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    SubjectRe: [PATCH 1/1 v4] leds: Add LED driver for lm3556 chip
    On 06/21/2012 07:12 PM, G.Shark Jeong wrote:
    > From: "G.Shark Jeong" <gshark.jeong@gmail.com>
    >
    > LM3556 :
    > The LM3556 is a 4 MHz fixed-frequency synchronous boost
    > converter plus 1.5A constant current driver for a high-current white LED.
    > Datasheet: www.national.com/ds/LM/LM3556.pdf
    >
    > Tested on OMAP4430
    ...
    > +Indicator pattern example:
    > +pattern 0: #echo 0 > sys/class/leds/indicator/pattern
    > +....
    > +pattern 3: #echo 3 > sys/class/leds/indicator/pattern
    > +
    > +Indicater brightness can be controlled through

    Indicator

    > +sys/class/leds/indicator/brightness file.
    > +
    > +Example:
    > +OFF : #echo 0 > sys/class/leds/indicator/brightness
    > +5.86 mA : #echo 1 > sys/class/leds/indicator/brightness
    > +........
    > +46.875mA : #echo 8 > sys/class/leds/indicator/brightness
    > +
    > +Notes
    > +-----
    > +Driver expects it is registered using the i2c_board_info mechanism.
    > +Toregister the chip at address 0x63 on specific adapter, set the platform data

    To register

    > --- a/drivers/leds/Kconfig
    > +++ b/drivers/leds/Kconfig
    > @@ -415,6 +415,14 @@ config LEDS_MAX8997
    > This option enables support for on-chip LED drivers on
    > MAXIM MAX8997 PMIC.
    >
    > +config LEDS_LM3556
    > + tristate "LED support for LM3556 Chip"
    > + depends on LEDS_CLASS && I2C
    > + select REGMAP_I2C
    > + help
    > + This option enables support for LEDs connected LM3556.

    connected to

    Other than that, documentation bits Acked-by me.

    Rob
    --
    GNU/Linux isn't: Linux=GPLv2, GNU=GPLv3+, they can't share code.
    Either it's "mere aggregation", or a license violation. Pick one.


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