From mboxrd@z Thu Jan 1 00:00:00 1970 From: codekipper-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org Subject: [PATCH v2 2/4] dt-binding: Add sunxi S/PDIF machine driver Date: Wed, 30 Sep 2015 19:50:56 +0200 Message-ID: <1443635458-8873-3-git-send-email-codekipper@gmail.com> References: <1443635458-8873-1-git-send-email-codekipper@gmail.com> Reply-To: codekipper-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Return-path: In-Reply-To: <1443635458-8873-1-git-send-email-codekipper-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org Cc: lgirdwood-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org, be17068-p0aYb1w59bq9tCD/VL7h6Q@public.gmane.org, Marcus Cooper List-Id: alsa-devel@alsa-project.org From: Marcus Cooper Add device tree bindings for the SPDIF machine driver for Allwinner SoC devices. Signed-off-by: Marcus Cooper --- .../bindings/sound/sunxi-audio-spdif.txt | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/sunxi-audio-spdif.txt diff --git a/Documentation/devicetree/bindings/sound/sunxi-audio-spdif.txt b/Documentation/devicetree/bindings/sound/sunxi-audio-spdif.txt new file mode 100644 index 0000000..b9e8152 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/sunxi-audio-spdif.txt @@ -0,0 +1,36 @@ +Allwinner audio complex with S/PDIF transceiver + +Required properties: + + - compatible : "Allwinner,sunxi-audio-spdif" + + - model : The user-visible name of this sound complex + + - spdif-controller : The phandle of the Allwinner S/PDIF controller + + +Optional properties: + + - spdif-out : This is a boolean property. If present, the + transmitting function of S/PDIF will be enabled, + indicating there's a physical S/PDIF out connector + or jack on the board or it's connecting to some + other IP block, such as an HDMI encoder or + display-controller. + + - spdif-in : This is a boolean property. If present, the receiving + function of S/PDIF will be enabled, indicating there + is a physical S/PDIF in connector/jack on the board. + +* Note: At least one of these two properties should be set in the DT binding. + + +Example: + +sound-spdif { + compatible = "allwinner,sunxi-audio-spdif"; + model = "sunxi-spdif"; + spdif-controller = <&spdif>; + spdif-out; + spdif-in; +}; -- 1.9.1