add Khadas S4/T7 wifi firmware (ap6256/bcm43456c5_ag)

brcm/config_bcm43456c5_ag.txt

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+wl_preinit=pm2_sleep_ret=2000

brcm/nvram_ap6256.txt

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+#AP6256_NVRAM_V1.4_06112021
+# 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
+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=0x48200100
+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=-154,5722,-656
+
+#1pa2ga0=-195,5558,-672
+pa2ga1=-118,4850,-635
+pa5ga0=-193,6098,-740,-192,6095,-738,-199,5996,-730,-182,6148,-741
+
+
+#3pa5ga0=-214,6002,-737,-209,6102,-746,-209,6024,-738,-200,6149,-747
+#2pa5ga0=-203,5495,-683,-205,5489,-682,-207,5494,-678,-208,5549,-683
+#1pa5ga0=-203,5495,-683,-205,5489,-682,-207,5494,-678,-185,6130,-740
+pa5ga1=-142,4930,-655,-150,4859,-646,-156,4887,-644,-158,4864,-641
+
+
+
+itrsw=1
+pdoffset2g40ma0=10
+pdoffset40ma0=0xaaaa
+pdoffset80ma0=0xaaaa
+extpagain5g=2
+extpagain2g=2
+tworangetssi2g=0
+tworangetssi5g=0
+# LTECX flags
+# WCI2
+ltecxmux=0
+ltecxpadnum=0x0504
+ltecxfnsel=0x22
+ltecxgcigpio=0x32
+
+maxp2ga0=78
+cckbw202gpo=0x5555
+cckbw20ul2gpo=0x5555
+
+ofdmlrbw202gpo=0x2244
+dot11agofdmhrbw202gpo=0x7744
+ccode=DE
+regrev=0
+
+
+mcsbw202gpo=0x98886422
+mcsbw402gpo=0x98777755
+
+maxp5ga0=75,75,75,76
+
+#5GHz_20MHz Offset
+mcsbw205glpo=0xba753311
+mcsbw205gmpo=0xba753311
+mcsbw205ghpo=0xba753311
+
+#5GHz_40MHz Offset
+mcsbw405glpo=0xe8753311
+mcsbw405gmpo=0xe8753311
+mcsbw405ghpo=0xd9753311
+
+#5GHz_80MHz Offset
+mcsbw805glpo=0xea633311
+mcsbw805gmpo=0xe7422211
+mcsbw805ghpo=0xda632211
+
+
+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
+
+#ed_thresh2g=-69
+#ed_thresh5g=-69
+#eu_edthresh2g=-69
+#eu_edthresh5g=-69
+ldo1=4
+rawtempsense=0x1ff
+cckPwrIdxCorr=3
+cckTssiDelay=150
+ofdmTssiDelay=150
+txpwr2gAdcScale=1
+txpwr5gAdcScale=1
+dot11b_opts=0x3aa85
+cbfilttype=0
+#fdsslevel_ch1=6
+#fdsslevel_ch11=4
+#btc_mode=1  
+
+muxenab=0x10
+
+cckdigfilttype=5
+
+fdss_level_2g=6
+#fdss_level_5g=6
+#pacalshift5g=0,0,1
+
+tempthresh=102
+
+
+
+
+pa2ga0_tsmc=-154,5722,-656
+pa2g40a0_tsmc=-199,6126,-732
+pa5ga0_tsmc=-193,6098,-740,-192,6095,-738,-199,5996,-730,-182,6148,-741
+pa5g40a0_tsmc=-193,6098,-740,-192,6095,-738,-199,5996,-730,-182,6148,-741
+pa5g80a0_tsmc=-193,6098,-740,-192,6095,-738,-199,5996,-730,-182,6148,-741
+fdss_level_5g=4