nios2: Calculate the env position from monitor size

Reorder the 10m50 and 3c120 config files such, that the environment
position can be calculated from the monitor size. The environment is
placed right after the monitor. This removes one more ad-hoc variable.

Signed-off-by: Marek Vasut <marex@denx.de>
Signed-off-by: Thomas Chou <thomas@wytron.com.tw>

include/configs/10m50_devboard.h

@@ -54,19 +54,6 @@
 #define CONFIG_LMB
 
 /*
- * ENVIRONMENT -- Put environment in sector CONFIG_SYS_MONITOR_LEN above
- * CONFIG_SYS_RESET_ADDR, since we assume the monitor is stored at the
- * reset address, no? This will keep the environment in user region
- * of flash. NOTE: the monitor length must be multiple of sector size
- * (which is common practice).
- */
-#define CONFIG_ENV_IS_IN_FLASH
-
-#define CONFIG_ENV_SIZE			0x10000	/* 64k, 1 sector */
-#define CONFIG_ENV_OVERWRITE		/* Serial change Ok	*/
-#define CONFIG_ENV_ADDR			0xf4040000
-
-/*
  * MEMORY ORGANIZATION
  * -Monitor at top of sdram.
  * -The heap is placed below the monitor
@@ -83,6 +70,19 @@
 #define CONFIG_SYS_MALLOC_LEN		0x20000
 
 /*
+ * ENVIRONMENT -- Put environment in sector CONFIG_SYS_MONITOR_LEN above
+ * CONFIG_SYS_RESET_ADDR, since we assume the monitor is stored at the
+ * reset address, no? This will keep the environment in user region
+ * of flash. NOTE: the monitor length must be multiple of sector size
+ * (which is common practice).
+ */
+#define CONFIG_ENV_IS_IN_FLASH
+
+#define CONFIG_ENV_SIZE			0x10000	/* 64k, 1 sector */
+#define CONFIG_ENV_OVERWRITE		/* Serial change Ok	*/
+#define CONFIG_ENV_ADDR			(0xf4000000 + CONFIG_SYS_MONITOR_LEN)
+
+/*
  * MISC
  */
 #define CONFIG_SYS_LONGHELP		/* Provide extended help */

include/configs/3c120_devboard.h

@@ -57,19 +57,6 @@
 #define CONFIG_LMB
 
 /*
- * ENVIRONMENT -- Put environment in sector CONFIG_SYS_MONITOR_LEN above
- * CONFIG_SYS_RESET_ADDR, since we assume the monitor is stored at the
- * reset address, no? This will keep the environment in user region
- * of flash. NOTE: the monitor length must be multiple of sector size
- * (which is common practice).
- */
-#define CONFIG_ENV_IS_IN_FLASH
-
-#define CONFIG_ENV_SIZE			0x20000	/* 128k, 1 sector */
-#define CONFIG_ENV_OVERWRITE		/* Serial change Ok	*/
-#define CONFIG_ENV_ADDR			0xe2840000
-
-/*
  * MEMORY ORGANIZATION
  * -Monitor at top of sdram.
  * -The heap is placed below the monitor
@@ -86,6 +73,19 @@
 #define CONFIG_SYS_MALLOC_LEN		0x20000
 
 /*
+ * ENVIRONMENT -- Put environment in sector CONFIG_SYS_MONITOR_LEN above
+ * CONFIG_SYS_RESET_ADDR, since we assume the monitor is stored at the
+ * reset address, no? This will keep the environment in user region
+ * of flash. NOTE: the monitor length must be multiple of sector size
+ * (which is common practice).
+ */
+#define CONFIG_ENV_IS_IN_FLASH
+
+#define CONFIG_ENV_SIZE			0x20000	/* 128k, 1 sector */
+#define CONFIG_ENV_OVERWRITE		/* Serial change Ok	*/
+#define CONFIG_ENV_ADDR			(0xe2800000 + CONFIG_SYS_MONITOR_LEN)
+
+/*
  * MISC
  */
 #define CONFIG_SYS_LONGHELP		/* Provide extended help */