From: Dong Aisheng <aisheng.d...@nxp.com>
Mailbox devices may have only one channel which means the mbox-cells
at least 1 does not make sense for this type devices. Let's remove
that limitation to allow the mbox-cells to be equal to 0.
Cc: Mark Rutland <mark.rutl...@arm.com>
Cc: Sudeep Holla <sudeep.ho...@arm.com>
Cc: devicet...@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Reviewed-by: Rob Herring <r...@kernel.org>
Signed-off-by: Dong Aisheng <aisheng.d...@nxp.com>
---
Documentation/devicetree/bindings/mailbox/mailbox.txt | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/mailbox/mailbox.txt
b/Documentation/devicetree/bindings/mailbox/mailbox.txt
index af8ecee2ac68..c2fcd054141a 100644
--- a/Documentation/devicetree/bindings/mailbox/mailbox.txt
+++ b/Documentation/devicetree/bindings/mailbox/mailbox.txt
@@ -6,8 +6,7 @@ assign appropriate mailbox channel to client drivers.
* Mailbox Controller
Required property:
-- #mbox-cells: Must be at least 1. Number of cells in a mailbox
- specifier.
+- #mbox-cells: Number of cells in a mailbox specifier.
Example:
mailbox: mailbox {
--
2.18.0
