** Description changed:

  Ubuntu 14.04
  
  $ uname -r
  3.13.0-35-generic
  
  $ lsusb
  Bus 003 Device 004: ID 0b05:17cf ASUSTek Computer, Inc.
+ 
+ 
+ $ usb-devices
+ 
+ T:  Bus=03 Lev=01 Prnt=01 Port=06 Cnt=03 Dev#=  4 Spd=12  MxCh= 0
+ D:  Ver= 2.00 Cls=ff(vend.) Sub=01 Prot=01 MxPS=64 #Cfgs=  1
+ P:  Vendor=0b05 ProdID=17cf Rev=01.12
+ S:  Manufacturer=Broadcom Corp
+ S:  Product=BCM20702A0
+ S:  SerialNumber=240A6438F45E
+ C:  #Ifs= 4 Cfg#= 1 Atr=e0 MxPwr=0mA
+ I:  If#= 0 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=01 Prot=01 Driver=(none)
+ I:  If#= 1 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=01 Prot=01 Driver=(none)
+ I:  If#= 2 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=(none)
+ I:  If#= 3 Alt= 0 #EPs= 0 Cls=fe(app. ) Sub=01 Prot=01 Driver=(none)
+ 
+ $ lspci -nnk | grep -iA2 net
+ 
+ 00:19.0 Ethernet controller [0200]: Intel Corporation Ethernet Connection 
I217-V [8086:153b] (rev 05)
+     Subsystem: ASUSTeK Computer Inc. Device [1043:859f]
+     Kernel driver in use: e1000e
+ 
+ 03:00.0 Network controller [0280]: Broadcom Corporation BCM4352 802.11ac 
Wireless Network Adapter [14e4:43b1] (rev 03)
+     Subsystem: ASUSTeK Computer Inc. Device [1043:855c]
+     Kernel driver in use: wl
+ 
+ $ lsusb
+ 
+ Bus 002 Device 002: ID 8087:8000 Intel Corp. 
+ Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
+ Bus 001 Device 002: ID 8087:8008 Intel Corp. 
+ Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
+ Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
+ Bus 003 Device 004: ID 0b05:17cf ASUSTek Computer, Inc. 
+ Bus 003 Device 005: ID 0bc2:a0a4 Seagate RSS LLC 
+ Bus 003 Device 003: ID 1b1c:1b07 Corsair 
+ Bus 003 Device 002: ID 093a:2510 Pixart Imaging, Inc. Optical Mouse
+ Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
+ 
+ $ lsmod
+ 
+ Module                  Size  Used by
+ usb_storage            62209  1 
+ rfcomm                 69160  0 
+ bnep                   19624  2 
+ bluetooth             391136  10 bnep,rfcomm
+ binfmt_misc            17468  1 
+ nls_iso8859_1          12713  1 
+ snd_hda_codec_hdmi     46368  1 
+ joydev                 17381  0 
+ eeepc_wmi              13151  0 
+ asus_wmi               24191  1 eeepc_wmi
+ sparse_keymap          13948  1 asus_wmi
+ x86_pkg_temp_thermal    14205  0 
+ intel_powerclamp       14705  0 
+ coretemp               13435  0 
+ lib80211_crypt_tkip    17619  0 
+ kvm                   451511  0 
+ crct10dif_pclmul       14289  0 
+ crc32_pclmul           13113  0 
+ ghash_clmulni_intel    13216  0 
+ aesni_intel            55624  0 
+ aes_x86_64             17131  1 aesni_intel
+ lrw                    13286  1 aesni_intel
+ snd_hda_codec_realtek    65580  1 
+ gf128mul               14951  1 lrw
+ glue_helper            13990  1 aesni_intel
+ ablk_helper            13597  1 aesni_intel
+ cryptd                 20359  3 ghash_clmulni_intel,aesni_intel,ablk_helper
+ serio_raw              13462  0 
+ snd_hda_intel          56451  5 
+ nvidia              10675249  50 
+ snd_hda_codec         192906  3 
snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_intel
+ snd_hwdep              13602  1 snd_hda_codec
+ snd_pcm               102099  3 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel
+ snd_page_alloc         18710  2 snd_pcm,snd_hda_intel
+ snd_seq_midi           13324  0 
+ snd_seq_midi_event     14899  1 snd_seq_midi
+ snd_rawmidi            30144  1 snd_seq_midi
+ wl                   4207846  0 
+ snd_seq                61560  2 snd_seq_midi_event,snd_seq_midi
+ lib80211               14381  2 wl,lib80211_crypt_tkip
+ snd_seq_device         14497  3 snd_seq,snd_rawmidi,snd_seq_midi
+ snd_timer              29482  2 snd_pcm,snd_seq
+ cfg80211              484040  1 wl
+ snd                    69322  21 
snd_hda_codec_realtek,snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec,snd_hda_intel,snd_seq_device,snd_seq_midi
+ mei_me                 18627  0 
+ mei                    82276  1 mei_me
+ lpc_ich                21080  0 
+ soundcore              12680  1 snd
+ drm                   303102  2 nvidia
+ mac_hid                13205  0 
+ parport_pc             32701  0 
+ wmi                    19177  1 asus_wmi
+ ppdev                  17671  0 
+ lp                     17759  0 
+ parport                42348  3 lp,ppdev,parport_pc
+ hid_generic            12548  0 
+ usbhid                 52570  0 
+ hid                   106148  2 hid_generic,usbhid
+ psmouse               106678  0 
+ ahci                   25819  4 
+ libahci                32716  1 ahci
+ e1000e                254433  0 
+ ptp                    18933  1 e1000e
+ pps_core               19382  1 ptp
+ video                  19476  1 asus_wmi
  
  
  Solutions I tried:
  
  This solution below came from
  https://bugs.launchpad.net/ubuntu/+source/linux/+bug/906832/comments/23
  
  - sudo -i
  modprobe btusb
  echo "0b05 17cf" >> /sys/bus/usb/drivers/btusb/new_id
  
- 
  This solution below came from
  http://ubuntuforums.org/showthread.php?t=2243407&p=13123599#post13123599
  
  echo 'install btusb modprobe --ignore-install btusb ; /bin/echo "0b05
  17cf" > /sys/bus/usb/drivers/btusb/new_id' | sudo tee
  /etc/modprobe.d/btusb.conf
  
  sudo modprobe -rfv btusb
  sudo modprobe -v btusb
  
- 
- 
  Both doesn't work after reboot.

** Description changed:

  Ubuntu 14.04
+ 
+ Same as:
+ 
+ https://bugs.launchpad.net/ubuntu/+source/linux/+bug/854399
+ https://bugs.launchpad.net/ubuntu/+source/linux/+bug/906832
  
  $ uname -r
  3.13.0-35-generic
  
  $ lsusb
  Bus 003 Device 004: ID 0b05:17cf ASUSTek Computer, Inc.
- 
  
  $ usb-devices
  
  T:  Bus=03 Lev=01 Prnt=01 Port=06 Cnt=03 Dev#=  4 Spd=12  MxCh= 0
  D:  Ver= 2.00 Cls=ff(vend.) Sub=01 Prot=01 MxPS=64 #Cfgs=  1
  P:  Vendor=0b05 ProdID=17cf Rev=01.12
  S:  Manufacturer=Broadcom Corp
  S:  Product=BCM20702A0
  S:  SerialNumber=240A6438F45E
  C:  #Ifs= 4 Cfg#= 1 Atr=e0 MxPwr=0mA
  I:  If#= 0 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=01 Prot=01 Driver=(none)
  I:  If#= 1 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=01 Prot=01 Driver=(none)
  I:  If#= 2 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=(none)
  I:  If#= 3 Alt= 0 #EPs= 0 Cls=fe(app. ) Sub=01 Prot=01 Driver=(none)
  
  $ lspci -nnk | grep -iA2 net
  
  00:19.0 Ethernet controller [0200]: Intel Corporation Ethernet Connection 
I217-V [8086:153b] (rev 05)
-     Subsystem: ASUSTeK Computer Inc. Device [1043:859f]
-     Kernel driver in use: e1000e
+     Subsystem: ASUSTeK Computer Inc. Device [1043:859f]
+     Kernel driver in use: e1000e
  
  03:00.0 Network controller [0280]: Broadcom Corporation BCM4352 802.11ac 
Wireless Network Adapter [14e4:43b1] (rev 03)
-     Subsystem: ASUSTeK Computer Inc. Device [1043:855c]
-     Kernel driver in use: wl
+     Subsystem: ASUSTeK Computer Inc. Device [1043:855c]
+     Kernel driver in use: wl
  
  $ lsusb
  
- Bus 002 Device 002: ID 8087:8000 Intel Corp. 
+ Bus 002 Device 002: ID 8087:8000 Intel Corp.
  Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
- Bus 001 Device 002: ID 8087:8008 Intel Corp. 
+ Bus 001 Device 002: ID 8087:8008 Intel Corp.
  Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
- Bus 003 Device 004: ID 0b05:17cf ASUSTek Computer, Inc. 
- Bus 003 Device 005: ID 0bc2:a0a4 Seagate RSS LLC 
- Bus 003 Device 003: ID 1b1c:1b07 Corsair 
+ Bus 003 Device 004: ID 0b05:17cf ASUSTek Computer, Inc.
+ Bus 003 Device 005: ID 0bc2:a0a4 Seagate RSS LLC
+ Bus 003 Device 003: ID 1b1c:1b07 Corsair
  Bus 003 Device 002: ID 093a:2510 Pixart Imaging, Inc. Optical Mouse
  Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  
  $ lsmod
  
  Module                  Size  Used by
- usb_storage            62209  1 
- rfcomm                 69160  0 
- bnep                   19624  2 
+ usb_storage            62209  1
+ rfcomm                 69160  0
+ bnep                   19624  2
  bluetooth             391136  10 bnep,rfcomm
- binfmt_misc            17468  1 
- nls_iso8859_1          12713  1 
- snd_hda_codec_hdmi     46368  1 
- joydev                 17381  0 
- eeepc_wmi              13151  0 
+ binfmt_misc            17468  1
+ nls_iso8859_1          12713  1
+ snd_hda_codec_hdmi     46368  1
+ joydev                 17381  0
+ eeepc_wmi              13151  0
  asus_wmi               24191  1 eeepc_wmi
  sparse_keymap          13948  1 asus_wmi
- x86_pkg_temp_thermal    14205  0 
- intel_powerclamp       14705  0 
- coretemp               13435  0 
- lib80211_crypt_tkip    17619  0 
- kvm                   451511  0 
- crct10dif_pclmul       14289  0 
- crc32_pclmul           13113  0 
- ghash_clmulni_intel    13216  0 
- aesni_intel            55624  0 
+ x86_pkg_temp_thermal    14205  0
+ intel_powerclamp       14705  0
+ coretemp               13435  0
+ lib80211_crypt_tkip    17619  0
+ kvm                   451511  0
+ crct10dif_pclmul       14289  0
+ crc32_pclmul           13113  0
+ ghash_clmulni_intel    13216  0
+ aesni_intel            55624  0
  aes_x86_64             17131  1 aesni_intel
  lrw                    13286  1 aesni_intel
- snd_hda_codec_realtek    65580  1 
+ snd_hda_codec_realtek    65580  1
  gf128mul               14951  1 lrw
  glue_helper            13990  1 aesni_intel
  ablk_helper            13597  1 aesni_intel
  cryptd                 20359  3 ghash_clmulni_intel,aesni_intel,ablk_helper
- serio_raw              13462  0 
- snd_hda_intel          56451  5 
- nvidia              10675249  50 
+ serio_raw              13462  0
+ snd_hda_intel          56451  5
+ nvidia              10675249  50
  snd_hda_codec         192906  3 
snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_intel
  snd_hwdep              13602  1 snd_hda_codec
  snd_pcm               102099  3 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel
  snd_page_alloc         18710  2 snd_pcm,snd_hda_intel
- snd_seq_midi           13324  0 
+ snd_seq_midi           13324  0
  snd_seq_midi_event     14899  1 snd_seq_midi
  snd_rawmidi            30144  1 snd_seq_midi
- wl                   4207846  0 
+ wl                   4207846  0
  snd_seq                61560  2 snd_seq_midi_event,snd_seq_midi
  lib80211               14381  2 wl,lib80211_crypt_tkip
  snd_seq_device         14497  3 snd_seq,snd_rawmidi,snd_seq_midi
  snd_timer              29482  2 snd_pcm,snd_seq
  cfg80211              484040  1 wl
  snd                    69322  21 
snd_hda_codec_realtek,snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec,snd_hda_intel,snd_seq_device,snd_seq_midi
- mei_me                 18627  0 
+ mei_me                 18627  0
  mei                    82276  1 mei_me
- lpc_ich                21080  0 
+ lpc_ich                21080  0
  soundcore              12680  1 snd
  drm                   303102  2 nvidia
- mac_hid                13205  0 
- parport_pc             32701  0 
+ mac_hid                13205  0
+ parport_pc             32701  0
  wmi                    19177  1 asus_wmi
- ppdev                  17671  0 
- lp                     17759  0 
+ ppdev                  17671  0
+ lp                     17759  0
  parport                42348  3 lp,ppdev,parport_pc
- hid_generic            12548  0 
- usbhid                 52570  0 
+ hid_generic            12548  0
+ usbhid                 52570  0
  hid                   106148  2 hid_generic,usbhid
- psmouse               106678  0 
- ahci                   25819  4 
+ psmouse               106678  0
+ ahci                   25819  4
  libahci                32716  1 ahci
- e1000e                254433  0 
+ e1000e                254433  0
  ptp                    18933  1 e1000e
  pps_core               19382  1 ptp
  video                  19476  1 asus_wmi
- 
  
  Solutions I tried:
  
  This solution below came from
  https://bugs.launchpad.net/ubuntu/+source/linux/+bug/906832/comments/23
  
  - sudo -i
  modprobe btusb
  echo "0b05 17cf" >> /sys/bus/usb/drivers/btusb/new_id
  
  This solution below came from
  http://ubuntuforums.org/showthread.php?t=2243407&p=13123599#post13123599
  
  echo 'install btusb modprobe --ignore-install btusb ; /bin/echo "0b05
  17cf" > /sys/bus/usb/drivers/btusb/new_id' | sudo tee
  /etc/modprobe.d/btusb.conf
  
  sudo modprobe -rfv btusb
  sudo modprobe -v btusb
  
  Both doesn't work after reboot.

-- 
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https://bugs.launchpad.net/bugs/1370777

Title:
   Broadcom  BCM20702A0 [0b05:17cf] not detected - Ubuntu 14.04

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