Kernel-4.18.0-80.el8_uqe_serial

• Serial

Required Properties:
compatible : must be “fsl,-ucc-uart”. For t1040, must be
“fsl,t1040-ucc-uart”.
port-number : port number of UCC-UART
tx/rx-clock-name : should be “brg1”-“brg16” for internal clock source,
should be “clk1”-“clk28” for external clock source.

Example:

ucc_serial: ucc@2200 {
    compatible = "fsl,t1040-ucc-uart";
    port-number = <0>;
    rx-clock-name = "brg2";
    tx-clock-name = "brg2";
};