SNLA450 July   2024 DP83822H , DP83822HF , DP83822I , DP83822IF , DP83826E , DP83826I , DP83848-EP , DP83848Q-Q1 , DP83867CR , DP83867CS , DP83867E , DP83867IR , DP83867IS , DP83TC812R-Q1 , DP83TC812S-Q1 , DP83TC813R-Q1 , DP83TC813S-Q1 , DP83TC814R-Q1 , DP83TC814S-Q1 , DP83TG720R-Q1 , DP83TG720S-Q1 , DP83TG721R-Q1 , DP83TG721S-Q1

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Texas Instruments Ethernet PHY Drivers
  5. 2Ethernet PHY Driver Overview
    1. 2.1 Exploring Linux Driver Types
      1. 2.1.1 U-Boot Driver
      2. 2.1.2 Kernel Driver
  6. 3Driver Integration
    1. 3.1 Linux Device Tree
    2. 3.2 Integrating Driver
  7. 4Common Terminal Commands
    1. 4.1 Initialization Commands
      1. 4.1.1 dmesg | grep -i mdio
      2. 4.1.2 ifconfig
    2. 4.2 Functional Commands
      1. 4.2.1 Phytool
      2. 4.2.2 Ethtool
      3. 4.2.3 Forced Master/Slave
    3. 4.3 Diagnostic Commands
      1. 4.3.1 SQI
      2. 4.3.2 TDR
      3. 4.3.3 Throughput Testing - Ping and iPerf
  8. 5Summary
  9. 6References

1 Texas Instruments Ethernet PHY Drivers

All Ethernet drivers, RTOS and Linux, can be found at TI's Ethernet software github.

Table 1-1 TI Ethernet PHY Drivers
Driver Supported Devices U-boot Driver Linux Driver
dp83822.c DP83822 N/A Yes, all can be found here: TI's Ethernet software github
DP83825 N/A
DP83826 N/A
dp83848.c DP83848 N/A
DP83620 N/A
dp83867.c DP83867 Yes
dp83869.c DP83869 Yes
dp83tc811.c DP83TC812 N/A
dp83tc812.c DP83TC812 N/A
DP83TC813 N/A
DP83TC814 N/A
dp83tg720.c DP83TG720 N/A
DP83TG721 N/A