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kernel: add support for XTX xt25f128 SPI-NOR flash chips

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This fixes support for Teltonika RUT9xx which in recent versions of
the device uses xt25f128b flash.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
This commit is contained in:
Daniel Golle 2020-01-30 11:31:26 +02:00
parent 4ecd6510bf
commit 6015659e2b
2 changed files with 86 additions and 0 deletions
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43
target/linux/generic/pending-4.14/479-mtd-spi-nor-add-xtx-xt25f128a-and-xt25f128b.patch Normal file
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@ -0,0 +1,43 @@
From patchwork Thu Jan 30 08:55:12 2020
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
X-Patchwork-Submitter: Daniel Golle <daniel@makrotopia.org>
X-Patchwork-Id: 1231340
Date: Thu, 30 Jan 2020 10:55:12 +0200
From: Daniel Golle <daniel@makrotopia.org>
To: linux-mtd@lists.infradead.org
Subject: [PATCH] mtd: spi-nor: Add support for xt25f128 chips
Message-ID: <20200130085512.GA243814@makrotopia.org>
MIME-Version: 1.0
Content-Disposition: inline
List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-mtd>,
<mailto:linux-mtd-request@lists.infradead.org?subject=subscribe>
Cc: Eitan Cohen <eitan@neot-semadar.com>, Piotr Dymacz <pepe2k@gmail.com>,
Tudor Ambarus <tudor.ambarus@microchip.com>
Sender: "linux-mtd" <linux-mtd-bounces@lists.infradead.org>
Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org
Add XT25F128A and XT25F128B made by XTX Technology (Shenzhen) Limited.
Both chips supports dual and quad read and uniform 4K-byte erase.
Verified on Teltonika RUT955 which comes with XT25F128B in recent
versions of the device.
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
---
drivers/mtd/spi-nor/spi-nor.c | 4 ++++
1 file changed, 4 insertions(+)
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -1198,6 +1198,10 @@ static const struct flash_info spi_nor_i
/* XMC (Wuhan Xinxin Semiconductor Manufacturing Corp.) */
{ "XM25QH64A", INFO(0x207017, 0, 64 * 1024, 128, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "XM25QH128A", INFO(0x207018, 0, 64 * 1024, 256, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
+
+ /* XTX Technology (Shenzhen) Limited */
+ { "xt25f128a", INFO(0x207018, 0, 64 * 1024, 256, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
+ { "xt25f128b", INFO(0x0B4018, 0, 64 * 1024, 256, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ },
};

43
target/linux/generic/pending-4.19/479-mtd-spi-nor-add-xtx-xt25f128a-and-xt25f128b.patch Normal file
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@ -0,0 +1,43 @@
From patchwork Thu Jan 30 08:55:12 2020
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
X-Patchwork-Submitter: Daniel Golle <daniel@makrotopia.org>
X-Patchwork-Id: 1231340
Date: Thu, 30 Jan 2020 10:55:12 +0200
From: Daniel Golle <daniel@makrotopia.org>
To: linux-mtd@lists.infradead.org
Subject: [PATCH] mtd: spi-nor: Add support for xt25f128 chips
Message-ID: <20200130085512.GA243814@makrotopia.org>
MIME-Version: 1.0
Content-Disposition: inline
List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-mtd>,
<mailto:linux-mtd-request@lists.infradead.org?subject=subscribe>
Cc: Eitan Cohen <eitan@neot-semadar.com>, Piotr Dymacz <pepe2k@gmail.com>,
Tudor Ambarus <tudor.ambarus@microchip.com>
Sender: "linux-mtd" <linux-mtd-bounces@lists.infradead.org>
Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org
Add XT25F128A and XT25F128B made by XTX Technology (Shenzhen) Limited.
Both chips supports dual and quad read and uniform 4K-byte erase.
Verified on Teltonika RUT955 which comes with XT25F128B in recent
versions of the device.
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
---
drivers/mtd/spi-nor/spi-nor.c | 4 ++++
1 file changed, 4 insertions(+)
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -1273,6 +1273,10 @@ static const struct flash_info spi_nor_i
/* XMC (Wuhan Xinxin Semiconductor Manufacturing Corp.) */
{ "XM25QH64A", INFO(0x207017, 0, 64 * 1024, 128, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "XM25QH128A", INFO(0x207018, 0, 64 * 1024, 256, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
+
+ /* XTX Technology (Shenzhen) Limited */
+ { "xt25f128a", INFO(0x207018, 0, 64 * 1024, 256, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
+ { "xt25f128b", INFO(0x0B4018, 0, 64 * 1024, 256, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ },
};