zephyr: Remove unused build files.

Removes zephyr port build files that aren't being used anymore.

Signed-off-by: Maureen Helm <maureen.helm@nxp.com>

ports/zephyr/Kbuild

@@ -1,3 +0,0 @@
-#subdir-ccflags-y += -I$(SOURCE_DIR)/../mylib/include
-
-obj-y += src/

ports/zephyr/Makefile.zephyr

@@ -1,30 +0,0 @@
-#
-# Copyright (c) 2016 Intel Corporation
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-
-KERNEL_TYPE = micro
-# BOARD must be passed on command line from main Makefile
-#BOARD =
-CONF_FILE = prj.conf
-QEMU_NET = 1
-
-#export SOURCE_DIR = $(ZEPHYR_BASE)/samples/static_lib/hello_world
-export LDFLAGS_zephyr += -L$(CURDIR)
-export ALL_LIBS += micropython
-
-include ${ZEPHYR_BASE}/Makefile.inc
-ifeq ($(QEMU_NET), 1)
-include ${ZEPHYR_BASE}/samples/net/common/Makefile.ipstack
-endif

ports/zephyr/src/Makefile

@@ -1,17 +0,0 @@
-#
-# Copyright (c) 2016 Intel Corporation
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-
-obj-y += zephyr_start.o zephyr_getchar.o

ports/zephyr/z_config.mk

@@ -1,17 +0,0 @@
-srctree = $(ZEPHYR_BASE)
-
-include $(Z_DOTCONFIG)
-override ARCH = $(subst $(DQUOTE),,$(CONFIG_ARCH))
-SOC_NAME = $(subst $(DQUOTE),,$(CONFIG_SOC))
-SOC_SERIES = $(subst $(DQUOTE),,$(CONFIG_SOC_SERIES))
-SOC_FAMILY = $(subst $(DQUOTE),,$(CONFIG_SOC_FAMILY))
-ifeq ($(SOC_SERIES),)
-SOC_PATH = $(SOC_NAME)
-else
-SOC_PATH = $(SOC_FAMILY)/$(SOC_SERIES)
-endif
-
-KBUILD_CFLAGS := -c
-include $(ZEPHYR_BASE)/scripts/Kbuild.include
-
-include $(ZEPHYR_BASE)/arch/$(ARCH)/Makefile