root@King:~# dmesg | grep brcm
[   10.377910] brcmfmac: brcmf_sdiod_sgtable_alloc: !!!! WIFI DEBUG azw,gtking:	host->max_segs: 1	host->max_seg_size: 3	host->max_blk_count: 1536	sdiodev->max_request_size: 1536	sdiodev->max_segment_count: 1	max_blocks: 3	host->max_req_size: 1536
[   10.378140] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43752-sdio for chip BCM43752/2
[   10.405917] usbcore: registered new interface driver brcmfmac
[   10.412081] brcmfmac mmc2:0001:1: Direct firmware load for brcm/brcmfmac43752-sdio.azw,gtking.bin failed with error -2
[   10.418027] brcmfmac mmc2:0001:1: Direct firmware load for brcm/brcmfmac43752-sdio.azw,gtking.txt failed with error -2
[   11.237199] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43752-sdio for chip BCM43752/2
[   11.237298] brcmfmac: brcmf_c_process_clm_blob: no clm_blob available (err=-2), device may have limited channels available
[   11.243844] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM43752/2 wl0: Oct 23 2020 15:06:26 version 18.35.387.23.14 (70c9ec1@shgit) (wlan=r880297) FWID 01-217b144d
[   20.438771] Bluetooth: hci0: BCM4362A2 'brcm/BCM4362A2.hcd' Patch
[   32.617008] ieee80211 phy0: brcmf_p2p_create_p2pdev: timeout occurred
[   32.617019] ieee80211 phy0: brcmf_cfg80211_add_iface: add iface p2p-dev-wlan0 type 10 failed: err=-5