Commit 12ac188b authored by Johan Jonker's avatar Johan Jonker Committed by Miquel Raynal
Browse files

mtd: rawnand: add basic sandisk manufacturer ops 



Add basic Sandisk manufacturer ops support to get
SDTNQGAMA timing data with the nand_get_sdr_timings()
function.

Signed-off-by: default avatarJohan Jonker <jbx6244@gmail.com>
Signed-off-by: default avatarMiquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/aaf4580a-a368-8f70-c9c4-21b5ed4dd599@gmail.com
parent 46c37b99

drivers/mtd/nand/raw/Makefile

+1 −0
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@@ -67,5 +67,6 @@ nand-objs += nand_esmt.o 
nand-objs += nand_hynix.o

nand-objs += nand_macronix.o

nand-objs += nand_micron.o

nand-objs += nand_sandisk.o

nand-objs += nand_samsung.o

nand-objs += nand_toshiba.o

drivers/mtd/nand/raw/internals.h

+1 −0
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@@ -73,6 +73,7 @@ extern const struct nand_manufacturer_ops hynix_nand_manuf_ops; 
extern const struct nand_manufacturer_ops macronix_nand_manuf_ops;

extern const struct nand_manufacturer_ops micron_nand_manuf_ops;

extern const struct nand_manufacturer_ops samsung_nand_manuf_ops;

extern const struct nand_manufacturer_ops sandisk_nand_manuf_ops;

extern const struct nand_manufacturer_ops toshiba_nand_manuf_ops;



/* MLC pairing schemes */

drivers/mtd/nand/raw/nand_ids.c

+1 −1
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@@ -188,7 +188,7 @@ static const struct nand_manufacturer_desc nand_manufacturer_descs[] = { 
	{NAND_MFR_NATIONAL, "National"},

	{NAND_MFR_RENESAS, "Renesas"},

	{NAND_MFR_SAMSUNG, "Samsung", &samsung_nand_manuf_ops},

	{NAND_MFR_SANDISK, "SanDisk"},

	{NAND_MFR_SANDISK, "SanDisk", &sandisk_nand_manuf_ops},

	{NAND_MFR_STMICRO, "ST Micro"},

	{NAND_MFR_TOSHIBA, "Toshiba", &toshiba_nand_manuf_ops},

	{NAND_MFR_WINBOND, "Winbond"},

drivers/mtd/nand/raw/nand_sandisk.c

0 → 100644
+26 −0
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// SPDX-License-Identifier: GPL-2.0-or-later



#include "internals.h"



static int

sdtnqgama_choose_interface_config(struct nand_chip *chip,

				  struct nand_interface_config *iface)

{

	onfi_fill_interface_config(chip, iface, NAND_SDR_IFACE, 0);



	return nand_choose_best_sdr_timings(chip, iface, NULL);

}



static int sandisk_nand_init(struct nand_chip *chip)

{

	if (!strncmp("SDTNQGAMA", chip->parameters.model,

		     sizeof("SDTNQGAMA") - 1))

		chip->ops.choose_interface_config =

			&sdtnqgama_choose_interface_config;



	return 0;

}



const struct nand_manufacturer_ops sandisk_nand_manuf_ops = {

	.init = sandisk_nand_init,

};