1#
2# Copyright (C) 2008-2012 OpenWrt.org
3#
4# This is free software, licensed under the GNU General Public License v2.
5# See /LICENSE for more information.
6#
7
8include $(TOPDIR)/rules.mk
9include $(INCLUDE_DIR)/kernel.mk
10
11PKG_NAME:=gpio-button-hotplug
12PKG_RELEASE:=2
13
14include $(INCLUDE_DIR)/package.mk
15
16define KernelPackage/gpio-button-hotplug
17  SUBMENU:=Other modules
18  TITLE:=Simple GPIO Button Hotplug driver
19  FILES:=$(PKG_BUILD_DIR)/gpio-button-hotplug.ko
20  AUTOLOAD:=$(call AutoLoad,30,gpio-button-hotplug,1)
21  KCONFIG:=
22endef
23
24define KernelPackage/gpio-button-hotplug/description
25 This is a replacement for the following in-kernel drivers:
26 1) gpio_keys (KEYBOARD_GPIO)
27 2) gpio_keys_polled (KEYBOARD_GPIO_POLLED)
28
29 Instead of generating input events (like in-kernel drivers do) it generates
30 uevent-s and broadcasts them. This allows disabling input subsystem which is
31 an overkill for OpenWrt simple needs.
32endef
33
34MAKE_OPTS:= \
35	ARCH="$(LINUX_KARCH)" \
36	CROSS_COMPILE="$(TARGET_CROSS)" \
37	SUBDIRS="$(PKG_BUILD_DIR)"
38
39define Build/Prepare
40	mkdir -p $(PKG_BUILD_DIR)
41	$(CP) ./src/* $(PKG_BUILD_DIR)/
42endef
43
44define Build/Compile
45	$(MAKE) -C "$(LINUX_DIR)" \
46		$(MAKE_OPTS) \
47		modules
48endef
49
50$(eval $(call KernelPackage,gpio-button-hotplug))
51