diff options
author | Nicolin Chen <nicoleotsuka@gmail.com> | 2013-06-11 02:43:30 +0800 |
---|---|---|
committer | Mark Brown <broonie@linaro.org> | 2013-06-12 16:08:24 +0100 |
commit | 8de2ae2a7f1fd71dc56d6b014029f93093e9c5d5 (patch) | |
tree | f49a12b6717132820389caa5484b6757a43c6f00 /Documentation/devicetree/bindings/sound | |
parent | dbdf6b54340e1671439a4a5efbd15b7a0b14eacb (diff) | |
download | linux-stable-8de2ae2a7f1fd71dc56d6b014029f93093e9c5d5.tar.gz linux-stable-8de2ae2a7f1fd71dc56d6b014029f93093e9c5d5.tar.bz2 linux-stable-8de2ae2a7f1fd71dc56d6b014029f93093e9c5d5.zip |
ASoC: fsl: add imx-wm8962 machine driver
This is the initial imx-wm8962 device-tree-only machine driver working with
fsl_ssi driver. More features can be added on top of it later.
Signed-off-by: Nicolin Chen <b42378@freescale.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/sound')
-rw-r--r-- | Documentation/devicetree/bindings/sound/imx-audio-wm8962.txt | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/imx-audio-wm8962.txt b/Documentation/devicetree/bindings/sound/imx-audio-wm8962.txt new file mode 100644 index 000000000000..f49450a87890 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/imx-audio-wm8962.txt @@ -0,0 +1,46 @@ +Freescale i.MX audio complex with WM8962 codec + +Required properties: +- compatible : "fsl,imx-audio-wm8962" +- model : The user-visible name of this sound complex +- ssi-controller : The phandle of the i.MX SSI controller +- audio-codec : The phandle of the WM8962 audio codec +- audio-routing : A list of the connections between audio components. + Each entry is a pair of strings, the first being the connection's sink, + the second being the connection's source. Valid names could be power + supplies, WM8962 pins, and the jacks on the board: + + Power supplies: + * Mic Bias + + Board connectors: + * Mic Jack + * Headphone Jack + * Ext Spk + +- mux-int-port : The internal port of the i.MX audio muxer (AUDMUX) +- mux-ext-port : The external port of the i.MX audio muxer + +Note: The AUDMUX port numbering should start at 1, which is consistent with +hardware manual. + +Example: + +sound { + compatible = "fsl,imx6q-sabresd-wm8962", + "fsl,imx-audio-wm8962"; + model = "wm8962-audio"; + ssi-controller = <&ssi2>; + audio-codec = <&codec>; + audio-routing = + "Headphone Jack", "HPOUTL", + "Headphone Jack", "HPOUTR", + "Ext Spk", "SPKOUTL", + "Ext Spk", "SPKOUTR", + "MICBIAS", "AMIC", + "IN3R", "MICBIAS", + "DMIC", "MICBIAS", + "DMICDAT", "DMIC"; + mux-int-port = <2>; + mux-ext-port = <3>; +}; |