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Perhaps this is a little clearer

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This commit is contained in:
Gregory Nutt 2016-05-26 13:40:22 -06:00
parent 5ea37bb139
commit 1571575d54
1 changed files with 14 additions and 21 deletions
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35
drivers/lcd/Make.defs
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@ -33,11 +33,9 @@
# #
############################################################################ ############################################################################
# Don't build anything if there is no NX support for LCD drivers
ifeq ($(CONFIG_NX_LCDDRIVER),y) ifeq ($(CONFIG_NX_LCDDRIVER),y)
# Include Graphics LCD drivers # Include support for Graphics LCD drivers
ifeq ($(CONFIG_LCD_P14201),y) ifeq ($(CONFIG_LCD_P14201),y)
CSRCS += p14201.c CSRCS += p14201.c
@ -102,30 +100,25 @@ endif
ifeq ($(CONFIG_LCD_RA8875),y) ifeq ($(CONFIG_LCD_RA8875),y)
CSRCS += ra8875.c CSRCS += ra8875.c
endif endif
endif # CONFIG_NX_LCDDRIVER
# Include Alphanumeric/Segment LCD drivers too ifeq ($(CONFIG_SLCD),y)
# Include support for Alphanumeric/Segment LCD drivers
ifeq ($(CONFIG_LCD_BACKPACK),y) ifeq ($(CONFIG_LCD_BACKPACK),y)
CSRCS += pcf8574_lcd_backpack.c CSRCS += pcf8574_lcd_backpack.c
endif endif
endif # CONFIG_SLCD
# Include LCD driver build support # Include LCD driver build support (the nested if-then-else implements an OR)
DEPPATH += --dep-path lcd
VPATH += :lcd
CFLAGS += ${shell $(INCDIR) $(INCDIROPT) "$(CC)" $(TOPDIR)$(DELIM)drivers$(DELIM)lcd}
ifeq ($(CONFIG_NX_LCDDRIVER),y)
DEPPATH += --dep-path lcd
VPATH += :lcd
CFLAGS += ${shell $(INCDIR) $(INCDIROPT) "$(CC)" $(TOPDIR)$(DELIM)drivers$(DELIM)lcd}
else ifeq ($(CONFIG_SLCD),y) else ifeq ($(CONFIG_SLCD),y)
DEPPATH += --dep-path lcd
# Include Alphanumeric/Segment LCD drivers only VPATH += :lcd
CFLAGS += ${shell $(INCDIR) $(INCDIROPT) "$(CC)" $(TOPDIR)$(DELIM)drivers$(DELIM)lcd}
ifeq ($(CONFIG_LCD_BACKPACK),y)
CSRCS += pcf8574_lcd_backpack.c
endif
# Include LCD driver build support
DEPPATH += --dep-path lcd
VPATH += :lcd
CFLAGS += ${shell $(INCDIR) $(INCDIROPT) "$(CC)" $(TOPDIR)$(DELIM)drivers$(DELIM)lcd}
endif endif