[PATCH v2 7/7] Document: devicetree: add OF documents for arch-mmp

Arnd Bergmann arnd at arndb.de
Tue Mar 6 01:46:14 EST 2012


On Monday 05 March 2012, Haojian Zhuang wrote:
> Add OF support in Document/devicetree directory.
> 
> Signed-off-by: Haojian Zhuang <haojian.zhuang at marvell.com>

Acked-by: Arnd Bergmann <arnd at arndb.de>

One question for Benoit, Grant or Rob:

> +Required properties:
> +- compatible: should be "mrvl,sa1100-rtc"
> +- reg: physical base address of the controller and length of memory mapped
> +  region.
> +- interrupts: Should be two. The first interrupt number is the rtc alarm
> +  interrupt and the second interrupt number is the rtc hz interrupt.
> +- interrupt-names: Assign name of irq resource.
> +
> +Example:
> +	rtc: rtc at d4010000 {
> +		compatible = "mrvl,mmp-rtc";
> +		reg = <0xd4010000 0x1000>;
> +		interrupts = <5>, <6>;
> +		interrupt-name = "rtc 1Hz", "rtc alarm";
> +	};

When the binding for a device lists the interrupt-names property, should it
also list the specific values for it? This one says that which ones they are,
but I think we should actually mandate the exact string in the binding if
we want to allow drivers to get the resource by its name.

	Arnd


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