sciphone_g2: ARM926EJS preloader BSS fix

Even in preloader configuration BSS section should be cleared,
otherwise initialized variables will have wrong values.
Relocation symbols are not available in SBL configuration and
should be not included.

Signed-off-by: Marcin Mielczarczyk <marcin.mielczarczyk@tieto.com>

arch/arm/cpu/arm926ejs/start.S

@@ -252,7 +252,6 @@ fixnext:
 #endif
 
 clear_bss:
-#ifndef CONFIG_PRELOADER
 	ldr	r0, _bss_start_ofs
 	ldr	r1, _bss_end_ofs
 	mov	r4, r6			/* reloc addr */
@@ -265,6 +264,7 @@ clbss_l:str	r2, [r0]		/* clear loop...		    */
 	cmp	r0, r1
 	bne	clbss_l
 
+#ifndef CONFIG_PRELOADER
 	bl coloured_LED_init
 	bl red_LED_on
 #endif
@@ -294,12 +294,14 @@ _board_init_r_ofs:
 	.word board_init_r - _start
 #endif
 
+#ifndef CONFIG_PRELOADER
 _rel_dyn_start_ofs:
 	.word __rel_dyn_start - _start
 _rel_dyn_end_ofs:
 	.word __rel_dyn_end - _start
 _dynsym_start_ofs:
 	.word __dynsym_start - _start
+#endif
 
 /*
  *************************************************************************