Messages in this thread Patch in this message | | | From | Alexandre Belloni <> | Subject | [PATCH 02/12] mfd: syscon: Add Atmel Matrix bus DT binding documentation | Date | Wed, 14 Jan 2015 17:21:54 +0100 |
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From: Boris Brezillon <boris.brezillon@free-electrons.com>
The Matrix registers are provided to configure internal bus behavior on at91 SoCs. Some registers might be accessed by several drivers (e.g. to configure external memory bus timings), hence we declare this register set as a syscon device.
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com> Acked-by: Lee Jones <lee.jones@linaro.org> --- .../devicetree/bindings/mfd/atmel-matrix.txt | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/atmel-matrix.txt
diff --git a/Documentation/devicetree/bindings/mfd/atmel-matrix.txt b/Documentation/devicetree/bindings/mfd/atmel-matrix.txt new file mode 100644 index 000000000000..e3ef50ca02a5 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/atmel-matrix.txt @@ -0,0 +1,24 @@ +* Device tree bindings for Atmel Bus Matrix + +The Bus Matrix registers are used to configure Atmel SoCs internal bus +behavior (master/slave priorities, undefined burst length type, ...) + +Required properties: +- compatible: Should be one of the following + "atmel,at91sam9260-matrix", "syscon" + "atmel,at91sam9261-matrix", "syscon" + "atmel,at91sam9263-matrix", "syscon" + "atmel,at91sam9rl-matrix", "syscon" + "atmel,at91sam9g45-matrix", "syscon" + "atmel,at91sam9n12-matrix", "syscon" + "atmel,at91sam9x5-matrix", "syscon" + "atmel,sama5d3-matrix", "syscon" +- reg: Contains offset/length value of the Bus Matrix + memory region. + +Example: + +matrix: matrix@ffffec00 { + compatible = "atmel,sama5d3-matrix", "syscon"; + reg = <0xffffec00 0x200>; +}; -- 2.1.0
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