From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Subject: [PATCH 2/7] dt-bindings: Add property calxeda,pll-max-hz for Calxeda clocks Date: Wed, 4 Dec 2013 17:35:22 -0600 Message-ID: <1386200127-23143-3-git-send-email-robherring2@gmail.com> References: <1386200127-23143-1-git-send-email-robherring2@gmail.com> Return-path: In-Reply-To: <1386200127-23143-1-git-send-email-robherring2@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Cc: Mike Turquette , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell List-Id: devicetree@vger.kernel.org From: Rob Herring Newer versions of PLL h/w have different frequency ranges for the PLLs, but otherwise have the same programming model. Add an optional property "calxeda,pll-max-hz" for Calxeda PLL clocks to handle this difference. Signed-off-by: Rob Herring Cc: Mike Turquette Cc: Pawel Moll Cc: Mark Rutland Cc: Ian Campbell --- Documentation/devicetree/bindings/clock/calxeda.txt | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/clock/calxeda.txt b/Documentation/devicetree/bindings/clock/calxeda.txt index 7ebc89c..9ee1b64 100644 --- a/Documentation/devicetree/bindings/clock/calxeda.txt +++ b/Documentation/devicetree/bindings/clock/calxeda.txt @@ -1,4 +1,4 @@ -Device Tree Clock bindings for Calxeda highbank platform +Device Tree Clock bindings for Calxeda platforms This binding uses the common clock binding[1]. @@ -15,3 +15,8 @@ Required properties: - clocks : shall be the input parent clock phandle for the clock. This is either an oscillator or a pll output. - #clock-cells : from common clock binding; shall be set to 0. + +Optional properties: +- calxeda,pll-max-hz : The maximum output frequency of the PLL in Hz. The + default is 2.133GHz if not present. This is only present for + "calxeda,hb-pll-clock" nodes. -- 1.8.3.2