menon
2016-03-02 2:50 ` Mark Brown
2016-03-02 10:28 ` Viresh Kumar
2016-03-02 11:24 ` Mark Brown
2016-03-02 15:26 ` Nishanth Menon
2016-03-02 15:30 ` Mark Brown
2016-03-02 15:43 ` Nishanth Menon
2015-10-22 16:30 ` Mark Brown
2015-09-11 12:01 ` [PATCH 02/16] PM / OPP: Add 'opp-microvolt-triplets' binding Viresh Kumar
2015-09-14 20:30 ` Rob Herring
2015-09-15 3:30 ` Viresh Kumar
2015-09-19 15:39 ` Mark Brown
2015-09-11 12:01 ` [PATCH 03/16] PM / OPP: Improve debug print messages with pr_fmt Viresh Kumar
2015-09-11 12:02 ` [PATCH 04/16] PM / OPP: Rename routines specific to old bindings with _v1 Viresh Kumar
2015-09-11 12:02 ` [PATCH 05/16] PM / OPP: Parse all power-supply related bindings together Viresh Kumar
2015-09-11 12:02 ` [PATCH 06/16] PM / OPP: Create separate structure for regulator/supplies Viresh Kumar
2015-09-11 12:02 ` [PATCH 07/16] PM / OPP: Add multiple regulators support Viresh Kumar
2015-09-11 12:02 ` [PATCH 08/16] PM / OPP: get/put regulators from OPP core Viresh Kumar
2015-09-11 12:02 ` [PATCH 09/16] PM / OPP: Disable OPPs that aren't supported by the regulators Viresh Kumar
2015-09-11 12:02 ` [PATCH 10/16] PM / OPP: Introduce dev_pm_opp_get_max_volt_latency() Viresh Kumar
2015-09-11 12:02 ` [PATCH 11/16] PM / OPP: Introduce dev_pm_opp_get_max_transition_latency() Viresh Kumar
2015-09-11 12:02 ` [PATCH 12/16] PM / OPP: Parse clock and voltage tolerance for v1 bindings Viresh Kumar
2015-09-11 12:02 ` [PATCH 13/16] PM / OPP: Manage device clk as well Viresh Kumar
2015-09-11 12:02 ` [PATCH 14/16] PM / OPP: Add dev_pm_opp_set_regulator() to specify regulator Viresh Kumar
2015-09-11 12:02 ` [PATCH 15/16] PM / OPP: Add dev_pm_opp_set_rate() Viresh Kumar
2015-09-11 12:02 ` [PATCH 16/16] PM / OPP: don't print error message for deferred probing Viresh Kumar
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