package: add libftdi support

needed by openocd

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: Patrice Vilchez <patrice.vilchez@atmel.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/Config.in

@@ -303,6 +303,7 @@ menu "Hardware handling"
 source "package/libaio/Config.in"
 source "package/libraw1394/Config.in"
 source "package/tslib/Config.in"
+source "package/libftdi/Config.in"
 source "package/libhid/Config.in"
 source "package/libiqrf/Config.in"
 source "package/libusb/Config.in"

package/libftdi/Config.in

@@ -0,0 +1,18 @@
+config BR2_PACKAGE_LIBFTDI
+	bool "libftdi"
+	select BR2_PACKAGE_LIBUSB
+	select BR2_PACKAGE_LIBUSB_COMPAT
+	help
+	  Userspace access to FTDI USB interface chips
+
+	  http://www.intra2net.com/en/developer/libftdi/index.php
+
+if BR2_PACKAGE_LIBFTDI
+
+config BR2_PACKAGE_LIBTFDI_CPP
+	depends on BR2_INSTALL_LIBSTDCPP
+	bool "C++ bindings"
+	help
+	  C++ bindings for libftdi
+
+endif # BR2_PACKAGE_LIBFTDI

package/libftdi/libftdi-0.19-01_pkgconfig_libusb.patch

@@ -0,0 +1,47 @@
+---
+ configure.in |   35 +++++++++++------------------------
+ 1 file changed, 11 insertions(+), 24 deletions(-)
+
+--- a/configure.in
++++ b/configure.in
+@@ -8,30 +8,17 @@
+ AM_PROG_LIBTOOL
+ AC_PROG_CXX
+ 
+-dnl check for libusb-config
+-AC_CHECK_TOOL(HAVELIBUSB, libusb-config)
+-
+-if test ! -z "$HAVELIBUSB"; then
+-   LIBUSB_CFLAGS=`$HAVELIBUSB --cflags`
+-   LIBUSB_LIBS=`$HAVELIBUSB --libs`
+-
+-   CFLAGS="$CFLAGS $LIBUSB_CFLAGS"
+-   LIBS="$LIBS $LIBUSB_LIBS"
+-else
+-   AC_MSG_ERROR([*** libusb-config not found. You need a working libusb installation.])
+-fi
+-
+-dnl check for version of libusb
+-AC_MSG_CHECKING([if libusb version is >= 0.1.7])
+-libusb_version_needed="1007"
+-libusb_version=`$HAVELIBUSB --version | sed -e "s/libusb //" | awk 'BEGIN { FS = "."; } { printf "%d", ($''1 * 1000 + $''2) * 1000 + $''3;}'`
++dnl check for libusb
++PKG_CHECK_MODULES(LIBUSB, libusb >= 0.1.11)
++CFLAGS="$CFLAGS $LIBUSB_CFLAGS"
++LIBS="$LIBS $LIBUSB_LIBS"
+ 
+-if test $libusb_version -lt $libusb_version_needed; then
+-   AC_MSG_RESULT(no)
+-   AC_MSG_ERROR([*** libusb is too old ($libusb_version). You need a libusb installation newer or equal to 0.1.7.])
+-else
+-   AC_MSG_RESULT(yes)
+-fi
++dnl Check for recent pkg-config which supports Requires.private
++case `$PKG_CONFIG --version` in
++0.?|0.1[0-7]) PKGCONFIG_REQUIRES="Requires"; ;;
++*) PKGCONFIG_REQUIRES="Requires.private"; ;;
++esac
++AC_SUBST(PKGCONFIG_REQUIRES)
+ 
+ ENABLE_ASYNC_MODE=0
+ AC_ARG_WITH(async-mode,

package/libftdi/libftdi.mk

@@ -0,0 +1,23 @@
+#############################################################
+#
+# libftdi
+#
+#############################################################
+LIBFTDI_VERSION = 0.19
+LIBFTDI_SOURCE = libftdi-$(LIBFTDI_VERSION).tar.gz
+LIBFTDI_SITE = http://www.intra2net.com/en/developer/libftdi/download/
+LIBFTDI_DEPENDENCIES = libusb-compat libusb
+LIBFTDI_INSTALL_STAGING = YES
+
+LIBFTDI_AUTORECONF = YES
+
+LIBFDTI_CONF_OPT = --without-examples
+
+# configure detect it automaticaly so we need to force it
+ifeq ($(BR2_PACKAGE_LIBTFDI_CPP),y)
+LIBFDTI_CONF_OPT += --enable-libftdipp
+else
+LIBFDTI_CONF_OPT += --disable-libftdipp
+endif
+
+$(eval $(call AUTOTARGETS,package,libftdi))