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Subject[PATCH] mtd: spi-nor: Add support for ZB25VQ128
Date
Add support for the ZBIT ZB25VQ128 128MBit SPI NOR
flash.

Link: http://www.cipatelje.eu/pdf/ZB25VQ128.pdf
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
---
drivers/mtd/spi-nor/Makefile | 1 +
drivers/mtd/spi-nor/core.c | 1 +
drivers/mtd/spi-nor/core.h | 1 +
drivers/mtd/spi-nor/zbit.c | 21 +++++++++++++++++++++
4 files changed, 24 insertions(+)
create mode 100644 drivers/mtd/spi-nor/zbit.c

diff --git a/drivers/mtd/spi-nor/Makefile b/drivers/mtd/spi-nor/Makefile
index 6b904e439372..a6f3646824cb 100644
--- 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 += zbit.o
obj-$(CONFIG_MTD_SPI_NOR) += spi-nor.o

obj-$(CONFIG_MTD_SPI_NOR) += controllers/
diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c
index cc08bd707378..75f6ac9485b9 100644
--- a/drivers/mtd/spi-nor/core.c
+++ b/drivers/mtd/spi-nor/core.c
@@ -1846,6 +1846,7 @@ static const struct spi_nor_manufacturer *manufacturers[] = {
&spi_nor_winbond,
&spi_nor_xilinx,
&spi_nor_xmc,
+ &spi_nor_zbit,
};

static const struct flash_info *
diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h
index 3348e1dd1445..ad3b34a3b80f 100644
--- a/drivers/mtd/spi-nor/core.h
+++ b/drivers/mtd/spi-nor/core.h
@@ -489,6 +489,7 @@ extern const struct spi_nor_manufacturer spi_nor_sst;
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_zbit;

extern const struct attribute_group *spi_nor_sysfs_groups[];

diff --git a/drivers/mtd/spi-nor/zbit.c b/drivers/mtd/spi-nor/zbit.c
new file mode 100644
index 000000000000..d240dd65d249
--- /dev/null
+++ b/drivers/mtd/spi-nor/zbit.c
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2021, Daniel Palmer<daniel@thingy.jp>
+ */
+
+#include <linux/mtd/spi-nor.h>
+
+#include "core.h"
+
+static const struct flash_info zbit_parts[] = {
+ /* zbit */
+ { "zb25vq128", INFO(0x5e4018, 0, 64 * 1024, 256,
+ SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
+ SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) },
+};
+
+const struct spi_nor_manufacturer spi_nor_zbit = {
+ .name = "zbit",
+ .parts = zbit_parts,
+ .nparts = ARRAY_SIZE(zbit_parts),
+};
--
2.33.0
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