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-rw-r--r--lib/Makefile13
1 files changed, 12 insertions, 1 deletions
diff --git a/lib/Makefile b/lib/Makefile
index 6c3627847f..1f1ff6f205 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -80,7 +80,18 @@ obj-y += string.o
obj-y += time.o
obj-$(CONFIG_TRACE) += trace.o
obj-$(CONFIG_LIB_UUID) += uuid.o
-obj-y += vsprintf.o
obj-$(CONFIG_LIB_RAND) += rand.o
+ifdef CONFIG_SPL_BUILD
+# SPL U-Boot may use full-printf, tiny-printf or none at all
+ifdef CONFIG_USE_TINY_PRINTF
+obj-$(CONFIG_SPL_SERIAL_SUPPORT) += tiny-printf.o
+else
+obj-$(CONFIG_SPL_SERIAL_SUPPORT) += vsprintf.o
+endif
+else
+# Main U-Boot always uses the full printf support
+obj-y += vsprintf.o
+endif
+
subdir-ccflags-$(CONFIG_CC_OPTIMIZE_LIBS_FOR_SPEED) += -O2