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From: Alex Courbot <acourbot-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
To: Tomi Valkeinen <tomi.valkeinen-l0cyMroinI0@public.gmane.org>
Cc: Stephen Warren <swarren-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>,
	Thierry Reding
	<thierry.reding-RM9K5IK7kjKj5M59NBduVrNAH6kLmebB@public.gmane.org>,
	Simon Glass <sjg-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>,
	Grant Likely
	<grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>,
	Rob Herring <rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org>,
	Mark Brown
	<broonie-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>,
	Anton Vorontsov <cbou-JGs/UdohzUI@public.gmane.org>,
	David Woodhouse <dwmw2-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>,
	Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>,
	Leela Krishna Amudala
	<l.krishna-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
	"linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	"linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	"linux-fbdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-fbdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	"devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org"
	<devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org>,
	"linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	"linux-doc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-doc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH v6 1/4] Runtime Interpreted Power Sequences
Date: Thu, 13 Sep 2012 16:08:50 +0900	[thread overview]
Message-ID: <3082244.Oec3ulPCgi@percival> (raw)
In-Reply-To: <1347519249.7471.42.camel@lappyti>

On Thursday 13 September 2012 14:54:09 Tomi Valkeinen wrote:
> * PGP Signed by an unknown key
> 
> On Thu, 2012-09-13 at 15:36 +0900, Alex Courbot wrote:
> 
> > On Thursday 13 September 2012 14:22:57 Tomi Valkeinen wrote:
> > 
> >  
> >  
> > > However, I fear these board specific things may be quite a bit
> > > anything,
> > > so it may well be pwm, gpios and regulators are not enough for them.
> > > For
> > > example, there could be an FPGA on the board which requires some
> > > configuration to accomplish the task at hand. It could be rather
> > > difficult to handle it with a generic power sequence.
> > 
> > 
> > Right. Note that this framework is supposed to be extended - I would like
> > to at least add regulator voltage setting, and maybe even support for
> > clocks and pinmux (but that might be out of place).
> 
> 
> Yes, that's one concern of mine... I already can imagine someone
> suggesting adding conditionals to the power sequence data.

I took care of that when naming the feature - it is not a "sequence" anymore 
if you have conditionals. :P

> Perhaps also
> direct memory read/writes so you can twiddle registers directly. And so
> on. Where's the limit what it should contain? Can we soon write full
> drivers with the DT data? =)

I shall be satisfied the day the kernel is released as one big DT node along 
with the 5KB interpreter that runs it.

Alex.

  parent reply	other threads:[~2012-09-13  7:08 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-12  9:57 [PATCH v6 0/4] Runtime Interpreted Power Sequences Alexandre Courbot
     [not found] ` <1347443867-18868-1-git-send-email-acourbot-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-09-12  9:57   ` [PATCH v6 1/4] " Alexandre Courbot
2012-09-12 22:07     ` Stephen Warren
2012-09-13  6:02       ` Alex Courbot
2012-09-13 15:44         ` Stephen Warren
     [not found]     ` <1347443867-18868-2-git-send-email-acourbot-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-09-13  5:45       ` Tomi Valkeinen
2012-09-13  6:08         ` Alex Courbot
2012-09-13  6:22           ` Tomi Valkeinen
2012-09-13  6:36             ` Alex Courbot
2012-09-13  6:54               ` Tomi Valkeinen
2012-09-13  7:00                 ` Sascha Hauer
     [not found]                   ` <20120913070012.GC6180-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-09-13  7:03                     ` Tomi Valkeinen
2012-09-13  7:18                       ` Sascha Hauer
     [not found]                         ` <20120913071829.GE6180-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-09-13  7:27                           ` Tomi Valkeinen
2012-09-13  7:21                       ` Alex Courbot
2012-09-13  7:29                       ` Thierry Reding
2012-09-13  7:50                         ` Sascha Hauer
2012-09-13  8:21                           ` Alex Courbot
2012-09-13  8:26                             ` Thierry Reding
     [not found]                         ` <20120913072920.GA11459-RM9K5IK7kjIQXX3q8xo1gnVAuStQJXxyR5q1nwbD4aMs9pC9oP6+/A@public.gmane.org>
2012-09-13  8:00                           ` Tomi Valkeinen
2012-09-13  8:32                             ` Thierry Reding
2012-09-13  7:08                 ` Alex Courbot [this message]
2012-09-13 15:37                   ` Stephen Warren
2012-09-13  8:09     ` Mark Brown
2012-09-12  9:57   ` [PATCH v6 3/4] tegra: dt: add label to tegra20's PWM Alexandre Courbot
2012-09-12  9:57 ` [PATCH v6 2/4] pwm_backlight: use power sequences Alexandre Courbot
2012-09-12 22:15   ` Stephen Warren
2012-09-12  9:57 ` [PATCH v6 4/4] tegra: ventana: add pwm backlight DT nodes Alexandre Courbot
     [not found]   ` <1347443867-18868-5-git-send-email-acourbot-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-09-12 21:23     ` Stephen Warren
2012-09-12 21:27 ` [PATCH v6 0/4] Runtime Interpreted Power Sequences Stephen Warren
     [not found]   ` <5050FE28.2080502-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-09-12 21:33     ` Anton Vorontsov
2012-09-13  5:53       ` Alex Courbot
2012-09-13  5:50 ` Tomi Valkeinen
2012-09-13  6:23   ` Alex Courbot
2012-09-13  6:25     ` Mark Brown
2012-09-13  6:42       ` Alex Courbot
2012-09-13  7:19         ` Mark Brown
2012-09-13  7:26           ` Alex Courbot
2012-09-13  7:29             ` Mark Brown
2012-09-13 15:24               ` Stephen Warren
2012-09-19  3:01                 ` Mark Brown
     [not found]                 ` <5051FAC5.40501-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2012-10-03  8:24                   ` Alex Courbot
     [not found]                     ` <506BF62F.6040308-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-10-03 15:30                       ` Stephen Warren
2012-09-13  6:42     ` Tomi Valkeinen
2012-09-13  6:48     ` Tomi Valkeinen

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