dt-bindings: mailbox: Update doc with NSP PDC/mailbox support
authorSteve Lin <steven.lin1@broadcom.com>
Thu, 23 Feb 2017 14:49:52 +0000 (09:49 -0500)
committerJassi Brar <jaswinder.singh@linaro.org>
Tue, 28 Mar 2017 17:58:04 +0000 (23:28 +0530)
Update the DT bindings documentation to reflect the new NSP version
of PDC driver compatibility string.

Signed-off-by: Steve Lin <steven.lin1@broadcom.com>
Acked-by: Jon Mason <jon.mason@broadcom.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
Documentation/devicetree/bindings/mailbox/brcm,iproc-pdc-mbox.txt

index 411ccf4..0f3ee81 100644 (file)
@@ -1,9 +1,11 @@
 The PDC driver manages data transfer to and from various offload engines
 on some Broadcom SoCs. An SoC may have multiple PDC hardware blocks. There is
-one device tree entry per block.
+one device tree entry per block.  On some chips, the PDC functionality is
+handled by the FA2 (Northstar Plus).
 
 Required properties:
-- compatible : Should be "brcm,iproc-pdc-mbox".
+- compatible : Should be "brcm,iproc-pdc-mbox" or "brcm,iproc-fa2-mbox" for
+  FA2/Northstar Plus.
 - reg: Should contain PDC registers location and length.
 - interrupts: Should contain the IRQ line for the PDC.
 - #mbox-cells: 1