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/arch/arm/include/asm/arch-rockchip/bootrom.h b/arch/arm/include/asm/arch-rockchip/bootrom.h
index 0da78f3..4276a0f 100644
--- a/arch/arm/include/asm/arch-rockchip/bootrom.h
+++ b/arch/arm/include/asm/arch-rockchip/bootrom.h
@@ -57,6 +57,6 @@
 /**
  * Locations of the boot-device identifier in SRAM
  */
-#define BROM_BOOTSOURCE_ID_ADDR   (CONFIG_IRAM_BASE + 0x10)
+#define BROM_BOOTSOURCE_ID_ADDR   (CFG_IRAM_BASE + 0x10)
 
 #endif