From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mikhail Ulyanov Subject: [PATCH v2 6/6] devicetree: bindings: Document Renesas JPEG Processing Unit. Date: Mon, 25 Aug 2014 16:35:32 +0400 Message-ID: <1408970132-6690-1-git-send-email-mikhail.ulyanov@cogentembedded.com> References: <1408452653-14067-7-git-send-email-mikhail.ulyanov@cogentembedded.com> Return-path: In-Reply-To: <1408452653-14067-7-git-send-email-mikhail.ulyanov@cogentembedded.com> Sender: linux-sh-owner@vger.kernel.org To: horms@verge.net.au, magnus.damm@gmail.com, m.chehab@samsung.com, robh+dt@kernel.org, grant.likely@linaro.org, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk Cc: laurent.pinchart@ideasonboard.com, hans.verkuil@cisco.com, linux-sh@vger.kernel.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, Mikhail Ulyanov List-Id: devicetree@vger.kernel.org Documentation for Renesas JPU devicetree node. Changes since v1: - First line typo fixed - "renesas,jpu-gen2" compatability option added Signed-off-by: Mikhail Ulyanov --- .../devicetree/bindings/media/renesas,jpu.txt | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/renesas,jpu.txt diff --git a/Documentation/devicetree/bindings/media/renesas,jpu.txt b/Documentation/devicetree/bindings/media/renesas,jpu.txt new file mode 100644 index 0000000..44b07df --- /dev/null +++ b/Documentation/devicetree/bindings/media/renesas,jpu.txt @@ -0,0 +1,24 @@ +* Renesas JPEG processing unit. + +The JPEG processing unit (JPU) incorporates the JPEG codec with an encoding +and decoding function conforming to the JPEG baseline process, so that the JPU +can encode image data and decode JPEG data quickly. +It can be found in the Renesas R-Car second generation SoCs. + +Required properties: + - compatible: should containg one of the following: + - "renesas,jpu-r8a7790" for R-Car H2 + - "renesas,jpu-r8a7791" for R-Car M2 + - "renesas,jpu-gen2" for R-Car second generation + + - reg: Base address and length of the registers block for the JPU. + - interrupts: JPU interrupt specifier. + - clocks: A phandle + clock-specifier pair for the JPU functional clock. + +Example: R8A7790 (R-Car H2) JPU node + jpeg-codec@fe980000 { + compatible = "renesas,jpu-r8a7790"; + reg = <0 0xfe980000 0 0x10300>; + interrupts = <0 272 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&mstp1_clks R8A7790_CLK_JPU>; + }; -- 2.1.0.rc1