global: Migrate CONFIG_IRAM_BASE to CFG

Perform a simple rename of CONFIG_IRAM_BASE to CFG_IRAM_BASE

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/include/configs/rk322x_common.h b/include/configs/rk322x_common.h
index b95268d..fcaf9c5 100644
--- a/include/configs/rk322x_common.h
+++ b/include/configs/rk322x_common.h
@@ -10,7 +10,7 @@
 
 #define CFG_SYS_HZ_CLOCK		24000000
 
-#define CONFIG_IRAM_BASE		0x10080000
+#define CFG_IRAM_BASE		0x10080000
 
 #define CFG_SYS_SDRAM_BASE		0x60000000
 #define SDRAM_BANK_SIZE			(512UL << 20UL)