non-working phy：A071 connect the ethernet cable: [ 135.449031] DP83867 dp83867_register_dump begin [ 135.457429] register addr: 0000 , val: 1140 [ 135.461735] register addr: 0001 , val: 796d [ 135.476867] register addr: 0002 , val: 2000 [ 135.481195] register addr: 0003 , val: a231 [ 135.485543] register addr: 0004 , val: 05e1 [ 135.489834] register addr: 0005 , val: cde1 [ 135.500786] register addr: 0006 , val: 006f [ 135.505074] register addr: 0007 , val: 2001 [ 135.512778] register addr: 0008 , val: 4006 [ 135.517067] register addr: 0009 , val: 0200 [ 135.524780] register addr: 000a , val: 3800 [ 135.529063] register addr: 000b , val: 0000 [ 135.536779] register addr: 000c , val: 0000 [ 135.541063] register addr: 000d , val: 401f [ 135.548789] register addr: 000e , val: 0140 [ 135.553084] register addr: 000f , val: 3000 [ 135.560794] register addr: 0010 , val: 5048 [ 135.565082] register addr: 0011 , val: af12 [ 135.572795] register addr: 0012 , val: 0000 [ 135.584783] register addr: 0013 , val: 1c42 [ 135.589066] register addr: 0014 , val: 2bc7 [ 135.593345] register addr: 0015 , val: 0000 [ 135.604779] register addr: 0016 , val: 0000 [ 135.609064] register addr: 0017 , val: 0040 [ 135.613345] register addr: 0018 , val: 6150 [ 135.624778] register addr: 0019 , val: 4444 [ 135.629063] register addr: 001a , val: 0002 [ 135.633344] register addr: 001b , val: 0000 [ 135.644777] register addr: 001c , val: 0000 [ 135.649061] register addr: 001d , val: 0000 [ 135.660783] register addr: 001e , val: 0202 [ 135.665069] register addr: 001f , val: 0000 [ 135.669672] register addr: 006e , val: 0000 [ 135.681101] register addr: 006f , val: 0140 [ 135.685278] DP83867 dp83867_register_dump end non-working phy：A071 disconnect the ethernet cable: [ 155.145863] DP83867 dp83867_register_dump begin [ 155.158633] register addr: 0000 , val: 1140 [ 155.162947] register addr: 0001 , val: 7949 [ 155.167346] register addr: 0002 , val: 2000 [ 155.171639] register addr: 0003 , val: a231 [ 155.175940] register addr: 0004 , val: 05e1 [ 155.180228] register addr: 0005 , val: 0000 [ 155.184552] register addr: 0006 , val: 0064 [ 155.188836] register addr: 0007 , val: 2001 [ 155.193119] register addr: 0008 , val: 0000 [ 155.197401] register addr: 0009 , val: 0200 [ 155.201682] register addr: 000a , val: 0000 [ 155.205963] register addr: 000b , val: 0000 [ 155.210245] register addr: 000c , val: 0000 [ 155.214530] register addr: 000d , val: 401f [ 155.218811] register addr: 000e , val: 0140 [ 155.223092] register addr: 000f , val: 3000 [ 155.227373] register addr: 0010 , val: 5048 [ 155.231658] register addr: 0011 , val: 0302 [ 155.235939] register addr: 0012 , val: 0000 [ 155.240220] register addr: 0013 , val: 0504 [ 155.244500] register addr: 0014 , val: 2bc7 [ 155.248782] register addr: 0015 , val: 0000 [ 155.253064] register addr: 0016 , val: 0000 [ 155.257344] register addr: 0017 , val: 0040 [ 155.261627] register addr: 0018 , val: 6150 [ 155.265908] register addr: 0019 , val: 4444 [ 155.270192] register addr: 001a , val: 0002 [ 155.274488] register addr: 001b , val: 0000 [ 155.278770] register addr: 001c , val: 0000 [ 155.283052] register addr: 001d , val: 0000 [ 155.287334] register addr: 001e , val: 0202 [ 155.291622] register addr: 001f , val: 0000 [ 155.296246] register addr: 006e , val: 0000 [ 155.300864] register addr: 006f , val: 0140 [ 155.305053] DP83867 dp83867_register_dump end working phy：cc26 connect the ethernet cable: [ 133.690441] DP83867 dp83867_register_dump begin [ 133.698814] register addr: 0000 , val: 1140 [ 133.703121] register addr: 0001 , val: 796d [ 133.718192] register addr: 0002 , val: 2000 [ 133.722602] register addr: 0003 , val: a231 [ 133.734229] register addr: 0004 , val: 05e1 [ 133.738514] register addr: 0005 , val: cde1 [ 133.742799] register addr: 0006 , val: 006f [ 133.754176] register addr: 0007 , val: 2001 [ 133.758462] register addr: 0008 , val: 4006 [ 133.766172] register addr: 0009 , val: 0200 [ 133.770468] register addr: 000a , val: 7800 [ 133.782170] register addr: 000b , val: 0000 [ 133.786456] register addr: 000c , val: 0000 [ 133.790745] register addr: 000d , val: 401f [ 133.802177] register addr: 000e , val: 0144 [ 133.806468] register addr: 000f , val: 3000 [ 133.818167] register addr: 0010 , val: 5048 [ 133.822449] register addr: 0011 , val: af12 [ 133.826729] register addr: 0012 , val: 0000 [ 133.838169] register addr: 0013 , val: 1c42 [ 133.842455] register addr: 0014 , val: 2bc7 [ 133.846741] register addr: 0015 , val: 0000 [ 133.851029] register addr: 0016 , val: 0000 [ 133.862172] register addr: 0017 , val: 0040 [ 133.866457] register addr: 0018 , val: 6150 [ 133.870742] register addr: 0019 , val: 4444 [ 133.875031] register addr: 001a , val: 0002 [ 133.886170] register addr: 001b , val: 0000 [ 133.890455] register addr: 001c , val: 0000 [ 133.894738] register addr: 001d , val: 0000 [ 133.902169] register addr: 001e , val: 0202 [ 133.906454] register addr: 001f , val: 0000 [ 133.914494] register addr: 006e , val: 0000 [ 133.919105] register addr: 006f , val: 0144 [ 133.926080] DP83867 dp83867_register_dump end working phy：cc26 disconnect the[ 224.043494] DP83867 dp83867_register_dump begin [ 224.055356] register addr: 0000 , val: 1140 [ 224.059674] register addr: 0001 , val: 7969 [ 224.063969] register addr: 0002 , val: 2000 [ 224.068270] register addr: 0003 , val: a231 [ 224.072570] register addr: 0004 , val: 05e1 [ 224.076854] register addr: 0005 , val: cde1 [ 224.081135] register addr: 0006 , val: 006d [ 224.085416] register addr: 0007 , val: 2001 [ 224.089697] register addr: 0008 , val: 4006 [ 224.093979] register addr: 0009 , val: 0200 [ 224.098260] register addr: 000a , val: 4800 [ 224.102548] register addr: 000b , val: 0000 [ 224.106829] register addr: 000c , val: 0000 [ 224.111109] register addr: 000d , val: 401f [ 224.115389] register addr: 000e , val: 0144 [ 224.119669] register addr: 000f , val: 3000 [ 224.123950] register addr: 0010 , val: 5048 [ 224.128231] register addr: 0011 , val: ab12 [ 224.132511] register addr: 0012 , val: 0000 [ 224.136792] register addr: 0013 , val: 0500 [ 224.141073] register addr: 0014 , val: 2bc7 [ 224.145353] register addr: 0015 , val: 0000 [ 224.149633] register addr: 0016 , val: 0000 [ 224.153914] register addr: 0017 , val: 0040 [ 224.158197] register addr: 0018 , val: 6150 [ 224.162484] register addr: 0019 , val: 4444 [ 224.166765] register addr: 001a , val: 0002 [ 224.171047] register addr: 001b , val: 0000 [ 224.175331] register addr: 001c , val: 0000 [ 224.179613] register addr: 001d , val: 0000 [ 224.183895] register addr: 001e , val: 0202 [ 224.188210] register addr: 001f , val: 0000 [ 224.192821] register addr: 006e , val: 0000 [ 224.197429] register addr: 006f , val: 0144 [ 224.201600] DP83867 dp83867_register_dump end ethernet cable: