Kernel-4.18.0-80.el8_smsc-lan91c111

SMSC LAN91c111 Ethernet mac

Required properties:

  • compatible = “smsc,lan91c111”;
  • reg : physical address and size of registers
  • interrupts : interrupt connection

Optional properties:

  • phy-device : see ethernet.txt file in the same directory
  • reg-io-width : Mask of sizes (in bytes) of the IO accesses that
    are supported on the device. Valid value for SMSC LAN91c111 are
    1, 2 or 4. If it’s omitted or invalid, the size would be 2 meaning
    16-bit access only.
  • power-gpios: GPIO to control the PWRDWN pin
  • reset-gpios: GPIO to control the RESET pin
  • pxa-u16-align4 : Boolean, put in place the workaround the force all
         u16 writes to be 32 bits aligned