powerpc, muas3001: remove CONFIG_SYS_RAMBOOT

cppcheck reports:

[board/muas3001/muas3001.c:270]: (error) Uninitialized variable: psize

remove the CONFIG_SYS_RAMBOOT define to prevent this error report.

Signed-off-by: Heiko Schocher <hs@denx.de>
Reported-by: Wolfgang Denk <wd@denx.de>
Reviewed-by: York Sun <yorksun@freescale.com>
diff --git a/board/muas3001/muas3001.c b/board/muas3001/muas3001.c
index 529a58c..e0c4dba 100644
--- a/board/muas3001/muas3001.c
+++ b/board/muas3001/muas3001.c
@@ -243,14 +243,11 @@
 	volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
 	volatile memctl8260_t *memctl = &immap->im_memctl;
 	long psize;
-#ifndef CONFIG_SYS_RAMBOOT
 	long sizelittle, sizebig;
-#endif
 
 	memctl->memc_psrt = CONFIG_SYS_PSRT;
 	memctl->memc_mptpr = CONFIG_SYS_MPTPR;
 
-#ifndef CONFIG_SYS_RAMBOOT
 	/* 60x SDRAM setup:
 	 */
 	sizelittle = try_init (memctl, CONFIG_SYS_PSDMR_LITTLE, CONFIG_SYS_OR1_LITTLE,
@@ -263,7 +260,6 @@
 		psize = try_init (memctl, CONFIG_SYS_PSDMR_LITTLE, CONFIG_SYS_OR1_LITTLE,
 						  (uchar *) CONFIG_SYS_SDRAM_BASE);
 	}
-#endif /* CONFIG_SYS_RAMBOOT */
 
 	icache_enable ();
 
diff --git a/include/configs/muas3001.h b/include/configs/muas3001.h
index 7343c94..df2ecc1 100644
--- a/include/configs/muas3001.h
+++ b/include/configs/muas3001.h
@@ -206,10 +206,6 @@
 #define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
 
 #define CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_TEXT_BASE
-#if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
-#define CONFIG_SYS_RAMBOOT
-#endif
-
 #define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 256KB for Monitor */
 
 #define CONFIG_ENV_IS_IN_FLASH