From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Subject: Re: [PATCH 1/3] dt-bindings: qoriq-clock: Add coreclk Date: Fri, 27 Jan 2017 16:38:19 -0600 Message-ID: <20170127223819.mzovhnnpths5t5w2@rob-hp-laptop> References: <1485332363-8434-1-git-send-email-oss@buserror.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1485332363-8434-1-git-send-email-oss@buserror.net> Sender: linux-clk-owner@vger.kernel.org To: Scott Wood Cc: Michael Turquette , Stephen Boyd , Shawn Guo , linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, "Y.B. Lu" , "Z.Q. Hou" , "Y.T. Tang" , devicetree@vger.kernel.org List-Id: devicetree@vger.kernel.org On Wed, Jan 25, 2017 at 02:19:21AM -0600, Scott Wood wrote: > ls1012a has separate input root clocks for core PLLs versus the platform > PLL, with the latter described as sysclk in the hw docs. > > Update the qoriq-clock binding to allow a second input clock, named > "coreclk". If present, this clock will be used for the core PLLs. > > Signed-off-by: Scott Wood > Cc: devicetree@vger.kernel.org > --- > Documentation/devicetree/bindings/clock/qoriq-clock.txt | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/Documentation/devicetree/bindings/clock/qoriq-clock.txt b/Documentation/devicetree/bindings/clock/qoriq-clock.txt > index df9cb5a..97a9666 100644 > --- a/Documentation/devicetree/bindings/clock/qoriq-clock.txt > +++ b/Documentation/devicetree/bindings/clock/qoriq-clock.txt > @@ -55,6 +55,11 @@ Optional properties: > - clocks: If clock-frequency is not specified, sysclk may be provided > as an input clock. Either clock-frequency or clocks must be > provided. > + A second input clock, called "coreclk", may be provided if > + core PLLs are based on a different input clock from the > + platform PLL. > +- clock-names: Required if a coreclk is present. Valid names are > + "sysclk" and "coreclk". 'clk' part is redundant. > > 2. Clock Provider > > @@ -71,6 +76,7 @@ second cell is the clock index for the specified type. > 2 hwaccel index (n in CLKCGnHWACSR) > 3 fman 0 for fm1, 1 for fm2 > 4 platform pll 0=pll, 1=pll/2, 2=pll/3, 3=pll/4 > + 5 coreclk must be 0 > > 3. Example > > -- > 2.7.4 > > -- > To unsubscribe from this list: send the line "unsubscribe devicetree" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html