Blackfin: Remove

The architecture is currently unmaintained, remove.

Cc: Benjamin Matthews <mben12@gmail.com>
Cc: Chong Huang <chuang@ucrobotics.com>
Cc: Dimitar Penev <dpn@switchfin.org>
Cc: Haitao Zhang <hzhang@ucrobotics.com>
Cc: I-SYST Micromodule <support@i-syst.com>
Cc: M.Hasewinkel (MHA) <info@ssv-embedded.de>
Cc: Marek Vasut <marex@denx.de>
Cc: Martin Strubel <strubel@section5.ch>
Cc: Peter Meerwald <devel@bct-electronic.com>
Cc: Sonic Zhang <sonic.adi@gmail.com>
Cc: Valentin Yakovenkov <yakovenkov@niistt.ru>
Cc: Wojtek Skulski <info@skutek.com>
Cc: Wojtek Skulski <skulski@pas.rochester.edu>
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/.travis.yml b/.travis.yml
index aaa7433..3dc38df 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -40,7 +40,7 @@
  - ln -s travis-ci /tmp/uboot-test-hooks/py/`hostname`
  # prepare buildman environment
  - echo -e "[toolchain]\nroot = /usr" > ~/.buildman
- - echo -e "\n[toolchain-alias]\nblackfin = bfin\nsh = sh4\nopenrisc = or32" >> ~/.buildman
+ - echo -e "\n[toolchain-alias]\nsh = sh4\nopenrisc = or32" >> ~/.buildman
  - cat ~/.buildman
  - virtualenv /tmp/venv
  - . /tmp/venv/bin/activate
@@ -60,7 +60,6 @@
 before_script:
   # install toolchains based on TOOLCHAIN} variable
   - if [[ "${TOOLCHAIN}" == *avr32* ]]; then ./tools/buildman/buildman --fetch-arch avr32 ; fi
-  - if [[ "${TOOLCHAIN}" == *bfin* ]]; then ./tools/buildman/buildman --fetch-arch bfin ; fi
   - if [[ "${TOOLCHAIN}" == *m68k* ]]; then ./tools/buildman/buildman --fetch-arch m68k ; fi
   - if [[ "${TOOLCHAIN}" == *microblaze* ]]; then ./tools/buildman/buildman --fetch-arch microblaze ; fi
   - if [[ "${TOOLCHAIN}" == *mips* ]]; then ./tools/buildman/buildman --fetch-arch mips ; fi