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author | Thomas Gleixner <tglx@linutronix.de> | 2015-12-19 13:49:13 +0300 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2015-12-19 13:49:13 +0300 |
commit | 0fa85119cd480c1ded7a81ed64f723fe16a15355 (patch) | |
tree | 8648434601c5112a1d9ab091ab11507fe88e0962 /Documentation/devicetree/bindings/sound/da7213.txt | |
parent | d6ccc3ec95251d8d3276f2900b59cbc468dd74f4 (diff) | |
parent | 1eab0e42450c6038e2bb17da438370fe639973f3 (diff) | |
download | linux-0fa85119cd480c1ded7a81ed64f723fe16a15355.tar.xz |
Merge branch 'linus' into x86/cleanups
Pull in upstream changes so we can apply depending patches.
Diffstat (limited to 'Documentation/devicetree/bindings/sound/da7213.txt')
-rw-r--r-- | Documentation/devicetree/bindings/sound/da7213.txt | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/da7213.txt b/Documentation/devicetree/bindings/sound/da7213.txt new file mode 100644 index 000000000000..58902802d56c --- /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 (Hz). + [<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>; + }; |