PowerPC: Update last users of CONFIG_ISO_STRING to Kconfig

There are a few boards that use CONFIG_ISO_STRING as part of a sanity
check during firmware update at run time.  Move this string to Kconfig.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/board/mpl/pati/Kconfig b/board/mpl/pati/Kconfig
index b141da3..0eeaf70 100644
--- a/board/mpl/pati/Kconfig
+++ b/board/mpl/pati/Kconfig
@@ -9,4 +9,7 @@
 config SYS_CONFIG_NAME
 	default "PATI"
 
+config ISO_STRING
+	string
+	default "MEV-10084-001"
 endif
diff --git a/board/mpl/pati/pati.h b/board/mpl/pati/pati.h
index 2938056..93a5918 100644
--- a/board/mpl/pati/pati.h
+++ b/board/mpl/pati/pati.h
@@ -203,7 +203,6 @@
 
 #if defined(CONFIG_TARGET_MIP405) || defined(CONFIG_TARGET_MIP405T)
 #define PATI_FIRMWARE_START_OFFSET	0x00300000
-#define PATI_ISO_STRING  "MEV-10084-001"
 #endif
 
 #define PATI_ENDIAN_MODE	0x3E
diff --git a/board/mpl/pip405/Kconfig b/board/mpl/pip405/Kconfig
index f485367..e7ae6af 100644
--- a/board/mpl/pip405/Kconfig
+++ b/board/mpl/pip405/Kconfig
@@ -9,4 +9,7 @@
 config SYS_CONFIG_NAME
 	default "PIP405"
 
+config ISO_STRING
+	string
+	default "MEV-10066-001"
 endif
diff --git a/include/configs/PATI.h b/include/configs/PATI.h
index 880246e..ebabdff 100644
--- a/include/configs/PATI.h
+++ b/include/configs/PATI.h
@@ -252,7 +252,4 @@
  */
 #define CONFIG_SYS_DER			0x00000000
 
-#define VERSION_TAG "released"
-#define CONFIG_ISO_STRING "MEV-10084-001"
-
 #endif	/* __CONFIG_H */
diff --git a/include/configs/PIP405.h b/include/configs/PIP405.h
index 9ace443..7d08f0c 100644
--- a/include/configs/PIP405.h
+++ b/include/configs/PIP405.h
@@ -333,10 +333,4 @@
  ************************************************************/
 #define CONFIG_BZIP2		1
 
-/************************************************************
- * Ident
- ************************************************************/
-#define VERSION_TAG "released"
-#define CONFIG_ISO_STRING "MEV-10066-001"
-
 #endif	/* __CONFIG_H */
diff --git a/scripts/config_whitelist.txt b/scripts/config_whitelist.txt
index 090c0a2..cb4516f 100644
--- a/scripts/config_whitelist.txt
+++ b/scripts/config_whitelist.txt
@@ -1728,7 +1728,6 @@
 CONFIG_IRAM_TOP
 CONFIG_IRDA_BASE
 CONFIG_ISO_PARTITION
-CONFIG_ISO_STRING
 CONFIG_ISP1362_USB
 CONFIG_IS_
 CONFIG_IS_BUILTIN