Hi Eric,
> Eric Anholt <e...@anholt.net> hat am 9. März 2018 um 19:44 geschrieben:
>
>
> The VCHIQ communication channel can be provided by BCM283x and Capri
> SoCs, to communicate with the VPU-side OS services.
>
> Signed-off-by: Eric Anholt <e...@anholt.net>
> ---
>
> v2: VCHI->VCHIQ, dropped firmware property, added cache-line-size
> v3: Dropped cache-line-size, s/vchi@/mailbox@/
>
> .../devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt | 16
> ++++++++++++++++
> 1 file changed, 16 insertions(+)
> create mode 100644
> Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt
>
> diff --git a/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt
> b/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt
> new file mode 100644
> index 000000000000..8dd7b3a7de65
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/bcm/brcm,bcm2835-vchiq.txt
> @@ -0,0 +1,16 @@
> +Broadcom VCHIQ firmware services
> +
> +Required properties:
> +
> +- compatible: Should be "brcm,bcm2835-vchiq"
> +- reg: Physical base address and length of the doorbell
> register pair
> +- interrupts: The interrupt number
> + See bindings/interrupt-controller/brcm,bcm2835-armctrl-ic.txt
> +
> +Example:
> +
> +mailbox@7e00b840 {
just a question: do you think this is future-proof to claim the doorbell for
VCHIQ?
Stefan
> + compatible = "brcm,bcm2835-vchiq";
> + reg = <0x7e00b840 0xf>;
> + interrupts = <0 2>;
> +};
> --
> 2.16.2
>
>
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