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authorSteve Lin <steven.lin1@broadcom.com>2017-02-23 17:49:52 +0300
committerJassi Brar <jaswinder.singh@linaro.org>2017-03-28 20:58:04 +0300
commit52e2dadd2b70269e5368acbae18cca8294c89316 (patch)
tree302a850cc1c722a5fef2076ef824261d294e800b
parentfc2041c5415fbbe8a7f1f6ce73a5d4ad186c7827 (diff)
downloadlinux-52e2dadd2b70269e5368acbae18cca8294c89316.tar.xz
dt-bindings: mailbox: Update doc with NSP PDC/mailbox support
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>
-rw-r--r--Documentation/devicetree/bindings/mailbox/brcm,iproc-pdc-mbox.txt6
1 files changed, 4 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/mailbox/brcm,iproc-pdc-mbox.txt b/Documentation/devicetree/bindings/mailbox/brcm,iproc-pdc-mbox.txt
index 411ccf421584..0f3ee81d92c2 100644
--- a/Documentation/devicetree/bindings/mailbox/brcm,iproc-pdc-mbox.txt
+++ b/Documentation/devicetree/bindings/mailbox/brcm,iproc-pdc-mbox.txt
@@ -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