[PATCH v2 2/5] ARM: STi: DT: STiH407: Enable Mailbox testing facility

Olof Johansson olof at lixom.net
Wed Apr 13 14:56:54 PDT 2016


Hi,



On Wed, Mar 23, 2016 at 7:43 AM, Lee Jones <lee.jones at linaro.org> wrote:
> This patch supplies a Client node to enable the Mailbox testing
> facility.  It will be used to send and receive messages from any
> given co-processor in order to test the STi Mailbox Controller
> driver.
>
> Signed-off-by: Lee Jones <lee.jones at linaro.org>
> ---
>  arch/arm/boot/dts/stih407-family.dtsi | 6 ++++++
>  1 file changed, 6 insertions(+)
>
> diff --git a/arch/arm/boot/dts/stih407-family.dtsi b/arch/arm/boot/dts/stih407-family.dtsi
> index e6e34b4..9376c38 100644
> --- a/arch/arm/boot/dts/stih407-family.dtsi
> +++ b/arch/arm/boot/dts/stih407-family.dtsi
> @@ -695,6 +695,12 @@
>                         status          = "okay";
>                 };
>
> +               mailbox_test {
> +                       compatible = "mailbox_test";
> +                       mboxes = <&mailbox2 1 31>, <&mailbox0 1 31>;
> +                       mbox-names = "tx", "rx";
> +               };

As far as I understand, this doesn't describe something in your
system, and just configures the test driver to run a test. Is that
correct?



-Olof



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