Re: [PATCH v2 10/13] mailbox: create dbx500 mailbox driver

From: Mark Rutland
Date: Wed Feb 13 2013 - 04:08:26 EST


On Tue, Feb 12, 2013 at 08:01:05PM +0000, Loic PALLARDY wrote:
> Hi Mark,
>
> Thanks for your comments.
>
> On 02/12/2013 11:39 AM, Mark Rutland wrote:
> > Hello,
> >
> > I have a few comments on the devicetree binding and the way it's parsed.
> >
> >> +static const struct of_device_id dbx500_mailbox_match[] = {
> >> + { .compatible = "stericsson,db8500-mailbox",
> >> + .data = (void *)db8500_mboxes,
> >> + },
> >> + { .compatible = "stericsson,db9540-mailbox",
> >> + .data = (void *)dbx540_mboxes,
> >> + },
> >> + { /* sentinel */}
> >> +};
> >> +
> >
> > The binding for the compatible strings above and property parsing below should
> > be documented.
> >
> Yes you're right. I will add a description in
> Documentation/devicetree/bindings/mailbox/...

Great!

[...]

> >> + mem = platform_get_resource_byname(pdev, IORESOURCE_MEM, "prcm_reg");
> >
> > Does this work for dt? I wasn't aware we got anything more than anonymous
> > memory and interrupts.
> >
> Yes this is working with and without dt.
> dt declaration will be the following
> mailbox {
> compatible = "stericsson,db8500-mailbox";
> reg = <0x80157000 0x1000>, <0x801B8000 0x2000>;
> reg-names = "prcm-reg", "prcmu-tcdm";
> interrupts = <0 47 0x4>;
> interrupt-names = "irq";
> legacy-offset = <0xdd4>;
> };

Ah, I wasn't aware of reg-names. Thanks for the example.

Thanks,
Mark.


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