LP PHY Radio init

1. Bitwise OR PHY Register 0x4A2 with 0x2

2. Delay 1 usec

3. Bitwise AND PHY Register 0x4A2 with 0xFFFD

4. Delay 1 usec
5. If the radio version is 0x2062

   1. init 2062 radio

6. Otherwise

   1. init 2063 radio

   2. Sync STX

   3. Write 0x5F80 to PHY Register 0x4F0

   4. Write 0x0 to PHY Register 0x4F1

   5. If the chip ID is 0x4325

      1. Do the SSB PMU RCAL procedure