1*4882a593Smuzhiyun* Silicon Labs FM Radio receiver 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunThe Silicon Labs Si470x is family of FM radio receivers with receive power scan 4*4882a593Smuzhiyunsupporting 76-108 MHz, programmable through an I2C interface. 5*4882a593SmuzhiyunSome of them includes an RDS encoder. 6*4882a593Smuzhiyun 7*4882a593SmuzhiyunRequired Properties: 8*4882a593Smuzhiyun- compatible: Should contain "silabs,si470x" 9*4882a593Smuzhiyun- reg: the I2C address of the device 10*4882a593Smuzhiyun 11*4882a593SmuzhiyunOptional Properties: 12*4882a593Smuzhiyun- interrupts : The interrupt number 13*4882a593Smuzhiyun- reset-gpios: GPIO specifier for the chips reset line 14*4882a593Smuzhiyun 15*4882a593SmuzhiyunExample: 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun&i2c2 { 18*4882a593Smuzhiyun si470x@63 { 19*4882a593Smuzhiyun compatible = "silabs,si470x"; 20*4882a593Smuzhiyun reg = <0x63>; 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun interrupt-parent = <&gpj2>; 23*4882a593Smuzhiyun interrupts = <4 IRQ_TYPE_EDGE_FALLING>; 24*4882a593Smuzhiyun reset-gpios = <&gpj2 5 GPIO_ACTIVE_HIGH>; 25*4882a593Smuzhiyun }; 26*4882a593Smuzhiyun}; 27