On Thu, Mar 27, 2014 at 3:57 PM, Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx> wrote: > On Thu, Mar 27, 2014 at 03:28:32PM -0700, Bryan Wu wrote: >> On Fri, Feb 28, 2014 at 1:25 PM, Russell King >> <rmk+kernel@xxxxxxxxxxxxxxxx> wrote: >> > Some PWM outputs are wired such that the LED they're controlling is >> > connected to supply rather than ground. Therefore, the duty cycle >> > needs to be inverted to make the LED behave as it should do. >> > >> > We also provide a way to specify the default brightness when a >> > trigger is not specified. >> > >> > Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx> >> > --- >> > Documentation/devicetree/bindings/leds/leds-pwm.txt | 3 +++ >> > drivers/leds/leds-pwm.c | 15 +++++++++++---- >> > 2 files changed, 14 insertions(+), 4 deletions(-) >> > >> > diff --git a/Documentation/devicetree/bindings/leds/leds-pwm.txt b/Documentation/devicetree/bindings/leds/leds-pwm.txt >> > index 7297107cf832..ffcb74ab61fd 100644 >> > --- a/Documentation/devicetree/bindings/leds/leds-pwm.txt >> > +++ b/Documentation/devicetree/bindings/leds/leds-pwm.txt >> > @@ -13,6 +13,9 @@ node's name represents the name of the corresponding LED. >> > For the pwms and pwm-names property please refer to: >> > Documentation/devicetree/bindings/pwm/pwm.txt >> > - max-brightness : Maximum brightness possible for the LED >> > +- default-brightness : (optional) Default brightness for the LED >> > +- active-low : (optional) For PWMs where the LED is wired to supply >> > + rather than ground. >> > - label : (optional) >> > see Documentation/devicetree/bindings/leds/common.txt >> > - linux,default-trigger : (optional) >> >> Why remove "max-brightness", "label" and "linux,default-trigger" here? > They are not removed, they are just unchanged list items after literal > '-'s in the context of the patch. > Sorry, my bad. please ignore my question then. Thanks, -Bryan -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
