Moxie GDB DTC support added

The Moxie GDB simulator uses the DTC (device tree compiler) to
build a device tree. This is added and built before the gdb.

rtems/config/4.11/rtems-moxie.bset

@@ -15,6 +15,7 @@
 # Tools configuration.
 #
 expat-2.1.0-1
+dtc-1.2.0
 tools/rtems-binutils-2.22-1
 tools/rtems-gcc-4.7.2-newlib-1.20.0-1
 tools/rtems-gdb-7.5.1-1

source-builder/config/dtc-1-1.cfg

@@ -0,0 +1,54 @@
+#
+# DTC 1.x.x Version 1.
+#
+# This configuration file configure's, make's and install's DTC.
+#
+
+%if %{release} == %{nil}
+%define release 1
+%endif
+
+Name:      dtc-%{dtc_version}-%{_host}-%{release}
+Summary:   Device Tree Compiler v%{dtc_version} for target %{_target} on host %{_host}
+Version:   %{dtc_version}
+Release:   %{release}
+URL: 	   http://www.jdl.com/software/
+BuildRoot: %{_tmppath}/%{name}-root-%(%{__id_u} -n)
+
+#
+# Source
+#
+Source0: http://www.jdl.com/software/dtc-v%{dtc_version}.tgz
+
+#
+# Prepare the source code.
+#
+%prep
+%setup -q -c -T -n %{name}-%{version}
+cd dtc-v%{dtc_version}
+%{?patch0:%patch0 -p1}
+%{?patch1:%patch1 -p1}
+%{?patch2:%patch2 -p1}
+%{?patch3:%patch3 -p1}
+%{?patch4:%patch4 -p1}
+%{?patch5:%patch5 -p1}
+%{?patch6:%patch6 -p1}
+%{?patch7:%patch7 -p1}
+cd ..
+
+%build
+  export PATH="%{_bindir}:${PATH}"
+  cd dtc-v%{dtc_version}
+
+  %{__make} PREFIX=%{_prefix}
+
+  cd ..
+
+%install
+  export PATH="%{_bindir}:${PATH}"
+  rm -rf $SB_BUILD_ROOT
+
+  cd dtc-v%{dtc_version}
+  %{__make} DESTDIR=$SB_BUILD_ROOT PREFIX=%{_prefix} install
+
+  cd ..

source-builder/config/dtc-1.2.0.cfg

@@ -0,0 +1,16 @@
+#
+# DTC (Device Tree Compiler) 1.3.0
+#
+
+%if %{release} == %{nil}
+%define release 1
+%endif
+
+%include %{_configdir}/base.cfg
+
+%define dtc_version 1.2.0
+
+#
+# The DTC build instructions. We use 1.x.x Release 1.
+#
+%include %{_configdir}/dtc-1-1.cfg