6203b954fc
We add an optional supp-outbox interrupt support to SPRD mailbox driver with newly added sc9863a support and change to configure interrupts with names in device tree files. Signed-off-by: Orson Zhai <orson.zhai@unisoc.com> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
70 lines
1.4 KiB
YAML
70 lines
1.4 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: "http://devicetree.org/schemas/mailbox/sprd-mailbox.yaml#"
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$schema: "http://devicetree.org/meta-schemas/core.yaml#"
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title: Spreadtrum mailbox controller bindings
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maintainers:
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- Orson Zhai <orsonzhai@gmail.com>
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- Baolin Wang <baolin.wang7@gmail.com>
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- Chunyan Zhang <zhang.lyra@gmail.com>
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properties:
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compatible:
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enum:
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- sprd,sc9860-mailbox
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- sprd,sc9863a-mailbox
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reg:
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items:
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- description: inbox registers' base address
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- description: outbox registers' base address
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interrupts:
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minItems: 2
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maxItems: 3
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interrupt-names:
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minItems: 2
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items:
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- const: inbox
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- const: outbox
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- const: supp-outbox
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clocks:
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maxItems: 1
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clock-names:
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items:
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- const: enable
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"#mbox-cells":
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const: 1
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required:
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- compatible
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- reg
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- interrupts
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- interrupt-names
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- "#mbox-cells"
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- clocks
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- clock-names
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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mailbox: mailbox@400a0000 {
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compatible = "sprd,sc9860-mailbox";
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reg = <0x400a0000 0x8000>, <0x400a8000 0x8000>;
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#mbox-cells = <1>;
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clock-names = "enable";
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clocks = <&aon_gate 53>;
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interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
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interrupt-names = "inbox", "outbox";
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};
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...
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