I was tempted to have the mailbox power channel support just be in the
2835 mailbox driver itself, but mbox_request_channel() wants its
device to have the "mboxes" node, and that appears to be only intended
for mailbox clients, not controllers.
Signed-off-by: Eric Anholt <eric@xxxxxxxxxx>
---
.../bindings/mailbox/brcm,bcm2835-mbox-power.txt | 14 ++++++++++++++
1 file changed, 14 insertions(+)
create mode 100644 Documentation/devicetree/bindings/mailbox/brcm,bcm2835-mbox-power.txt
diff --git a/Documentation/devicetree/bindings/mailbox/brcm,bcm2835-mbox-power.txt b/Documentation/devicetree/bindings/mailbox/brcm,bcm2835-mbox-power.txt
new file mode 100644
index 0000000..83446ce
--- /dev/null
+++ b/Documentation/devicetree/bindings/mailbox/brcm,bcm2835-mbox-power.txt
@@ -0,0 +1,14 @@
+Broadcom BCM2835 VideoCore mailbox power channel IPC
+
+Required properties:
+
+- compatible : Should be "brcm,bcm2835-mbox-power"
+- mboxes: Single-entry list which specifies which mailbox controller
+ and channel is the power channel.
+
+Example:
+
+mailbox-power {
+ compatible = "brcm,bcm2835-mbox-power";
+ mboxes = <&mailbox 0>
+};
--
2.1.4
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