> When using uclass_get_device* to get the FEC device we need to use > device sequence instead of index into UCLASS_ETH. In systems where for > example a I2C based DSA switch exists it will probe before the FEC > master and its ports will be registered first and have the first > indexes yet the FEC's sequence comes from the device-tree alias. > Take for example the imx8mm-venice-gw7901 board which has an i2c based > DSA switch: > u-boot=> net list > eth1 : lan1 00:0d:8d:aa:00:2f > eth2 : lan2 00:0d:8d:aa:00:30 > eth3 : lan3 00:0d:8d:aa:00:31 > eth4 : lan4 00:0d:8d:aa:00:32 > eth0 : ethernet@30be0000 00:0d:8d:aa:00:2e active > Thus in this case uclass_get_device(UCLASS_ETH, 0, &dev) returns lan1 > which is wrong but uclass_get_device_seq(UCLASS_ETH, 0, &dev) returns > ethernet@30be000 which is correct. > Signed-off-by: Tim Harvey <thar...@gateworks.com> > Reviewed-by: Ramon Fried <rfried....@gmail.com> Applied to u-boot-imx, master, thanks !
Best regards, Stefano Babic -- ===================================================================== DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sba...@denx.de =====================================================================
