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SubjectRe: [PATCH v1 1/2] dt-bindings: Add bindings for BrcmSTB SCMI mailbox driver
On Tue, Sep 15, 2020 at 03:31:04PM -0400, Jim Quinlan wrote:
> Bindings are added. Only one interrupt is needed because
> we do not yet employ the SCMI p2a channel.
>
> Signed-off-by: Jim Quinlan <james.quinlan@broadcom.com>
> ---
> .../bindings/mailbox/brcm,brcmstb-mbox.yaml | 39 +++++++++++++++++++
> 1 file changed, 39 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/mailbox/brcm,brcmstb-mbox.yaml
>
> diff --git a/Documentation/devicetree/bindings/mailbox/brcm,brcmstb-mbox.yaml b/Documentation/devicetree/bindings/mailbox/brcm,brcmstb-mbox.yaml
> new file mode 100644
> index 000000000000..c2359f3a2b13
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mailbox/brcm,brcmstb-mbox.yaml
> @@ -0,0 +1,39 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> +$id: http://devicetree.org/schemas/mailbox/brcm,brcmstb-mbox.yaml#
> +
> +title: Broadcom STB SCMI mailbox driver bindings

I thought SCMI was a mailbox consumer, not provider?

> +
> +maintainers:
> + - Jim Quinlan <james.quinlan@broadcom.com>
> +
> +properties:
> + compatible:
> + enum:
> + - brcm,brcmstb-mbox
> +
> + interrupts:
> + items:
> + - description: SCMI a2p return interrupt
> +
> + "#mbox-cells":
> + const: 1
> +
> +required:
> + - compatible
> + - interrupts
> + - "#mbox-cells"
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/interrupt-controller/arm-gic.h>
> + mailbox0: mailbox@0 {

Drop the label and unit-address.

Run 'make dt_binding_check' as it will tell you the latter.

> + compatible = "brcm,brcmstb-mailbox";
> + #mbox-cells = <1>;
> + interrupts = <GIC_SPI 0xc6 IRQ_TYPE_LEVEL_HIGH>;
> + };
> +...
> --
> 2.17.1
>


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