ARM: at91: remove non-generic boards

Remove board support for afeb9260, tny_a9260, and sbc35_a9g20.

They have not been converted into Generic Board yet.
See doc/README.generic-board for details.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Sergey Lapin <slapin@ossfans.org>
Cc: Albin Tonnerre <albin.tonnerre@free-electrons.com>
Cc: Andreas Bießmann <andreas.devel@googlemail.com>
diff --git a/doc/README.scrapyard b/doc/README.scrapyard
index 59d2142..aa2b07b 100644
--- a/doc/README.scrapyard
+++ b/doc/README.scrapyard
@@ -12,14 +12,17 @@
 
 Board            Arch        CPU            Commit      Removed     Last known maintainer/contact
 =================================================================================================
-korat            powerpc     ppc4xx         -           -           Larry Johnson <lrj@acm.org>
-galaxy5200       powerpc     mpc5xxx        -           -           Eric Millbrandt <emillbrandt@dekaresearch.com>
-W7OLMC           powerpc     ppc4xx         -           -           Erik Theisen <etheisen@mindspring.com>
-W7OLMG           powerpc     ppc4xx         -           -           Erik Theisen <etheisen@mindspring.com>
-aev              powerpc     mpc5xxx        -           -
-TB5200           powerpc     mpc5xxx        -           -
-JSE              powerpc     ppc4xx         -           -           Stephen Williams <steve@icarus.com>
-BC3450           powerpc     mpc5xxx        -           -
+afeb9260         arm         arm926ejs      -           -           Sergey Lapin <slapin@ossfans.org>
+tny_a9260        arm         arm926ejs      -           -           Albin Tonnerre <albin.tonnerre@free-electrons.com>
+sbc35_a9g20      arm         arm926ejs      -           -           Albin Tonnerre <albin.tonnerre@free-electrons.com>
+korat            powerpc     ppc4xx         5043045d    2015-03-17  Larry Johnson <lrj@acm.org>
+galaxy5200       powerpc     mpc5xxx        41eb4e5c    2015-03-17  Eric Millbrandt <emillbrandt@dekaresearch.com>
+W7OLMC           powerpc     ppc4xx         6beecd5d    2015-03-17  Erik Theisen <etheisen@mindspring.com>
+W7OLMG           powerpc     ppc4xx         6beecd5d    2015-03-17  Erik Theisen <etheisen@mindspring.com>
+aev              powerpc     mpc5xxx        470ee8b1    2015-03-17
+TB5200           powerpc     mpc5xxx        470ee8b1    2015-03-17
+JSE              powerpc     ppc4xx         2da8137b    2015-03-17  Stephen Williams <steve@icarus.com>
+BC3450           powerpc     mpc5xxx        f8296d69    2015-03-17
 hawkboard        arm         arm926ejs      cb957cda    2015-02-24  Syed Mohammed Khasim <sm.khasim@gmail.com>:Sughosh Ganu <urwithsughosh@gmail.com>
 tnetv107x        arm         arm1176        50b82c4b    2015-02-24  Chan-Taek Park <c-park@ti.com>
 a320evb          arm         arm920t        29fc6f24    2015-02-24  Po-Yu Chuang <ratbert@faraday-tech.com>