This part is not a flash but an EEPROM like FRAM. It is even has a DT
binding for the (correct) driver (at25), see
Documentation/devicetree/bindings/eeprom/at25.yaml. Just remove it.

Signed-off-by: Michael Walle <mwalle@kernel.org>
---
 drivers/mtd/spi-nor/core.c    |  1 -
 drivers/mtd/spi-nor/core.h    |  1 -
 drivers/mtd/spi-nor/fujitsu.c | 21 ---------------------
 3 files changed, 23 deletions(-)

diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c
index 8e43d171ffd0..a9ad55aab821 100644
--- a/drivers/mtd/spi-nor/core.c
+++ b/drivers/mtd/spi-nor/core.c
@@ -2001,7 +2001,6 @@ static const struct spi_nor_manufacturer *manufacturers[] = {
 	&spi_nor_eon,
 	&spi_nor_esmt,
 	&spi_nor_everspin,
-	&spi_nor_fujitsu,
 	&spi_nor_gigadevice,
 	&spi_nor_intel,
 	&spi_nor_issi,
diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h
index 6d31af6c39ed..dfc20a3296fb 100644
--- a/drivers/mtd/spi-nor/core.h
+++ b/drivers/mtd/spi-nor/core.h
@@ -634,7 +634,6 @@ extern const struct spi_nor_manufacturer spi_nor_atmel;
 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_fujitsu;
 extern const struct spi_nor_manufacturer spi_nor_gigadevice;
 extern const struct spi_nor_manufacturer spi_nor_intel;
 extern const struct spi_nor_manufacturer spi_nor_issi;
diff --git a/drivers/mtd/spi-nor/fujitsu.c b/drivers/mtd/spi-nor/fujitsu.c
deleted file mode 100644
index 69cffc5c73ef..000000000000
--- a/drivers/mtd/spi-nor/fujitsu.c
+++ /dev/null
@@ -1,21 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright (C) 2005, Intec Automation Inc.
- * Copyright (C) 2014, Freescale Semiconductor, Inc.
- */
-
-#include <linux/mtd/spi-nor.h>
-
-#include "core.h"
-
-static const struct flash_info fujitsu_nor_parts[] = {
-	/* Fujitsu */
-	{ "mb85rs1mt", INFO(0x047f27, 0, 128 * 1024, 1)
-		FLAGS(SPI_NOR_NO_ERASE) },
-};
-
-const struct spi_nor_manufacturer spi_nor_fujitsu = {
-	.name = "fujitsu",
-	.parts = fujitsu_nor_parts,
-	.nparts = ARRAY_SIZE(fujitsu_nor_parts),
-};

-- 
2.39.2

Hi Michael,

kernel test robot noticed the following build errors:

[auto build test ERROR on f7dc24b3413851109c4047b22997bd0d95ed52a2]

url:    https://github.com/intel-lab-lkp/linux/commits/Michael-Walle/mtd-spi-nor-remove-catalyst-flashes/20230807-213321
base:   f7dc24b3413851109c4047b22997bd0d95ed52a2
patch link:    https://lore.kernel.org/r/20230807-mtd-flash-info-db-rework-v1-2-3d3d5bef4ba4%40kernel.org
patch subject: [PATCH 02/41] mtd: spi-nor: remove Fujitsu MB85RS1MT support
config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20230808/202308081613.cFbUU2bQ-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 12.3.0
reproduce: (https://download.01.org/0day-ci/archive/20230808/202308081613.cFbUU2bQ-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202308081613.cFbUU2bQ-lkp@intel.com/

All errors (new ones prefixed by >>):

>> make[6]: *** No rule to make target 'drivers/mtd/spi-nor/fujitsu.o', needed by 'drivers/mtd/spi-nor/spi-nor.o'.
   make[6]: Target 'drivers/mtd/spi-nor/' not remade because of errors.

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki