From: Ye Li ye.li@nxp.com

Since System Manager will protect sentinel area, FSB can't be accessed. So when System Manager is used, directly read fuse from ELE.

Signed-off-by: Ye Li ye.li@nxp.com Signed-off-by: Alice Guo alice.guo@nxp.com Reviewed-by: Peng Fan peng.fan@nxp.com --- drivers/misc/imx_ele/fuse.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/misc/imx_ele/fuse.c b/drivers/misc/imx_ele/fuse.c index d12539c8aa..e4314cc661 100644 --- a/drivers/misc/imx_ele/fuse.c +++ b/drivers/misc/imx_ele/fuse.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 /* - * Copyright 2020 NXP + * Copyright 2020-2023 NXP */

#include <console.h> @@ -246,7 +246,7 @@ int fuse_sense(u32 bank, u32 word, u32 *val) return -EINVAL;

word_index = map_fsb_fuse_index(bank, word, &redundancy); - if (word_index >= 0) { + if (!IS_ENABLED(CONFIG_SCMI_FIRMWARE) && word_index >= 0) { *val = readl((ulong)FSB_BASE_ADDR + FSB_OTP_SHADOW + (word_index << 2)); if (redundancy) *val = (*val >> ((word % 2) * 16)) & 0xFFFF;