From 3e57f879eee61df88c17ca447f1a9f6d7e598cde Mon Sep 17 00:00:00 2001 From: Ley Foon Tan Date: Fri, 10 Jul 2020 14:58:14 +0800 Subject: [PATCH] mtd: nand: raw: denali: Assert reset before deassert Always put the controller in reset, then take it out of reset. This is to make sure controller always in reset state in both SPL and proper Uboot. This is preparation for the next patch to poll for reset completion (rst_comp) bit after reset. Tested-by: Masahiro Yamada Signed-off-by: Radu Bacrau Signed-off-by: Ley Foon Tan Signed-off-by: Masahiro Yamada --- drivers/mtd/nand/raw/denali_dt.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/mtd/nand/raw/denali_dt.c b/drivers/mtd/nand/raw/denali_dt.c index 2728e8098f..75ad15b075 100644 --- a/drivers/mtd/nand/raw/denali_dt.c +++ b/drivers/mtd/nand/raw/denali_dt.c @@ -148,6 +148,8 @@ static int denali_dt_probe(struct udevice *dev) if (ret) { dev_warn(dev, "Can't get reset: %d\n", ret); } else { + reset_assert_bulk(&resets); + udelay(2); reset_deassert_bulk(&resets); /* -- 2.39.5