Still no wifi device in ip link (nor ifconfig -a).
dmesg now prints out the following :
[ 0.967165] [WLAN_RFKILL]: wlan_platdata_parse_dt: wifi_chip_type = ap6256
[ 0.967188] [WLAN_RFKILL]: wlan_platdata_parse_dt: enable wifi power control.
[ 0.967209] [WLAN_RFKILL]: wlan_platdata_parse_dt: wifi power controled by gp
io.
[ 0.967264] [WLAN_RFKILL]: wlan_platdata_parse_dt: WIFI,host_wake_irq = 125,
flags = 0.
[ 0.967306] [WLAN_RFKILL]: rfkill_wlan_probe: init gpio
[ 0.967328] [WLAN_RFKILL]: rfkill_set_wifi_bt_power: 1
[ 0.967348] [WLAN_RFKILL]: Exit rfkill_wlan_probe
[ 0.967916] [BT_RFKILL]: bluetooth_platdata_parse_dt: get property: uart_rts_
gpios = 73.
[ 0.967960] [BT_RFKILL]: bluetooth_platdata_parse_dt: get property: BT,reset_
gpio = 138.
[ 0.967988] [BT_RFKILL]: bluetooth_platdata_parse_dt: get property: BT,wake_g
pio = 141.
[ 0.968010] [BT_RFKILL]: bluetooth_platdata_parse_dt: get property: BT,wake_h
ost_irq = 140.
[ 0.968078] [BT_RFKILL]: Request irq for bt wakeup host
[ 0.968166] [BT_RFKILL]: ** disable irq
[ 0.968289] [BT_RFKILL]: bt_default device registered.
[ 0.968411] Key type dns_resolver registered
...snip...
[ 2.910152] cfg80211: Loading compiled-in X.509 certificates for regulatory d
atabase
[ 2.923165] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
[ 2.931451] platform regulatory.0: Direct firmware load for regulatory.db fai
led with error -2
[ 2.933075] cfg80211: failed to load regulatory.db