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authorTakahiro Kuwano <Takahiro.Kuwano@infineon.com>2021-06-29 15:01:04 +0900
committerJagan Teki <jagan@amarulasolutions.com>2021-06-29 19:16:54 +0530
commit5b8ec59e2a219185127fcaa640c2f5d5aba3acd6 (patch)
tree60eb690ef52de93919876eb9e4937d3a9184cc3b
parent1c3dd193b5ba76da9d5b2b422d04605321a91c94 (diff)
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mtd: spi-nor-tiny: Add fixups for Cypress s25hl-t/s25hs-t
Fixes mode clocks for SPINOR_OP_READ_FAST_4B in tiny. Signed-off-by: Takahiro Kuwano <Takahiro.Kuwano@infineon.com> Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
-rw-r--r--drivers/mtd/spi/spi-nor-tiny.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mtd/spi/spi-nor-tiny.c b/drivers/mtd/spi/spi-nor-tiny.c
index 70061f1..68152ce 100644
--- a/drivers/mtd/spi/spi-nor-tiny.c
+++ b/drivers/mtd/spi/spi-nor-tiny.c
@@ -583,6 +583,12 @@ static int spi_nor_init_params(struct spi_nor *nor,
spi_nor_set_read_settings(&params->reads[SNOR_CMD_READ_FAST],
0, 8, SPINOR_OP_READ_FAST,
SNOR_PROTO_1_1_1);
+#ifdef CONFIG_SPI_FLASH_SPANSION
+ if (JEDEC_MFR(info) == SNOR_MFR_CYPRESS &&
+ (info->id[1] == 0x2a || info->id[1] == 0x2b))
+ /* 0x2a: S25HL (QSPI, 3.3V), 0x2b: S25HS (QSPI, 1.8V) */
+ params->reads[SNOR_CMD_READ_FAST].num_mode_clocks = 8;
+#endif
}
if (info->flags & SPI_NOR_QUAD_READ) {