From mboxrd@z Thu Jan 1 00:00:00 1970 From: Oleksij Rempel Subject: [PATCH v7 1/6] dt-bindings: mailbox: allow mbox-cells to be equal to 0 Date: Thu, 26 Jul 2018 08:53:26 +0200 Message-ID: <20180726065331.6186-2-o.rempel@pengutronix.de> References: <20180726065331.6186-1-o.rempel@pengutronix.de> Return-path: In-Reply-To: <20180726065331.6186-1-o.rempel@pengutronix.de> Sender: linux-kernel-owner@vger.kernel.org To: Shawn Guo , Fabio Estevam , Rob Herring , Mark Rutland , "A.s. Dong" , Vladimir Zapolskiy , Jassi Brar Cc: Sudeep Holla , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-arm-kernel@lists.infradead.org, dl-linux-imx List-Id: devicetree@vger.kernel.org From: Dong Aisheng 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 Cc: Sudeep Holla Cc: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org Reviewed-by: Rob Herring Signed-off-by: Dong Aisheng --- 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