Prepare for SoC rework of ARM code:
- rename CONFIG_BOOTBINFUNC into  CONFIG_INIT_CRITICAL
- rename memsetup into lowlevel_init (function name and source files)
diff --git a/cpu/pxa/start.S b/cpu/pxa/start.S
index d74f41f..da753a1 100644
--- a/cpu/pxa/start.S
+++ b/cpu/pxa/start.S
@@ -218,10 +218,10 @@
 	/*
 	 * before relocating, we have to setup RAM timing
 	 * because memory timing is board-dependend, you will
-	 * find a memsetup.S in your board directory.
+	 * find a lowlevel_init.S in your board directory.
 	 */
 	mov	ip,	lr
-	bl	memsetup
+	bl	lowlevel_init
 	mov	lr,	ip
 
 	/* Memory interfaces are working. Disable MMU and enable I-cache.   */