diff options
Diffstat (limited to 'dts/Bindings/sound/rt5682.txt')
| -rw-r--r-- | dts/Bindings/sound/rt5682.txt | 44 |
1 files changed, 43 insertions, 1 deletions
diff --git a/dts/Bindings/sound/rt5682.txt b/dts/Bindings/sound/rt5682.txt index 30e927a283..5e1d08de18 100644 --- a/dts/Bindings/sound/rt5682.txt +++ b/dts/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. @@ -32,6 +47,22 @@ Optional properties: The delay time is realtek,btndet-delay value multiple of 8.192 ms. If absent, the default is 16. +- #clock-cells : Should be set to '<1>', wclk and bclk sources provided. +- clock-output-names : Name given for DAI clocks output. + +- clocks : phandle and clock specifier for codec MCLK. +- clock-names : Clock name string for 'clocks' attribute, should be "mclk". + +- realtek,dmic-clk-rate-hz : Set the clock rate (hz) for the requirement of + the particular DMIC. + +- 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 @@ -46,11 +77,22 @@ 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>; realtek,dmic1-clk-pin = <1>; realtek,jd-src = <1>; realtek,btndet-delay = <16>; + + #clock-cells = <1>; + clock-output-names = "rt5682-dai-wclk", "rt5682-dai-bclk"; + + clocks = <&osc>; + clock-names = "mclk"; + + AVDD-supply = <&avdd_reg>; + MICVDD-supply = <&micvdd_reg>; + DBVDD-supply = <&dbvdd_reg>; + LDO1-IN-supply = <&ldo1_in_reg>; }; |