Re: [PATCH 1/2] DT: Add documentation for gpio-falcon
From: Kumar Gala <hidden>
Date: 2013-08-08 14:43:03
Also in:
linux-devicetree
On Aug 8, 2013, at 9:19 AM, John Crispin wrote:
Describe gpio-falcon binding.
Would be good to have a little more description in the commit message about which SoC this is associated with.
quoted hunk ↗ jump to hunk
Signed-off-by: John Crispin <redacted> Cc: linux-mips@linux-mips.org Cc: devicetree@vger.kernel.org Cc: linux-gpio@vger.kernel.org --- .../devicetree/bindings/gpio/gpio-falcon.txt | 25 ++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/gpio-falcon.txtdiff --git a/Documentation/devicetree/bindings/gpio/gpio-falcon.txt b/Documentation/devicetree/bindings/gpio/gpio-falcon.txt new file mode 100644 index 0000000..60bc6cd --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/gpio-falcon.txt@@ -0,0 +1,25 @@ +Lantiq Falon SoC GPIO controller bindings + +Required properties: +- compatible: + - "lantiq,falcon-gpio" for Falcon SoC controllers +- #gpio-cells : Should be two. + - first cell is the pin number + - second cell is used to specify optional parameters (unused) +- gpio-controller : Marks the device node as a GPIO controller +- reg : Physical base address and length of the controller's registers +- interrupt-parent: phandle to the IM device node that the irq is routed via +- interrupts : Specify the IM interrupt number +- lantiq,bank : The physical GPIO bank that this block is assiciated with
spelling w/assiciated
+
+Example:
+
+ gpio0: gpio@810000 {
+ compatible = "lantiq,falcon-gpio";
+ #gpio-cells = <2>;
+ gpio-controller;
+ reg = <0x810000 0x80>;
+ interrupt-parent = <&icu0>;
+ interrupts = <44>;
+ lantiq,bank = <0>;
+ };- k
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