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- ################################################################################
- #
- # gpio
- #
- ################################################################################
- LINUX_TOOLS += gpio
- GPIO_MAKE_OPTS = $(LINUX_MAKE_FLAGS)
- define GPIO_BUILD_CMDS
- $(Q)if ! grep install $(LINUX_DIR)/tools/gpio/Makefile >/dev/null 2>&1 ; then \
- echo "Your kernel version is too old and does not have the gpio tools." ; \
- echo "At least kernel 4.8 must be used." ; \
- exit 1 ; \
- fi
- $(TARGET_MAKE_ENV) $(MAKE1) -C $(LINUX_DIR)/tools \
- $(GPIO_MAKE_OPTS) \
- gpio
- endef
- define GPIO_INSTALL_TARGET_CMDS
- $(TARGET_MAKE_ENV) $(MAKE1) -C $(LINUX_DIR)/tools \
- $(GPIO_MAKE_OPTS) \
- DESTDIR=$(TARGET_DIR) \
- gpio_install
- endef
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