Re: [PATCH/RFC v13 04/13] DT: Add documentation for the mfd Maxim max77693

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On Mon 2015-03-23 12:07:43, Lee Jones wrote:
> This patch requires a DT Ack.

No, it requires DT people to be notified -- and they were, few times
by now.

They clearly don't care.

> > This patch adds device tree binding documentation for
> > the flash cell of the Maxim max77693 multifunctional device.
> > 
> > Signed-off-by: Jacek Anaszewski <j.anaszewski@xxxxxxxxxxx>
> > Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
> > Acked-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
> > Cc: Lee Jones <lee.jones@xxxxxxxxxx>
> > Cc: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
> > Cc: Bryan Wu <cooloney@xxxxxxxxx>
> > Cc: Richard Purdie <rpurdie@xxxxxxxxx>

Acked-by: Pavel Machek <pavel@xxxxxx>


> > diff --git a/Documentation/devicetree/bindings/mfd/max77693.txt b/Documentation/devicetree/bindings/mfd/max77693.txt
> > index 38e6440..15c546e 100644
> > --- a/Documentation/devicetree/bindings/mfd/max77693.txt
> > +++ b/Documentation/devicetree/bindings/mfd/max77693.txt
> > @@ -76,7 +76,53 @@ Optional properties:
> >      Valid values: 4300000, 4700000, 4800000, 4900000
> >      Default: 4300000
> >  
> > +- led : the LED submodule device node
> > +
> > +There are two LED outputs available - FLED1 and FLED2. Each of them can
> > +control a separate LED or they can be connected together to double
> > +the maximum current for a single connected LED. One LED is represented
> > +by one child node.
> > +
> > +Required properties:
> > +- compatible : Must be "maxim,max77693-led".
> > +
> > +Optional properties:
> > +- maxim,trigger-type : Flash trigger type.
> > +	Possible trigger types:
> > +		LEDS_TRIG_TYPE_EDGE (0) - Rising edge of the signal triggers
> > +			the flash,
> > +		LEDS_TRIG_TYPE_LEVEL (1) - Strobe pulse length controls duration
> > +			of the flash.
> > +- maxim,boost-mode :
> > +	In boost mode the device can produce up to 1.2A of total current
> > +	on both outputs. The maximum current on each output is reduced
> > +	to 625mA then. If not enabled explicitly, boost setting defaults to
> > +	LEDS_BOOST_FIXED in case both current sources are used.
> > +	Possible values:
> > +		LEDS_BOOST_OFF (0) - no boost,
> > +		LEDS_BOOST_ADAPTIVE (1) - adaptive mode,
> > +		LEDS_BOOST_FIXED (2) - fixed mode.
> > +- maxim,boost-mvout : Output voltage of the boost module in millivolts.
> > +- maxim,mvsys-min : Low input voltage level in millivolts. Flash is not fired
> > +	if chip estimates that system voltage could drop below this level due
> > +	to flash power consumption.
> > +
> > +Required properties of the LED child node:
> > +- led-sources : see Documentation/devicetree/bindings/leds/common.txt;
> > +		device current output identifiers: 0 - FLED1, 1 - FLED2
> > +
> > +Optional properties of the LED child node:
> > +- label : see Documentation/devicetree/bindings/leds/common.txt
> > +- max-microamp : see Documentation/devicetree/bindings/leds/common.txt
> > +		Range: 15625 - 250000
> > +- flash-max-microamp : see Documentation/devicetree/bindings/leds/common.txt
> > +		Range: 15625 - 1000000
> > +- flash-timeout-us : see Documentation/devicetree/bindings/leds/common.txt
> > +		Range: 62500 - 1000000
> > +
> >  Example:
> > +#include <dt-bindings/leds/common.h>
> > +
> >  	max77693@66 {
> >  		compatible = "maxim,max77693";
> >  		reg = <0x66>;
> > @@ -117,5 +163,20 @@ Example:
> >  			maxim,thermal-regulation-celsius = <75>;
> >  			maxim,battery-overcurrent-microamp = <3000000>;
> >  			maxim,charge-input-threshold-microvolt = <4300000>;
> > +
> > +		led {
> > +			compatible = "maxim,max77693-led";
> > +			maxim,trigger-type = <LEDS_TRIG_TYPE_LEVEL>;
> > +			maxim,boost-mode = <LEDS_BOOST_FIXED>;
> > +			maxim,boost-mvout = <5000>;
> > +			maxim,mvsys-min = <2400>;
> > +
> > +			camera_flash: flash-led {
> > +				label = "max77693-flash";
> > +				led-sources = <0>, <1>;
> > +				max-microamp = <500000>;
> > +				flash-max-microamp = <1250000>;
> > +				flash-timeout-us = <1000000>;
> > +			};
> >  		};
> >  	};
> 
> 

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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