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-rw-r--r--nuttx/arch/arm/src/calypso/Make.defs10
1 files changed, 7 insertions, 3 deletions
diff --git a/nuttx/arch/arm/src/calypso/Make.defs b/nuttx/arch/arm/src/calypso/Make.defs
index 07145d053..009100c43 100644
--- a/nuttx/arch/arm/src/calypso/Make.defs
+++ b/nuttx/arch/arm/src/calypso/Make.defs
@@ -1,7 +1,7 @@
############################################################################
# calypso/Make.defs
#
-# Copyright (C) 2007, 2013-2014 Gregory Nutt. All rights reserved.
+# Copyright (C) 2007, 2013-2015 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <gnutt@nuttx.org>
#
# Copyright (C) 2011 Stefan Richter. All rights reserved.
@@ -57,8 +57,12 @@ CMN_CSRCS += up_checkstack.c
endif
CHIP_ASRCS = calypso_lowputc.S
-CHIP_CSRCS = calypso_irq.c calypso_heap.c calypso_serial.c calypso_spi.c
-CHIP_CSRCS += clock.c calypso_uwire.c calypso_armio.c calypso_keypad.c
+CHIP_CSRCS = calypso_irq.c calypso_heap.c calypso_serial.c clock.c
+CHIP_CSRCS += calypso_uwire.c calypso_armio.c calypso_keypad.c
+
+ifeq ($(CONFIG_SPI),y)
+CHIP_CSRCS += calypso_spi.c
+endif
ifneq ($(CONFIG_SCHED_TICKLESS),y)
CHIP_CSRCS += calypso_timer.c