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mtd: spi-nor: micron-st: Remove status polling on volatile registers write
author
Tudor Ambarus
<tudor.ambarus@microchip.com>
Wed, 20 Apr 2022 10:34:27 +0000
(13:34 +0300)
committer
Pratyush Yadav
<p.yadav@ti.com>
Wed, 27 Apr 2022 09:27:36 +0000
(14:57 +0530)
Writing volatile registers are instant according to Micron and do not
need any status polling. Remove status polling on volatile registers write.
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Signed-off-by: Pratyush Yadav <p.yadav@ti.com>
Reviewed-by: Michael Walle <michael@walle.cc>
Link:
https://lore.kernel.org/r/20220420103427.47867-12-tudor.ambarus@microchip.com
drivers/mtd/spi-nor/micron-st.c
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diff --git
a/drivers/mtd/spi-nor/micron-st.c
b/drivers/mtd/spi-nor/micron-st.c
index 61db4896e327bb037318a3503f5bfed0e8a318d6..a96f74e0f568a50ce544ce0f13d4892e599fff56 100644
(file)
--- a/
drivers/mtd/spi-nor/micron-st.c
+++ b/
drivers/mtd/spi-nor/micron-st.c
@@
-58,9
+58,6
@@
static int micron_st_nor_octal_dtr_en(struct spi_nor *nor)
op = (struct spi_mem_op)
MICRON_ST_NOR_WR_ANY_REG_OP(3, SPINOR_REG_MT_CFR1V, 1, buf);
ret = spi_nor_write_any_volatile_reg(nor, &op, nor->reg_proto);
- if (ret)
- return ret;
- ret = spi_nor_wait_till_ready(nor);
if (ret)
return ret;