Add hard float-abi support to Raspberry Pi spec

Change-Id: I1bed28bdb5f84e61605972713a20359cc6deeaa6
Reviewed-by: Girish Ramakrishnan <girish.1.ramakrishnan@nokia.com>
Reviewed-by: Andy Nichols <andy.nichols@nokia.com>

mkspecs/devices/linux-rasp-pi-g++/qmake.conf

@@ -38,6 +38,8 @@ QMAKE_LIBS_EGL          = -lEGL -lGLESv2
 contains(DISTRO, wheezy) {
     QMAKE_LFLAGS        += -Wl,-rpath-link,$$[QT_SYSROOT]/usr/lib/arm-linux-gnueabi \
                            -Wl,-rpath-link,$$[QT_SYSROOT]/lib/arm-linux-gnueabi
+} else:contains(DISTRO, bsquask) {
+    FLOAT-ABI = hard
 } else:contains(DISTRO, arch) {
     #On principle: no wizardry required
 } else {
@@ -47,12 +49,17 @@ contains(DISTRO, wheezy) {
 
 QMAKE_CFLAGS            += \
                           -marm \
-                          -mfloat-abi=softfp \
                           -mfpu=vfp \
                           -mtune=arm1176jzf-s \
                           -march=armv6zk \
                           -mabi=aapcs-linux
 
+contains(FLOAT-ABI, hard) {
+    QMAKE_CFLAGS += -mfloat-abi=hard
+} else {
+    QMAKE_CFLAGS += -mfloat-abi=softfp
+}
+
 QMAKE_CXXFLAGS          = $$QMAKE_CFLAGS
 
 EGLFS_PLATFORM_HOOKS_SOURCES = $$PWD/qeglfshooks_pi.cpp