initial buildroot for linux 5.15

package/qt5/qt5.mk

@@ -0,0 +1,30 @@
+################################################################################
+#
+# qt5
+#
+################################################################################
+
+QT5_VERSION_MAJOR = 5.15
+QT5_VERSION = $(QT5_VERSION_MAJOR).2
+QT5_SOURCE_TARBALL_PREFIX = everywhere-src
+QT5_SITE = https://download.qt.io/archive/qt/$(QT5_VERSION_MAJOR)/$(QT5_VERSION)/submodules
+
+include $(sort $(wildcard package/qt5/*/*.mk))
+
+# The file "qt.conf" can be used to override the hard-coded paths that are
+# compiled into the Qt library. We need it to make "qmake" relocatable and
+# tweak the per-package install pathes
+define QT5_INSTALL_QT_CONF
+	rm -f $(HOST_DIR)/bin/qt.conf
+	sed -e "s|@@HOST_DIR@@|$(HOST_DIR)|" -e "s|@@STAGING_DIR@@|$(STAGING_DIR)|" \
+		$(QT5BASE_PKGDIR)/qt.conf.in > $(HOST_DIR)/bin/qt.conf
+endef
+
+ifeq ($(BR2_PER_PACKAGE_DIRECTORIES),y)
+define QT5_QT_CONF_FIXUP
+	$(QT5_INSTALL_QT_CONF)
+endef
+endif
+
+# Variable for other Qt applications to use
+QT5_QMAKE = $(HOST_DIR)/bin/qmake -spec devices/linux-buildroot-g++