From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Ripard Subject: Re: [PATCH v3 1/2] dt-bindings: add sun4i SPDIF transceiver bindings Date: Tue, 2 Feb 2016 23:31:15 +0100 Message-ID: <20160202223115.GE4652@lukather> References: <1454424594-25208-1-git-send-email-codekipper@gmail.com> <1454424594-25208-2-git-send-email-codekipper@gmail.com> Reply-To: maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="cseAwlqrBzmhRTxO" Return-path: Content-Disposition: inline In-Reply-To: <1454424594-25208-2-git-send-email-codekipper-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: codekipper-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, lgirdwood-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org, be17068-p0aYb1w59bq9tCD/VL7h6Q@public.gmane.org List-Id: alsa-devel@alsa-project.org --cseAwlqrBzmhRTxO Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Hi, On Tue, Feb 02, 2016 at 03:49:53PM +0100, codekipper-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org wrote: > From: Marcus Cooper > > Add devicetree bindings for the SPDIF transceiver found on > found on Allwinners A10 and A20 SoCs. > > Signed-off-by: Marcus Cooper > --- > .../devicetree/bindings/sound/sun4i,spdif.txt | 46 ++++++++++++++++++++++ > 1 file changed, 46 insertions(+) > create mode 100644 Documentation/devicetree/bindings/sound/sun4i,spdif.txt > > diff --git a/Documentation/devicetree/bindings/sound/sun4i,spdif.txt b/Documentation/devicetree/bindings/sound/sun4i,spdif.txt > new file mode 100644 > index 0000000..55ed2f6 > --- /dev/null > +++ b/Documentation/devicetree/bindings/sound/sun4i,spdif.txt > @@ -0,0 +1,46 @@ > +Allwinner Sony/Philips Digital Interface Format (S/PDIF) Controller > + > +The Allwinner S/PDIF audio block is a transceiver that allows the > +processor to receive and transmit digital audio via an coaxial cable or > +a fibre cable. > + > +Required properties: > + > + - compatible : should be one of the following: > + - "allwinner,sun4i-a10-spdif": for the Allwinner A10 SoC > + > + - reg : Offset and length of the register set for the device. > + > + - interrupts : Contains the spdif interrupt. > + > + - dmas : Generic dma devicetree binding as described in > + Documentation/devicetree/bindings/dma/dma.txt. > + > + - dma-names : Two dmas have to be defined, "tx" and "rx". > + > + - clocks : Contains an entry for each entry in clock-names. > + > + - clock-names : Includes the following entries: > + "apb" clock for the spdif bus. > + "spdif" clock for spdif controller. > + > +Optional: > + > + - spdif-in : Enable block for capturing an SPDIF signal. > + > + - spdif-out : Enable block for transmitting an SPDIF signal. Is that a generic property? What values can it hold? Thanks, Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com --cseAwlqrBzmhRTxO--