From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Anholt Subject: [PATCH 08/10] dt/bindings: Add binding for BCM2835 mailbox property channel driver Date: Mon, 2 Mar 2015 12:54:42 -0800 Message-ID: <1425329684-23968-9-git-send-email-eric@anholt.net> References: <1425329684-23968-1-git-send-email-eric@anholt.net> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1425329684-23968-1-git-send-email-eric-WhKQ6XTQaPysTnJN9+BGXg@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-rpi-kernel" Errors-To: linux-rpi-kernel-bounces+glkr-linux-rpi-kernel=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: linux-arm-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Jassi Brar , linux-rpi-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: devicetree@vger.kernel.org I was tempted to have the mailbox property 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 --- .../bindings/mailbox/brcm,bcm2835-mbox-property.txt | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 Documentation/devicetree/bindings/mailbox/brcm,bcm2835-mbox-property.txt diff --git a/Documentation/devicetree/bindings/mailbox/brcm,bcm2835-mbox-property.txt b/Documentation/devicetree/bindings/mailbox/brcm,bcm2835-mbox-property.txt new file mode 100644 index 0000000..daed1cc --- /dev/null +++ b/Documentation/devicetree/bindings/mailbox/brcm,bcm2835-mbox-property.txt @@ -0,0 +1,14 @@ +Broadcom BCM2835 VideoCore mailbox property channel IPC + +Required properties: + +- compatible : Should be "brcm,bcm2835-mbox-property" +- mboxes: Single-entry list which specifies which mailbox controller + and channel is the property channel. + +Example: + +mailbox-property { + compatible = "brcm,bcm2835-mbox-property"; + mboxes = <&mailbox 8> +}; -- 2.1.4