In the ZL30733 register map, this information is available through the DPLL status registers.
The relevant details can be found on the Status Registers section of the document.
Registers:
- 0x0110 (DPLL0)
- 0x0111 (DPLL1)
- 0x0112 (DPLL2)
correspond to the DPLL monitor status registers and can be read through I2C to check the lock status of each DPLL.
To check the DPLL lock status, execute the command below in U-boot:
IWG42M> i2c dev 0
IWG42M> i2c mw 0x70 0x7f 0x2
IWG42M> i2c md 0x70 0x10 3
0010: 05 05 05
The ZL30733 datasheet is provided by Microchip under NDA. Kindly contact your local Microchip representative to obtain access.
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Please find the detailed product information here:
ZU49/ZU39/ZU29DR RFSoC System on Module