Re: [PATCH v4 3/5] dt/bindings: bcm2835: add binding documentation for bcm2835-aux

Martin Sperl
2015-09-04T08:26:29Z

> On 26.08.2015, at 03:44, Stephen Warren <swarren@wwwdotorg.org> wrote:
>
> On 08/24/2015 02:40 AM, kernel@martin.sperl.org wrote:
>
>> +Example:
>> +
>> +aux_enable: aux_enable@0x7e215004 {
>> + compatible = "bcrm,bcm2835-aux";
>> + reg = <0x7e215004 0x04>;
>
> I'd expect that to be <0x7e215000 0x8>;

The reason is that we just handle enable with this driver,
which just requires access to the 0x7e215004 register.

The 0x7e215000 register (interrupt mask) could be used by a
cascaded interrupt-controller, but as the spi and uart drivers
can run with shared interrupts this is not a necessity.

Martin