From: Pavel Machek <pavel@ucw.cz>
To: Sakari Ailus <sakari.ailus@iki.fi>
Cc: Jacek Anaszewski <j.anaszewski@samsung.com>,
pali.rohar@gmail.com, sre@debian.org, sre@ring0.de,
kernel list <linux-kernel@vger.kernel.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
linux-omap@vger.kernel.org, tony@atomide.com, khilman@kernel.org,
aaro.koskinen@iki.fi, freemangordon@abv.bg,
bcousson@baylibre.com, robh+dt@kernel.org, pawel.moll@arm.com,
mark.rutland@arm.com, ijc+devicetree@hellion.org.uk,
galak@codeaurora.org, devicetree@vger.kernel.org,
linux-media@vger.kernel.org,
Linux LED Subsystem <linux-leds@vger.kernel.org>
Subject: Re: [RFC] adp1653: Add device tree bindings for LED controller
Date: Thu, 20 Nov 2014 13:13:48 +0100 [thread overview]
Message-ID: <20141120121348.GB27527@amd> (raw)
In-Reply-To: <546CD90B.8060903@iki.fi>
Hi!
> >> But regulators already have "regulator-max-microamp" property. So what
> >> about:
> >>
> >> max-microamp : maximum intensity in microamperes of the LED
> >> (torch LED for flash devices)
> >> max-flash-microamp : initial intensity in microamperes of the
> >> flash LED; it is required to enable support
> >> for the flash led
> >> flash-timeout-microseconds : timeout in microseconds after which flash
> >> led is turned off
> >>
> >> If you had indicator on the same led, I guess
> >>
> >> indicator-microamp : recommended intensity in microamperes of the LED
> >> for indication
>
> The value for the indicator is maximum as well, not just a
> recommendation.
Actually, no.
This is all for one LED, if you want to use it as a flash, torch and
indicator. You already know the maximum value with max-microamp.
Best regards,
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
WARNING: multiple messages have this Message-ID (diff)
From: pavel@ucw.cz (Pavel Machek)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC] adp1653: Add device tree bindings for LED controller
Date: Thu, 20 Nov 2014 13:13:48 +0100 [thread overview]
Message-ID: <20141120121348.GB27527@amd> (raw)
In-Reply-To: <546CD90B.8060903@iki.fi>
Hi!
> >> But regulators already have "regulator-max-microamp" property. So what
> >> about:
> >>
> >> max-microamp : maximum intensity in microamperes of the LED
> >> (torch LED for flash devices)
> >> max-flash-microamp : initial intensity in microamperes of the
> >> flash LED; it is required to enable support
> >> for the flash led
> >> flash-timeout-microseconds : timeout in microseconds after which flash
> >> led is turned off
> >>
> >> If you had indicator on the same led, I guess
> >>
> >> indicator-microamp : recommended intensity in microamperes of the LED
> >> for indication
>
> The value for the indicator is maximum as well, not just a
> recommendation.
Actually, no.
This is all for one LED, if you want to use it as a flash, torch and
indicator. You already know the maximum value with max-microamp.
Best regards,
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2014-11-20 12:13 UTC|newest]
Thread overview: 79+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-16 7:59 [RFC] adp1653: Add device tree bindings for LED controller Pavel Machek
2014-11-16 7:59 ` Pavel Machek
2014-11-16 8:11 ` Lars-Peter Clausen
2014-11-16 8:11 ` Lars-Peter Clausen
[not found] ` <54685C18.1020109-Qo5EllUWu/uELgA04lAiVw@public.gmane.org>
2014-11-16 8:43 ` Pavel Machek
2014-11-16 8:43 ` Pavel Machek
2014-11-16 8:43 ` Pavel Machek
2014-11-16 10:09 ` Andreas Färber
2014-11-16 10:09 ` Andreas Färber
2014-11-16 10:09 ` Andreas Färber
2014-11-16 10:15 ` Pavel Machek
2014-11-16 10:15 ` Pavel Machek
2014-11-17 8:43 ` Pali Rohár
2014-11-17 8:43 ` Pali Rohár
2014-11-17 8:43 ` Pali Rohár
2014-11-17 10:05 ` Pavel Machek
2014-11-17 10:05 ` Pavel Machek
2014-11-17 10:09 ` Pali Rohár
2014-11-17 10:09 ` Pali Rohár
2014-11-17 10:09 ` Pali Rohár
2014-11-17 10:15 ` Pavel Machek
2014-11-17 10:15 ` Pavel Machek
2014-11-17 14:55 ` Tony Lindgren
2014-11-17 14:55 ` Tony Lindgren
2014-11-17 15:01 ` Pali Rohár
2014-11-17 15:01 ` Pali Rohár
2014-11-17 15:04 ` Sakari Ailus
2014-11-17 15:04 ` Sakari Ailus
[not found] ` <20141117150407.GP8907-S+BSfZ9RZZmRSg0ZkenSGLdO1Tsj/99ntUK59QYPAWc@public.gmane.org>
2014-11-17 15:15 ` Pali Rohár
2014-11-17 15:15 ` Pali Rohár
2014-11-17 15:15 ` Pali Rohár
2014-11-22 18:45 ` Ivaylo Dimitrov
2014-11-22 18:45 ` Ivaylo Dimitrov
2014-11-17 15:06 ` Tony Lindgren
2014-11-17 15:06 ` Tony Lindgren
2014-11-17 15:21 ` Pali Rohár
2014-11-17 15:21 ` Pali Rohár
[not found] ` <20141117150617.GD7046-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
2014-11-18 18:35 ` Pavel Machek
2014-11-18 18:35 ` Pavel Machek
2014-11-18 18:35 ` Pavel Machek
2014-11-19 18:01 ` Sakari Ailus
2014-11-19 18:01 ` Sakari Ailus
2014-11-17 14:58 ` Sakari Ailus
2014-11-17 14:58 ` Sakari Ailus
[not found] ` <20141117145857.GO8907-S+BSfZ9RZZmRSg0ZkenSGLdO1Tsj/99ntUK59QYPAWc@public.gmane.org>
2014-11-18 8:09 ` Jacek Anaszewski
2014-11-18 8:09 ` Jacek Anaszewski
2014-11-18 8:09 ` Jacek Anaszewski
[not found] ` <546AFEA5.9020000-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2014-11-18 8:46 ` Pavel Machek
2014-11-18 8:46 ` Pavel Machek
2014-11-18 8:46 ` Pavel Machek
2014-11-18 10:04 ` Jacek Anaszewski
2014-11-18 10:04 ` Jacek Anaszewski
2014-11-18 11:32 ` Pavel Machek
2014-11-18 11:32 ` Pavel Machek
2014-11-18 12:52 ` Jacek Anaszewski
2014-11-18 12:52 ` Jacek Anaszewski
2014-11-18 13:21 ` Pavel Machek
2014-11-18 13:21 ` Pavel Machek
2014-11-18 16:02 ` Jacek Anaszewski
2014-11-18 16:02 ` Jacek Anaszewski
2014-11-18 16:51 ` Pavel Machek
2014-11-18 16:51 ` Pavel Machek
2014-11-19 9:45 ` Jacek Anaszewski
2014-11-19 9:45 ` Jacek Anaszewski
2014-11-19 9:45 ` Jacek Anaszewski
2014-11-19 17:53 ` Sakari Ailus
2014-11-19 17:53 ` Sakari Ailus
2014-11-20 9:21 ` Jacek Anaszewski
2014-11-20 9:21 ` Jacek Anaszewski
2014-11-20 12:13 ` Pavel Machek [this message]
2014-11-20 12:13 ` Pavel Machek
2014-11-20 12:12 ` Pavel Machek
2014-11-20 12:12 ` Pavel Machek
2014-11-20 12:48 ` Jacek Anaszewski
2014-11-20 12:48 ` Jacek Anaszewski
2014-11-20 12:38 ` Jacek Anaszewski
2014-11-20 12:38 ` Jacek Anaszewski
2014-11-18 8:50 ` Pavel Machek
2014-11-18 8:50 ` Pavel Machek
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