linux-kernel - [PATCH v2 1/1] drivers: mtd: spi-nor: update read capabilities for w25q64 and s25fl064k

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:   Fri, 29 May 2020 12:46:55 +0530
From:   Rayagonda Kokatanur <rayagonda.kokatanur@...adcom.com>
To:     Tudor Ambarus <tudor.ambarus@...rochip.com>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     Rayagonda Kokatanur <rayagonda.kokatanur@...adcom.com>
Subject: [PATCH v2 1/1] drivers: mtd: spi-nor: update read capabilities for w25q64 and s25fl064k

Both w25q64 and s25fl064k nor flash support QUAD and DUAL read
command, hence update the same in flash_info table.

This is tested on Broadcom Stingray SoC (bcm958742t).

Signed-off-by: Rayagonda Kokatanur <rayagonda.kokatanur@...adcom.com>
---
Changes from v1:
 -Address review comments from Vignesh Raghavendra
  Update commit message with testing details.

 drivers/mtd/spi-nor/spansion.c | 3 ++-
 drivers/mtd/spi-nor/winbond.c  | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/mtd/spi-nor/spansion.c b/drivers/mtd/spi-nor/spansion.c
index 6756202ace4b..c91bbb8d9cd6 100644
--- a/drivers/mtd/spi-nor/spansion.c
+++ b/drivers/mtd/spi-nor/spansion.c
@@ -52,7 +52,8 @@ static const struct flash_info spansion_parts[] = {
 			     SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
 	{ "s25fl016k",  INFO(0xef4015,      0,  64 * 1024,  32,
 			     SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
-	{ "s25fl064k",  INFO(0xef4017,      0,  64 * 1024, 128, SECT_4K) },
+	{ "s25fl064k",  INFO(0xef4017,      0,  64 * 1024, 128,
+			     SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
 	{ "s25fl116k",  INFO(0x014015,      0,  64 * 1024,  32,
 			     SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
 	{ "s25fl132k",  INFO(0x014016,      0,  64 * 1024,  64, SECT_4K) },
diff --git a/drivers/mtd/spi-nor/winbond.c b/drivers/mtd/spi-nor/winbond.c
index 17deabad57e1..2028cab3eff9 100644
--- a/drivers/mtd/spi-nor/winbond.c
+++ b/drivers/mtd/spi-nor/winbond.c
@@ -39,7 +39,8 @@ static const struct flash_info winbond_parts[] = {
 			    SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
 			    SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) },
 	{ "w25x64", INFO(0xef3017, 0, 64 * 1024, 128, SECT_4K) },
-	{ "w25q64", INFO(0xef4017, 0, 64 * 1024, 128, SECT_4K) },
+	{ "w25q64", INFO(0xef4017, 0, 64 * 1024, 128,
+			 SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
 	{ "w25q64dw", INFO(0xef6017, 0, 64 * 1024, 128,
 			   SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
 			   SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) },
-- 
2.17.1