[PATCH v3 2/3] ARM: bcm281xx: Device Tree bindings for GPIO driver

Stephen Warren swarren at wwwdotorg.org
Fri Jul 26 19:09:56 EDT 2013


On 07/26/2013 04:51 PM, Markus Mayer wrote:
> On 26 July 2013 15:08, Stephen Warren <swarren at wwwdotorg.org> wrote:
>> (CC'ing the DT bindings maintainers hence quoting the binding in full)
>>
>> On 07/26/2013 02:25 PM, Markus Mayer wrote:

>>> diff --git a/Documentation/devicetree/bindings/gpio/gpio-bcm-kona.txt b/Documentation/devicetree/bindings/gpio/gpio-bcm-kona.txt

>>> +Required properties:
>>> +  - compatible: "brcm,kona-gpio"
>>> +  - reg: Physical base address and length of the controller's registers.
>>> +  - interrupts: The interrupt outputs from the controller.
>>
>> How many entries are required? I notice there's more than 1 in the
>> example below.
> 
> You only "need" the ones you want to use, i.e. at least one. The board
> supports up to 6. I can mention as much in the description.

Isn't this a property of the SoC's IP block, not of the board?



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