^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) * Silicon Labs FM Radio receiver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) The Silicon Labs Si470x is family of FM radio receivers with receive power scan
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) supporting 76-108 MHz, programmable through an I2C interface.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) Some of them includes an RDS encoder.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) Required Properties:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) - compatible: Should contain "silabs,si470x"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) - reg: the I2C address of the device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) Optional Properties:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) - interrupts : The interrupt number
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) - reset-gpios: GPIO specifier for the chips reset line
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) Example:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) &i2c2 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) si470x@63 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) compatible = "silabs,si470x";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) reg = <0x63>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) interrupt-parent = <&gpj2>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) interrupts = <4 IRQ_TYPE_EDGE_FALLING>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) reset-gpios = <&gpj2 5 GPIO_ACTIVE_HIGH>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) };