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dt-bindings: dma: Convert brcm,iproc-sba to DT schema

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Convert the Broadcom SBA RAID engine binding to schema. It is a straight
forward conversion.

Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/r/20250702222616.2760974-1-robh@kernel.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Rob Herring (Arm) 2025-07-02 17:26:15 -05:00 • committed by Vinod Koul
parent c6ee78fc8f
commit ec896de28c
2 changed files with 41 additions and 29 deletions
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29
Documentation/devicetree/bindings/dma/brcm,iproc-sba.txt
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@ -1,29 +0,0 @@
* Broadcom SBA RAID engine
Required properties:
- compatible: Should be one of the following
"brcm,iproc-sba"
"brcm,iproc-sba-v2"
The "brcm,iproc-sba" has support for only 6 PQ coefficients
The "brcm,iproc-sba-v2" has support for only 30 PQ coefficients
- mboxes: List of phandle and mailbox channel specifiers
Example:
raid_mbox: mbox@67400000 {
...
#mbox-cells = <3>;
...
};
raid0 {
compatible = "brcm,iproc-sba-v2";
mboxes = <&raid_mbox 0 0x1 0xffff>,
<&raid_mbox 1 0x1 0xffff>,
<&raid_mbox 2 0x1 0xffff>,
<&raid_mbox 3 0x1 0xffff>,
<&raid_mbox 4 0x1 0xffff>,
<&raid_mbox 5 0x1 0xffff>,
<&raid_mbox 6 0x1 0xffff>,
<&raid_mbox 7 0x1 0xffff>;
};

41
Documentation/devicetree/bindings/dma/brcm,iproc-sba.yaml Normal file
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@ -0,0 +1,41 @@
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/dma/brcm,iproc-sba.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Broadcom SBA RAID engine
maintainers:
- Ray Jui <rjui@broadcom.com>
- Scott Branden <sbranden@broadcom.com>
properties:
compatible:
enum:
- brcm,iproc-sba
- brcm,iproc-sba-v2
mboxes:
minItems: 1
maxItems: 8
required:
- compatible
- mboxes
additionalProperties: false
examples:
- |
raid0 {
compatible = "brcm,iproc-sba-v2";
mboxes = <&raid_mbox 0 0x1 0xffff>,
<&raid_mbox 1 0x1 0xffff>,
<&raid_mbox 2 0x1 0xffff>,
<&raid_mbox 3 0x1 0xffff>,
<&raid_mbox 4 0x1 0xffff>,
<&raid_mbox 5 0x1 0xffff>,
<&raid_mbox 6 0x1 0xffff>,
<&raid_mbox 7 0x1 0xffff>;
};