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path: root/drivers/mtd/spi-nor/core.c
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Diffstat (limited to 'drivers/mtd/spi-nor/core.c')
-rw-r--r--drivers/mtd/spi-nor/core.c32
1 files changed, 17 insertions, 15 deletions
diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c
index 479494cf00c9..52e5b569ddfd 100644
--- a/drivers/mtd/spi-nor/core.c
+++ b/drivers/mtd/spi-nor/core.c
@@ -2935,6 +2935,9 @@ static int spi_nor_late_init_params(struct spi_nor *nor)
return ret;
}
+ /* Needed by some flashes late_init hooks. */
+ spi_nor_init_flags(nor);
+
if (nor->info->fixups && nor->info->fixups->late_init) {
ret = nor->info->fixups->late_init(nor);
if (ret)
@@ -2948,7 +2951,6 @@ static int spi_nor_late_init_params(struct spi_nor *nor)
if (!params->set_4byte_addr_mode)
params->set_4byte_addr_mode = spi_nor_set_4byte_addr_mode_brwr;
- spi_nor_init_flags(nor);
spi_nor_init_fixup_flags(nor);
/*
@@ -3186,6 +3188,18 @@ int spi_nor_set_4byte_addr_mode(struct spi_nor *nor, bool enable)
struct spi_nor_flash_parameter *params = nor->params;
int ret;
+ if (enable) {
+ /*
+ * If the RESET# pin isn't hooked up properly, or the system
+ * otherwise doesn't perform a reset command in the boot
+ * sequence, it's impossible to 100% protect against unexpected
+ * reboots (e.g., crashes). Warn the user (or hopefully, system
+ * designer) that this is bad.
+ */
+ WARN_ONCE(nor->flags & SNOR_F_BROKEN_RESET,
+ "enabling reset hack; may not recover from unexpected reboots\n");
+ }
+
ret = params->set_4byte_addr_mode(nor, enable);
if (ret && ret != -ENOTSUPP)
return ret;
@@ -3234,20 +3248,8 @@ static int spi_nor_init(struct spi_nor *nor)
if (nor->addr_nbytes == 4 &&
nor->read_proto != SNOR_PROTO_8_8_8_DTR &&
- !(nor->flags & SNOR_F_4B_OPCODES)) {
- /*
- * If the RESET# pin isn't hooked up properly, or the system
- * otherwise doesn't perform a reset command in the boot
- * sequence, it's impossible to 100% protect against unexpected
- * reboots (e.g., crashes). Warn the user (or hopefully, system
- * designer) that this is bad.
- */
- WARN_ONCE(nor->flags & SNOR_F_BROKEN_RESET,
- "enabling reset hack; may not recover from unexpected reboots\n");
- err = spi_nor_set_4byte_addr_mode(nor, true);
- if (err)
- return err;
- }
+ !(nor->flags & SNOR_F_4B_OPCODES))
+ return spi_nor_set_4byte_addr_mode(nor, true);
return 0;
}