Bump buidlroot version to 2018.02.6

bsp/buildroot/package/let-me-create/0001-fix-build-with-musl-C-library.patch

@@ -0,0 +1,38 @@
+From 93fbc53a727a49dd5061e44e3156ff2044e6e0b5 Mon Sep 17 00:00:00 2001
+From: Rahul Bedarkar <rahulbedarkar89@gmail.com>
+Date: Tue, 1 Aug 2017 22:44:22 +0530
+Subject: [PATCH] fix build with musl C library
+
+With musl C library, we get following build error:
+
+/home/buildroot/autobuild/run/instance-3/output/build/let-me-create-v1.5.2/src/core/spi.c: In function 'spi_transfer':
+/home/buildroot/autobuild/run/instance-3/output/build/let-me-create-v1.5.2/src/core/spi.c:170:19: error: '_IOC_SIZEBITS' undeclared (first use in this function)
+if (ioctl(fd, SPI_IOC_MESSAGE(1), &tr) < 0) {
+^
+/home/buildroot/autobuild/run/instance-3/output/build/let-me-create-v1.5.2/src/core/spi.c:170:19: note: each undeclared identifier is reported only once for each function it appears in
+
+Include <linux/ioctl.h> for musl C library compatibility.
+
+This build issue is detected by Buildroot autobuilder:
+http://autobuild.buildroot.net/results/af9/af946fa6fe05ee265e4ac97742b15afeb0cea1ab/
+
+Signed-off-by: Rahul Bedarkar rahulbedarkar89@gmail.com
+---
+Upstream status: https://github.com/CreatorDev/LetMeCreate/pull/29
+
+ src/core/spi.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/src/core/spi.c b/src/core/spi.c
+index 4d55cee..9ec7ea9 100644
+--- a/src/core/spi.c
++++ b/src/core/spi.c
+@@ -1,4 +1,5 @@
+ #include <sys/ioctl.h>
++#include <linux/ioctl.h>
+ #include <linux/spi/spidev.h>
+ #include <fcntl.h>
+ #include <errno.h>
+-- 
+2.7.4
+

bsp/buildroot/package/let-me-create/Config.in

@@ -0,0 +1,27 @@
+comment "let-me-create needs a toolchain w/ C++, threads, dynamic library"
+	depends on !BR2_INSTALL_LIBSTDCPP || !BR2_TOOLCHAIN_HAS_THREADS \
+		|| BR2_STATIC_LIBS
+
+config BR2_PACKAGE_LET_ME_CREATE
+	bool "let-me-create"
+	# build issues in static libs configuration
+	# see https://github.com/CreatorDev/LetMeCreate/issues/28
+	depends on !BR2_STATIC_LIBS
+	depends on BR2_INSTALL_LIBSTDCPP
+	depends on BR2_TOOLCHAIN_HAS_THREADS
+	help
+	  This library is collection of small wrappers for some
+	  interfaces on the Creator Ci40 board. It aims at making
+	  easier to develop on this platform. It also provides
+	  wrappers for a few clicks.
+
+	  https://github.com/CreatorDev/LetMeCreate
+
+if BR2_PACKAGE_LET_ME_CREATE
+
+config BR2_PACKAGE_LET_ME_CREATE_EXAMPLES
+	bool "Build and install examples"
+	help
+	  Build and install examples
+
+endif

bsp/buildroot/package/let-me-create/let-me-create.hash

@@ -0,0 +1,2 @@
+# Locally computed
+sha256 5f42858a2062f34d2578e9cb1aed3ccb8d2409d908aa4c41a924418666d5f2bd  let-me-create-v1.5.2.tar.gz

bsp/buildroot/package/let-me-create/let-me-create.mk

@@ -0,0 +1,26 @@
+################################################################################
+#
+# LetMeCreate
+#
+################################################################################
+
+LET_ME_CREATE_VERSION = v1.5.2
+LET_ME_CREATE_SITE = $(call github,CreatorDev,LetMeCreate,$(LET_ME_CREATE_VERSION))
+LET_ME_CREATE_INSTALL_STAGING = YES
+LET_ME_CREATE_LICENSE = BSD-3-Clause
+LET_ME_CREATE_LICENSE_FILES = LICENSE
+
+# pure static build not supported
+ifeq ($(BR2_SHARED_LIBS),y)
+LET_ME_CREATE_CONF_OPTS += -DBUILD_STATIC=OFF -DBUILD_SHARED=ON
+else ifeq ($(BR2_SHARED_STATIC_LIBS),y)
+LET_ME_CREATE_CONF_OPTS += -DBUILD_STATIC=ON -DBUILD_SHARED=ON
+endif
+
+ifeq ($(BR2_PACKAGE_LET_ME_CREATE_EXAMPLES),y)
+LET_ME_CREATE_CONF_OPTS += -DBUILD_EXAMPLES=ON
+else
+LET_ME_CREATE_CONF_OPTS += -DBUILD_EXAMPLES=OFF
+endif
+
+$(eval $(cmake-package))