From mboxrd@z Thu Jan 1 00:00:00 1970 From: maxime.ripard@free-electrons.com (Maxime Ripard) Date: Tue, 2 Feb 2016 23:31:15 +0100 Subject: [PATCH v3 1/2] dt-bindings: add sun4i SPDIF transceiver bindings In-Reply-To: <1454424594-25208-2-git-send-email-codekipper@gmail.com> References: <1454424594-25208-1-git-send-email-codekipper@gmail.com> <1454424594-25208-2-git-send-email-codekipper@gmail.com> Message-ID: <20160202223115.GE4652@lukather> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, On Tue, Feb 02, 2016 at 03:49:53PM +0100, codekipper at gmail.com 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 -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: