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-rw-r--r--arch/arm/mach-pxa/corgi.c54
-rw-r--r--arch/arm/mach-pxa/poodle.c51
-rw-r--r--arch/arm/mach-pxa/spitz.c77
-rw-r--r--drivers/mtd/nand/sharpsl.c247
-rw-r--r--include/linux/mtd/sharpsl.h20
5 files changed, 324 insertions, 125 deletions
diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c
index 65558d6aa22..b65be8e7792 100644
--- a/arch/arm/mach-pxa/corgi.c
+++ b/arch/arm/mach-pxa/corgi.c
@@ -26,6 +26,7 @@
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
#include <linux/spi/corgi_lcd.h>
+#include <linux/mtd/sharpsl.h>
#include <video/w100fb.h>
#include <asm/setup.h>
@@ -541,11 +542,61 @@ err_free_1:
static inline void corgi_init_spi(void) {}
#endif
+static struct mtd_partition sharpsl_nand_partitions[] = {
+ {
+ .name = "System Area",
+ .offset = 0,
+ .size = 7 * 1024 * 1024,
+ },
+ {
+ .name = "Root Filesystem",
+ .offset = 7 * 1024 * 1024,
+ .size = 25 * 1024 * 1024,
+ },
+ {
+ .name = "Home Filesystem",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
+
+static struct nand_bbt_descr sharpsl_bbt = {
+ .options = 0,
+ .offs = 4,
+ .len = 2,
+ .pattern = scan_ff_pattern
+};
+
+static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
+ .badblock_pattern = &sharpsl_bbt,
+ .partitions = sharpsl_nand_partitions,
+ .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions),
+};
+
+static struct resource sharpsl_nand_resources[] = {
+ {
+ .start = 0x0C000000,
+ .end = 0x0C000FFF,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device sharpsl_nand_device = {
+ .name = "sharpsl-nand",
+ .id = -1,
+ .resource = sharpsl_nand_resources,
+ .num_resources = ARRAY_SIZE(sharpsl_nand_resources),
+ .dev.platform_data = &sharpsl_nand_platform_data,
+};
+
static struct platform_device *devices[] __initdata = {
&corgiscoop_device,
&corgifb_device,
&corgikbd_device,
&corgiled_device,
+ &sharpsl_nand_device,
};
static void corgi_poweroff(void)
@@ -585,6 +636,9 @@ static void __init corgi_init(void)
platform_scoop_config = &corgi_pcmcia_config;
+ if (machine_is_husky())
+ sharpsl_nand_partitions[1].size = 53 * 1024 * 1024;
+
platform_add_devices(devices, ARRAY_SIZE(devices));
}
diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c
index 2e3bd8b1523..a45afdf2520 100644
--- a/arch/arm/mach-pxa/poodle.c
+++ b/arch/arm/mach-pxa/poodle.c
@@ -23,6 +23,7 @@
#include <linux/gpio.h>
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
+#include <linux/mtd/sharpsl.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
@@ -413,9 +414,59 @@ static struct pxafb_mach_info poodle_fb_info = {
.lcd_conn = LCD_COLOR_TFT_16BPP,
};
+static struct mtd_partition sharpsl_nand_partitions[] = {
+ {
+ .name = "System Area",
+ .offset = 0,
+ .size = 7 * 1024 * 1024,
+ },
+ {
+ .name = "Root Filesystem",
+ .offset = 7 * 1024 * 1024,
+ .size = 22 * 1024 * 1024,
+ },
+ {
+ .name = "Home Filesystem",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
+
+static struct nand_bbt_descr sharpsl_bbt = {
+ .options = 0,
+ .offs = 4,
+ .len = 2,
+ .pattern = scan_ff_pattern
+};
+
+static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
+ .badblock_pattern = &sharpsl_bbt,
+ .partitions = sharpsl_nand_partitions,
+ .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions),
+};
+
+static struct resource sharpsl_nand_resources[] = {
+ {
+ .start = 0x0C000000,
+ .end = 0x0C000FFF,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device sharpsl_nand_device = {
+ .name = "sharpsl-nand",
+ .id = -1,
+ .resource = sharpsl_nand_resources,
+ .num_resources = ARRAY_SIZE(sharpsl_nand_resources),
+ .dev.platform_data = &sharpsl_nand_platform_data,
+};
+
static struct platform_device *devices[] __initdata = {
&poodle_locomo_device,
&poodle_scoop_device,
+ &sharpsl_nand_device,
};
static void poodle_poweroff(void)
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index 3be76ee2bdb..7672b09c31b 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -30,6 +30,7 @@
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
#include <linux/spi/corgi_lcd.h>
+#include <linux/mtd/sharpsl.h>
#include <asm/setup.h>
#include <asm/memory.h>
@@ -608,11 +609,60 @@ static struct pxafb_mach_info spitz_pxafb_info = {
.lcd_conn = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
};
+static struct mtd_partition sharpsl_nand_partitions[] = {
+ {
+ .name = "System Area",
+ .offset = 0,
+ .size = 7 * 1024 * 1024,
+ },
+ {
+ .name = "Root Filesystem",
+ .offset = 7 * 1024 * 1024,
+ },
+ {
+ .name = "Home Filesystem",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
+
+static struct nand_bbt_descr sharpsl_bbt = {
+ .options = 0,
+ .offs = 4,
+ .len = 2,
+ .pattern = scan_ff_pattern
+};
+
+static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
+ .badblock_pattern = &sharpsl_bbt,
+ .partitions = sharpsl_nand_partitions,
+ .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions),
+};
+
+static struct resource sharpsl_nand_resources[] = {
+ {
+ .start = 0x0C000000,
+ .end = 0x0C000FFF,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device sharpsl_nand_device = {
+ .name = "sharpsl-nand",
+ .id = -1,
+ .resource = sharpsl_nand_resources,
+ .num_resources = ARRAY_SIZE(sharpsl_nand_resources),
+ .dev.platform_data = &sharpsl_nand_platform_data,
+};
+
static struct platform_device *devices[] __initdata = {
&spitzscoop_device,
&spitzkbd_device,
&spitzled_device,
+ &sharpsl_nand_device,
};
static void spitz_poweroff(void)
@@ -635,6 +685,14 @@ static void __init common_init(void)
pm_power_off = spitz_poweroff;
arm_pm_restart = spitz_restart;
+ if (machine_is_spitz()) {
+ sharpsl_nand_partitions[1].size = 5 * 1024 * 1024;
+ } else if (machine_is_akita()) {
+ sharpsl_nand_partitions[1].size = 58 * 1024 * 1024;
+ } else if (machine_is_borzoi()) {
+ sharpsl_nand_partitions[1].size = 32 * 1024 * 1024;
+ }
+
PMCR = 0x00;
/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
@@ -679,10 +737,29 @@ static struct i2c_board_info akita_i2c_board_info[] = {
},
};
+static struct nand_bbt_descr sharpsl_akita_bbt = {
+ .options = 0,
+ .offs = 4,
+ .len = 1,
+ .pattern = scan_ff_pattern
+};
+
+static struct nand_ecclayout akita_oobinfo = {
+ .eccbytes = 24,
+ .eccpos = {
+ 0x5, 0x1, 0x2, 0x3, 0x6, 0x7, 0x15, 0x11,
+ 0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
+ 0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37},
+ .oobfree = {{0x08, 0x09}}
+};
+
static void __init akita_init(void)
{
spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
+ sharpsl_nand_platform_data.badblock_pattern = &sharpsl_akita_bbt;
+ sharpsl_nand_platform_data.ecc_layout = &akita_oobinfo;
+
/* We just pretend the second element of the array doesn't exist */
spitz_pcmcia_config.num_devs = 1;
platform_scoop_config = &spitz_pcmcia_config;
diff --git a/drivers/mtd/nand/sharpsl.c b/drivers/mtd/nand/sharpsl.c
index 30a518e211b..54ec7542a7b 100644
--- a/drivers/mtd/nand/sharpsl.c
+++ b/drivers/mtd/nand/sharpsl.c
@@ -2,6 +2,7 @@
* drivers/mtd/nand/sharpsl.c
*
* Copyright (C) 2004 Richard Purdie
+ * Copyright (C) 2008 Dmitry Baryshkov
*
* Based on Sharp's NAND driver sharp_sl.c
*
@@ -19,22 +20,31 @@
#include <linux/mtd/nand.h>
#include <linux/mtd/nand_ecc.h>
#include <linux/mtd/partitions.h>
+#include <linux/mtd/sharpsl.h>
#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+
#include <asm/io.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
-static void __iomem *sharpsl_io_base;
-static int sharpsl_phys_base = 0x0C000000;
+struct sharpsl_nand {
+ struct mtd_info mtd;
+ struct nand_chip chip;
+
+ void __iomem *io;
+};
+
+#define mtd_to_sharpsl(_mtd) container_of(_mtd, struct sharpsl_nand, mtd)
/* register offset */
-#define ECCLPLB sharpsl_io_base+0x00 /* line parity 7 - 0 bit */
-#define ECCLPUB sharpsl_io_base+0x04 /* line parity 15 - 8 bit */
-#define ECCCP sharpsl_io_base+0x08 /* column parity 5 - 0 bit */
-#define ECCCNTR sharpsl_io_base+0x0C /* ECC byte counter */
-#define ECCCLRR sharpsl_io_base+0x10 /* cleare ECC */
-#define FLASHIO sharpsl_io_base+0x14 /* Flash I/O */
-#define FLASHCTL sharpsl_io_base+0x18 /* Flash Control */
+#define ECCLPLB 0x00 /* line parity 7 - 0 bit */
+#define ECCLPUB 0x04 /* line parity 15 - 8 bit */
+#define ECCCP 0x08 /* column parity 5 - 0 bit */
+#define ECCCNTR 0x0C /* ECC byte counter */
+#define ECCCLRR 0x10 /* cleare ECC */
+#define FLASHIO 0x14 /* Flash I/O */
+#define FLASHCTL 0x18 /* Flash Control */
/* Flash control bit */
#define FLRYBY (1 << 5)
@@ -45,35 +55,6 @@ static int sharpsl_phys_base = 0x0C000000;
#define FLCE0 (1 << 0)
/*
- * MTD structure for SharpSL
- */
-static struct mtd_info *sharpsl_mtd = NULL;
-
-/*
- * Define partitions for flash device
- */
-#define DEFAULT_NUM_PARTITIONS 3
-
-static int nr_partitions;
-static struct mtd_partition sharpsl_nand_default_partition_info[] = {
- {
- .name = "System Area",
- .offset = 0,
- .size = 7 * 1024 * 1024,
- },
- {
- .name = "Root Filesystem",
- .offset = 7 * 1024 * 1024,
- .size = 30 * 1024 * 1024,
- },
- {
- .name = "Home Filesystem",
- .offset = MTDPART_OFS_APPEND,
- .size = MTDPART_SIZ_FULL,
- },
-};
-
-/*
* hardware specific access to control-lines
* ctrl:
* NAND_CNE: bit 0 -> ! bit 0 & 4
@@ -84,6 +65,7 @@ static struct mtd_partition sharpsl_nand_default_partition_info[] = {
static void sharpsl_nand_hwcontrol(struct mtd_info *mtd, int cmd,
unsigned int ctrl)
{
+ struct sharpsl_nand *sharpsl = mtd_to_sharpsl(mtd);
struct nand_chip *chip = mtd->priv;
if (ctrl & NAND_CTRL_CHANGE) {
@@ -93,103 +75,97 @@ static void sharpsl_nand_hwcontrol(struct mtd_info *mtd, int cmd,
bits ^= 0x11;
- writeb((readb(FLASHCTL) & ~0x17) | bits, FLASHCTL);
+ writeb((readb(sharpsl->io + FLASHCTL) & ~0x17) | bits, sharpsl->io + FLASHCTL);
}
if (cmd != NAND_CMD_NONE)
writeb(cmd, chip->IO_ADDR_W);
}
-static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
-
-static struct nand_bbt_descr sharpsl_bbt = {
- .options = 0,
- .offs = 4,
- .len = 2,
- .pattern = scan_ff_pattern
-};
-
-static struct nand_bbt_descr sharpsl_akita_bbt = {
- .options = 0,
- .offs = 4,
- .len = 1,
- .pattern = scan_ff_pattern
-};
-
-static struct nand_ecclayout akita_oobinfo = {
- .eccbytes = 24,
- .eccpos = {
- 0x5, 0x1, 0x2, 0x3, 0x6, 0x7, 0x15, 0x11,
- 0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
- 0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37},
- .oobfree = {{0x08, 0x09}}
-};
-
static int sharpsl_nand_dev_ready(struct mtd_info *mtd)
{
- return !((readb(FLASHCTL) & FLRYBY) == 0);
+ struct sharpsl_nand *sharpsl = mtd_to_sharpsl(mtd);
+ return !((readb(sharpsl->io + FLASHCTL) & FLRYBY) == 0);
}
static void sharpsl_nand_enable_hwecc(struct mtd_info *mtd, int mode)
{
- writeb(0, ECCCLRR);
+ struct sharpsl_nand *sharpsl = mtd_to_sharpsl(mtd);
+ writeb(0, sharpsl->io + ECCCLRR);
}
static int sharpsl_nand_calculate_ecc(struct mtd_info *mtd, const u_char * dat, u_char * ecc_code)
{
- ecc_code[0] = ~readb(ECCLPUB);
- ecc_code[1] = ~readb(ECCLPLB);
- ecc_code[2] = (~readb(ECCCP) << 2) | 0x03;
- return readb(ECCCNTR) != 0;
+ struct sharpsl_nand *sharpsl = mtd_to_sharpsl(mtd);
+ ecc_code[0] = ~readb(sharpsl->io + ECCLPUB);
+ ecc_code[1] = ~readb(sharpsl->io + ECCLPLB);
+ ecc_code[2] = (~readb(sharpsl->io + ECCCP) << 2) | 0x03;
+ return readb(sharpsl->io + ECCCNTR) != 0;
}
#ifdef CONFIG_MTD_PARTITIONS
-const char *part_probes[] = { "cmdlinepart", NULL };
+static const char *part_probes[] = { "cmdlinepart", NULL };
#endif
/*
* Main initialization routine
*/
-static int __init sharpsl_nand_init(void)
+static int __devinit sharpsl_nand_probe(struct platform_device *pdev)
{
struct nand_chip *this;
+#ifdef CONFIG_MTD_PARTITIONS
struct mtd_partition *sharpsl_partition_info;
+ int nr_partitions;
+#endif
+ struct resource *r;
int err = 0;
+ struct sharpsl_nand *sharpsl;
+ struct sharpsl_nand_platform_data *data = pdev->dev.platform_data;
+
+ if (!data) {
+ dev_err(&pdev->dev, "no platform data!\n");
+ return -EINVAL;
+ }
/* Allocate memory for MTD device structure and private data */
- sharpsl_mtd = kmalloc(sizeof(struct mtd_info) + sizeof(struct nand_chip), GFP_KERNEL);
- if (!sharpsl_mtd) {
+ sharpsl = kzalloc(sizeof(struct sharpsl_nand), GFP_KERNEL);
+ if (!sharpsl) {
printk("Unable to allocate SharpSL NAND MTD device structure.\n");
return -ENOMEM;
}
+ r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!r) {
+ dev_err(&pdev->dev, "no io memory resource defined!\n");
+ err = -ENODEV;
+ goto err_get_res;
+ }
+
/* map physical address */
- sharpsl_io_base = ioremap(sharpsl_phys_base, 0x1000);
- if (!sharpsl_io_base) {
+ sharpsl->io = ioremap(r->start, resource_size(r));
+ if (!sharpsl->io) {
printk("ioremap to access Sharp SL NAND chip failed\n");
- kfree(sharpsl_mtd);
- return -EIO;
+ err = -EIO;
+ goto err_ioremap;
}
/* Get pointer to private data */
- this = (struct nand_chip *)(&sharpsl_mtd[1]);
-
- /* Initialize structures */
- memset(sharpsl_mtd, 0, sizeof(struct mtd_info));
- memset(this, 0, sizeof(struct nand_chip));
+ this = (struct nand_chip *)(&sharpsl->chip);
/* Link the private data with the MTD structure */
- sharpsl_mtd->priv = this;
- sharpsl_mtd->owner = THIS_MODULE;
+ sharpsl->mtd.priv = this;
+ sharpsl->mtd.owner = THIS_MODULE;
+
+ platform_set_drvdata(pdev, sharpsl);
/*
* PXA initialize
*/
- writeb(readb(FLASHCTL) | FLWP, FLASHCTL);
+ writeb(readb(sharpsl->io + FLASHCTL) | FLWP, sharpsl->io + FLASHCTL);
/* Set address of NAND IO lines */
- this->IO_ADDR_R = FLASHIO;
- this->IO_ADDR_W = FLASHIO;
+ this->IO_ADDR_R = sharpsl->io + FLASHIO;
+ this->IO_ADDR_W = sharpsl->io + FLASHIO;
/* Set address of hardware control function */
this->cmd_ctrl = sharpsl_nand_hwcontrol;
this->dev_ready = sharpsl_nand_dev_ready;
@@ -199,68 +175,89 @@ static int __init sharpsl_nand_init(void)
this->ecc.mode = NAND_ECC_HW;
this->ecc.size = 256;
this->ecc.bytes = 3;
- this->badblock_pattern = &sharpsl_bbt;
- if (machine_is_akita() || machine_is_borzoi()) {
- this->badblock_pattern = &sharpsl_akita_bbt;
- this->ecc.layout = &akita_oobinfo;
- }
+ this->badblock_pattern = data->badblock_pattern;
+ this->ecc.layout = data->ecc_layout;
this->ecc.hwctl = sharpsl_nand_enable_hwecc;
this->ecc.calculate = sharpsl_nand_calculate_ecc;
this->ecc.correct = nand_correct_data;
/* Scan to find existence of the device */
- err = nand_scan(sharpsl_mtd, 1);
- if (err) {
- iounmap(sharpsl_io_base);
- kfree(sharpsl_mtd);
- return err;
- }
+ err = nand_scan(&sharpsl->mtd, 1);
+ if (err)
+ goto err_scan;
/* Register the partitions */
- sharpsl_mtd->name = "sharpsl-nand";
- nr_partitions = parse_mtd_partitions(sharpsl_mtd, part_probes, &sharpsl_partition_info, 0);
-
+ sharpsl->mtd.name = "sharpsl-nand";
+#ifdef CONFIG_MTD_PARTITIONS
+ nr_partitions = parse_mtd_partitions(&sharpsl->mtd, part_probes, &sharpsl_partition_info, 0);
if (nr_partitions <= 0) {
- nr_partitions = DEFAULT_NUM_PARTITIONS;
- sharpsl_partition_info = sharpsl_nand_default_partition_info;
- if (machine_is_poodle()) {
- sharpsl_partition_info[1].size = 22 * 1024 * 1024;
- } else if (machine_is_corgi() || machine_is_shepherd()) {
- sharpsl_partition_info[1].size = 25 * 1024 * 1024;
- } else if (machine_is_husky()) {
- sharpsl_partition_info[1].size = 53 * 1024 * 1024;
- } else if (machine_is_spitz()) {
- sharpsl_partition_info[1].size = 5 * 1024 * 1024;
- } else if (machine_is_akita()) {
- sharpsl_partition_info[1].size = 58 * 1024 * 1024;
- } else if (machine_is_borzoi()) {
- sharpsl_partition_info[1].size = 32 * 1024 * 1024;
- }
+ nr_partitions = data->nr_partitions;
+ sharpsl_partition_info = data->partitions;
}
- add_mtd_partitions(sharpsl_mtd, sharpsl_partition_info, nr_partitions);
+ if (nr_partitions > 0)
+ err = add_mtd_partitions(&sharpsl->mtd, sharpsl_partition_info, nr_partitions);
+ else
+#endif
+ err = add_mtd_device(&sharpsl->mtd);
+ if (err)
+ goto err_add;
/* Return happy */
return 0;
-}
-module_init(sharpsl_nand_init);
+err_add:
+ nand_release(&sharpsl->mtd);
+
+err_scan:
+ platform_set_drvdata(pdev, NULL);
+ iounmap(sharpsl->io);
+err_ioremap:
+err_get_res:
+ kfree(sharpsl);
+ return err;
+}
/*
* Clean up routine
*/
-static void __exit sharpsl_nand_cleanup(void)
+static int __devexit sharpsl_nand_remove(struct platform_device *pdev)
{
+ struct sharpsl_nand *sharpsl = platform_get_drvdata(pdev);
+
/* Release resources, unregister device */
- nand_release(sharpsl_mtd);
+ nand_release(&sharpsl->mtd);
- iounmap(sharpsl_io_base);
+ platform_set_drvdata(pdev, NULL);
+
+ iounmap(sharpsl->io);
/* Free the MTD device structure */
- kfree(sharpsl_mtd);
+ kfree(sharpsl);
+
+ return 0;
+}
+
+static struct platform_driver sharpsl_nand_driver = {
+ .driver = {
+ .name = "sharpsl-nand",
+ .owner = THIS_MODULE,
+ },
+ .probe = sharpsl_nand_probe,
+ .remove = __devexit_p(sharpsl_nand_remove),
+};
+
+static int __init sharpsl_nand_init(void)
+{
+ return platform_driver_register(&sharpsl_nand_driver);
}
+module_init(sharpsl_nand_init);
-module_exit(sharpsl_nand_cleanup);
+static void __exit sharpsl_nand_exit(void)
+{
+ platform_driver_unregister(&sharpsl_nand_driver);
+}
+module_exit(sharpsl_nand_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Richard Purdie <rpurdie@rpsys.net>");
diff --git a/include/linux/mtd/sharpsl.h b/include/linux/mtd/sharpsl.h
new file mode 100644
index 00000000000..25f4d2a845c
--- /dev/null
+++ b/include/linux/mtd/sharpsl.h
@@ -0,0 +1,20 @@
+/*
+ * SharpSL NAND support
+ *
+ * Copyright (C) 2008 Dmitry Baryshkov
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/mtd/nand.h>
+#include <linux/mtd/nand_ecc.h>
+#include <linux/mtd/partitions.h>
+
+struct sharpsl_nand_platform_data {
+ struct nand_bbt_descr *badblock_pattern;
+ struct nand_ecclayout *ecc_layout;
+ struct mtd_partition *partitions;
+ unsigned int nr_partitions;
+};