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Date: Wed, 18 Jun 2014 17:09:37 +0530 From: Harini Katakam <harinik@...inx.com> To: linus.walleij@...aro.org, gnurou@...il.com, grant.likely@...aro.org, robh+dt@...nel.org, pawel.moll@....com, mark.rutland@....com, ijc+devicetree@...lion.org.uk, galak@...eaurora.org, rob@...dley.net Cc: michal.simek@...inx.com, soren.brinkmann@...inx.com, linux-gpio@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, devicetree@...r.kernel.org, linux-doc@...r.kernel.org, harinikatakamlinux@...il.com, Harini Katakam <harini.katakam@...inx.com>, Harini Katakam <harinik@...inx.com> Subject: [PATCH v2 2/2] devicetree: Add Zynq GPIO devicetree bindings documentation From: Harini Katakam <harini.katakam@...inx.com> Add gpio-zynq bindings documentation. Signed-off-by: Harini Katakam <harinik@...inx.com> Signed-off-by: Soren Brinkmann <soren.brinkmann@...inx.com> --- v2 changes: Improve description. --- .../devicetree/bindings/gpio/gpio-zynq.txt | 24 ++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/gpio-zynq.txt diff --git a/Documentation/devicetree/bindings/gpio/gpio-zynq.txt b/Documentation/devicetree/bindings/gpio/gpio-zynq.txt new file mode 100644 index 0000000..b2c023a --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/gpio-zynq.txt @@ -0,0 +1,24 @@ +Xilinx Zynq GPIO controller Device Tree Bindings +------------------------------------------- + +Required properties: +- #gpio-cells : Should be two. First cell is used to mention + pin number. +- compatible : Should be "xlnx,zynq-gpio-1.0" +- clocks : Clock specifier (see clock bindings for details) +- gpio-controller : Marks the device node as a GPIO controller. +- interrupts : Interrupt specifier (see interrupt bindings for + details) +- interrupt-parent : Must be core interrupt controller +- reg : Address and length of the register set for the device + +Example: + gpio@...0a000 { + #gpio-cells = <2>; + compatible = "xlnx,zynq-gpio-1.0"; + clocks = <&clkc 42>; + gpio-controller; + interrupt-parent = <&intc>; + interrupts = <0 20 4>; + reg = <0xe000a000 0x1000>; + }; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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