rename CFG_ macros to CONFIG_SYS

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/cpu/arm920t/start.S b/cpu/arm920t/start.S
index 5d0fec6..17977c2 100644
--- a/cpu/arm920t/start.S
+++ b/cpu/arm920t/start.S
@@ -202,8 +202,8 @@
 	/* Set up the stack						    */
 stack_setup:
 	ldr	r0, _TEXT_BASE		/* upper 128 KiB: relocated uboot   */
-	sub	r0, r0, #CFG_MALLOC_LEN	/* malloc area                      */
-	sub	r0, r0, #CFG_GBL_DATA_SIZE /* bdinfo                        */
+	sub	r0, r0, #CONFIG_SYS_MALLOC_LEN	/* malloc area                      */
+	sub	r0, r0, #CONFIG_SYS_GBL_DATA_SIZE /* bdinfo                        */
 #ifdef CONFIG_USE_IRQ
 	sub	r0, r0, #(CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ)
 #endif
@@ -316,8 +316,8 @@
 	stmia	sp, {r0 - r12}			@ Calling r0-r12
 	ldr	r2, _armboot_start
 	sub	r2, r2, #(CONFIG_STACKSIZE)
-	sub	r2, r2, #(CFG_MALLOC_LEN)
-	sub	r2, r2, #(CFG_GBL_DATA_SIZE+8)  @ set base 2 words into abort stack
+	sub	r2, r2, #(CONFIG_SYS_MALLOC_LEN)
+	sub	r2, r2, #(CONFIG_SYS_GBL_DATA_SIZE+8)  @ set base 2 words into abort stack
 	ldmia	r2, {r2 - r3}			@ get pc, cpsr
 	add	r0, sp, #S_FRAME_SIZE		@ restore sp_SVC
 
@@ -350,8 +350,8 @@
 	.macro get_bad_stack
 	ldr	r13, _armboot_start		@ setup our mode stack
 	sub	r13, r13, #(CONFIG_STACKSIZE)
-	sub	r13, r13, #(CFG_MALLOC_LEN)
-	sub	r13, r13, #(CFG_GBL_DATA_SIZE+8) @ reserved a couple spots in abort stack
+	sub	r13, r13, #(CONFIG_SYS_MALLOC_LEN)
+	sub	r13, r13, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ reserved a couple spots in abort stack
 
 	str	lr, [r13]			@ save caller lr / spsr
 	mrs	lr, spsr