From 6951813e66e07f18c9a425c3fbd966947ea401ab Mon Sep 17 00:00:00 2001 From: Mikhail Ulyanov Date: Wed, 22 Jul 2015 08:23:04 -0300 Subject: [PATCH] [media] devicetree: bindings: Document Renesas R-Car JPEG Processing Unit Add Renesas R-Car JPEG processing unit driver device tree bindings documentation. Signed-off-by: Mikhail Ulyanov Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- .../devicetree/bindings/media/renesas,jpu.txt | 24 +++++++++++++++++++ 1 file changed, 24 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 000000000000..0cb94201bf92 --- /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. + +Required properties: + - compatible: should containg one of the following: + - "renesas,jpu-r8a7790" for R-Car H2 + - "renesas,jpu-r8a7791" for R-Car M2-W + - "renesas,jpu-r8a7792" for R-Car V2H + - "renesas,jpu-r8a7793" for R-Car M2-N + + - 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>; + }; -- 2.20.1