drivers: ram: sifive: rename fu540_ddr and add fu740 support
Rename fu540_ddr.c to sifive_ddr.c and add fu740 support
Signed-off-by: Green Wan <green.wan@sifive.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/drivers/ram/sifive/Makefile b/drivers/ram/sifive/Makefile
index d66efec..4ef89f8 100644
--- a/drivers/ram/sifive/Makefile
+++ b/drivers/ram/sifive/Makefile
@@ -3,4 +3,4 @@
# Copyright (c) 2020 SiFive, Inc
#
-obj-$(CONFIG_SIFIVE_FU540_DDR) += fu540_ddr.o
+obj-$(CONFIG_SIFIVE_DDR) += sifive_ddr.o