This patch adds the DT bindings document for newly added Broadcom SBA RAID driver. Acked-by: Rob Herring <robh@xxxxxxxxxx> Reviewed-by: Ray Jui <ray.jui@xxxxxxxxxxxx> Reviewed-by: Scott Branden <scott.branden@xxxxxxxxxxxx> Signed-off-by: Anup Patel <anup.patel@xxxxxxxxxxxx> --- .../devicetree/bindings/dma/brcm,iproc-sba.txt | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/dma/brcm,iproc-sba.txt diff --git a/Documentation/devicetree/bindings/dma/brcm,iproc-sba.txt b/Documentation/devicetree/bindings/dma/brcm,iproc-sba.txt new file mode 100644 index 0000000..092913a --- /dev/null +++ b/Documentation/devicetree/bindings/dma/brcm,iproc-sba.txt @@ -0,0 +1,29 @@ +* 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>; +}; -- 2.7.4