[PATCH v2 6/6] devicetree: bindings: Document Renesas JPEG Processing Unit.
From: Mikhail Ulyanov <hidden>
Date: 2014-08-25 12:35:32
Also in:
linux-devicetree, linux-media
Subsystem:
media input infrastructure (v4l/dvb), open firmware and flattened device tree bindings, the rest · Maintainers:
Mauro Carvalho Chehab, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Documentation for Renesas JPU devicetree node.
Changes since v1:
- First line typo fixed
- "renesas,jpu-gen2" compatability option added
Signed-off-by: Mikhail Ulyanov <redacted>
---
.../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>; + };
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2.1.0.rc1