global: Migrate CONFIG_PRAM to CFG

Perform a simple rename of CONFIG_PRAM to CFG_PRAM

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/include/configs/am43xx_evm.h b/include/configs/am43xx_evm.h
index f43e00e..a2f73c4 100644
--- a/include/configs/am43xx_evm.h
+++ b/include/configs/am43xx_evm.h
@@ -152,7 +152,7 @@
 
 #if defined(CONFIG_TI_SECURE_DEVICE)
 /* Avoid relocating onto firewalled area at end of DRAM */
-#define CONFIG_PRAM (64 * 1024)
+#define CFG_PRAM (64 * 1024)
 #endif /* CONFIG_TI_SECURE_DEVICE */
 
 #endif	/* __CONFIG_AM43XX_EVM_H */