build: introduced extension source path

The "extension source path" is additional source path that can be
used by product specific sources. The path can be prepared by
symbolic link or git submodule.

Change-Id: I9600fa107af5aa9755f9e071ef98c29babac83fd
Signed-off-by: SeokYeon Hwang <syeon.hwang@samsung.com>

diff --git a/arch/x86/configs/i386_tizen_emul_defconfig b/arch/x86/configs/i386_tizen_emul_defconfig
index eba3b43..2dbb0a9 100644 (file)
--- a/arch/x86/configs/i386_tizen_emul_defconfig
+++ b/arch/x86/configs/i386_tizen_emul_defconfig
@@ -3194,6 +3194,7 @@ CONFIG_MARU_VIRTIO_NFC=y
 CONFIG_MARU_BRILLCODEC=y
 CONFIG_MARU_VIRTIO_VMODEM=y
 CONFIG_MARU_VIRTIO_ROTARY=y
+# CONFIG_MARU_EXTENSION_SOURCE is not set
 
 #
 # Firmware Drivers

diff --git a/drivers/maru/Kconfig b/drivers/maru/Kconfig
index 9b05077..bebf9f7 100644 (file)
--- a/drivers/maru/Kconfig
+++ b/drivers/maru/Kconfig
@@ -57,3 +57,11 @@ config MARU_VIRTIO_VMODEM
 config MARU_VIRTIO_ROTARY
        tristate "MARU VirtIO Virtual Rotary Device Driver"
        depends on MARU != n
+
+config MARU_EXTENSION_SOURCE
+       tristate "MARU Extension source"
+       depends on MARU != n
+
+config MARU_EXTENSION_SOURCE_PATH
+       string "MARU Extension source path"
+       depends on MARU != n && MARU_EXTENSION_SOURCE != n

diff --git a/drivers/maru/Makefile b/drivers/maru/Makefile
index 60e5bd6..a3893c4 100644 (file)
--- a/drivers/maru/Makefile
+++ b/drivers/maru/Makefile
@@ -11,3 +11,4 @@ obj-$(CONFIG_MARU_VIRTIO_SENSOR) += sensors/ #maru_virtio_sensor.o
 obj-$(CONFIG_MARU_BRILLCODEC) += maru_brillcodec.o
 obj-$(CONFIG_MARU_VIRTIO_VMODEM) += maru_virtio_vmodem.o
 obj-$(CONFIG_MARU_VIRTIO_ROTARY) += maru_virtio_rotary.o
+subdir-$(CONFIG_MARU_EXTENSION_SOURCE) += $(CONFIG_MARU_EXTENSION_SOURCE_PATH)