From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gyungoh Yoo Subject: Re: [PATCH v10 4/6] devicetree: Add new SKY81452 backlight binding Date: Thu, 5 Feb 2015 13:59:10 +0900 Message-ID: <20150205045910.GA4234@jack-ThinkPad-T520> References: <1421994515-3070-1-git-send-email-jack.yoo@skyworksinc.com> <1421994515-3070-5-git-send-email-jack.yoo@skyworksinc.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Return-path: Content-Disposition: inline In-Reply-To: Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Rob Herring Cc: Samuel Ortiz , Lee Jones , Grant Likely , Rob Herring , Jingoo Han , Bryan Wu , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Jiri Kosina , Andrew Morton , Jonathan Cameron , Thomas Petazzoni , ktsai-GubuWUlQtMwciDkP5Hr2oA@public.gmane.org, hs-ynQEQJNshbs@public.gmane.org, "Opensource [Steve Twiss]" , matti.vaittinen-OYasijW0DpE@public.gmane.org, Mark Brown , Jason Cooper , Heiko =?utf-8?Q?St=C3=BCbner?= , Shawn Guo , Florian Vaussard , Andrew Lunn List-Id: devicetree@vger.kernel.org On Wed, Feb 04, 2015 at 09:11:22AM -0600, Rob Herring wrote: > On Fri, Jan 23, 2015 at 12:28 AM, wrote: > > From: Gyungoh Yoo > > > > Signed-off-by: Gyungoh Yoo > > Acked-by: Bryan Wu > > --- > > Changes v10: > > Nothing > > > > Changes v9: > > Nothing > > > > Changes v8: > > Renamed property names for backlight with vendor prefix > > Modified gpio-enable property to generic property for GPIO > > Made up the example for backlight DT > > > > Changes v7: > > Nothing > > > > Changes v6: > > Nothing > > > > Changes v5: > > Nothing > > > > Changes v4: > > Nothing > > > > Changes v3: > > Nothing > > > > Changes v2: > > Added reg attribute for I2C slave address > > You did? Where is it? It was just changes on version 2. Since that version, the patch series was separted. > > > .../video/backlight/sky81452-backlight.txt | 29 ++++++++++++++++++++++ > > 1 file changed, 29 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt > > > > diff --git a/Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt b/Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt > > new file mode 100644 > > index 0000000..8daebf5 > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt > > @@ -0,0 +1,29 @@ > > +SKY81452-backlight bindings > > + > > +Required properties: > > +- compatible : Must be "skyworks,sky81452-backlight" > > + > > +Optional properties: > > +- name : Name of backlight device. Default is 'lcd-backlight'. > > +- gpios : GPIO to use to EN pin. > > + See Documentation/devicetree/bindings/gpio/gpio.txt > > +- skyworks,en-channels : Enable mask for current sink channel 1 to 6. > > Does led-sources property being added in 3.20 work for this? I think so. I will modify it. > > > +- skyworks,ignore-pwm : Ignore both PWM input > > +- skyworks,dpwm-mode : Enable DPWM dimming mode, otherwise Analog dimming. > > +- skyworks,phase-shift : Enable phase shift mode > > +- skyworks,ovp-level : Over-voltage protection level. > > + Should be between 14 or 28V. > > Please append units (-volt) I will append it and resubmit the patch. Thanks. > > > +- skyworks,short-detection-threshold : It should be one of 4, 5, 6 and 7V. > > Please append units (-volt) > > > +- skyworks,current-limit : It should be 2300mA or 2750mA. > > Please append units (-mA) > > > + > > +Example: > > + > > + backlight { > > + compatible = "skyworks,sky81452-backlight"; > > + name = "pwm-backlight"; > > + skyworks,en-channels = <0x3f>; > > + skyworks,ignore-pwm; > > + skyworks,phase-shift; > > + skyworks,ovp-level = <20>; > > + skyworks,current-limit = <2300>; > > + }; > > -- > > 1.9.1 > > -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html