linux/linux-ext-fbtft.mk

   1 ################################################################################
   2 # Linux fbtft extensions
   3 #
   4 # Patch the linux kernel with fbtft extension
   5 ################################################################################
   6
   7 ifeq ($(BR2_LINUX_KERNEL_EXT_FBTFT),y)
   8 # Add dependency to fbtft package (download helper for the fbtft source)
   9 LINUX_DEPENDENCIES += fbtft
  10
  11 # for linux >= 3.15 install to drivers/video/fbdev/fbtft
  12 # for linux < 3.15 install to drivers/video/fbtft
  13 define FBTFT_PREPARE_KERNEL
  14         if [ -e $(LINUX_DIR)/drivers/video/fbdev ]; then \
  15                 dest=$(LINUX_DIR)/drivers/video/fbdev ; \
  16         else \
  17                 dest=$(LINUX_DIR)/drivers/video/ ; \
  18         fi ; \
  19         mkdir -p $${dest}/fbtft; \
  20         cp -dpfr $(FBTFT_DIR)/* $${dest}/fbtft/ ; \
  21         echo 'source "drivers/video/fbdev/fbtft/Kconfig"' \
  22                 >> $${dest}/Kconfig ; \
  23         echo 'obj-y += fbtft/' >> $${dest}/Makefile
  24 endef
  25
  26 LINUX_PRE_PATCH_HOOKS += FBTFT_PREPARE_KERNEL
  27
  28 endif #BR2_LINUX_KERNEL_EXT_FBTFT