Caterpillar T20 (WLAN/debian)

• Erstelle eine Datei (/lib/firmware/brcm/brcmfmac43455-sdio.txt) mit dem nachfolgenden Code
• Starte das System neu

# Cloned from bcm94345wlpagb_p2xx.txt 
NVRAMRev=$Rev: 498373 $
sromrev=11
vendid=0x14e4
devid=0x43ab
manfid=0x2d0
prodid=0x06e4
#macaddr=00:90:4c:c5:12:38
macaddr=b8:27:eb:74:f2:6c
nocrc=1
boardtype=0x6e4
boardrev=0x1304

#XTAL 37.4MHz
xtalfreq=37400

btc_mode=1
#------------------------------------------------------
#boardflags: 5GHz eTR switch by default
#            2.4GHz eTR switch by default
#            bit1 for btcoex
boardflags=0x00480201
boardflags2=0x40800000
boardflags3=0x44200100
phycal_tempdelta=15
rxchain=1
txchain=1
aa2g=1
aa5g=1
tssipos5g=1
tssipos2g=1
femctrl=0
AvVmid_c0=1,165,2,100,2,100,2,100,2,100
pa2ga0=-129,6525,-718
pa2ga1=-149,4408,-601
pa5ga0=-185,6836,-815,-186,6838,-815,-184,6859,-815,-184,6882,-818
pa5ga1=-202,4285,-574,-201,4312,-578,-196,4391,-586,-201,4294,-575
itrsw=1
pdoffsetcckma0=2
pdoffset2gperchan=0,-2,1,0,1,0,1,1,1,0,0,-1,-1,0
pdoffset2g40ma0=16
pdoffset40ma0=0x8888
pdoffset80ma0=0x8888
extpagain5g=2
extpagain2g=2
tworangetssi2g=1
tworangetssi5g=1
# LTECX flags
# WCI2
ltecxmux=0
ltecxpadnum=0x0504
ltecxfnsel=0x22
ltecxgcigpio=0x32

maxp2ga0=80
ofdmlrbw202gpo=0x0022
dot11agofdmhrbw202gpo=0x4442
mcsbw202gpo=0x98444422
mcsbw402gpo=0x98444422
maxp5ga0=82,82,82,82
mcsbw205glpo=0xb9555000
mcsbw205gmpo=0xb9555000
mcsbw205ghpo=0xb9555000
mcsbw405glpo=0xb9555000
mcsbw405gmpo=0xb9555000
mcsbw405ghpo=0xb9555000
mcsbw805glpo=0xb9555000
mcsbw805gmpo=0xb9555000
mcsbw805ghpo=0xb9555000

swctrlmap_2g=0x00000000,0x00000000,0x00000000,0x010000,0x3ff
swctrlmap_5g=0x00100010,0x00200020,0x00200020,0x010000,0x3fe
swctrlmapext_5g=0x00000000,0x00000000,0x00000000,0x000000,0x3
swctrlmapext_2g=0x00000000,0x00000000,0x00000000,0x000000,0x3

vcodivmode=1
deadman_to=481500000

ed_thresh2g=-54
ed_thresh5g=-54
eu_edthresh2g=-54
eu_edthresh5g=-54
ldo1=4
rawtempsense=0x1ff
cckPwrIdxCorr=3
cckTssiDelay=150
ofdmTssiDelay=150
txpwr2gAdcScale=1
txpwr5gAdcScale=1
dot11b_opts=0x3aa85
cbfilttype=1
fdsslevel_ch11=6

# Improved Bluetooth coexistence parameters from Cypress
btc_mode=1
btc_params8=0x4e20
btc_params1=0x7530
btc_params50=0x972c

Quelle: https://github.com/RPi-Distro/firmware-nonfree/blob/buster/brcm/brcmfmac43455-sdio.txt