DRA72XEVM: DRA7xx-EVM

Part Number:DRA72XEVM

hello,

i'm using the board dra7 EVM to establish a can bus connection between the two interfaces, i configured the kernel and enabled the dcan2,i added also a transciever for the dcan2, the two interfaces work in the loopback mode but not working when i send data from can0 to can1 neither from can1 to can0 i get state bus off and no data received using the candump tool, please i need help

root@dra7xx-evm:~# ip -d -s link show can1
6: can1: <NO-CARRIER,NOARP,UP,ECHO> mtu 16 qdisc fq_codel state DOWN mode DEFAULT group default qlen 10
    link/can  promiscuity 0
    can <TRIPLE-SAMPLING> state BUS-OFF (berr-counter tx 248 rx 0) restart-ms 0
          bitrate 50000 sample-point 0.875
          tq 1250 prop-seg 6 phase-seg1 7 phase-seg2 2 sjw 1
          c_can: tseg1 2..16 tseg2 1..8 sjw 1..4 brp 1..1024 brp-inc 1
          clock 20000000
          re-started bus-errors arbit-lost error-warn error-pass bus-off
          0          0          0          1          1          1         
    RX: bytes  packets  errors  dropped overrun mcast   
    24         3        0       0       0       0       
    TX: bytes  packets  errors  dropped carrier collsns
    0          0        0       0       0       0