[PATCH 3/3] brcmnand: drop arch specific nand controller

Nicolas Heemeryck nicolas.heemeryck at gmail.com
Thu Feb 20 13:18:08 CET 2020


Use instead the unified bcmbca controller.

Signed-off-by: Nicolas Heemeryck <nicolas.heemeryck at gmail.com>
Cc: Philippe Reynes <philippe.reynes at softathome.com>
---
 drivers/mtd/nand/raw/Kconfig                  |  18 ---
 drivers/mtd/nand/raw/brcmnand/Makefile        |   3 -
 drivers/mtd/nand/raw/brcmnand/bcm63158_nand.c | 124 ------------------
 drivers/mtd/nand/raw/brcmnand/bcm68360_nand.c | 123 -----------------
 drivers/mtd/nand/raw/brcmnand/bcm6858_nand.c  | 124 ------------------
 5 files changed, 392 deletions(-)
 delete mode 100644 drivers/mtd/nand/raw/brcmnand/bcm63158_nand.c
 delete mode 100644 drivers/mtd/nand/raw/brcmnand/bcm68360_nand.c
 delete mode 100644 drivers/mtd/nand/raw/brcmnand/bcm6858_nand.c

diff --git a/drivers/mtd/nand/raw/Kconfig b/drivers/mtd/nand/raw/Kconfig
index c37e2e96c2..02e00e3fe6 100644
--- a/drivers/mtd/nand/raw/Kconfig
+++ b/drivers/mtd/nand/raw/Kconfig
@@ -78,30 +78,12 @@ config NAND_BRCMNAND_6368
 	help
 	  Enable support for broadcom nand driver on bcm6368.
 
-config NAND_BRCMNAND_68360
-       bool "Support Broadcom NAND controller on bcm68360"
-       depends on NAND_BRCMNAND && ARCH_BCM68360
-       help
-         Enable support for broadcom nand driver on bcm68360.
-
 config NAND_BRCMNAND_6838
        bool "Support Broadcom NAND controller on bcm6838"
        depends on NAND_BRCMNAND && ARCH_BMIPS && SOC_BMIPS_BCM6838
        help
          Enable support for broadcom nand driver on bcm6838.
 
-config NAND_BRCMNAND_6858
-       bool "Support Broadcom NAND controller on bcm6858"
-       depends on NAND_BRCMNAND && ARCH_BCM6858
-       help
-         Enable support for broadcom nand driver on bcm6858.
-
-config NAND_BRCMNAND_63158
-       bool "Support Broadcom NAND controller on bcm63158"
-       depends on NAND_BRCMNAND && ARCH_BCM63158
-       help
-         Enable support for broadcom nand driver on bcm63158.
-
 config NAND_BRCMNAND_BCMBCA
        bool "Support Broadcom NAND controller for BCA platforms"
        depends on NAND_BRCMNAND && (ARM64 || CPU_V7A)
diff --git a/drivers/mtd/nand/raw/brcmnand/Makefile b/drivers/mtd/nand/raw/brcmnand/Makefile
index 61203bf5ff..ad9e1d50a6 100644
--- a/drivers/mtd/nand/raw/brcmnand/Makefile
+++ b/drivers/mtd/nand/raw/brcmnand/Makefile
@@ -1,10 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0+
 
 obj-$(CONFIG_NAND_BRCMNAND_6368) += bcm6368_nand.o
-obj-$(CONFIG_NAND_BRCMNAND_63158) += bcm63158_nand.o
-obj-$(CONFIG_NAND_BRCMNAND_68360) += bcm68360_nand.o
 obj-$(CONFIG_NAND_BRCMNAND_6838) += bcm6838_nand.o
-obj-$(CONFIG_NAND_BRCMNAND_6858) += bcm6858_nand.o
 obj-$(CONFIG_NAND_BRCMNAND_BCMBCA) += bcmbca_nand.o
 obj-$(CONFIG_NAND_BRCMNAND) += brcmnand.o
 obj-$(CONFIG_NAND_BRCMNAND) += brcmnand_compat.o
diff --git a/drivers/mtd/nand/raw/brcmnand/bcm63158_nand.c b/drivers/mtd/nand/raw/brcmnand/bcm63158_nand.c
deleted file mode 100644
index ea7c65a1f6..0000000000
--- a/drivers/mtd/nand/raw/brcmnand/bcm63158_nand.c
+++ /dev/null
@@ -1,124 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-
-#include <common.h>
-#include <asm/io.h>
-#include <memalign.h>
-#include <nand.h>
-#include <linux/err.h>
-#include <linux/errno.h>
-#include <linux/io.h>
-#include <linux/ioport.h>
-#include <dm.h>
-
-#include "brcmnand.h"
-
-struct bcm63158_nand_soc {
-	struct brcmnand_soc soc;
-	void __iomem *base;
-};
-
-#define BCM63158_NAND_INT		0x00
-#define BCM63158_NAND_STATUS_SHIFT	0
-#define BCM63158_NAND_STATUS_MASK	(0xfff << BCM63158_NAND_STATUS_SHIFT)
-
-#define BCM63158_NAND_INT_EN		0x04
-#define BCM63158_NAND_ENABLE_SHIFT	0
-#define BCM63158_NAND_ENABLE_MASK	(0xffff << BCM63158_NAND_ENABLE_SHIFT)
-
-enum {
-	BCM63158_NP_READ		= BIT(0),
-	BCM63158_BLOCK_ERASE	= BIT(1),
-	BCM63158_COPY_BACK	= BIT(2),
-	BCM63158_PAGE_PGM	= BIT(3),
-	BCM63158_CTRL_READY	= BIT(4),
-	BCM63158_DEV_RBPIN	= BIT(5),
-	BCM63158_ECC_ERR_UNC	= BIT(6),
-	BCM63158_ECC_ERR_CORR	= BIT(7),
-};
-
-static bool bcm63158_nand_intc_ack(struct brcmnand_soc *soc)
-{
-	struct bcm63158_nand_soc *priv =
-			container_of(soc, struct bcm63158_nand_soc, soc);
-	void __iomem *mmio = priv->base + BCM63158_NAND_INT;
-	u32 val = brcmnand_readl(mmio);
-
-	if (val & (BCM63158_CTRL_READY << BCM63158_NAND_STATUS_SHIFT)) {
-		/* Ack interrupt */
-		val &= ~BCM63158_NAND_STATUS_MASK;
-		val |= BCM63158_CTRL_READY << BCM63158_NAND_STATUS_SHIFT;
-		brcmnand_writel(val, mmio);
-		return true;
-	}
-
-	return false;
-}
-
-static void bcm63158_nand_intc_set(struct brcmnand_soc *soc, bool en)
-{
-	struct bcm63158_nand_soc *priv =
-			container_of(soc, struct bcm63158_nand_soc, soc);
-	void __iomem *mmio = priv->base + BCM63158_NAND_INT_EN;
-	u32 val = brcmnand_readl(mmio);
-
-	/* Don't ack any interrupts */
-	val &= ~BCM63158_NAND_STATUS_MASK;
-
-	if (en)
-		val |= BCM63158_CTRL_READY << BCM63158_NAND_ENABLE_SHIFT;
-	else
-		val &= ~(BCM63158_CTRL_READY << BCM63158_NAND_ENABLE_SHIFT);
-
-	brcmnand_writel(val, mmio);
-}
-
-static int bcm63158_nand_probe(struct udevice *dev)
-{
-	struct udevice *pdev = dev;
-	struct bcm63158_nand_soc *priv = dev_get_priv(dev);
-	struct brcmnand_soc *soc;
-	struct resource res;
-
-	soc = &priv->soc;
-
-	dev_read_resource_byname(pdev, "nand-int-base", &res);
-	priv->base = devm_ioremap(dev, res.start, resource_size(&res));
-	if (IS_ERR(priv->base))
-		return PTR_ERR(priv->base);
-
-	soc->ctlrdy_ack = bcm63158_nand_intc_ack;
-	soc->ctlrdy_set_enabled = bcm63158_nand_intc_set;
-
-	/* Disable and ack all interrupts  */
-	brcmnand_writel(0, priv->base + BCM63158_NAND_INT_EN);
-	brcmnand_writel(0, priv->base + BCM63158_NAND_INT);
-
-	return brcmnand_probe(pdev, soc);
-}
-
-static const struct udevice_id bcm63158_nand_dt_ids[] = {
-	{
-		.compatible = "brcm,nand-bcm63158",
-	},
-	{ /* sentinel */ }
-};
-
-U_BOOT_DRIVER(bcm63158_nand) = {
-	.name = "bcm63158-nand",
-	.id = UCLASS_MTD,
-	.of_match = bcm63158_nand_dt_ids,
-	.probe = bcm63158_nand_probe,
-	.priv_auto_alloc_size = sizeof(struct bcm63158_nand_soc),
-};
-
-void board_nand_init(void)
-{
-	struct udevice *dev;
-	int ret;
-
-	ret = uclass_get_device_by_driver(UCLASS_MTD,
-					  DM_GET_DRIVER(bcm63158_nand), &dev);
-	if (ret && ret != -ENODEV)
-		pr_err("Failed to initialize %s. (error %d)\n", dev->name,
-		       ret);
-}
diff --git a/drivers/mtd/nand/raw/brcmnand/bcm68360_nand.c b/drivers/mtd/nand/raw/brcmnand/bcm68360_nand.c
deleted file mode 100644
index 0f1a28e476..0000000000
--- a/drivers/mtd/nand/raw/brcmnand/bcm68360_nand.c
+++ /dev/null
@@ -1,123 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-
-#include <common.h>
-#include <asm/io.h>
-#include <memalign.h>
-#include <nand.h>
-#include <linux/errno.h>
-#include <linux/io.h>
-#include <linux/ioport.h>
-#include <dm.h>
-
-#include "brcmnand.h"
-
-struct bcm68360_nand_soc {
-	struct brcmnand_soc soc;
-	void __iomem *base;
-};
-
-#define BCM68360_NAND_INT		0x00
-#define BCM68360_NAND_STATUS_SHIFT	0
-#define BCM68360_NAND_STATUS_MASK	(0xfff << BCM68360_NAND_STATUS_SHIFT)
-
-#define BCM68360_NAND_INT_EN		0x04
-#define BCM68360_NAND_ENABLE_SHIFT	0
-#define BCM68360_NAND_ENABLE_MASK	(0xffff << BCM68360_NAND_ENABLE_SHIFT)
-
-enum {
-	BCM68360_NP_READ		= BIT(0),
-	BCM68360_BLOCK_ERASE	= BIT(1),
-	BCM68360_COPY_BACK	= BIT(2),
-	BCM68360_PAGE_PGM	= BIT(3),
-	BCM68360_CTRL_READY	= BIT(4),
-	BCM68360_DEV_RBPIN	= BIT(5),
-	BCM68360_ECC_ERR_UNC	= BIT(6),
-	BCM68360_ECC_ERR_CORR	= BIT(7),
-};
-
-static bool bcm68360_nand_intc_ack(struct brcmnand_soc *soc)
-{
-	struct bcm68360_nand_soc *priv =
-			container_of(soc, struct bcm68360_nand_soc, soc);
-	void __iomem *mmio = priv->base + BCM68360_NAND_INT;
-	u32 val = brcmnand_readl(mmio);
-
-	if (val & (BCM68360_CTRL_READY << BCM68360_NAND_STATUS_SHIFT)) {
-		/* Ack interrupt */
-		val &= ~BCM68360_NAND_STATUS_MASK;
-		val |= BCM68360_CTRL_READY << BCM68360_NAND_STATUS_SHIFT;
-		brcmnand_writel(val, mmio);
-		return true;
-	}
-
-	return false;
-}
-
-static void bcm68360_nand_intc_set(struct brcmnand_soc *soc, bool en)
-{
-	struct bcm68360_nand_soc *priv =
-			container_of(soc, struct bcm68360_nand_soc, soc);
-	void __iomem *mmio = priv->base + BCM68360_NAND_INT_EN;
-	u32 val = brcmnand_readl(mmio);
-
-	/* Don't ack any interrupts */
-	val &= ~BCM68360_NAND_STATUS_MASK;
-
-	if (en)
-		val |= BCM68360_CTRL_READY << BCM68360_NAND_ENABLE_SHIFT;
-	else
-		val &= ~(BCM68360_CTRL_READY << BCM68360_NAND_ENABLE_SHIFT);
-
-	brcmnand_writel(val, mmio);
-}
-
-static int bcm68360_nand_probe(struct udevice *dev)
-{
-	struct udevice *pdev = dev;
-	struct bcm68360_nand_soc *priv = dev_get_priv(dev);
-	struct brcmnand_soc *soc;
-	struct resource res;
-
-	soc = &priv->soc;
-
-	dev_read_resource_byname(pdev, "nand-int-base", &res);
-	priv->base = devm_ioremap(dev, res.start, resource_size(&res));
-	if (IS_ERR(priv->base))
-		return PTR_ERR(priv->base);
-
-	soc->ctlrdy_ack = bcm68360_nand_intc_ack;
-	soc->ctlrdy_set_enabled = bcm68360_nand_intc_set;
-
-	/* Disable and ack all interrupts  */
-	brcmnand_writel(0, priv->base + BCM68360_NAND_INT_EN);
-	brcmnand_writel(0, priv->base + BCM68360_NAND_INT);
-
-	return brcmnand_probe(pdev, soc);
-}
-
-static const struct udevice_id bcm68360_nand_dt_ids[] = {
-	{
-		.compatible = "brcm,nand-bcm68360",
-	},
-	{ /* sentinel */ }
-};
-
-U_BOOT_DRIVER(bcm68360_nand) = {
-	.name = "bcm68360-nand",
-	.id = UCLASS_MTD,
-	.of_match = bcm68360_nand_dt_ids,
-	.probe = bcm68360_nand_probe,
-	.priv_auto_alloc_size = sizeof(struct bcm68360_nand_soc),
-};
-
-void board_nand_init(void)
-{
-	struct udevice *dev;
-	int ret;
-
-	ret = uclass_get_device_by_driver(UCLASS_MTD,
-					  DM_GET_DRIVER(bcm68360_nand), &dev);
-	if (ret && ret != -ENODEV)
-		pr_err("Failed to initialize %s. (error %d)\n", dev->name,
-		       ret);
-}
diff --git a/drivers/mtd/nand/raw/brcmnand/bcm6858_nand.c b/drivers/mtd/nand/raw/brcmnand/bcm6858_nand.c
deleted file mode 100644
index 6aca011db2..0000000000
--- a/drivers/mtd/nand/raw/brcmnand/bcm6858_nand.c
+++ /dev/null
@@ -1,124 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-
-#include <common.h>
-#include <asm/io.h>
-#include <memalign.h>
-#include <nand.h>
-#include <linux/err.h>
-#include <linux/errno.h>
-#include <linux/io.h>
-#include <linux/ioport.h>
-#include <dm.h>
-
-#include "brcmnand.h"
-
-struct bcm6858_nand_soc {
-	struct brcmnand_soc soc;
-	void __iomem *base;
-};
-
-#define BCM6858_NAND_INT		0x00
-#define BCM6858_NAND_STATUS_SHIFT	0
-#define BCM6858_NAND_STATUS_MASK	(0xfff << BCM6858_NAND_STATUS_SHIFT)
-
-#define BCM6858_NAND_INT_EN		0x04
-#define BCM6858_NAND_ENABLE_SHIFT	0
-#define BCM6858_NAND_ENABLE_MASK	(0xffff << BCM6858_NAND_ENABLE_SHIFT)
-
-enum {
-	BCM6858_NP_READ		= BIT(0),
-	BCM6858_BLOCK_ERASE	= BIT(1),
-	BCM6858_COPY_BACK	= BIT(2),
-	BCM6858_PAGE_PGM	= BIT(3),
-	BCM6858_CTRL_READY	= BIT(4),
-	BCM6858_DEV_RBPIN	= BIT(5),
-	BCM6858_ECC_ERR_UNC	= BIT(6),
-	BCM6858_ECC_ERR_CORR	= BIT(7),
-};
-
-static bool bcm6858_nand_intc_ack(struct brcmnand_soc *soc)
-{
-	struct bcm6858_nand_soc *priv =
-			container_of(soc, struct bcm6858_nand_soc, soc);
-	void __iomem *mmio = priv->base + BCM6858_NAND_INT;
-	u32 val = brcmnand_readl(mmio);
-
-	if (val & (BCM6858_CTRL_READY << BCM6858_NAND_STATUS_SHIFT)) {
-		/* Ack interrupt */
-		val &= ~BCM6858_NAND_STATUS_MASK;
-		val |= BCM6858_CTRL_READY << BCM6858_NAND_STATUS_SHIFT;
-		brcmnand_writel(val, mmio);
-		return true;
-	}
-
-	return false;
-}
-
-static void bcm6858_nand_intc_set(struct brcmnand_soc *soc, bool en)
-{
-	struct bcm6858_nand_soc *priv =
-			container_of(soc, struct bcm6858_nand_soc, soc);
-	void __iomem *mmio = priv->base + BCM6858_NAND_INT_EN;
-	u32 val = brcmnand_readl(mmio);
-
-	/* Don't ack any interrupts */
-	val &= ~BCM6858_NAND_STATUS_MASK;
-
-	if (en)
-		val |= BCM6858_CTRL_READY << BCM6858_NAND_ENABLE_SHIFT;
-	else
-		val &= ~(BCM6858_CTRL_READY << BCM6858_NAND_ENABLE_SHIFT);
-
-	brcmnand_writel(val, mmio);
-}
-
-static int bcm6858_nand_probe(struct udevice *dev)
-{
-	struct udevice *pdev = dev;
-	struct bcm6858_nand_soc *priv = dev_get_priv(dev);
-	struct brcmnand_soc *soc;
-	struct resource res;
-
-	soc = &priv->soc;
-
-	dev_read_resource_byname(pdev, "nand-int-base", &res);
-	priv->base = devm_ioremap(dev, res.start, resource_size(&res));
-	if (IS_ERR(priv->base))
-		return PTR_ERR(priv->base);
-
-	soc->ctlrdy_ack = bcm6858_nand_intc_ack;
-	soc->ctlrdy_set_enabled = bcm6858_nand_intc_set;
-
-	/* Disable and ack all interrupts  */
-	brcmnand_writel(0, priv->base + BCM6858_NAND_INT_EN);
-	brcmnand_writel(0, priv->base + BCM6858_NAND_INT);
-
-	return brcmnand_probe(pdev, soc);
-}
-
-static const struct udevice_id bcm6858_nand_dt_ids[] = {
-	{
-		.compatible = "brcm,nand-bcm6858",
-	},
-	{ /* sentinel */ }
-};
-
-U_BOOT_DRIVER(bcm6858_nand) = {
-	.name = "bcm6858-nand",
-	.id = UCLASS_MTD,
-	.of_match = bcm6858_nand_dt_ids,
-	.probe = bcm6858_nand_probe,
-	.priv_auto_alloc_size = sizeof(struct bcm6858_nand_soc),
-};
-
-void board_nand_init(void)
-{
-	struct udevice *dev;
-	int ret;
-
-	ret = uclass_get_device_by_driver(UCLASS_MTD,
-					  DM_GET_DRIVER(bcm6858_nand), &dev);
-	if (ret && ret != -ENODEV)
-		pr_err("Failed to initialize %s. (error %d)\n", dev->name,
-		       ret);
-}
-- 
2.20.1



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