(also) update brcm fmac43455-sdio firmware

- from https://github.com/LibreELEC/brcmfmac_sdio-firmware

brcm/brcmfmac43455-sdio.txt

@@ -1,28 +1,28 @@
-# Cloned from bcm94345wlpagb_p2xx.txt 
+#AP6255_NVRAM_V1.0_29052015
+
 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
+macaddr=00:90:4c:c5:12:38
 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
+#2.4GHz eTR switch by default
+#bit1 for btcoex
+boardflags=0x00080201
+boardflags2=0x40000000
 boardflags3=0x48200100
-phycal_tempdelta=15
+rxgains2gelnagaina0=0
+rxgains2gtrisoa0=0
+rxgains2gtrelnabypa0=0
+rxgains5gelnagaina0=0
+rxgains5gtrisoa0=0
+rxgains5gtrelnabypa0=0
 rxchain=1
 txchain=1
 aa2g=1
@@ -30,17 +30,15 @@ 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
+AvVmid_c0=0,157,1,126,1,126,1,126,1,126
+pa2ga0=-112,6296,-662
+pa2ga1=-165,3699,-515
+pa5ga0=-143,6016,-683,-141,6013,-678,-137,5988,-670,-136,5982,-670
+pa5ga1=-161,3544,-499,-166,3543,-497,-169,3569,-497,-171,3598,-498
 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
+pdoffset2g40ma0=10
+pdoffset40ma0=0xaaaa
+pdoffset80ma0=0xaaaa
 extpagain5g=2
 extpagain2g=2
 tworangetssi2g=1
@@ -52,46 +50,33 @@ 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
+maxp2ga0=64
+ofdmlrbw202gpo=0x0033
+dot11agofdmhrbw202gpo=0x1553
+mcsbw202gpo=0x99355533
 
-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
+maxp5ga0=80,82,76,77
+
+mcsbw205glpo=0x99755000
+mcsbw205gmpo=0x9df55000
+mcsbw205ghpo=0x99855000
+
+mcsbw405glpo=0xb8555000
+mcsbw405gmpo=0xed955000
+mcsbw405ghpo=0xd9755000
+
+mcsbw805glpo=0xc8555000
+mcsbw805gmpo=0xe9555000
+mcsbw805ghpo=0xd9555000
+
+swctrlmap_2g=0x00040004,0x00020002,0x00040004,0x010a02,0x1ff
+swctrlmap_5g=0x00100010,0x00200020,0x00100010,0x010a02,0x2f4
+swctrlmapext_5g=0x00000000,0x00000000,0x00000000,0x000000,0x000
+swctrlmapext_2g=0x00000000,0x00000000,0x00000000,0x000000,0x000
 
 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
+muxenab=0x10