qmsi: move drivers and hal to ext/hal

This is external source code maintained somewhere else. Put it
under ext/ for clarity and maintainability.

Change-Id: I9e7c9d0948a2ba893006e316dc21d9b1a9edfa93
Signed-off-by: Anas Nashif <anas.nashif@intel.com>

Makefile

@@ -514,7 +514,7 @@ scripts: scripts_basic include/config/auto.conf include/config/tristate.conf
 	$(Q)$(MAKE) $(build)=$(@)
 
 
-core-y := lib/ kernel/ misc/ net/ boards/ arch/
+core-y := lib/ kernel/ misc/ net/ boards/ arch/ ext/
 drivers-y := drivers/
 
 ifneq ($(strip $(MAKEFILE_APP_DIR)),)

drivers/Makefile

@@ -1,6 +1,6 @@
 subdir-ccflags-y += -I$(srctree)/include/drivers
 
-include $(srctree)/drivers/qmsi/Makefile.include
+include $(srctree)/ext/hal/qmsi/Makefile.include
 
 obj-y = console/
 obj-y += random/
@@ -27,4 +27,3 @@ obj-$(CONFIG_IPM) += ipm/
 obj-$(CONFIG_SENSOR) += sensor/
 obj-$(CONFIG_AIO_COMPARATOR) += aio/
 obj-$(CONFIG_PINMUX) += pinmux/
-obj-$(CONFIG_QMSI_BUILTIN) += qmsi/

drivers/qmsi/Makefile.include

@@ -1,6 +0,0 @@
-subdir-ccflags-$(CONFIG_QMSI_LIBRARY) += -I$(CONFIG_QMSI_INSTALL_PATH)/include
-subdir-ccflags-$(CONFIG_QMSI_BUILTIN) +=-I$(srctree)/drivers/qmsi/include
-subdir-ccflags-$(CONFIG_QMSI_BUILTIN) +=-I$(srctree)/drivers/qmsi/drivers/include
-subdir-ccflags-$(CONFIG_QMSI_BUILTIN) +=-I$(srctree)/drivers/qmsi/soc/$(SOC_NAME)/include/
-subdir-ccflags-$(CONFIG_QMSI_BUILTIN) +=-I$(srctree)/drivers/qmsi/drivers/sensor/include
-subdir-ccflags-$(CONFIG_QMSI_BUILTIN) +=-I$(srctree)/drivers/qmsi/soc/quark_se/include/

ext/Kbuild

@@ -0,0 +1 @@
+obj-y += hal/

ext/hal/Makefile

@@ -0,0 +1 @@
+obj-$(CONFIG_QMSI_BUILTIN) += qmsi/

ext/hal/README

@@ -0,0 +1,12 @@
+This directory contains different HALs for SoCs supported by Zephyr.
+
+The following HALs are supported:
+
+qmsi
+-------
+Intel® Quark™ Microcontroller Software Interface (QMSI) is a Hardware
+Abstraction Layer (HAL) for Intel® Quark™ Microcontroller products. It
+currently support the following SoCs:
+
+- Intel® Quark™ D2000 Microcontroller
+- Intel® Quark™ SE Microcontroller

ext/hal/qmsi/Makefile

@@ -1,4 +1,6 @@
 subdir-ccflags-$(CONFIG_QMSI_BUILTIN) +=-DISR_HANDLED
+include $(srctree)/ext/hal/qmsi/Makefile.include
+
 obj-$(CONFIG_QMSI_BUILTIN) += drivers/clk.o
 ifeq ($(CONFIG_ARC),y)
 obj-$(CONFIG_QMSI_BUILTIN) += drivers/sensor/ss_clk.o

ext/hal/qmsi/Makefile.include

@@ -0,0 +1,6 @@
+subdir-ccflags-$(CONFIG_QMSI_LIBRARY) += -I$(CONFIG_QMSI_INSTALL_PATH)/include
+subdir-ccflags-$(CONFIG_QMSI_BUILTIN) +=-I$(srctree)/ext/hal/qmsi/include
+subdir-ccflags-$(CONFIG_QMSI_BUILTIN) +=-I$(srctree)/ext/hal/qmsi/drivers/include
+subdir-ccflags-$(CONFIG_QMSI_BUILTIN) +=-I$(srctree)/ext/hal/qmsi/soc/$(SOC_NAME)/include/
+subdir-ccflags-$(CONFIG_QMSI_BUILTIN) +=-I$(srctree)/ext/hal/qmsi/drivers/sensor/include
+subdir-ccflags-$(CONFIG_QMSI_BUILTIN) +=-I$(srctree)/ext/hal/qmsi/soc/quark_se/include/