linux-kernel - [PATCH 09/23] mtd: spi-nor: Move Everspin bits out of core.c

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Date:   Mon, 2 Mar 2020 18:07:49 +0000
From:   <Tudor.Ambarus@...rochip.com>
To:     <bbrezillon@...nel.org>, <vigneshr@...com>,
        <linux-mtd@...ts.infradead.org>
CC:     <miquel.raynal@...tlin.com>, <richard@....at>, <joel@....id.au>,
        <andrew@...id.au>, <Nicolas.Ferre@...rochip.com>,
        <alexandre.belloni@...tlin.com>, <Ludovic.Desroches@...rochip.com>,
        <matthias.bgg@...il.com>, <vz@...ia.com>,
        <michal.simek@...inx.com>, <ludovic.barre@...com>,
        <john.garry@...wei.com>, <tglx@...utronix.de>,
        <nishkadg.linux@...il.com>, <michael@...le.cc>,
        <dinguyen@...nel.org>, <thor.thayer@...ux.intel.com>,
        <swboyd@...omium.org>, <opensource@...ayne.com>,
        <mika.westerberg@...ux.intel.com>, <kstewart@...uxfoundation.org>,
        <allison@...utok.net>, <jethro@...tanix.com>, <info@...ux.net>,
        <alexander.sverdlin@...ia.com>, <rfontana@...hat.com>,
        <linux-kernel@...r.kernel.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-aspeed@...ts.ozlabs.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <Tudor.Ambarus@...rochip.com>
Subject: [PATCH 09/23] mtd: spi-nor: Move Everspin bits out of core.c

From: Boris Brezillon <bbrezillon@...nel.org>

Create a SPI NOR manufacturer driver for Everspin chips, and move the
Everspin definitions outside of core.c.

Signed-off-by: Boris Brezillon <bbrezillon@...nel.org>
Signed-off-by: Tudor Ambarus <tudor.ambarus@...rochip.com>
---
 drivers/mtd/spi-nor/Makefile   |  1 +
 drivers/mtd/spi-nor/core.c     |  7 +------
 drivers/mtd/spi-nor/core.h     |  1 +
 drivers/mtd/spi-nor/everspin.c | 27 +++++++++++++++++++++++++++
 4 files changed, 30 insertions(+), 6 deletions(-)
 create mode 100644 drivers/mtd/spi-nor/everspin.c

diff --git a/drivers/mtd/spi-nor/Makefile b/drivers/mtd/spi-nor/Makefile
index 4e5ef10e4fd7..384c520689d8 100644
--- a/drivers/mtd/spi-nor/Makefile
+++ b/drivers/mtd/spi-nor/Makefile
@@ -4,4 +4,5 @@ spi-nor-objs			:= core.o sfdp.o
 spi-nor-objs			+= atmel.o
 spi-nor-objs			+= eon.o
 spi-nor-objs			+= esmt.o
+spi-nor-objs			+= everspin.o
 obj-$(CONFIG_MTD_SPI_NOR)	+= spi-nor.o
diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c
index 30a0ddc6de81..07eec3476053 100644
--- a/drivers/mtd/spi-nor/core.c
+++ b/drivers/mtd/spi-nor/core.c
@@ -2079,12 +2079,6 @@ static struct spi_nor_fixups gd25q256_fixups = {
  * old entries may be missing 4K flag.
  */
 static const struct flash_info spi_nor_ids[] = {
-	/* Everspin */
-	{ "mr25h128", CAT25_INFO( 16 * 1024, 1, 256, 2, SPI_NOR_NO_ERASE | SPI_NOR_NO_FR) },
-	{ "mr25h256", CAT25_INFO( 32 * 1024, 1, 256, 2, SPI_NOR_NO_ERASE | SPI_NOR_NO_FR) },
-	{ "mr25h10",  CAT25_INFO(128 * 1024, 1, 256, 3, SPI_NOR_NO_ERASE | SPI_NOR_NO_FR) },
-	{ "mr25h40",  CAT25_INFO(512 * 1024, 1, 256, 3, SPI_NOR_NO_ERASE | SPI_NOR_NO_FR) },
-
 	/* Fujitsu */
 	{ "mb85rs1mt", INFO(0x047f27, 0, 128 * 1024, 1, SPI_NOR_NO_ERASE) },
 
@@ -2435,6 +2429,7 @@ static const struct spi_nor_manufacturer *manufacturers[] = {
 	&spi_nor_atmel,
 	&spi_nor_eon,
 	&spi_nor_esmt,
+	&spi_nor_everspin,
 };
 
 static const struct flash_info *
diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h
index 23ce99fb8087..d36e7f93dbcf 100644
--- a/drivers/mtd/spi-nor/core.h
+++ b/drivers/mtd/spi-nor/core.h
@@ -170,6 +170,7 @@ struct spi_nor_manufacturer {
 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;
 
 int spi_nor_write_enable(struct spi_nor *nor);
 int spi_nor_write_disable(struct spi_nor *nor);
diff --git a/drivers/mtd/spi-nor/everspin.c b/drivers/mtd/spi-nor/everspin.c
new file mode 100644
index 000000000000..04a177a32283
--- /dev/null
+++ b/drivers/mtd/spi-nor/everspin.c
@@ -0,0 +1,27 @@
+// 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 everspin_parts[] = {
+	/* Everspin */
+	{ "mr25h128", CAT25_INFO(16 * 1024, 1, 256, 2,
+				 SPI_NOR_NO_ERASE | SPI_NOR_NO_FR) },
+	{ "mr25h256", CAT25_INFO(32 * 1024, 1, 256, 2,
+				 SPI_NOR_NO_ERASE | SPI_NOR_NO_FR) },
+	{ "mr25h10",  CAT25_INFO(128 * 1024, 1, 256, 3,
+				 SPI_NOR_NO_ERASE | SPI_NOR_NO_FR) },
+	{ "mr25h40",  CAT25_INFO(512 * 1024, 1, 256, 3,
+				 SPI_NOR_NO_ERASE | SPI_NOR_NO_FR) },
+};
+
+const struct spi_nor_manufacturer spi_nor_everspin = {
+	.name = "everspin",
+	.parts = everspin_parts,
+	.nparts = ARRAY_SIZE(everspin_parts),
+};
-- 
2.23.0