[Buildroot] [PATCH] package/linux-tools: add iio

[Marcin Niestroj]

Signed-off-by: Marcin Niestroj <m.niestroj at grinn-global.com>
---
 package/linux-tools/Config.in         |  9 +++++++++
 package/linux-tools/linux-tool-iio.mk | 27 +++++++++++++++++++++++++++
 2 files changed, 36 insertions(+)
 create mode 100644 package/linux-tools/linux-tool-iio.mk

diff --git a/package/linux-tools/Config.in b/package/linux-tools/Config.in
index 61c196f..bde70de 100644
--- a/package/linux-tools/Config.in
+++ b/package/linux-tools/Config.in
@@ -20,6 +20,15 @@ comment "cpupower needs a toolchain w/ wchar"
 	depends on !BR2_bfin
 	depends on !BR2_USE_WCHAR && BR2_NEEDS_GETTEXT
 
+config BR2_PACKAGE_LINUX_TOOLS_IIO
+	bool "iio"
+	select BR2_PACKAGE_LINUX_TOOLS
+	help
+	  iio is a collection of tools to get information about,
+	  control and monitor iio devices present on system.
+
+	  These tools are available only from kernel version 4.7.
+
 config BR2_PACKAGE_LINUX_TOOLS_PERF
 	bool "perf"
 	select BR2_PACKAGE_LINUX_TOOLS
diff --git a/package/linux-tools/linux-tool-iio.mk b/package/linux-tools/linux-tool-iio.mk
new file mode 100644
index 0000000..3f6e078
--- /dev/null
+++ b/package/linux-tools/linux-tool-iio.mk
@@ -0,0 +1,27 @@
+################################################################################
+#
+# iio
+#
+################################################################################
+
+LINUX_TOOLS += iio
+
+IIO_MAKE_OPTS = CROSS_COMPILE=$(TARGET_CROSS)
+
+define IIO_BUILD_CMDS
+	$(Q)if ! grep install $(LINUX_DIR)/tools/iio/Makefile >/dev/null 2>&1 ; then \
+		echo "Your kernel version is too old and does not have install section in the iio tools." ; \
+		echo "At least kernel 4.7 must be used." ; \
+		exit 1 ; \
+	fi
+
+	$(TARGET_MAKE_ENV) $(MAKE) -C $(LINUX_DIR)/tools/iio \
+		$(IIO_MAKE_OPTS)
+endef
+
+define IIO_INSTALL_TARGET_CMDS
+	$(TARGET_MAKE_ENV) $(MAKE) -C $(LINUX_DIR)/tools/iio \
+		$(IIO_MAKE_OPTS) \
+		INSTALL_ROOT=$(TARGET_DIR) \
+		install
+endef
-- 
2.10.0