Move buildroot to bsp directory.

bsp/buildroot/package/libgcrypt/0001-ac_cv_sys_symbol_underscore.patch

@@ -0,0 +1,27 @@
+diff --git a/acinclude.m4 b/acinclude.m4
+index a7bc0fa..1a5bffc 100644
+--- a/acinclude.m4
++++ b/acinclude.m4
+@@ -76,13 +76,14 @@ case "${host}" in
+     i386-emx-os2 | i[3456]86-pc-os2*emx | i386-pc-msdosdjgpp)
+         ac_cv_sys_symbol_underscore=yes
+         ;;
+-    *)
+-      if test "$cross_compiling" = yes; then
+-        if test "x$ac_cv_sys_symbol_underscore" = x ; then
+-           ac_cv_sys_symbol_underscore=yes
+-        fi
+-      else
+-         tmp_do_check="yes"
++    *) if test -z "$ac_cv_sys_symbol_underscore"; then
++         if test "$cross_compiling" = yes; then
++           if test "x$ac_cv_sys_symbol_underscore" = x ; then
++              ac_cv_sys_symbol_underscore=yes
++           fi
++         else
++            tmp_do_check="yes"
++         fi
+       fi
+        ;;
+ esac
+ 

bsp/buildroot/package/libgcrypt/0002-reconfigure.patch

@@ -0,0 +1,27 @@
+diff --git a/configure b/configure
+index 70a6d50..8f55d95 100755
+--- a/configure
++++ b/configure
+@@ -22306,14 +22306,15 @@ case "${host}" in
+     i386-emx-os2 | i345686-pc-os2*emx | i386-pc-msdosdjgpp)
+         ac_cv_sys_symbol_underscore=yes
+         ;;
+-    *)
+-      if test "$cross_compiling" = yes; then
+-        if test "x$ac_cv_sys_symbol_underscore" = x ; then
+-           ac_cv_sys_symbol_underscore=yes
++    *)if test -z "$ac_cv_sys_symbol_underscore";then
++        if test "$cross_compiling" = yes; then
++            if test "x$ac_cv_sys_symbol_underscore" = x ; then
++                ac_cv_sys_symbol_underscore=yes
++            fi
++        else
++            tmp_do_check="yes"
++        fi
+         fi
+-      else
+-         tmp_do_check="yes"
+-      fi
+        ;;
+ esac
+ if test "$tmp_do_check" = "yes"; then

bsp/buildroot/package/libgcrypt/Config.in

@@ -0,0 +1,7 @@
+config BR2_PACKAGE_LIBGCRYPT
+	bool "libgcrypt"
+	select BR2_PACKAGE_LIBGPG_ERROR
+	help
+	  LibGCrypt is GNU's basic cryptographic library.
+
+	  http://www.gnu.org/software/libgcrypt/

bsp/buildroot/package/libgcrypt/libgcrypt.hash

@@ -0,0 +1,4 @@
+# From https://lists.gnupg.org/pipermail/gnupg-announce/2016q1/000384.html
+sha1	c3a5a13e717f7b3e3895650afc1b6e0d3fe9c726	libgcrypt-1.6.5.tar.bz2
+# Calculated based on the hash above
+sha256	f49ebc5842d455ae7019def33eb5a014a0f07a2a8353dc3aa50a76fd1dafa924	libgcrypt-1.6.5.tar.bz2

bsp/buildroot/package/libgcrypt/libgcrypt.mk

@@ -0,0 +1,33 @@
+################################################################################
+#
+# libgcrypt
+#
+################################################################################
+
+LIBGCRYPT_VERSION = 1.6.5
+LIBGCRYPT_SOURCE = libgcrypt-$(LIBGCRYPT_VERSION).tar.bz2
+LIBGCRYPT_LICENSE = LGPLv2.1+
+LIBGCRYPT_LICENSE_FILES = COPYING.LIB
+LIBGCRYPT_SITE = ftp://ftp.gnupg.org/gcrypt/libgcrypt
+LIBGCRYPT_INSTALL_STAGING = YES
+LIBGCRYPT_DEPENDENCIES = libgpg-error
+LIBGCRYPT_CONFIG_SCRIPTS = libgcrypt-config
+
+LIBGCRYPT_CONF_ENV = \
+	ac_cv_sys_symbol_underscore=no
+LIBGCRYPT_CONF_OPTS = \
+	--with-gpg-error-prefix=$(STAGING_DIR)/usr
+
+# Code doesn't build in thumb mode
+ifeq ($(BR2_arm),y)
+LIBGCRYPT_CONF_ENV += CFLAGS="$(patsubst -mthumb,,$(TARGET_CFLAGS))"
+endif
+
+# Tests use fork()
+define LIBGCRYPT_DISABLE_TESTS
+	$(SED) 's/ tests//' $(@D)/Makefile.in
+endef
+
+LIBGCRYPT_POST_PATCH_HOOKS += LIBGCRYPT_DISABLE_TESTS
+
+$(eval $(autotools-package))