OpenWrt Makefile for Amfeltec Piranha USB FXO

Makefile

# 
# Copyright (C) 2014 - 2018 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
# make package/feeds/telephony/amfeltec_usb/compile -j1 V=s
#
# Patch downloaded sources: 
# Makefile - 
# * Use `$KSRC` that we pass to make instead of using `$KDIR`
# * `$DAHDI_DIR/linux` is now just `$DAHDI_DIR`#
# * `#define DAHDI_VERSION 29` in amf_usb.h
#

include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/kernel.mk

PKG_NAME:=amfeltec_usb
PKG_VERSION:=4.0.4
PKG_RELEASE:=2

PKG_SOURCE:=$(PKG_NAME)_$(PKG_VERSION).tgz
PKG_SOURCE_URL:=http://amfeltec.com/drivers/USB-FXO
PKG_SOURCE_SUBDIR:=$(PKG_NAME)_$(PKG_VERSION)
PKG_BUILD_DIR:=$(KERNEL_BUILD_DIR)/$(PKG_NAME)_$(PKG_VERSION)
PKG_HASH:=83b227b1cd363fe3424b0c0550e0296f

PKG_LICENSE:=GPL-2.0
PKG_LICENSE_FILES:=LICENSE
PKG_MAINTAINER:=Shoaib Ahmed <sufialhussaini@gmail.com>

DAHDI_DIR:=$(KERNEL_BUILD_DIR)/dahdi-linux-2.11.1-20180111

include $(INCLUDE_DIR)/package.mk

define KernelPackage/amfeltec_usb
  SUBMENU:=Voice over IP
  TITLE:=AMFELTEC USB-FXO driver
  DEPENDS:=@USB_SUPPORT +kmod-dahdi
  FILES:= $(PKG_BUILD_DIR)/driver/amfeltec_usb/amf_usb.$(LINUX_KMOD_SUFFIX)
  AUTOLOAD:=$(call AutoProbe,amfeltec_usb)
endef

define KernelPackage/amfeltec_usb/description
  This package contains amfeltec_usb basic infrastructure.
endef

define Build/Configure
endef

define Build/Prepare
	$(Build/Prepare/Default)
endef

define Build/Compile
	$(MAKE) -C $(PKG_BUILD_DIR) \
		ARCH="$(LINUX_KARCH)" \
		$(TARGET_CONFIGURE_OPTS) \
		CROSS_COMPILE="$(TARGET_CROSS)" \
		KSRC="$(LINUX_DIR)" \
		DAHDI_DIR="$(DAHDI_DIR)"
endef

define Build/InstallDev
endef

$(eval $(call KernelPackage,amfeltec_usb))