diff options
Diffstat (limited to 'Documentation/devicetree/bindings/sound/rt5682.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/sound/rt5682.txt | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/sound/rt5682.txt b/Documentation/devicetree/bindings/sound/rt5682.txt index ade1ece8b45f..5e1d08de18a5 100644 --- a/Documentation/devicetree/bindings/sound/rt5682.txt +++ b/Documentation/devicetree/bindings/sound/rt5682.txt @@ -8,6 +8,21 @@ Required properties: - reg : The I2C address of the device. +- AVDD-supply: phandle to the regulator supplying analog power through the + AVDD pin + +- MICVDD-supply: phandle to the regulator supplying power for the microphone + bias through the MICVDD pin. Either MICVDD or VBAT should be present. + +- VBAT-supply: phandle to the regulator supplying battery power through the + VBAT pin. Either MICVDD or VBAT should be present. + +- DBVDD-supply: phandle to the regulator supplying I/O power through the DBVDD + pin. + +- LDO1-IN-supply: phandle to the regulator supplying power to the digital core + and charge pump through the LDO1_IN pin. + Optional properties: - interrupts : The CODEC's interrupt output. @@ -44,6 +59,10 @@ Optional properties: - realtek,dmic-delay-ms : Set the delay time (ms) for the requirement of the particular DMIC. +- realtek,dmic-clk-driving-high : Set the high driving of the DMIC clock out. + +- #sound-dai-cells: Should be set to '<1>'. + Pins on the device (for linking into audio routes) for RT5682: * DMIC L1 @@ -58,7 +77,7 @@ rt5682 { compatible = "realtek,rt5682i"; reg = <0x1a>; interrupt-parent = <&gpio>; - interrupts = <TEGRA_GPIO(U, 6) GPIO_ACTIVE_HIGH>; + interrupts = <TEGRA_GPIO(U, 6) IRQ_TYPE_LEVEL_HIGH>; realtek,ldo1-en-gpios = <&gpio TEGRA_GPIO(R, 2) GPIO_ACTIVE_HIGH>; realtek,dmic1-data-pin = <1>; @@ -71,4 +90,9 @@ rt5682 { clocks = <&osc>; clock-names = "mclk"; + + AVDD-supply = <&avdd_reg>; + MICVDD-supply = <&micvdd_reg>; + DBVDD-supply = <&dbvdd_reg>; + LDO1-IN-supply = <&ldo1_in_reg>; }; |