1*4882a593SmuzhiyunRT5668B audio CODEC 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunThis device supports I2C only. 4*4882a593Smuzhiyun 5*4882a593SmuzhiyunRequired properties: 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun- compatible : "realtek,rt5668b" 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun- reg : The I2C address of the device. 10*4882a593Smuzhiyun 11*4882a593SmuzhiyunOptional properties: 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun- interrupts : The CODEC's interrupt output. 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun- realtek,dmic1-data-pin 16*4882a593Smuzhiyun 0: dmic1 is not used 17*4882a593Smuzhiyun 1: using GPIO2 pin as dmic1 data pin 18*4882a593Smuzhiyun 2: using GPIO5 pin as dmic1 data pin 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun- realtek,dmic1-clk-pin 21*4882a593Smuzhiyun 0: using GPIO1 pin as dmic1 clock pin 22*4882a593Smuzhiyun 1: using GPIO3 pin as dmic1 clock pin 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun- realtek,jd-src 25*4882a593Smuzhiyun 0: No JD is used 26*4882a593Smuzhiyun 1: using JD1 as JD source 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun- realtek,ldo1-en-gpios : The GPIO that controls the CODEC's LDO1_EN pin. 29*4882a593Smuzhiyun 30*4882a593SmuzhiyunPins on the device (for linking into audio routes) for RT5668B: 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun * DMIC L1 33*4882a593Smuzhiyun * DMIC R1 34*4882a593Smuzhiyun * IN1P 35*4882a593Smuzhiyun * HPOL 36*4882a593Smuzhiyun * HPOR 37*4882a593Smuzhiyun 38*4882a593SmuzhiyunExample: 39*4882a593Smuzhiyun 40*4882a593Smuzhiyunrt5668 { 41*4882a593Smuzhiyun compatible = "realtek,rt5668b"; 42*4882a593Smuzhiyun reg = <0x1a>; 43*4882a593Smuzhiyun interrupt-parent = <&gpio>; 44*4882a593Smuzhiyun interrupts = <TEGRA_GPIO(U, 6) IRQ_TYPE_LEVEL_HIGH>; 45*4882a593Smuzhiyun realtek,ldo1-en-gpios = 46*4882a593Smuzhiyun <&gpio TEGRA_GPIO(R, 2) GPIO_ACTIVE_HIGH>; 47*4882a593Smuzhiyun realtek,dmic1-data-pin = <1>; 48*4882a593Smuzhiyun realtek,dmic1-clk-pin = <1>; 49*4882a593Smuzhiyun realtek,jd-src = <1>; 50*4882a593Smuzhiyun}; 51