arm: Make all linker scripts compatible with per-symbol sections

Let all ARM linker scripts handle properly -ffunction-sections
and -fdata-sections. This will be useful for future changes in order to create
symbol-specific sections in common .S files.

Signed-off-by: Benoît Thébaudeau <benoit.thebaudeau@advansee.com>
diff --git a/board/samsung/smdk5250/smdk5250-uboot-spl.lds b/board/samsung/smdk5250/smdk5250-uboot-spl.lds
index 4c8baaa..7df0a1d 100644
--- a/board/samsung/smdk5250/smdk5250-uboot-spl.lds
+++ b/board/samsung/smdk5250/smdk5250-uboot-spl.lds
@@ -37,7 +37,7 @@
 	.text :
 	{
 		__start = .;
-		arch/arm/cpu/armv7/start.o (.text)
+		arch/arm/cpu/armv7/start.o (.text*)
 		*(.text*)
 	} >.sram
 	. = ALIGN(4);