linux-kernel - [PATCH] mtd: spi-nor: Add support for Winbond w25q16dw

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Message-Id: <1503925893-17116-1-git-send-email-narmstrong@baylibre.com>
Date:   Mon, 28 Aug 2017 15:11:33 +0200
From:   Neil Armstrong <narmstrong@...libre.com>
To:     cyrille.pitchen@...ev4u.fr, marek.vasut@...il.com
Cc:     Neil Armstrong <narmstrong@...libre.com>,
        linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH] mtd: spi-nor: Add support for Winbond w25q16dw

Add JEDEC entry for the Winbond w25q16fw/w25q16dw with similar
flags and format than the Winbond w25q32dw entry.

Tested on a Khadas VIM2 SBC board with an Amlogic S912 SoC.

Signed-off-by: Neil Armstrong <narmstrong@...libre.com>
---
 drivers/mtd/spi-nor/spi-nor.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c
index cf1d4a1..2f74583 100644
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -1137,6 +1137,11 @@ static int spi_nor_is_locked(struct mtd_info *mtd, loff_t ofs, uint64_t len)
 	{ "w25x40", INFO(0xef3013, 0, 64 * 1024,  8,  SECT_4K) },
 	{ "w25x80", INFO(0xef3014, 0, 64 * 1024,  16, SECT_4K) },
 	{ "w25x16", INFO(0xef3015, 0, 64 * 1024,  32, SECT_4K) },
+	{
+		"w25q16dw", INFO(0xef6015, 0, 64 * 1024,  32,
+			SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
+			SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB)
+	},
 	{ "w25x32", INFO(0xef3016, 0, 64 * 1024,  64, SECT_4K) },
 	{ "w25q20cl", INFO(0xef4012, 0, 64 * 1024,  4, SECT_4K) },
 	{ "w25q20bw", INFO(0xef5012, 0, 64 * 1024,  4, SECT_4K) },
-- 
1.9.1