diff --git a/feed/kmod-i2c-mux-pinctrl/Makefile b/feed/kmod-i2c-mux-pinctrl/Makefile
index b5a0279..c922193 100644
--- a/feed/kmod-i2c-mux-pinctrl/Makefile
+++ b/feed/kmod-i2c-mux-pinctrl/Makefile
@@ -2,7 +2,6 @@ include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/kernel.mk
 
 PKG_NAME:=i2c-mux-pinctrl
-PKG_RELEASE:=1
 
 include $(INCLUDE_DIR)/package.mk
 
@@ -19,23 +18,8 @@ define KernelPackage/$(PKG_NAME)/description
  Kernel modules for GENERIC_PINCTRL I2C bus mux/switching devices
 endef
 
-EXTRA_KCONFIG:= \
-        CONFIG_I2C_MUX_PINCTRL=m
+EXTRA_KCONFIG:= CONFIG_I2C_MUX_PINCTRL=m
 
-EXTRA_CFLAGS:= \
-        $(patsubst CONFIG_%, -DCONFIG_%=1, $(patsubst %=m,%,$(filter %=m,$(EXTRA_KCONFIG)))) \
-        $(patsubst CONFIG_%, -DCONFIG_%=1, $(patsubst %=y,%,$(filter %=y,$(EXTRA_KCONFIG)))) \
-
-MAKE_OPTS:= \
-        $(KERNEL_MAKE_FLAGS) \
-        M="$(PKG_BUILD_DIR)" \
-        EXTRA_CFLAGS="$(EXTRA_CFLAGS)" \
-        $(EXTRA_KCONFIG)
-
-define Build/Compile
-        $(MAKE) -C "$(LINUX_DIR)" \
-                $(MAKE_OPTS) \
-                modules
-endef
+include ../kmod.mk
 
 $(eval $(call KernelPackage,$(PKG_NAME)))
diff --git a/feed/kmod-rtc-pcf85063/Makefile b/feed/kmod-rtc-pcf85063/Makefile
index 3b29c61..b7e110c 100644
--- a/feed/kmod-rtc-pcf85063/Makefile
+++ b/feed/kmod-rtc-pcf85063/Makefile
@@ -2,7 +2,6 @@ include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/kernel.mk
 
 PKG_NAME:=rtc-pcf85063
-PKG_RELEASE:=1
 
 include $(INCLUDE_DIR)/package.mk
 
@@ -23,20 +22,6 @@ EXTRA_KCONFIG:= \
         CONFIG_RTC_DRV_PCF85063=m \
         CONFIG_RTC_CLASS=y
 
-EXTRA_CFLAGS:= \
-        $(patsubst CONFIG_%, -DCONFIG_%=1, $(patsubst %=m,%,$(filter %=m,$(EXTRA_KCONFIG)))) \
-        $(patsubst CONFIG_%, -DCONFIG_%=1, $(patsubst %=y,%,$(filter %=y,$(EXTRA_KCONFIG)))) \
-
-MAKE_OPTS:= \
-        $(KERNEL_MAKE_FLAGS) \
-        M="$(PKG_BUILD_DIR)" \
-        EXTRA_CFLAGS="$(EXTRA_CFLAGS)" \
-        $(EXTRA_KCONFIG)
-
-define Build/Compile
-        $(MAKE) -C "$(LINUX_DIR)" \
-                $(MAKE_OPTS) \
-                modules
-endef
+include ../kmod.mk
 
 $(eval $(call KernelPackage,$(PKG_NAME)))
diff --git a/feed/kmod.mk b/feed/kmod.mk
new file mode 100644
index 0000000..2b25e28
--- /dev/null
+++ b/feed/kmod.mk
@@ -0,0 +1,16 @@
+
+PKG_RELEASE?=1
+
+EXTRA_CFLAGS:= \
+        $(patsubst CONFIG_%, -DCONFIG_%=1, $(patsubst %=m,%,$(filter %=m,$(EXTRA_KCONFIG)))) \
+        $(patsubst CONFIG_%, -DCONFIG_%=1, $(patsubst %=y,%,$(filter %=y,$(EXTRA_KCONFIG)))) \
+
+MAKE_OPTS:= \
+        $(KERNEL_MAKE_FLAGS) \
+        M="$(PKG_BUILD_DIR)" \
+        EXTRA_CFLAGS="$(EXTRA_CFLAGS)" \
+        $(EXTRA_KCONFIG)
+
+define Build/Compile
+	$(MAKE) -C "$(LINUX_DIR)" $(MAKE_OPTS) modules
+endef