Hello,
I am trying to get UFS working on our J721e board by following the link below.
This is the log I am getting after booting from SD card. I see it sends several regulator related warnings and doesn't detect the FAST_MODE. Could you please let me know what could be the issue here?
root@aptiv-gcp-a72:~# dmesg | grep ufs [ 3.402292] cdns-ufshcd 4e84000.ufs: ufshcd_populate_vreg: Unable to find vdd-hba-supply regulator, assuming enabled [ 3.412799] cdns-ufshcd 4e84000.ufs: ufshcd_populate_vreg: Unable to find vcc-supply regulator, assuming enabled [ 3.422956] cdns-ufshcd 4e84000.ufs: ufshcd_populate_vreg: Unable to find vccq-supply regulator, assuming enabled [ 3.433199] cdns-ufshcd 4e84000.ufs: ufshcd_populate_vreg: Unable to find vccq2-supply regulator, assuming enabled [ 3.444000] scsi host0: ufshcd [ 3.476233] cdns-ufshcd 4e84000.ufs: ufshcd_print_pwr_info:[RX, TX]: gear=[1, 1], lane[1, 1], pwr[SLOWAUTO_MODE, SLOWAUTO_MODE], rate = 0 [ 3.492842] cdns-ufshcd 4e84000.ufs: dme-peer-set: attr-id 0x2c val 0x0 failed 3 retries [ 3.501977] cdns-ufshcd 4e84000.ufs: ufshcd_disable_tx_lcc: TX LCC Disable failed, peer = 1, lane = 0, err = 3 [ 3.519594] cdns-ufshcd 4e84000.ufs: link startup failed 3 [ 3.525071] cdns-ufshcd 4e84000.ufs: UFS Host state=0 [ 3.530115] cdns-ufshcd 4e84000.ufs: lrb in use=0x0, outstanding reqs=0x0 tasks=0x0 [ 3.537757] cdns-ufshcd 4e84000.ufs: saved_err=0x0, saved_uic_err=0x0 [ 3.544189] cdns-ufshcd 4e84000.ufs: Device power mode=1, UIC link state=0 [ 3.559208] cdns-ufshcd 4e84000.ufs: PM in progress=0, sys. suspended=0 [ 3.565807] cdns-ufshcd 4e84000.ufs: Auto BKOPS=0, Host self-block=0 [ 3.565809] cdns-ufshcd 4e84000.ufs: Clk gate=1 [ 3.579350] cdns-ufshcd 4e84000.ufs: error handling flags=0x0, req. abort count=0 [ 3.594894] cdns-ufshcd 4e84000.ufs: Host capabilities=0x1587031f, caps=0x0 [ 3.601840] cdns-ufshcd 4e84000.ufs: quirks=0x4, dev. quirks=0x0 [ 3.607832] cdns-ufshcd 4e84000.ufs: ufshcd_print_pwr_info:[RX, TX]: gear=[1, 1], lane[1, 1], pwr[SLOWAUTO_MODE, SLOWAUTO_MODE], rate = 0 [ 3.691856] cdns-ufshcd 4e84000.ufs: hba->ufs_version = 0x210, hba->capabilities = 0x1587031f [ 3.700421] cdns-ufshcd 4e84000.ufs: hba->outstanding_reqs = 0x0, hba->outstanding_tasks = 0x0 [ 3.709066] cdns-ufshcd 4e84000.ufs: last_hibern8_exit_tstamp at 0 us, hibern8_exit_cnt = 0 [ 3.717452] cdns-ufshcd 4e84000.ufs: clk: core_clk, rate: 250000000 [ 3.723708] cdns-ufshcd 4e84000.ufs: clk: phy_clk, rate: 19200000 [ 3.729791] cdns-ufshcd 4e84000.ufs: clk: ref_clk, rate: 19200000
Thanks,
Satish