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Message-Id: <1406055456-29384-1-git-send-email-jaswinder.singh@linaro.org> Date: Wed, 23 Jul 2014 00:27:36 +0530 From: Jassi Brar <jaswinder.singh@...aro.org> To: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org Cc: ks.giri@...sung.com, arnd@...db.de, ijc@...lion.org.uk, mark.rutland@....com, robh@...nel.org, pawel.moll@....com, courtney.cavin@...ymobile.com, mporter@...aro.org, slapdau@...oo.com.au, lftan.linux@...il.com, loic.pallardy@...com, s-anna@...com, ashwin.chaugule@...aro.org, bjorn@...o.se, patches@...aro.org, t.takinishi@...fujitsu.com, broonie@...aro.org, khilman@...aro.org, mollie.wu@...aro.org, andy.green@...aro.org, lee.jones@...aro.org, Jassi Brar <jaswinder.singh@...aro.org> Subject: [PATCHv9 4/4] dt: mailbox: add generic bindings Define generic bindings for the framework clients to request mailbox channels. Signed-off-by: Jassi Brar <jaswinder.singh@...aro.org> --- .../devicetree/bindings/mailbox/mailbox.txt | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 Documentation/devicetree/bindings/mailbox/mailbox.txt diff --git a/Documentation/devicetree/bindings/mailbox/mailbox.txt b/Documentation/devicetree/bindings/mailbox/mailbox.txt new file mode 100644 index 0000000..bb79678 --- /dev/null +++ b/Documentation/devicetree/bindings/mailbox/mailbox.txt @@ -0,0 +1,36 @@ +* Generic Mailbox Controller and client driver bindings + +Generic binding to provide a way for Mailbox controller drivers to +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. + +Example: + mailbox: mailbox { + ... + #mbox-cells = <1>; + }; + + +* Mailbox Client + +Required property: +- mboxes: List of phandle and mailbox channel specifiers. + +Optional property: +- mbox-names: List of identifier strings for each mailbox channel + required by the client. The use of this property + is discouraged in favor of using index in list of + 'mboxes' while requesting a mailbox. + +Example: + pwr_cntrl: power { + ... + mbox-names = "pwr-ctrl", "rpc"; + mboxes = <&mailbox 0 + &mailbox 1>; + }; -- 1.8.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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