Re: [PATCH v4 05/10] ARM: dts: sunxi: a80: Add msgbox node

Maxime Ripard
2019-08-23T14:56:27Z

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Hi,

On Tue, Aug 20, 2019 at 08:17:49AM -0500, Samuel Holland wrote:
> On 8/20/19 3:15 AM, Maxime Ripard wrote:
> > On Mon, Aug 19, 2019 at 10:23:06PM -0500, Samuel Holland wrote:
> >> The A80 SoC contains a message box that can be used to send messages and
> >> interrupts back and forth between the ARM application CPUs and the ARISC
> >> coprocessor. Add a device tree node for it.
> >>
> >> Signed-off-by: Samuel Holland <samuel@sholland.org>
> >
> > I think you mentionned that crust has been tested only on the A64 and
> > the H3/H5, did you test the mailbox on those other SoCs as well?
>
> No, I only have A64/H3/H5, and recently H6, hardware to test. I've looked
> through the manuals to verify that the registers are all the same, but I haven't
> run the driver on earlier SoCs.

I'd rather not merge them until they've been properly tested. We've
had some surprises with the documentation in the past :/

Maxime

--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

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