1RT5682 audio CODEC 2 3This device supports I2C only. 4 5Required properties: 6 7- compatible : "realtek,rt5682" or "realtek,rt5682i" 8 9- reg : The I2C address of the device. 10 11Optional properties: 12 13- interrupts : The CODEC's interrupt output. 14 15- realtek,dmic1-data-pin 16 0: dmic1 is not used 17 1: using GPIO2 pin as dmic1 data pin 18 2: using GPIO5 pin as dmic1 data pin 19 20- realtek,dmic1-clk-pin 21 0: using GPIO1 pin as dmic1 clock pin 22 1: using GPIO3 pin as dmic1 clock pin 23 24- realtek,jd-src 25 0: No JD is used 26 1: using JD1 as JD source 27 28- realtek,ldo1-en-gpios : The GPIO that controls the CODEC's LDO1_EN pin. 29 30- realtek,btndet-delay 31 The debounce delay for push button. 32 The delay time is realtek,btndet-delay value multiple of 8.192 ms. 33 If absent, the default is 16. 34 35Pins on the device (for linking into audio routes) for RT5682: 36 37 * DMIC L1 38 * DMIC R1 39 * IN1P 40 * HPOL 41 * HPOR 42 43Example: 44 45rt5682 { 46 compatible = "realtek,rt5682i"; 47 reg = <0x1a>; 48 interrupt-parent = <&gpio>; 49 interrupts = <TEGRA_GPIO(U, 6) GPIO_ACTIVE_HIGH>; 50 realtek,ldo1-en-gpios = 51 <&gpio TEGRA_GPIO(R, 2) GPIO_ACTIVE_HIGH>; 52 realtek,dmic1-data-pin = <1>; 53 realtek,dmic1-clk-pin = <1>; 54 realtek,jd-src = <1>; 55 realtek,btndet-delay = <16>; 56}; 57