initial buildroot for linux 5.15

package/mbpfan/Config.in

@@ -0,0 +1,9 @@
+config BR2_PACKAGE_MBPFAN
+	bool "mbpfan"
+	depends on BR2_USE_MMU
+	help
+	  Mbpfan is a daemon for MacBook laptops which monitors the
+	  CPU temperature with the coretemp module, and sets the fan
+	  speeds with the applesmc module.
+
+	  https://github.com/linux-on-mac/mbpfan

package/mbpfan/mbpfan.hash

@@ -0,0 +1,3 @@
+# Locally computed:
+sha256  52a3a79d99f775fe90917a0958e527ea14ff5b83d010164bd91f7cc3ce046b6a  mbpfan-2.2.1.tar.gz
+sha256  589ed823e9a84c56feb95ac58e7cf384626b9cbf4fda2a907bc36e103de1bad2  COPYING

package/mbpfan/mbpfan.mk

@@ -0,0 +1,29 @@
+################################################################################
+#
+# mbpfan
+#
+################################################################################
+
+MBPFAN_VERSION = 2.2.1
+MBPFAN_SITE = $(call github,linux-on-mac,mbpfan,v$(MBPFAN_VERSION))
+MBPFAN_LICENSE = GPL-3.0+
+MBPFAN_LICENSE_FILES = COPYING
+
+define MBPFAN_BUILD_CMDS
+	$(TARGET_MAKE_ENV) CFLAGS="$(TARGET_CFLAGS)" \
+		LDFLAGS="$(TARGET_LDFLAGS)" \
+		$(MAKE) CC="$(TARGET_CC)" -C $(@D)
+endef
+
+define MBPFAN_INSTALL_TARGET_CMDS
+	$(INSTALL) -D -m 0644 $(@D)/mbpfan.conf \
+		$(TARGET_DIR)/etc/mbpfan.conf
+	$(INSTALL) -m 0755 $(@D)/bin/mbpfan $(TARGET_DIR)/usr/sbin/mbpfan
+endef
+
+define MBPFAN_INSTALL_INIT_SYSTEMD
+	$(INSTALL) -D -m 644 $(@D)/mbpfan.service \
+		$(TARGET_DIR)/usr/lib/systemd/system/mbpfan.service
+endef
+
+$(eval $(generic-package))