From mboxrd@z Thu Jan 1 00:00:00 1970 From: James Hogan Subject: [PATCH v4 01/10] dt: binding: add binding for ImgTec IR block Date: Fri, 28 Feb 2014 23:28:51 +0000 Message-ID: <1393630140-31765-2-git-send-email-james.hogan@imgtec.com> References: <1393630140-31765-1-git-send-email-james.hogan@imgtec.com> Return-path: In-Reply-To: <1393630140-31765-1-git-send-email-james.hogan@imgtec.com> Sender: linux-doc-owner@vger.kernel.org To: Mauro Carvalho Chehab , linux-media@vger.kernel.org Cc: James Hogan , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , devicetree@vger.kernel.org, Rob Landley , linux-doc@vger.kernel.org, Tomasz Figa List-Id: devicetree@vger.kernel.org Add device tree binding for ImgTec Consumer Infrared block, specifically major revision 1 of the hardware. Signed-off-by: James Hogan Acked-by: Rob Herring Cc: Mauro Carvalho Chehab Cc: linux-media@vger.kernel.org Cc: Pawel Moll Cc: Mark Rutland Cc: Ian Campbell Cc: Kumar Gala Cc: devicetree@vger.kernel.org Cc: Rob Landley Cc: linux-doc@vger.kernel.org Cc: Tomasz Figa --- v3: - Rename compatible string to "img,ir-rev1" (Rob Herring). - Specify ordering of clocks explicitly (Rob Herring). v2: - Future proof compatible string from "img,ir" to "img,ir1", where the 1 corresponds to the major revision number of the hardware (Tomasz Figa). - Added clock-names property and three specific clock names described in the manual, only one of which is used by the current driver (Tomasz Figa). --- .../devicetree/bindings/media/img-ir-rev1.txt | 34 ++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/img-ir-rev1.txt diff --git a/Documentation/devicetree/bindings/media/img-ir-rev1.txt b/Documentation/devicetree/bindings/media/img-ir-rev1.txt new file mode 100644 index 0000000..5434ce6 --- /dev/null +++ b/Documentation/devicetree/bindings/media/img-ir-rev1.txt @@ -0,0 +1,34 @@ +* ImgTec Infrared (IR) decoder version 1 + +This binding is for Imagination Technologies' Infrared decoder block, +specifically major revision 1. + +Required properties: +- compatible: Should be "img,ir-rev1" +- reg: Physical base address of the controller and length of + memory mapped region. +- interrupts: The interrupt specifier to the cpu. + +Optional properties: +- clocks: List of clock specifiers as described in standard + clock bindings. + Up to 3 clocks may be specified in the following order: + 1st: Core clock (defaults to 32.768KHz if omitted). + 2nd: System side (fast) clock. + 3rd: Power modulation clock. +- clock-names: List of clock names corresponding to the clocks + specified in the clocks property. + Accepted clock names are: + "core": Core clock. + "sys": System clock. + "mod": Power modulation clock. + +Example: + + ir@02006200 { + compatible = "img,ir-rev1"; + reg = <0x02006200 0x100>; + interrupts = <29 4>; + clocks = <&clk_32khz>; + clock-names = "core"; + }; -- 1.8.3.2