How to specify skew timing values for KSZ9031 using TI SDK 7.0 (AM335x)
https://e2e.ti.com/support/arm/sitara_arm/f/791/t/424116

https://www.kernel.org/doc/Documentation/devicetree/bindings/net/micrel-ksz90x1.txt


         //Read PHY control register
         value = ksz9031ReadPhyReg(interface, KSZ9031_PHY_REG_PHYCON);
https://github.com/Velleman/VM204-Firmware/blob/master/cyclone_tcp/drivers/ksz9031.c

Keywords:
ksz9031 skew values