Re: [PATCH v4 1/3] mtd: spi-nor: Extend SFDP 4byte address instruction lookup table with new octal modes as per JEDEC JESD216F

From: Tudor Ambarus
Date: Mon Dec 26 2022 - 03:14:08 EST


Looks good.

On 02.12.2022 15:55, Nathan Barrett-Morrison wrote:
This adds the new bit fields for
reading: 1S-1S-8S, 1S-8S-8S, 1D-8D-8D
programming: 1S-1S-8S, 1S-8S-8S


We usually aim to have ~60 chars for the subject line and 75 chars per
line for the commit message. If you want to reword both, fine, otherwise
I'll do it when applying.

Signed-off-by: Nathan Barrett-Morrison <nathan.morrison@xxxxxxxxxxx>
---
drivers/mtd/spi-nor/sfdp.c | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/drivers/mtd/spi-nor/sfdp.c b/drivers/mtd/spi-nor/sfdp.c
index 2257f1b4c2e2..e4e87815ba94 100644
--- a/drivers/mtd/spi-nor/sfdp.c
+++ b/drivers/mtd/spi-nor/sfdp.c
@@ -953,11 +953,16 @@ static int spi_nor_parse_4bait(struct spi_nor *nor,
{ SNOR_HWCAPS_READ_1_1_1_DTR, BIT(13) },
{ SNOR_HWCAPS_READ_1_2_2_DTR, BIT(14) },
{ SNOR_HWCAPS_READ_1_4_4_DTR, BIT(15) },
+ { SNOR_HWCAPS_READ_1_1_8, BIT(20) },
+ { SNOR_HWCAPS_READ_1_8_8, BIT(21) },
+ { SNOR_HWCAPS_READ_1_8_8_DTR, BIT(22) },
};
static const struct sfdp_4bait programs[] = {
{ SNOR_HWCAPS_PP, BIT(6) },
{ SNOR_HWCAPS_PP_1_1_4, BIT(7) },
{ SNOR_HWCAPS_PP_1_4_4, BIT(8) },
+ { SNOR_HWCAPS_PP_1_1_8, BIT(23) },
+ { SNOR_HWCAPS_PP_1_8_8, BIT(24) },
};
static const struct sfdp_4bait erases[SNOR_ERASE_TYPE_MAX] = {
{ 0u /* not used */, BIT(9) },