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Message-ID: <bfc7c5e61d8c398bc4cfa56a7908032dc3bdf82f.1444223905.git.Adam.Thomson.Opensource@diasemi.com> Date: Wed, 7 Oct 2015 14:27:13 +0100 From: Adam Thomson <Adam.Thomson.Opensource@...semi.com> To: Mark Brown <broonie@...nel.org>, Liam Girdwood <lgirdwood@...il.com>, Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>, Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>, Mark Rutland <mark.rutland@....com>, Ian Campbell <ijc+devicetree@...lion.org.uk>, Kumar Gala <galak@...eaurora.org> CC: <alsa-devel@...a-project.org>, <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>, Support Opensource <support.opensource@...semi.com> Subject: [PATCH v2 3/3] ASoC: da7213: Add bindings documentation for codec driver Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@...semi.com> --- Documentation/devicetree/bindings/sound/da7213.txt | 41 ++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/da7213.txt diff --git a/Documentation/devicetree/bindings/sound/da7213.txt b/Documentation/devicetree/bindings/sound/da7213.txt new file mode 100644 index 0000000..7280e82 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/da7213.txt @@ -0,0 +1,41 @@ +Dialog Semiconductor DA7213 Audio Codec bindings + +====== + +Required properties: +- compatible : Should be "dlg,da7213" +- reg: Specifies the I2C slave address + +Optional properties: +- clocks : phandle and clock specifier for codec MCLK. +- clock-names : Clock name string for 'clocks' attribute, should be "mclk". + +- dlg,micbias1-lvl : Voltage (mV) for Mic Bias 1 + [<1600>, <2200>, <2500>, <3000>] +- dlg,micbias2-lvl : Voltage (mV) for Mic Bias 2 + [<1600>, <2200>, <2500>, <3000>] +- dlg,dmic-data-sel : DMIC channel select based on clock edge. + ["lrise_rfall", "lfall_rrise"] +- dlg,dmic-samplephase : When to sample audio from DMIC. + ["on_clkedge", "between_clkedge"] +- dlg,dmic-clkrate : DMIC clock frequency (MHz). + [<1500000>, <3000000>] + +====== + +Example: + + codec_i2c: da7213@1a { + compatible = "dlg,da7213"; + reg = <0x1a>; + + clocks = <&clks 201>; + clock-names = "mclk"; + + dlg,micbias1-lvl = <2500>; + dlg,micbias2-lvl = <2500>; + + dlg,dmic-data-sel = "lrise_rfall"; + dlg,dmic-samplephase = "between_clkedge"; + dlg,dmic-clkrate = <3000000>; + }; -- 1.9.3 -- 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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