linux-kernel - [PATCH] mtd: spi-nor: macronix: Add support for mx66u1g45g

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Message-Id: <20221109202348.93666-1-dinguyen@kernel.org>
Date:   Wed,  9 Nov 2022 14:23:47 -0600
From:   Dinh Nguyen <dinguyen@...nel.org>
To:     linux-mtd@...ts.infradead.org
Cc:     dinguyen@...nel.org, tudor.ambarus@...rochip.com,
        pratyush@...nel.org, michael@...le.cc,
        linux-kernel@...r.kernel.org,
        Niravkumar L Rabara <niravkumar.l.rabara@...el.com>
Subject: [PATCH] mtd: spi-nor: macronix: Add support for mx66u1g45g

The MX66U1G45G is the smaller sibling (128MB) of the MX66U2G45G (256MB)
that is already supported.

Tested on Intel N5X socdk board,
  - random data write, erase, read   - verified erase operations
  - random data write, read and compare  - verified write/read operations

Signed-off-by: Niravkumar L Rabara <niravkumar.l.rabara@...el.com>
Signed-off-by: Dinh Nguyen <dinguyen@...nel.org>
---
 drivers/mtd/spi-nor/macronix.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/mtd/spi-nor/macronix.c b/drivers/mtd/spi-nor/macronix.c
index d81a4cb2812b..46ba898f3dd0 100644
--- a/drivers/mtd/spi-nor/macronix.c
+++ b/drivers/mtd/spi-nor/macronix.c
@@ -97,6 +97,10 @@ static const struct flash_info macronix_nor_parts[] = {
 			      SPI_NOR_QUAD_READ) },
 	{ "mx66l1g55g",  INFO(0xc2261b, 0, 64 * 1024, 2048)
 		NO_SFDP_FLAGS(SPI_NOR_QUAD_READ) },
+	{ "mx66u1g45g",  INFO(0xc2253b, 0, 64 * 1024, 2048)
+		PARSE_SFDP,
+		FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
+		FIXUP_FLAGS(SPI_NOR_4B_OPCODES) },
 	{ "mx66u2g45g",	 INFO(0xc2253c, 0, 64 * 1024, 4096)
 		NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
 		FIXUP_FLAGS(SPI_NOR_4B_OPCODES) },
-- 
2.25.1