Re: [PATCH v2 2/2] leds: add Qualcomm PM8941 WLED driver

From: Ivan T. Ivanov
Date: Thu Feb 12 2015 - 23:29:18 EST



On Thu, 2015-02-12 at 20:07 -0800, Stephen Boyd wrote:
> On 01/29/15 04:48, Ivan T. Ivanov wrote:
> > Otherwise it looks good. Driver is loaded and device is detected
> > properly (i have added readings for type and subtype registers).
> > Do you know where I can measure result from changing brightness
> > sysfs entry. I am using 8074 dragonboard?
>
> Does the backlight turn on? From what I can tell it controls the
> backlight, but it may be that nothings getting displayed so it won't be
> noticeable.
>

Yes, I can not see visual changes. That is why I have asked where
I could hook the probe and measure current change or wherever.
BL_WLEDx signals go out from J2, but somehow I was unable to
locate it on the board, will try to look harder :-)

Regards,
Ivan
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