mips: pb1x00: move CONFIG_SYS_TEXT_BASE away from config.mk

We can delete board/pb1x00/config.mk by moving the define of
CONFIG_SYS_TEXT_BASE to somewhere else.  Other MIPS boards are
still defining it in include/config/${BOARD}.h, so I am following
that way here.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>

board/pb1x00/config.mk

@@ -1,16 +0,0 @@
-#
-# (C) Copyright 2003
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# SPDX-License-Identifier:	GPL-2.0+
-#
-
-#
-# AMD development board AMD Alchemy Pb1x00, MIPS32 core
-#
-
-# ROM version
-#CONFIG_SYS_TEXT_BASE = 0xbfc00000
-
-# SDRAM version
-CONFIG_SYS_TEXT_BASE = 0x83800000

include/configs/pb1x00.h

@@ -81,6 +81,11 @@
 #define PHYS_FLASH_2		0xbfc00000 /* Flash Bank #2 */
 
 /* The following #defines are needed to get flash environment right */
+/* ROM version */
+/* #define CONFIG_SYS_TEXT_BASE		0xbfc00000 */
+/* SDRAM version */
+#define CONFIG_SYS_TEXT_BASE		0x83800000
+
 #define	CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_TEXT_BASE
 #define	CONFIG_SYS_MONITOR_LEN		(192 << 10)