kirkwood: support CONFIG_SYS_THUMB_BUILD

Kirkwood files cpu.c and cache.c cannot build in Thumb state;
force them in ARM state even under CONFIG_SYS_THUMB_BUILD.

Signed-off-by: Albert ARIBAUD <albert.u.boot@aribaud.net>

diff --git a/arch/arm/mach-kirkwood/Makefile b/arch/arm/mach-kirkwood/Makefile
index df4756e..5abcf70 100644 (file)
--- a/arch/arm/mach-kirkwood/Makefile
+++ b/arch/arm/mach-kirkwood/Makefile
@@ -9,3 +9,9 @@
 obj-y  = cpu.o
 obj-y  += cache.o
 obj-y  += mpp.o
+
+# cpu.o and cache.o contain CP15 instructions which cannot be run in
+# Thumb state, so build them for ARM state even with CONFIG_SYS_THUMB_BUILD
+
+CFLAGS_cpu.o := -marm
+CFLAGS_cache.o := -marm