add armv7a-cros-linux-gnueabihf suport.

This adds armv7a-cros-linux-gnueabihf to cros_setup_toolchain.
Currently it does not affect anything.

BUG=chromium:711369
TEST=cros_setup_toolchain --board daisy --create-package

Change-Id: I29ca133d5e9cc6b1412d97b6a9b708c61cc530b6
Reviewed-on: https://chromium-review.googlesource.com/699840
Commit-Ready: Yunlian Jiang <yunlian@chromium.org>
Tested-by: Yunlian Jiang <yunlian@chromium.org>
Reviewed-by: Manoj Gupta <manojgupta@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
diff --git a/scripts/cros_setup_toolchains.py b/scripts/cros_setup_toolchains.py
index 54e7906..71bfc78 100644
--- a/scripts/cros_setup_toolchains.py
+++ b/scripts/cros_setup_toolchains.py
@@ -65,18 +65,21 @@
 TARGET_GO_ENABLED = (
     'x86_64-cros-linux-gnu',
     'armv7a-cros-linux-gnueabi',
+    'armv7a-cros-linux-gnueabihf',
 )
 CROSSDEV_GO_ARGS = ['--ex-pkg', 'dev-lang/go']
 
 # Enable llvm's compiler-rt for these targets.
 TARGET_COMPILER_RT_ENABLED = (
     'armv7a-cros-linux-gnueabi',
+    #'armv7a-cros-linux-gnueabihf',
     'aarch64-cros-linux-gnu',
 )
 CROSSDEV_COMPILER_RT_ARGS = ['--ex-pkg', 'sys-libs/compiler-rt']
 
 TARGET_LLVM_PKGS_ENABLED = (
     'armv7a-cros-linux-gnueabi',
+    'armv7a-cros-linux-gnueabihf',
     'aarch64-cros-linux-gnu',
     'x86_64-cros-linux-gnu',
 )
@@ -91,6 +94,7 @@
     'binutils' : {
         'armv6j-cros-linux-gnueabi': '-gold',
         'armv7a-cros-linux-gnueabi': '-gold',
+        'armv7a-cros-linux-gnueabihf': '-gold',
         'i686-pc-linux-gnu' : '-gold',
         'x86_64-cros-linux-gnu' : '-gold',
     },