mtd: spi-nor: fmsh: Add code

Change-Id: I8d95f3535c841a9829228eed1d213afda19ef0e6
Signed-off-by: Jon Lin <jon.lin@rock-chips.com>

drivers/mtd/spi-nor/Makefile

@@ -6,6 +6,7 @@ spi-nor-objs			+= catalyst.o
 spi-nor-objs			+= eon.o
 spi-nor-objs			+= esmt.o
 spi-nor-objs			+= everspin.o
+spi-nor-objs			+= fmsh.o
 spi-nor-objs			+= fujitsu.o
 spi-nor-objs			+= gigadevice.o
 spi-nor-objs			+= intel.o

drivers/mtd/spi-nor/core.c

@@ -2014,6 +2014,7 @@ static const struct spi_nor_manufacturer *manufacturers[] = {
 	&spi_nor_eon,
 	&spi_nor_esmt,
 	&spi_nor_everspin,
+	&spi_nor_fmsh,
 	&spi_nor_fujitsu,
 	&spi_nor_gigadevice,
 	&spi_nor_intel,

drivers/mtd/spi-nor/core.h

@@ -386,6 +386,7 @@ extern const struct spi_nor_manufacturer spi_nor_catalyst;
 extern const struct spi_nor_manufacturer spi_nor_eon;
 extern const struct spi_nor_manufacturer spi_nor_esmt;
 extern const struct spi_nor_manufacturer spi_nor_everspin;
+extern const struct spi_nor_manufacturer spi_nor_fmsh;
 extern const struct spi_nor_manufacturer spi_nor_fujitsu;
 extern const struct spi_nor_manufacturer spi_nor_gigadevice;
 extern const struct spi_nor_manufacturer spi_nor_intel;

drivers/mtd/spi-nor/fmsh.c

@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2022 Rockchip Electronics Co., Ltd.
+ */
+
+#include <linux/mtd/spi-nor.h>
+
+#include "core.h"
+
+static const struct flash_info fmsh_parts[] = {
+	{ "FM25Q64A", INFO(0xA14017, 0, 64 * 1024, 128,
+			    SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
+	{ "FM25Q128A", INFO(0xA14018, 0, 64 * 1024, 256,
+			     SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
+};
+
+const struct spi_nor_manufacturer spi_nor_fmsh = {
+	.name = "fmsh",
+	.parts = fmsh_parts,
+	.nparts = ARRAY_SIZE(fmsh_parts),
+};