1*4882a593Smuzhiyun################################################################################ 2*4882a593Smuzhiyun# 3*4882a593Smuzhiyun# gpio 4*4882a593Smuzhiyun# 5*4882a593Smuzhiyun################################################################################ 6*4882a593Smuzhiyun 7*4882a593SmuzhiyunLINUX_TOOLS += gpio 8*4882a593Smuzhiyun 9*4882a593SmuzhiyunGPIO_MAKE_OPTS = $(LINUX_MAKE_FLAGS) LDFLAGS="$(TARGET_LDFLAGS)" 10*4882a593Smuzhiyun 11*4882a593Smuzhiyundefine GPIO_BUILD_CMDS 12*4882a593Smuzhiyun $(Q)if ! grep install $(LINUX_DIR)/tools/gpio/Makefile >/dev/null 2>&1 ; then \ 13*4882a593Smuzhiyun echo "Your kernel version is too old and does not have the gpio tools." ; \ 14*4882a593Smuzhiyun echo "At least kernel 4.8 must be used." ; \ 15*4882a593Smuzhiyun exit 1 ; \ 16*4882a593Smuzhiyun fi 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun $(TARGET_MAKE_ENV) $(MAKE1) -C $(LINUX_DIR)/tools \ 19*4882a593Smuzhiyun $(GPIO_MAKE_OPTS) \ 20*4882a593Smuzhiyun gpio 21*4882a593Smuzhiyunendef 22*4882a593Smuzhiyun 23*4882a593Smuzhiyundefine GPIO_INSTALL_TARGET_CMDS 24*4882a593Smuzhiyun $(TARGET_MAKE_ENV) $(MAKE1) -C $(LINUX_DIR)/tools \ 25*4882a593Smuzhiyun $(GPIO_MAKE_OPTS) \ 26*4882a593Smuzhiyun DESTDIR=$(TARGET_DIR) \ 27*4882a593Smuzhiyun gpio_install 28*4882a593Smuzhiyunendef 29