kbuild: move "checkthumb" to ARM archprepare

[karo-tx-uboot.git] / arch / arm / config.mk

diff --git a/arch/arm/config.mk b/arch/arm/config.mk
index 792cb4345047c78b5b61cddf33c58d1eb474809d..f4c2d81044addd5b1a6446940c29d39e49b95450 100644 (file)
--- a/arch/arm/config.mk
+++ b/arch/arm/config.mk
@@ -41,7 +41,17 @@ endif
 
 # Only test once
 ifneq ($(CONFIG_SPL_BUILD),y)
-ALL-$(CONFIG_SYS_THUMB_BUILD)  += checkthumb
+ifeq ($(CONFIG_SYS_THUMB_BUILD),y)
+archprepare: checkthumb
+
+checkthumb:
+       @if test "$(call cc-version)" -lt "0404"; then \
+               echo -n '*** Your GCC does not produce working '; \
+               echo 'binaries in THUMB mode.'; \
+               echo '*** Your board is configured for THUMB mode.'; \
+               false; \
+       fi
+endif
 endif
 
 # Try if EABI is supported, else fall back to old API,