From mboxrd@z Thu Jan 1 00:00:00 1970 From: Florian Fainelli Subject: Re: [PATCH v2 1/2] Documentation: dt: add Broadcom BCM7038 PWM controller binding Date: Thu, 27 Aug 2015 17:47:54 -0700 Message-ID: <55DFAFBA.1090804@broadcom.com> References: <1440440877-10644-1-git-send-email-f.fainelli@gmail.com> <1440440877-10644-2-git-send-email-f.fainelli@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1440440877-10644-2-git-send-email-f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Florian Fainelli , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: bcm-kernel-feedback-list-dY08KVG/lbpWk0Htik3J/w@public.gmane.org, thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-pwm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org On 24/08/15 11:27, Florian Fainelli wrote: > Add a binding documentation for the Broadcom BCM7038 PWM controller found in > BCM7xxx chips. Got to think about this some more, I will just remove the optional "clocks" phandle, since the PWM block really needs a input clock to operate, will respin a v3 with these changes shortly. > > Signed-off-by: Florian Fainelli > --- > .../devicetree/bindings/pwm/brcm,bcm7038-pwm.txt | 22 ++++++++++++++++++++++ > 1 file changed, 22 insertions(+) > create mode 100644 Documentation/devicetree/bindings/pwm/brcm,bcm7038-pwm.txt > > diff --git a/Documentation/devicetree/bindings/pwm/brcm,bcm7038-pwm.txt b/Documentation/devicetree/bindings/pwm/brcm,bcm7038-pwm.txt > new file mode 100644 > index 000000000000..8b9bc43b561e > --- /dev/null > +++ b/Documentation/devicetree/bindings/pwm/brcm,bcm7038-pwm.txt > @@ -0,0 +1,22 @@ > +Broadcom BCM7038 PWM controller (BCM7xxx Set Top Box PWM controller) > + > +Required properties: > + > +- compatible: must be "brcm,bcm7038-pwm" > +- reg: physical base address and length for this controller > +- #pwm-cells: should be 2. See pwm.txt in this directory for a description > + of the cells format. > + > +Optional properties: > + > +- clocks: a phandle to the reference clock for this block which is fed through > + its internal variable clock frequency generator > + > +Example: > + > + pwm: pwm@f0408000 { > + compatible = "brcm,bcm7038-pwm"; > + reg = <0xf0408000 0x28>; > + #pwm-cells = <2>; > + clocks = <&upg_fixed>; > + }; > -- Florian -- 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