From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shaveta Leekha Subject: [PATCH] Add device file bindings for MAPLE Date: Sat, 27 Jul 2013 18:33:42 +0530 Message-ID: <1374930222-32739-1-git-send-email-shaveta@freescale.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: , Errors-To: linuxppc-dev-bounces+glppe-linuxppc-embedded-2=m.gmane.org@lists.ozlabs.org Sender: "Linuxppc-dev" To: devicetree-discuss@lists.ozlabs.org, linuxppc-dev@lists.ozlabs.org Cc: Shaveta Leekha List-Id: devicetree@vger.kernel.org Signed-off-by: Shaveta Leekha --- .../devicetree/bindings/powerpc/fsl/maple.txt | 50 ++++++++++++++++++++ 1 files changed, 50 insertions(+), 0 deletions(-) create mode 100644 Documentation/devicetree/bindings/powerpc/fsl/maple.txt diff --git a/Documentation/devicetree/bindings/powerpc/fsl/maple.txt b/Documentation/devicetree/bindings/powerpc/fsl/maple.txt new file mode 100644 index 0000000..23b80a7 --- /dev/null +++ b/Documentation/devicetree/bindings/powerpc/fsl/maple.txt @@ -0,0 +1,50 @@ +* Freescale MAPLE Multi Accelerator Platform Engine Baseband 3 + (MAPLE-B3)device nodes + +Supported chips: +Example: B4860 + +Required properties: + +- compatible: Should contain "fsl,maple-b3" as the value + This identifies Multi Accelerator Platform Engine + Baseband 3 block. + +- reg: offset and length of the register set for the device + +- interrupts + Usage: required + Value type: + Definition: Specifies the interrupts generated by this device. The + value of the interrupts property consists of one interrupt + specifier. The format of the specifier is defined by the + binding document describing the node's interrupt parent. + + A single IRQ that handles error conditions is specified by + this property. (Typically shared with port-write). + +Devices that have LIODNs need to specify links to the parent PAMU controller +(the actual PAMU controller that this device is connected to) and a pointer to +the LIODN register, if applicable. + +- fsl,iommu-parent + : + This property should be present + +- status = "disabled" + In this example, status is set "disabled", + As Maple device wouldn't be used by PPC Linux. This representation is required + for doing the PAMU programming on the Linux side. + +Example: + /* B4860 */ + + maple@800000 { + #address-cells = <0>; + #size-cells = <0>; + status = "disabled"; + compatible = "fsl,maple-b3"; + reg = <0x8000000 0x10000>; + interrupts = <16 2 1 18>; + fsl,iommu-parent = <&pamu1>; + }; -- 1.7.6.GIT