Environment: Linux:4.15, AT91SAMA5D27 processor host
log:
# ifconfig wlan0 up
dhdsdio_clk_kso_enab> op:KSO_SET, ERROR: try_cnt:20001, rd_val:ff, ERR:ffffffdd
dhdsdio_clk_kso_enab> op:KSO_SET, ERROR: try_cnt:20001, rd_val:ff, ERR:ffffffdd
dhdsdio_clk_kso_enab> op:KSO_SET, ERROR: try_cnt:20001, rd_val:ff, ERR:ffffffdd
ERROR: kso set failed retry: 3
dhdsdio_clk_devsleep_iovar: Sleep request failed: kso:0 on:0 err:-35
dhd_bcmsdh_send_buf: Device asleep
dhdcdc_query_ioctl: dhdcdc_msg failed w/status -110
dhd_wl_ioctl: 'resumed on timeout' error is occurred before the interface does not bring up
dhd_wl_ioctl: returning as busstate=0
CFG80211-ERROR) wl_cfg80211_up :
WLC_GET_VERSION failed, err=1
dhd_open: failed to bring up cfg80211
ifconfig: SIOCSIFFLAGS: Operation not permitted
Please suggest if you have any additional pointers or any reasons for this failure.
