diff mbox series

[v2,5/9] mtd: spi-nor-core: Rework s25_mdp_ready() to support Octal DTR mode

Message ID 590a68b594f61e8ec2315f3c0b17e7dc43a21a5d.1703220284.git.Takahiro.Kuwano@infineon.com
State Accepted
Commit c4de92d949b62440706c9f9e7f33076907a5a946
Delegated to: Jagannadha Sutradharudu Teki
Headers show
Series mtd: spi-nor: Add support for Infineon S28HS02GT | expand

Commit Message

Takahiro Kuwano Dec. 22, 2023, 5:46 a.m. UTC 
From: Takahiro Kuwano <Takahiro.Kuwano@infineon.com>

s25_mdp_ready() handles status polling for multi-die package parts that
requires to read and check status register for each die. To support
S28HS02GT(dual-die package with Octal DTR support), rename function and
use nor->rdsr_dummy in octal DTR mode.

Signed-off-by: Takahiro Kuwano <Takahiro.Kuwano@infineon.com>
---
 drivers/mtd/spi/spi-nor-core.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

Comments

Jagan Teki Jan. 29, 2024, 12:15 p.m. UTC | #1 
On Fri, Dec 22, 2023 at 11:16 AM <tkuw584924@gmail.com> wrote:
>
> From: Takahiro Kuwano <Takahiro.Kuwano@infineon.com>
>
> s25_mdp_ready() handles status polling for multi-die package parts that
> requires to read and check status register for each die. To support
> S28HS02GT(dual-die package with Octal DTR support), rename function and
> use nor->rdsr_dummy in octal DTR mode.
>
> Signed-off-by: Takahiro Kuwano <Takahiro.Kuwano@infineon.com>
> ---

Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
diff mbox series

Patch

diff --git a/drivers/mtd/spi/spi-nor-core.c b/drivers/mtd/spi/spi-nor-core.c
index 20e82aaa65..fe5579db4d 100644
--- a/drivers/mtd/spi/spi-nor-core.c
+++ b/drivers/mtd/spi/spi-nor-core.c
@@ -3340,13 +3340,13 @@  static struct spi_nor_fixups s25fs_s_fixups = {
 	.post_sfdp = s25fs_s_post_sfdp_fixup,
 };
 
-static int s25_mdp_ready(struct spi_nor *nor)
+static int s25_s28_mdp_ready(struct spi_nor *nor)
 {
 	u32 addr;
 	int ret;
 
 	for (addr = 0; addr < nor->mtd.size; addr += SZ_128M) {
-		ret = spansion_sr_ready(nor, addr, 0);
+		ret = spansion_sr_ready(nor, addr, nor->rdsr_dummy);
 		if (!ret)
 			return ret;
 	}
@@ -3416,7 +3416,7 @@  static int s25_setup(struct spi_nor *nor, const struct flash_info *info,
 	 * all dies' status via read any register.
 	 */
 	if (nor->mtd.size > SZ_128M)
-		nor->ready = s25_mdp_ready;
+		nor->ready = s25_s28_mdp_ready;
 
 	return spi_nor_default_setup(nor, info, params);
 }