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- From patchwork Thu Feb 6 17:19:41 2020
- Content-Type: text/plain; charset="utf-8"
- MIME-Version: 1.0
- Content-Transfer-Encoding: 7bit
- X-Patchwork-Submitter: Daniel Golle <[email protected]>
- X-Patchwork-Id: 1234465
- Date: Thu, 6 Feb 2020 19:19:41 +0200
- From: Daniel Golle <[email protected]>
- To: [email protected]
- Subject: [PATCH v2] mtd: spi-nor: Add support for xt25f128b chip
- Message-ID: <[email protected]>
- MIME-Version: 1.0
- Content-Disposition: inline
- List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-mtd>,
- <mailto:[email protected]?subject=subscribe>
- Cc: Eitan Cohen <[email protected]>, Piotr Dymacz <[email protected]>,
- Tudor Ambarus <[email protected]>
- Sender: "linux-mtd" <[email protected]>
- Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org
- Add XT25F128B made by XTX Technology (Shenzhen) Limited.
- This chip 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 <[email protected]>
- Signed-off-by: Felix Fietkau <[email protected]>
- ---
- drivers/mtd/spi-nor/spi-nor.c | 4 ++++
- 1 file changed, 4 insertions(+)
- --- a/drivers/mtd/spi-nor/Makefile
- +++ b/drivers/mtd/spi-nor/Makefile
- @@ -17,6 +17,7 @@ spi-nor-objs += sst.o
- spi-nor-objs += winbond.o
- spi-nor-objs += xilinx.o
- spi-nor-objs += xmc.o
- +spi-nor-objs += xtx.o
- obj-$(CONFIG_MTD_SPI_NOR) += spi-nor.o
-
- obj-$(CONFIG_MTD_SPI_NOR) += controllers/
- --- /dev/null
- +++ b/drivers/mtd/spi-nor/xtx.c
- @@ -0,0 +1,15 @@
- +// SPDX-License-Identifier: GPL-2.0
- +#include <linux/mtd/spi-nor.h>
- +
- +#include "core.h"
- +
- +static const struct flash_info xtx_parts[] = {
- + /* XTX Technology (Shenzhen) Limited */
- + { "xt25f128b", INFO(0x0B4018, 0, 64 * 1024, 256, SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
- +};
- +
- +const struct spi_nor_manufacturer spi_nor_xtx = {
- + .name = "xtx",
- + .parts = xtx_parts,
- + .nparts = ARRAY_SIZE(xtx_parts),
- +};
- --- a/drivers/mtd/spi-nor/core.c
- +++ b/drivers/mtd/spi-nor/core.c
- @@ -2037,6 +2037,7 @@ static const struct spi_nor_manufacturer
- &spi_nor_winbond,
- &spi_nor_xilinx,
- &spi_nor_xmc,
- + &spi_nor_xtx,
- };
-
- static const struct flash_info *
- --- a/drivers/mtd/spi-nor/core.h
- +++ b/drivers/mtd/spi-nor/core.h
- @@ -398,6 +398,7 @@ extern const struct spi_nor_manufacturer
- extern const struct spi_nor_manufacturer spi_nor_winbond;
- extern const struct spi_nor_manufacturer spi_nor_xilinx;
- extern const struct spi_nor_manufacturer spi_nor_xmc;
- +extern const struct spi_nor_manufacturer spi_nor_xtx;
-
- int spi_nor_write_enable(struct spi_nor *nor);
- int spi_nor_write_disable(struct spi_nor *nor);
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