Rename CONFIG_SYS_TEXT_BASE to CONFIG_TEXT_BASE

The current name is inconsistent with SPL which uses CONFIG_SPL_TEXT_BASE
and this makes it imposible to use CONFIG_VAL().

Rename it to resolve this problem.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/m68k/cpu/mcf52x2/start.S b/arch/m68k/cpu/mcf52x2/start.S
index 4488a6e..6dddbe7 100644
--- a/arch/m68k/cpu/mcf52x2/start.S
+++ b/arch/m68k/cpu/mcf52x2/start.S
@@ -35,8 +35,8 @@
  */
 _vectors:
 .long	0x00000000		/* Flash offset is 0 until we setup CS0 */
-#if defined(CONFIG_M5282) && (CONFIG_SYS_TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE)
-.long	_start - CONFIG_SYS_TEXT_BASE
+#if defined(CONFIG_M5282) && (CONFIG_TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE)
+.long	_start - CONFIG_TEXT_BASE
 #else
 .long	_START
 #endif
@@ -83,7 +83,7 @@
 
 #if defined(CONFIG_SYS_INT_FLASH_BASE) && \
     (defined(CONFIG_M5282) || defined(CONFIG_M5281))
-#if (CONFIG_SYS_TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE)
+#if (CONFIG_TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE)
 .long	0x55AA55AA,0xAA55AA55		/* CFM Backdoorkey */
 .long	0xFFFFFFFF			/* all sectors protected */
 .long	0x00000000			/* supervisor/User restriction */
@@ -130,7 +130,7 @@
 	movec	%d0, %RAMBAR1
 
 #if defined(CONFIG_M5282)
-#if (CONFIG_SYS_TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE)
+#if (CONFIG_TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE)
 	/*
 	 * Setup code in SRAM to initialize FLASHBAR,
 	 * if start from internal Flash
@@ -156,7 +156,7 @@
 	/* Setup code to initialize FLASHBAR, if start from external Memory */
 	move.l	#(CONFIG_SYS_INT_FLASH_BASE + CONFIG_SYS_INT_FLASH_ENABLE), %d0
 	movec	%d0, %FLASHBAR
-#endif /* (CONFIG_SYS_TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE) */
+#endif /* (CONFIG_TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE) */
 
 #endif
 #endif
@@ -165,7 +165,7 @@
 	 * therefore no VBR to set
 	 */
 #if !defined(CONFIG_MONITOR_IS_IN_RAM)
-#if defined(CONFIG_M5282) && (CONFIG_SYS_TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE)
+#if defined(CONFIG_M5282) && (CONFIG_TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE)
 	move.l	#CONFIG_SYS_INT_FLASH_BASE, %d0
 #else
 	move.l	#CONFIG_SYS_FLASH_BASE, %d0