From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Florian Fainelli" Subject: [PATCH] ARM: kernel: document ARM CPUs clock-frequency property Date: Wed, 19 Jun 2013 10:47:17 +0100 Message-ID: <1371635237-22860-1-git-send-email-f.fainelli@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: lorenzo.pieralisi@arm.com Cc: Florian Fainelli , nico@linaro.org, devicetree-discuss@lists.ozlabs.org, rob.herring@calxeda.com, grant.likely@linaro.org, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org ARM CPU device tree nodes may contain an optional clock-frequency property, when set, this property must contain the CPU frequency in Hz, which is then used by the topology parsing code in arch/arm/kernel/topology.c to infer the CPU capacity. Document this property to avoid any possible confusion on the clock-frequency unit. Signed-off-by: Florian Fainelli --- Documentation/devicetree/bindings/arm/cpus.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/cpus.txt b/Documentation/devicetree/bindings/arm/cpus.txt index f32494d..a33b956 100644 --- a/Documentation/devicetree/bindings/arm/cpus.txt +++ b/Documentation/devicetree/bindings/arm/cpus.txt @@ -45,6 +45,8 @@ For the ARM architecture every CPU node must contain the following properties: "marvell,xsc3" "marvell,xscale" +- clock-frequency : The frequency of the CPU, in Hz. Optional. + Example: cpus { -- 1.8.1.2