tree 01d6834f83a3a6833bf6d20c2c2217ac413712e9
parent 0eed87ed9047a42269369be1fdc5b64c42c15476
author Pragnesh Patel <pragnesh.patel@sifive.com> 1590732206 +0530
committer Andes <uboot@andestech.com> 1591235048 +0800

sifive: fu540: add ddr driver

Add driver for fu540 to support ddr initialization in SPL.
This driver is based on FSBL
(https://github.com/sifive/freedom-u540-c000-bootloader.git)

Signed-off-by: Pragnesh Patel <pragnesh.patel@sifive.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>