* -------------------------------------------------------------------- */
#if defined(CONFIG_MTD_NAND_AT91) || defined(CONFIG_MTD_NAND_AT91_MODULE)
-static struct at91_nand_data nand_data;
+static struct atmel_nand_data nand_data;
#define NAND_BASE AT91_CHIPSELECT_3
};
static struct platform_device at91cap9_nand_device = {
- .name = "at91_nand",
+ .name = "atmel_nand",
.id = -1,
.dev = {
.platform_data = &nand_data,
.num_resources = ARRAY_SIZE(nand_resources),
};
-void __init at91_add_device_nand(struct at91_nand_data *data)
+void __init at91_add_device_nand(struct atmel_nand_data *data)
{
unsigned long csa, mode;
platform_device_register(&at91cap9_nand_device);
}
#else
-void __init at91_add_device_nand(struct at91_nand_data *data) {}
+void __init at91_add_device_nand(struct atmel_nand_data *data) {}
#endif
* -------------------------------------------------------------------- */
#if defined(CONFIG_MTD_NAND_AT91) || defined(CONFIG_MTD_NAND_AT91_MODULE)
-static struct at91_nand_data nand_data;
+static struct atmel_nand_data nand_data;
#define NAND_BASE AT91_CHIPSELECT_3
};
static struct platform_device at91rm9200_nand_device = {
- .name = "at91_nand",
+ .name = "atmel_nand",
.id = -1,
.dev = {
.platform_data = &nand_data,
.num_resources = ARRAY_SIZE(nand_resources),
};
-void __init at91_add_device_nand(struct at91_nand_data *data)
+void __init at91_add_device_nand(struct atmel_nand_data *data)
{
unsigned int csa;
platform_device_register(&at91rm9200_nand_device);
}
#else
-void __init at91_add_device_nand(struct at91_nand_data *data) {}
+void __init at91_add_device_nand(struct atmel_nand_data *data) {}
#endif
* -------------------------------------------------------------------- */
#if defined(CONFIG_MTD_NAND_AT91) || defined(CONFIG_MTD_NAND_AT91_MODULE)
-static struct at91_nand_data nand_data;
+static struct atmel_nand_data nand_data;
#define NAND_BASE AT91_CHIPSELECT_3
};
static struct platform_device at91sam9260_nand_device = {
- .name = "at91_nand",
+ .name = "atmel_nand",
.id = -1,
.dev = {
.platform_data = &nand_data,
.num_resources = ARRAY_SIZE(nand_resources),
};
-void __init at91_add_device_nand(struct at91_nand_data *data)
+void __init at91_add_device_nand(struct atmel_nand_data *data)
{
unsigned long csa, mode;
platform_device_register(&at91sam9260_nand_device);
}
#else
-void __init at91_add_device_nand(struct at91_nand_data *data) {}
+void __init at91_add_device_nand(struct atmel_nand_data *data) {}
#endif
* -------------------------------------------------------------------- */
#if defined(CONFIG_MTD_NAND_AT91) || defined(CONFIG_MTD_NAND_AT91_MODULE)
-static struct at91_nand_data nand_data;
+static struct atmel_nand_data nand_data;
#define NAND_BASE AT91_CHIPSELECT_3
}
};
-static struct platform_device at91_nand_device = {
- .name = "at91_nand",
+static struct platform_device atmel_nand_device = {
+ .name = "atmel_nand",
.id = -1,
.dev = {
.platform_data = &nand_data,
.num_resources = ARRAY_SIZE(nand_resources),
};
-void __init at91_add_device_nand(struct at91_nand_data *data)
+void __init at91_add_device_nand(struct atmel_nand_data *data)
{
unsigned long csa, mode;
at91_set_A_periph(AT91_PIN_PC1, 0); /* NANDWE */
nand_data = *data;
- platform_device_register(&at91_nand_device);
+ platform_device_register(&atmel_nand_device);
}
#else
-void __init at91_add_device_nand(struct at91_nand_data *data) {}
+void __init at91_add_device_nand(struct atmel_nand_data *data) {}
#endif
* -------------------------------------------------------------------- */
#if defined(CONFIG_MTD_NAND_AT91) || defined(CONFIG_MTD_NAND_AT91_MODULE)
-static struct at91_nand_data nand_data;
+static struct atmel_nand_data nand_data;
#define NAND_BASE AT91_CHIPSELECT_3
};
static struct platform_device at91sam9263_nand_device = {
- .name = "at91_nand",
+ .name = "atmel_nand",
.id = -1,
.dev = {
.platform_data = &nand_data,
.num_resources = ARRAY_SIZE(nand_resources),
};
-void __init at91_add_device_nand(struct at91_nand_data *data)
+void __init at91_add_device_nand(struct atmel_nand_data *data)
{
unsigned long csa, mode;
platform_device_register(&at91sam9263_nand_device);
}
#else
-void __init at91_add_device_nand(struct at91_nand_data *data) {}
+void __init at91_add_device_nand(struct atmel_nand_data *data) {}
#endif
* -------------------------------------------------------------------- */
#if defined(CONFIG_MTD_NAND_AT91) || defined(CONFIG_MTD_NAND_AT91_MODULE)
-static struct at91_nand_data nand_data;
+static struct atmel_nand_data nand_data;
#define NAND_BASE AT91_CHIPSELECT_3
}
};
-static struct platform_device at91_nand_device = {
- .name = "at91_nand",
+static struct platform_device atmel_nand_device = {
+ .name = "atmel_nand",
.id = -1,
.dev = {
.platform_data = &nand_data,
.num_resources = ARRAY_SIZE(nand_resources),
};
-void __init at91_add_device_nand(struct at91_nand_data *data)
+void __init at91_add_device_nand(struct atmel_nand_data *data)
{
unsigned long csa;
at91_set_A_periph(AT91_PIN_PB5, 0); /* NANDWE */
nand_data = *data;
- platform_device_register(&at91_nand_device);
+ platform_device_register(&atmel_nand_device);
}
#else
-void __init at91_add_device_nand(struct at91_nand_data *data) {}
+void __init at91_add_device_nand(struct atmel_nand_data *data) {}
#endif
return cam60_nand_partition;
}
-static struct at91_nand_data __initdata cam60_nand_data = {
+static struct atmel_nand_data __initdata cam60_nand_data = {
.ale = 21,
.cle = 22,
// .det_pin = ... not there
return cap9adk_nand_partitions;
}
-static struct at91_nand_data __initdata cap9adk_nand_data = {
+static struct atmel_nand_data __initdata cap9adk_nand_data = {
.ale = 21,
.cle = 22,
// .det_pin = ... not connected
return dk_nand_partition;
}
-static struct at91_nand_data __initdata dk_nand_data = {
+static struct atmel_nand_data __initdata dk_nand_data = {
.ale = 22,
.cle = 21,
.det_pin = AT91_PIN_PB1,
return kb9202_nand_partition;
}
-static struct at91_nand_data __initdata kb9202_nand_data = {
+static struct atmel_nand_data __initdata kb9202_nand_data = {
.ale = 22,
.cle = 21,
// .det_pin = ... not there
return ek_nand_partition;
}
-static struct at91_nand_data __initdata ek_nand_data = {
+static struct atmel_nand_data __initdata ek_nand_data = {
.ale = 21,
.cle = 22,
// .det_pin = ... not connected
return ek_nand_partition;
}
-static struct at91_nand_data __initdata ek_nand_data = {
+static struct atmel_nand_data __initdata ek_nand_data = {
.ale = 21,
.cle = 22,
// .det_pin = ... not connected
return ek_nand_partition;
}
-static struct at91_nand_data __initdata ek_nand_data = {
+static struct atmel_nand_data __initdata ek_nand_data = {
.ale = 22,
.cle = 21,
// .det_pin = ... not connected
return ek_nand_partition;
}
-static struct at91_nand_data __initdata ek_nand_data = {
+static struct atmel_nand_data __initdata ek_nand_data = {
.ale = 21,
.cle = 22,
// .det_pin = ... not connected
return ek_nand_partition;
}
-static struct at91_nand_data __initdata ek_nand_data = {
+static struct atmel_nand_data __initdata ek_nand_data = {
.ale = 21,
.cle = 22,
// .det_pin = ... not connected
return yl_9200_nand_partition;
}
-static struct at91_nand_data __initdata yl_9200_nand_data = {
+static struct atmel_nand_data __initdata yl_9200_nand_data = {
.ale= 6,
.cle= 7,
/*.det_pin = AT91_PIN_PCxx,*/ /*we don't have a det pin because NandFlash is fixed to board*/
bool "ATSTK1004"
select CPU_AT32AP7002
+config BOARD_ATSTK1006
+ bool "ATSTK1006"
+ select CPU_AT32AP7000
+
endchoice
obj-$(CONFIG_BOARD_ATSTK1002) += atstk1002.o
obj-$(CONFIG_BOARD_ATSTK1003) += atstk1003.o
obj-$(CONFIG_BOARD_ATSTK1004) += atstk1004.o
+obj-$(CONFIG_BOARD_ATSTK1006) += atstk1002.o
/*
- * ATSTK1002 daughterboard-specific init code
+ * ATSTK1002/ATSTK1006 daughterboard-specific init code
*
- * Copyright (C) 2005-2006 Atmel Corporation
+ * Copyright (C) 2005-2007 Atmel Corporation
*
* 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
#include "atstk1000.h"
+/*
+ * The ATSTK1006 daughterboard is very similar to the ATSTK1002. Both
+ * have the AT32AP7000 chip on board; the difference is that the
+ * STK1006 has 128 MB SDRAM (the STK1002 uses the 8 MB SDRAM chip on
+ * the STK1000 motherboard) and 256 MB NAND flash (the STK1002 has
+ * none.)
+ *
+ * The RAM difference is handled by the boot loader, so the only
+ * difference we end up handling here is the NAND flash.
+ */
+#ifdef CONFIG_BOARD_ATSTK1006
+#include <linux/mtd/partitions.h>
+#include <asm/arch/smc.h>
+
+static struct smc_timing nand_timing __initdata = {
+ .ncs_read_setup = 0,
+ .nrd_setup = 10,
+ .ncs_write_setup = 0,
+ .nwe_setup = 10,
+
+ .ncs_read_pulse = 30,
+ .nrd_pulse = 15,
+ .ncs_write_pulse = 30,
+ .nwe_pulse = 15,
+
+ .read_cycle = 30,
+ .write_cycle = 30,
+
+ .ncs_read_recover = 0,
+ .nrd_recover = 15,
+ .ncs_write_recover = 0,
+ /* WE# high -> RE# low min 60 ns */
+ .nwe_recover = 50,
+};
+
+static struct smc_config nand_config __initdata = {
+ .bus_width = 1,
+ .nrd_controlled = 1,
+ .nwe_controlled = 1,
+ .nwait_mode = 0,
+ .byte_write = 0,
+ .tdf_cycles = 2,
+ .tdf_mode = 0,
+};
+
+static struct mtd_partition nand_partitions[] = {
+ {
+ .name = "main",
+ .offset = 0x00000000,
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static struct mtd_partition *nand_part_info(int size, int *num_partitions)
+{
+ *num_partitions = ARRAY_SIZE(nand_partitions);
+ return nand_partitions;
+}
+
+struct atmel_nand_data atstk1006_nand_data __initdata = {
+ .cle = 21,
+ .ale = 22,
+ .rdy_pin = GPIO_PIN_PB(30),
+ .enable_pin = GPIO_PIN_PB(29),
+ .partition_info = nand_part_info,
+};
+#endif
+
struct eth_addr {
u8 addr[6];
};
at32_add_system_devices();
+#ifdef CONFIG_BOARD_ATSTK1006
+ smc_set_timing(&nand_config, &nand_timing);
+ smc_set_configuration(3, &nand_config);
+ at32_add_device_nand(0, &atstk1006_nand_data);
+#endif
+
#ifdef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
at32_add_device_usart(1);
#else
}
#endif
+/* --------------------------------------------------------------------
+ * NAND Flash / SmartMedia
+ * -------------------------------------------------------------------- */
+static struct resource smc_cs3_resource[] __initdata = {
+ {
+ .start = 0x0c000000,
+ .end = 0x0fffffff,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = 0xfff03c00,
+ .end = 0xfff03fff,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device *__init
+at32_add_device_nand(unsigned int id, struct atmel_nand_data *data)
+{
+ struct platform_device *pdev;
+
+ if (id != 0 || !data)
+ return NULL;
+
+ pdev = platform_device_alloc("atmel_nand", id);
+ if (!pdev)
+ goto fail;
+
+ if (platform_device_add_resources(pdev, smc_cs3_resource,
+ ARRAY_SIZE(smc_cs3_resource)))
+ goto fail;
+
+ if (platform_device_add_data(pdev, data,
+ sizeof(struct atmel_nand_data)))
+ goto fail;
+
+ set_ebi_sfr_bits(HMATRIX_BIT(CS3A));
+ if (data->enable_pin)
+ at32_select_gpio(data->enable_pin,
+ AT32_GPIOF_OUTPUT | AT32_GPIOF_HIGH);
+ if (data->rdy_pin)
+ at32_select_gpio(data->rdy_pin, 0);
+ if (data->det_pin)
+ at32_select_gpio(data->det_pin, 0);
+
+ platform_device_add(pdev);
+ return pdev;
+
+fail:
+ platform_device_put(pdev);
+ return NULL;
+}
+
/* --------------------------------------------------------------------
* AC97C
* -------------------------------------------------------------------- */
{
return platform_driver_register(&hsmc_driver);
}
-arch_initcall(hsmc_init);
+core_initcall(hsmc_init);
-# $Id: Kconfig,v 1.11 2005/11/07 11:14:19 gleixner Exp $
-
menuconfig MTD
tristate "Memory Technology Device (MTD) support"
depends on HAS_IOMEM
This is access code for flashes using ARM's flash partitioning
standards.
- $Id: afs.c,v 1.15 2005/11/07 11:14:19 gleixner Exp $
-
======================================================================*/
#include <linux/module.h>
*
* (C) 2000 Red Hat. GPL'd
*
- * $Id: cfi_cmdset_0001.c,v 1.186 2005/11/23 22:07:52 nico Exp $
- *
*
* 10/10/2000 Nicolas Pitre <nico@cam.org>
* - completely revamped method functions so they are aware and
#define I82802AC 0x00ac
#define MANUFACTURER_ST 0x0020
#define M50LPW080 0x002F
+#define M50FLW080A 0x0080
+#define M50FLW080B 0x0081
#define AT49BV640D 0x02de
static int cfi_intelext_read (struct mtd_info *, loff_t, size_t, size_t *, u_char *);
{
struct map_info *map = mtd->priv;
struct cfi_private *cfi = map->fldrv_priv;
- struct cfi_pri_amdstd *extp = cfi->cmdset_priv;
+ struct cfi_pri_intelext *extp = cfi->cmdset_priv;
printk(KERN_WARNING "cfi_cmdset_0001: Suspend "
"erase on write disabled.\n");
{ MANUFACTURER_INTEL, I82802AB, fixup_use_fwh_lock, NULL, },
{ MANUFACTURER_INTEL, I82802AC, fixup_use_fwh_lock, NULL, },
{ MANUFACTURER_ST, M50LPW080, fixup_use_fwh_lock, NULL, },
+ { MANUFACTURER_ST, M50FLW080A, fixup_use_fwh_lock, NULL, },
+ { MANUFACTURER_ST, M50FLW080B, fixup_use_fwh_lock, NULL, },
{ 0, 0, NULL, NULL }
};
static struct cfi_fixup fixup_table[] = {
* Occasionally maintained by Thayne Harbaugh tharbaugh at lnxi dot com
*
* This code is GPL
- *
- * $Id: cfi_cmdset_0002.c,v 1.122 2005/11/07 11:14:22 gleixner Exp $
- *
*/
#include <linux/module.h>
*
* (C) 2000 Red Hat. GPL'd
*
- * $Id: cfi_cmdset_0020.c,v 1.22 2005/11/07 11:14:22 gleixner Exp $
- *
* 10/10/2000 Nicolas Pitre <nico@cam.org>
* - completely revamped method functions so they are aware and
* independent of the flash geometry (buswidth, interleave, etc.)
/*
Common Flash Interface probe code.
(C) 2000 Red Hat. GPL'd.
- $Id: cfi_probe.c,v 1.86 2005/11/29 14:48:31 gleixner Exp $
*/
#include <linux/module.h>
* Copyright (C) 2003 STMicroelectronics Limited
*
* This code is covered by the GPL.
- *
- * $Id: cfi_util.c,v 1.10 2005/11/07 11:14:23 gleixner Exp $
- *
*/
#include <linux/module.h>
/*
- * $Id: chipreg.c,v 1.17 2004/11/16 18:29:00 dwmw2 Exp $
- *
* Registration for chip drivers
*
*/
* Routines common to all CFI-type probes.
* (C) 2001-2003 Red Hat, Inc.
* GPL'd
- * $Id: gen_probe.c,v 1.24 2005/11/07 11:14:23 gleixner Exp $
*/
#include <linux/kernel.h>
/*
Common Flash Interface probe code.
(C) 2000 Red Hat. GPL'd.
- $Id: jedec_probe.c,v 1.66 2005/11/07 11:14:23 gleixner Exp $
See JEDEC (http://www.jedec.org/) standard JESD21C (section 3.5)
for the standard this probe goes back to.
/* Manufacturers */
#define MANUFACTURER_AMD 0x0001
#define MANUFACTURER_ATMEL 0x001f
+#define MANUFACTURER_EON 0x001c
#define MANUFACTURER_FUJITSU 0x0004
#define MANUFACTURER_HYUNDAI 0x00AD
#define MANUFACTURER_INTEL 0x0089
#define MANUFACTURER_ST 0x0020
#define MANUFACTURER_TOSHIBA 0x0098
#define MANUFACTURER_WINBOND 0x00da
+#define CONTINUATION_CODE 0x007f
/* AMD */
#define AM29LV040B 0x004F
#define AM29F032B 0x0041
#define AM29F002T 0x00B0
+#define AM29SL800DB 0x226B
+#define AM29SL800DT 0x22EA
/* Atmel */
#define AT49BV512 0x0003
#define AT49BV32X 0x00C8
#define AT49BV32XT 0x00C9
+/* Eon */
+#define EN29SL800BB 0x226B
+#define EN29SL800BT 0x22EA
+
/* Fujitsu */
#define MBM29F040C 0x00A4
#define MBM29F800BA 0x2258
#define M50FW080 0x002D
#define M50FW016 0x002E
#define M50LPW080 0x002F
+#define M50FLW080A 0x0080
+#define M50FLW080B 0x0081
/* SST */
#define SST29EE020 0x0010
ERASEINFO(0x02000,2),
ERASEINFO(0x04000,1),
}
+ }, {
+ .mfr_id = MANUFACTURER_AMD,
+ .dev_id = AM29SL800DT,
+ .name = "AMD AM29SL800DT",
+ .devtypes = CFI_DEVICETYPE_X16|CFI_DEVICETYPE_X8,
+ .uaddr = MTD_UADDR_0x0AAA_0x0555,
+ .dev_size = SIZE_1MiB,
+ .cmd_set = P_ID_AMD_STD,
+ .nr_regions = 4,
+ .regions = {
+ ERASEINFO(0x10000,15),
+ ERASEINFO(0x08000,1),
+ ERASEINFO(0x02000,2),
+ ERASEINFO(0x04000,1),
+ }
+ }, {
+ .mfr_id = MANUFACTURER_AMD,
+ .dev_id = AM29SL800DB,
+ .name = "AMD AM29SL800DB",
+ .devtypes = CFI_DEVICETYPE_X16|CFI_DEVICETYPE_X8,
+ .uaddr = MTD_UADDR_0x0AAA_0x0555,
+ .dev_size = SIZE_1MiB,
+ .cmd_set = P_ID_AMD_STD,
+ .nr_regions = 4,
+ .regions = {
+ ERASEINFO(0x04000,1),
+ ERASEINFO(0x02000,2),
+ ERASEINFO(0x08000,1),
+ ERASEINFO(0x10000,15),
+ }
}, {
.mfr_id = MANUFACTURER_ATMEL,
.dev_id = AT49BV512,
ERASEINFO(0x10000,63),
ERASEINFO(0x02000,8)
}
+ }, {
+ .mfr_id = MANUFACTURER_EON,
+ .dev_id = EN29SL800BT,
+ .name = "Eon EN29SL800BT",
+ .devtypes = CFI_DEVICETYPE_X16|CFI_DEVICETYPE_X8,
+ .uaddr = MTD_UADDR_0x0AAA_0x0555,
+ .dev_size = SIZE_1MiB,
+ .cmd_set = P_ID_AMD_STD,
+ .nr_regions = 4,
+ .regions = {
+ ERASEINFO(0x10000,15),
+ ERASEINFO(0x08000,1),
+ ERASEINFO(0x02000,2),
+ ERASEINFO(0x04000,1),
+ }
+ }, {
+ .mfr_id = MANUFACTURER_EON,
+ .dev_id = EN29SL800BB,
+ .name = "Eon EN29SL800BB",
+ .devtypes = CFI_DEVICETYPE_X16|CFI_DEVICETYPE_X8,
+ .uaddr = MTD_UADDR_0x0AAA_0x0555,
+ .dev_size = SIZE_1MiB,
+ .cmd_set = P_ID_AMD_STD,
+ .nr_regions = 4,
+ .regions = {
+ ERASEINFO(0x04000,1),
+ ERASEINFO(0x02000,2),
+ ERASEINFO(0x08000,1),
+ ERASEINFO(0x10000,15),
+ }
}, {
.mfr_id = MANUFACTURER_FUJITSU,
.dev_id = MBM29F040C,
.nr_regions = 1,
.regions = {
ERASEINFO(0x10000,16),
+ },
+ }, {
+ .mfr_id = MANUFACTURER_ST,
+ .dev_id = M50FLW080A,
+ .name = "ST M50FLW080A",
+ .devtypes = CFI_DEVICETYPE_X8,
+ .uaddr = MTD_UADDR_UNNECESSARY,
+ .dev_size = SIZE_1MiB,
+ .cmd_set = P_ID_INTEL_EXT,
+ .nr_regions = 4,
+ .regions = {
+ ERASEINFO(0x1000,16),
+ ERASEINFO(0x10000,13),
+ ERASEINFO(0x1000,16),
+ ERASEINFO(0x1000,16),
+ }
+ }, {
+ .mfr_id = MANUFACTURER_ST,
+ .dev_id = M50FLW080B,
+ .name = "ST M50FLW080B",
+ .devtypes = CFI_DEVICETYPE_X8,
+ .uaddr = MTD_UADDR_UNNECESSARY,
+ .dev_size = SIZE_1MiB,
+ .cmd_set = P_ID_INTEL_EXT,
+ .nr_regions = 4,
+ .regions = {
+ ERASEINFO(0x1000,16),
+ ERASEINFO(0x1000,16),
+ ERASEINFO(0x10000,13),
+ ERASEINFO(0x1000,16),
}
}, {
.mfr_id = MANUFACTURER_TOSHIBA,
{
map_word result;
unsigned long mask;
- u32 ofs = cfi_build_cmd_addr(0, cfi_interleave(cfi), cfi->device_type);
- mask = (1 << (cfi->device_type * 8)) -1;
- result = map_read(map, base + ofs);
+ int bank = 0;
+
+ /* According to JEDEC "Standard Manufacturer's Identification Code"
+ * (http://www.jedec.org/download/search/jep106W.pdf)
+ * several first banks can contain 0x7f instead of actual ID
+ */
+ do {
+ uint32_t ofs = cfi_build_cmd_addr(0 + (bank << 8),
+ cfi_interleave(cfi),
+ cfi->device_type);
+ mask = (1 << (cfi->device_type * 8)) - 1;
+ result = map_read(map, base + ofs);
+ bank++;
+ } while ((result.x[0] & mask) == CONTINUATION_CODE);
+
return result.x[0] & mask;
}
/*
* Common code to handle absent "placeholder" devices
* Copyright 2001 Resilience Corporation <ebrower@resilience.com>
- * $Id: map_absent.c,v 1.6 2005/11/07 11:14:23 gleixner Exp $
*
* This map driver is used to allocate "placeholder" MTD
* devices on systems that have socketed/removable media.
/*
* Common code to handle map devices which are simple RAM
* (C) 2000 Red Hat. GPL'd.
- * $Id: map_ram.c,v 1.22 2005/01/05 18:05:12 dwmw2 Exp $
*/
#include <linux/module.h>
/*
* Common code to handle map devices which are simple ROM
* (C) 2000 Red Hat. GPL'd.
- * $Id: map_rom.c,v 1.23 2005/01/05 18:05:12 dwmw2 Exp $
*/
#include <linux/module.h>
/*
- * $Id: cmdlinepart.c,v 1.19 2005/11/07 11:14:19 gleixner Exp $
- *
* Read flash partition table from command line
*
* Copyright 2002 SYSGO Real-Time Solutions GmbH
# drivers/mtd/maps/Kconfig
-# $Id: Kconfig,v 1.18 2005/11/07 11:14:24 gleixner Exp $
menu "Self-contained MTD device drivers"
depends on MTD!=n
#
# linux/drivers/devices/Makefile
#
-# $Id: Makefile.common,v 1.7 2004/12/22 17:51:15 joern Exp $
obj-$(CONFIG_MTD_DOC2000) += doc2000.o
obj-$(CONFIG_MTD_DOC2001) += doc2001.o
/*
- * $Id: block2mtd.c,v 1.30 2005/11/29 14:48:32 gleixner Exp $
- *
* block2mtd.c - create an mtd from a block device
*
* Copyright (C) 2001,2002 Simon Evans <spse@secret.org.uk>
#include <linux/mutex.h>
#include <linux/mount.h>
-#define VERSION "$Revision: 1.30 $"
-
-
#define ERROR(fmt, args...) printk(KERN_ERR "block2mtd: " fmt "\n" , ## args)
#define INFO(fmt, args...) printk(KERN_INFO "block2mtd: " fmt "\n" , ## args)
static int __init block2mtd_init(void)
{
int ret = 0;
- INFO("version " VERSION);
#ifndef MODULE
if (strlen(block2mtd_paramline))
* Linux driver for Disk-On-Chip 2000 and Millennium
* (c) 1999 Machine Vision Holdings, Inc.
* (c) 1999, 2000 David Woodhouse <dwmw2@infradead.org>
- *
- * $Id: doc2000.c,v 1.67 2005/11/07 11:14:24 gleixner Exp $
*/
#include <linux/kernel.h>
* Linux driver for Disk-On-Chip Millennium
* (c) 1999 Machine Vision Holdings, Inc.
* (c) 1999, 2000 David Woodhouse <dwmw2@infradead.org>
- *
- * $Id: doc2001.c,v 1.49 2005/11/07 11:14:24 gleixner Exp $
*/
#include <linux/kernel.h>
* (c) 1999 Machine Vision Holdings, Inc.
* (c) 1999, 2000 David Woodhouse <dwmw2@infradead.org>
*
- * $Id: doc2001plus.c,v 1.14 2005/11/07 11:14:24 gleixner Exp $
- *
* Released under GPL
*/
* Author: Fabrice Bellard (fabrice.bellard@netgem.com)
* Copyright (C) 2000 Netgem S.A.
*
- * $Id: docecc.c,v 1.7 2005/11/07 11:14:25 gleixner Exp $
- *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
/* (C) 1999 Machine Vision Holdings, Inc. */
/* (C) 1999-2003 David Woodhouse <dwmw2@infradead.org> */
-/* $Id: docprobe.c,v 1.46 2005/11/07 11:14:25 gleixner Exp $ */
-
-
/* DOC_PASSIVE_PROBE:
In order to ensure that the BIOS checksum is correct at boot time, and
/*
* MTD driver for the 28F160F3 Flash Memory (non-CFI) on LART.
*
- * $Id: lart.c,v 1.9 2005/11/07 11:14:25 gleixner Exp $
- *
* Author: Abraham vd Merwe <abraham@2d3d.co.za>
*
* Copyright (c) 2001, 2d3D, Inc.
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
- *
- * $Id: ms02-nv.c,v 1.11 2005/11/14 13:41:47 macro Exp $
*/
#include <linux/init.h>
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
- *
- * $Id: ms02-nv.h,v 1.3 2003/08/19 09:25:36 dwmw2 Exp $
*/
#include <linux/ioport.h>
struct dataflash {
- u8 command[4];
+ uint8_t command[4];
char name[24];
unsigned partitioned:1;
struct spi_transfer x = { .tx_dma = 0, };
struct spi_message msg;
unsigned blocksize = priv->page_size << 3;
- u8 *command;
+ uint8_t *command;
DEBUG(MTD_DEBUG_LEVEL2, "%s: erase addr=0x%x len 0x%x\n",
spi->dev.bus_id,
pageaddr = pageaddr << priv->page_offset;
command[0] = do_block ? OP_ERASE_BLOCK : OP_ERASE_PAGE;
- command[1] = (u8)(pageaddr >> 16);
- command[2] = (u8)(pageaddr >> 8);
+ command[1] = (uint8_t)(pageaddr >> 16);
+ command[2] = (uint8_t)(pageaddr >> 8);
command[3] = 0;
DEBUG(MTD_DEBUG_LEVEL3, "ERASE %s: (%x) %x %x %x [%i]\n",
struct spi_transfer x[2] = { { .tx_dma = 0, }, };
struct spi_message msg;
unsigned int addr;
- u8 *command;
+ uint8_t *command;
int status;
DEBUG(MTD_DEBUG_LEVEL2, "%s: read 0x%x..0x%x\n",
* fewer "don't care" bytes. Both buffers stay unchanged.
*/
command[0] = OP_READ_CONTINUOUS;
- command[1] = (u8)(addr >> 16);
- command[2] = (u8)(addr >> 8);
- command[3] = (u8)(addr >> 0);
+ command[1] = (uint8_t)(addr >> 16);
+ command[2] = (uint8_t)(addr >> 8);
+ command[3] = (uint8_t)(addr >> 0);
/* plus 4 "don't care" bytes */
status = spi_sync(priv->spi, &msg);
size_t remaining = len;
u_char *writebuf = (u_char *) buf;
int status = -EINVAL;
- u8 *command;
+ uint8_t *command;
DEBUG(MTD_DEBUG_LEVEL2, "%s: write 0x%x..0x%x\n",
spi->dev.bus_id, (unsigned)to, (unsigned)(to + len));
device->write = dataflash_write;
device->priv = priv;
- dev_info(&spi->dev, "%s (%d KBytes)\n", name, device->size/1024);
+ dev_info(&spi->dev, "%s (%d KBytes) pagesize %d bytes, "
+ "erasesize %d bytes\n", name, device->size/1024,
+ pagesize, pagesize * 8); /* 8 pages = 1 block */
dev_set_drvdata(&spi->dev, priv);
if (mtd_has_partitions()) {
*
* Device Density ID code #Pages PageSize Offset
* AT45DB011B 1Mbit (128K) xx0011xx (0x0c) 512 264 9
- * AT45DB021B 2Mbit (256K) xx0101xx (0x14) 1025 264 9
+ * AT45DB021B 2Mbit (256K) xx0101xx (0x14) 1024 264 9
* AT45DB041B 4Mbit (512K) xx0111xx (0x1c) 2048 264 9
* AT45DB081B 8Mbit (1M) xx1001xx (0x24) 4096 264 9
* AT45DB0161B 16Mbit (2M) xx1011xx (0x2c) 4096 528 10
* AT45DB0642 64Mbit (8M) xx111xxx (0x3c) 8192 1056 11
* AT45DB1282 128Mbit (16M) xx0100xx (0x10) 16384 1056 11
*/
+
+struct flash_info {
+ char *name;
+
+ /* JEDEC id zero means "no ID" (most older chips); otherwise it has
+ * a high byte of zero plus three data bytes: the manufacturer id,
+ * then a two byte device id.
+ */
+ uint32_t jedec_id;
+
+ /* The size listed here is what works with OPCODE_SE, which isn't
+ * necessarily called a "sector" by the vendor.
+ */
+ unsigned nr_pages;
+ uint16_t pagesize;
+ uint16_t pageoffset;
+
+ uint16_t flags;
+#define SUP_POW2PS 0x02
+#define IS_POW2PS 0x01
+};
+
+static struct flash_info __devinitdata dataflash_data [] = {
+
+ { "at45db011d", 0x1f2200, 512, 264, 9, SUP_POW2PS},
+ { "at45db011d", 0x1f2200, 512, 256, 8, SUP_POW2PS | IS_POW2PS},
+
+ { "at45db021d", 0x1f2300, 1024, 264, 9, SUP_POW2PS},
+ { "at45db021d", 0x1f2300, 1024, 256, 8, SUP_POW2PS | IS_POW2PS},
+
+ { "at45db041d", 0x1f2400, 2048, 264, 9, SUP_POW2PS},
+ { "at45db041d", 0x1f2400, 2048, 256, 8, SUP_POW2PS | IS_POW2PS},
+
+ { "at45db081d", 0x1f2500, 4096, 264, 9, SUP_POW2PS},
+ { "at45db081d", 0x1f2500, 4096, 256, 8, SUP_POW2PS | IS_POW2PS},
+
+ { "at45db161d", 0x1f2600, 4096, 528, 10, SUP_POW2PS},
+ { "at45db161d", 0x1f2600, 4096, 512, 9, SUP_POW2PS | IS_POW2PS},
+
+ { "at45db321c", 0x1f2700, 8192, 528, 10, },
+
+ { "at45db321d", 0x1f2701, 8192, 528, 10, SUP_POW2PS},
+ { "at45db321d", 0x1f2701, 8192, 512, 9, SUP_POW2PS | IS_POW2PS},
+
+ { "at45db641d", 0x1f2800, 8192, 1056, 11, SUP_POW2PS},
+ { "at45db641d", 0x1f2800, 8192, 1024, 10, SUP_POW2PS | IS_POW2PS},
+};
+
+static struct flash_info *__devinit jedec_probe(struct spi_device *spi)
+{
+ int tmp;
+ uint8_t code = OP_READ_ID;
+ uint8_t id[3];
+ uint32_t jedec;
+ struct flash_info *info;
+ int status;
+
+
+ /* JEDEC also defines an optional "extended device information"
+ * string for after vendor-specific data, after the three bytes
+ * we use here. Supporting some chips might require using it.
+ */
+ tmp = spi_write_then_read(spi, &code, 1, id, 3);
+ if (tmp < 0) {
+ DEBUG(MTD_DEBUG_LEVEL0, "%s: error %d reading JEDEC ID\n",
+ spi->dev.bus_id, tmp);
+ return NULL;
+ }
+ jedec = id[0];
+ jedec = jedec << 8;
+ jedec |= id[1];
+ jedec = jedec << 8;
+ jedec |= id[2];
+
+ for (tmp = 0, info = dataflash_data;
+ tmp < ARRAY_SIZE(dataflash_data);
+ tmp++, info++) {
+ if (info->jedec_id == jedec) {
+ if (info->flags & SUP_POW2PS) {
+ status = dataflash_status(spi);
+ if (status & 0x1)
+ /* return power of 2 pagesize */
+ return ++info;
+ else
+ return info;
+ }
+ }
+ }
+ return NULL;
+}
+
static int __devinit dataflash_probe(struct spi_device *spi)
{
int status;
+ struct flash_info *info;
+
+ /*
+ * Try to detect dataflash by JEDEC ID.
+ * If it succeeds we know we have either a C or D part.
+ * D will support power of 2 pagesize option.
+ */
+
+ info = jedec_probe(spi);
+
+ if (info != NULL)
+ return add_dataflash(spi, info->name, info->nr_pages,
+ info->pagesize, info->pageoffset);
+
status = dataflash_status(spi);
if (status <= 0 || status == 0xff) {
status = add_dataflash(spi, "AT45DB011B", 512, 264, 9);
break;
case 0x14: /* 0 1 0 1 x x */
- status = add_dataflash(spi, "AT45DB021B", 1025, 264, 9);
+ status = add_dataflash(spi, "AT45DB021B", 1024, 264, 9);
break;
case 0x1c: /* 0 1 1 1 x x */
- status = add_dataflash(spi, "AT45DB041x", 2048, 264, 9);
+ status = add_dataflash(spi, "AT45DB041B", 2048, 264, 9);
break;
case 0x24: /* 1 0 0 1 x x */
status = add_dataflash(spi, "AT45DB081B", 4096, 264, 9);
break;
case 0x2c: /* 1 0 1 1 x x */
- status = add_dataflash(spi, "AT45DB161x", 4096, 528, 10);
+ status = add_dataflash(spi, "AT45DB161B", 4096, 528, 10);
break;
case 0x34: /* 1 1 0 1 x x */
status = add_dataflash(spi, "AT45DB321x", 8192, 528, 10);
/*
* mtdram - a test mtd device
- * $Id: mtdram.c,v 1.37 2005/04/21 03:42:11 joern Exp $
* Author: Alexander Larsson <alex@cendio.se>
*
* Copyright (c) 1999 Alexander Larsson <alex@cendio.se>
/**
- * $Id: phram.c,v 1.16 2005/11/07 11:14:25 gleixner Exp $
- *
* Copyright (c) ???? Jochen Schäuble <psionic@psionic.de>
* Copyright (c) 2003-2004 Joern Engel <joern@wh.fh-wedel.de>
*
/*
- * $Id: pmc551.c,v 1.32 2005/11/07 11:14:25 gleixner Exp $
- *
* PMC551 PCI Mezzanine Ram Device
*
* Author:
/*======================================================================
- $Id: slram.c,v 1.36 2005/11/07 11:14:25 gleixner Exp $
-
This driver provides a method to access memory not used by the kernel
itself (i.e. if the kernel commandline mem=xxx is used). To actually
use slram at least mtdblock or mtdchar is required (for block or
/* This version ported to the Linux-MTD system by dwmw2@infradead.org
- * $Id: ftl.c,v 1.59 2005/11/29 14:48:31 gleixner Exp $
*
* Fixes: Arnaldo Carvalho de Melo <acme@conectiva.com.br>
* - fixes some leaks on failure in build_maps and ftl_notify_add, cleanups
static int init_ftl(void)
{
- DEBUG(0, "$Id: ftl.c,v 1.59 2005/11/29 14:48:31 gleixner Exp $\n");
-
return register_mtd_blktrans(&ftl_tr);
}
* (c) 1999 Machine Vision Holdings, Inc.
* Author: David Woodhouse <dwmw2@infradead.org>
*
- * $Id: inftlcore.c,v 1.19 2005/11/07 11:14:20 gleixner Exp $
- *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
static int __init init_inftl(void)
{
- printk(KERN_INFO "INFTL: inftlcore.c $Revision: 1.19 $, "
- "inftlmount.c %s\n", inftlmountrev);
-
return register_mtd_blktrans(&inftl_tr);
}
* Author: Fabrice Bellard (fabrice.bellard@netgem.com)
* Copyright (C) 2000 Netgem S.A.
*
- * $Id: inftlmount.c,v 1.18 2005/11/07 11:14:20 gleixner Exp $
- *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
#include <linux/mtd/inftl.h>
#include <linux/mtd/compatmac.h>
-char inftlmountrev[]="$Revision: 1.18 $";
-
/*
* find_boot_record: Find the INFTL Media Header and its Spare copy which
* contains the various device information of the INFTL partition and
# drivers/mtd/maps/Kconfig
-# $Id: Kconfig,v 1.61 2005/11/07 11:14:26 gleixner Exp $
menu "Mapping drivers for chip access"
depends on MTD!=n
If unsure, say N.
+config MTD_BFIN_ASYNC
+ tristate "Blackfin BF533-STAMP Flash Chip Support"
+ depends on BFIN533_STAMP && MTD_CFI
+ select MTD_PARTITIONS
+ default y
+ help
+ Map driver which allows for simultaneous utilization of
+ ethernet and CFI parallel flash.
+
+ If compiled as a module, it will be called bfin-async-flash.
+
config MTD_UCLINUX
tristate "Generic uClinux RAM/ROM filesystem support"
depends on MTD_PARTITIONS && !MMU
#
# linux/drivers/maps/Makefile
#
-# $Id: Makefile.common,v 1.34 2005/11/07 11:14:26 gleixner Exp $
ifeq ($(CONFIG_MTD_COMPLEX_MAPPINGS),y)
obj-$(CONFIG_MTD) += map_funcs.o
obj-$(CONFIG_MTD_OMAP_NOR) += omap_nor.o
obj-$(CONFIG_MTD_MTX1) += mtx-1_flash.o
obj-$(CONFIG_MTD_INTEL_VR_NOR) += intel_vr_nor.o
+obj-$(CONFIG_MTD_BFIN_ASYNC) += bfin-async-flash.o
* amd76xrom.c
*
* Normal mappings of chips in physical memory
- * $Id: amd76xrom.c,v 1.21 2005/11/07 11:14:26 gleixner Exp $
*/
#include <linux/module.h>
* NV-RAM memory access on autcpu12
* (C) 2002 Thomas Gleixner (gleixner@autronix.de)
*
- * $Id: autcpu12-nvram.c,v 1.9 2005/11/07 11:14:26 gleixner Exp $
- *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* 20-Sep-2004 BJD Initial version
* 17-Jan-2005 BJD Add whole device if no partitions found
*
- * $Id: bast-flash.c,v 1.5 2005/11/07 11:14:26 gleixner Exp $
- *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
--- /dev/null
+/*
+ * drivers/mtd/maps/bfin-async-flash.c
+ *
+ * Handle the case where flash memory and ethernet mac/phy are
+ * mapped onto the same async bank. The BF533-STAMP does this
+ * for example. All board-specific configuration goes in your
+ * board resources file.
+ *
+ * Copyright 2000 Nicolas Pitre <nico@cam.org>
+ * Copyright 2005-2008 Analog Devices Inc.
+ *
+ * Enter bugs at http://blackfin.uclinux.org/
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/map.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+#include <linux/platform_device.h>
+#include <linux/types.h>
+
+#include <asm/blackfin.h>
+#include <linux/gpio.h>
+#include <linux/io.h>
+#include <asm/unaligned.h>
+
+#define pr_devinit(fmt, args...) ({ static const __devinitconst char __fmt[] = fmt; printk(__fmt, ## args); })
+
+#define DRIVER_NAME "bfin-async-flash"
+
+struct async_state {
+ struct mtd_info *mtd;
+ struct map_info map;
+ int enet_flash_pin;
+ uint32_t flash_ambctl0, flash_ambctl1;
+ uint32_t save_ambctl0, save_ambctl1;
+ unsigned long irq_flags;
+};
+
+static void switch_to_flash(struct async_state *state)
+{
+ local_irq_save(state->irq_flags);
+
+ gpio_set_value(state->enet_flash_pin, 0);
+
+ state->save_ambctl0 = bfin_read_EBIU_AMBCTL0();
+ state->save_ambctl1 = bfin_read_EBIU_AMBCTL1();
+ bfin_write_EBIU_AMBCTL0(state->flash_ambctl0);
+ bfin_write_EBIU_AMBCTL1(state->flash_ambctl1);
+ SSYNC();
+}
+
+static void switch_back(struct async_state *state)
+{
+ bfin_write_EBIU_AMBCTL0(state->save_ambctl0);
+ bfin_write_EBIU_AMBCTL1(state->save_ambctl1);
+ SSYNC();
+
+ gpio_set_value(state->enet_flash_pin, 1);
+
+ local_irq_restore(state->irq_flags);
+}
+
+static map_word bfin_read(struct map_info *map, unsigned long ofs)
+{
+ struct async_state *state = (struct async_state *)map->map_priv_1;
+ uint16_t word;
+ map_word test;
+
+ switch_to_flash(state);
+
+ word = readw(map->virt + ofs);
+
+ switch_back(state);
+
+ test.x[0] = word;
+ return test;
+}
+
+static void bfin_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len)
+{
+ struct async_state *state = (struct async_state *)map->map_priv_1;
+
+ switch_to_flash(state);
+
+ memcpy(to, map->virt + from, len);
+
+ switch_back(state);
+}
+
+static void bfin_write(struct map_info *map, map_word d1, unsigned long ofs)
+{
+ struct async_state *state = (struct async_state *)map->map_priv_1;
+ uint16_t d;
+
+ d = d1.x[0];
+
+ switch_to_flash(state);
+
+ writew(d, map->virt + ofs);
+ SSYNC();
+
+ switch_back(state);
+}
+
+static void bfin_copy_to(struct map_info *map, unsigned long to, const void *from, ssize_t len)
+{
+ struct async_state *state = (struct async_state *)map->map_priv_1;
+
+ switch_to_flash(state);
+
+ memcpy(map->virt + to, from, len);
+ SSYNC();
+
+ switch_back(state);
+}
+
+#ifdef CONFIG_MTD_PARTITIONS
+static const char *part_probe_types[] = { "cmdlinepart", "RedBoot", NULL };
+#endif
+
+static int __devinit bfin_flash_probe(struct platform_device *pdev)
+{
+ int ret;
+ struct physmap_flash_data *pdata = pdev->dev.platform_data;
+ struct resource *memory = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ struct resource *flash_ambctl = platform_get_resource(pdev, IORESOURCE_MEM, 1);
+ struct async_state *state;
+
+ state = kzalloc(sizeof(*state), GFP_KERNEL);
+ if (!state)
+ return -ENOMEM;
+
+ state->map.name = DRIVER_NAME;
+ state->map.read = bfin_read;
+ state->map.copy_from = bfin_copy_from;
+ state->map.write = bfin_write;
+ state->map.copy_to = bfin_copy_to;
+ state->map.bankwidth = pdata->width;
+ state->map.size = memory->end - memory->start + 1;
+ state->map.virt = (void __iomem *)memory->start;
+ state->map.phys = memory->start;
+ state->map.map_priv_1 = (unsigned long)state;
+ state->enet_flash_pin = platform_get_irq(pdev, 0);
+ state->flash_ambctl0 = flash_ambctl->start;
+ state->flash_ambctl1 = flash_ambctl->end;
+
+ if (gpio_request(state->enet_flash_pin, DRIVER_NAME)) {
+ pr_devinit(KERN_ERR DRIVER_NAME ": Failed to request gpio %d\n", state->enet_flash_pin);
+ return -EBUSY;
+ }
+ gpio_direction_output(state->enet_flash_pin, 1);
+
+ pr_devinit(KERN_NOTICE DRIVER_NAME ": probing %d-bit flash bus\n", state->map.bankwidth * 8);
+ state->mtd = do_map_probe(memory->name, &state->map);
+ if (!state->mtd)
+ return -ENXIO;
+
+#ifdef CONFIG_MTD_PARTITIONS
+ ret = parse_mtd_partitions(state->mtd, part_probe_types, &pdata->parts, 0);
+ if (ret > 0) {
+ pr_devinit(KERN_NOTICE DRIVER_NAME ": Using commandline partition definition\n");
+ add_mtd_partitions(state->mtd, pdata->parts, ret);
+
+ } else if (pdata->nr_parts) {
+ pr_devinit(KERN_NOTICE DRIVER_NAME ": Using board partition definition\n");
+ add_mtd_partitions(state->mtd, pdata->parts, pdata->nr_parts);
+
+ } else
+#endif
+ {
+ pr_devinit(KERN_NOTICE DRIVER_NAME ": no partition info available, registering whole flash at once\n");
+ add_mtd_device(state->mtd);
+ }
+
+ platform_set_drvdata(pdev, state);
+
+ return 0;
+}
+
+static int __devexit bfin_flash_remove(struct platform_device *pdev)
+{
+ struct async_state *state = platform_get_drvdata(pdev);
+ gpio_free(state->enet_flash_pin);
+#ifdef CONFIG_MTD_PARTITIONS
+ del_mtd_partitions(state->mtd);
+#endif
+ map_destroy(state->mtd);
+ kfree(state);
+ return 0;
+}
+
+static struct platform_driver bfin_flash_driver = {
+ .probe = bfin_flash_probe,
+ .remove = __devexit_p(bfin_flash_remove),
+ .driver = {
+ .name = DRIVER_NAME,
+ },
+};
+
+static int __init bfin_flash_init(void)
+{
+ return platform_driver_register(&bfin_flash_driver);
+}
+module_init(bfin_flash_init);
+
+static void __exit bfin_flash_exit(void)
+{
+ platform_driver_unregister(&bfin_flash_driver);
+}
+module_exit(bfin_flash_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("MTD map driver for Blackfins with flash/ethernet on same async bank");
/*
* Flash on Cirrus CDB89712
*
- * $Id: cdb89712.c,v 1.11 2005/11/07 11:14:26 gleixner Exp $
*/
#include <linux/module.h>
*
* (C) 2000 Nicolas Pitre <nico@cam.org>
*
- * $Id: ceiva.c,v 1.11 2004/09/16 23:27:12 gleixner Exp $
*/
#include <linux/module.h>
/*
* Copyright © 2001 Flaga hf. Medical Devices, Kári Davíðsson <kd@flaga.is>
*
- * $Id: cfi_flagadm.c,v 1.15 2005/11/07 11:14:26 gleixner Exp $
- *
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
/*
- * $Id: dbox2-flash.c,v 1.14 2005/11/07 11:14:26 gleixner Exp $
- *
* D-Box 2 flash driver
*/
* (C) 2000 Nicolas Pitre <nico@cam.org>
*
* This code is GPL
- *
- * $Id: dc21285.c,v 1.24 2005/11/07 11:14:26 gleixner Exp $
*/
#include <linux/module.h>
#include <linux/types.h>
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*
- * $Id: dilnetpc.c,v 1.20 2005/11/07 11:14:26 gleixner Exp $
- *
* The DIL/Net PC is a tiny embedded PC board made by SSV Embedded Systems
* featuring the AMD Elan SC410 processor. There are two variants of this
* board: DNP/1486 and ADNP/1486. The DNP version has 2 megs of flash
*
* Flash map driver for the Dy4 SVME182 board
*
- * $Id: dmv182.c,v 1.6 2005/11/07 11:14:26 gleixner Exp $
- *
* Copyright 2003-2004, TimeSys Corporation
*
* Based on the SVME181 flash map, by Tom Nelson, Dot4, Inc. for TimeSys Corp.
/*
- * $Id: ebony.c,v 1.16 2005/11/07 11:14:26 gleixner Exp $
- *
* Mapping for Ebony user flash
*
* Matt Porter <mporter@kernel.crashing.org>
/*
- * $Id: edb7312.c,v 1.14 2005/11/07 11:14:27 gleixner Exp $
- *
* Handle mapping of the NOR flash on Cogent EDB7312 boards
*
* Copyright 2002 SYSGO Real-Time Solutions GmbH
/* fortunet.c memory map
*
- * $Id: fortunet.c,v 1.11 2005/11/07 11:14:27 gleixner Exp $
*/
#include <linux/module.h>
* Flash memory access on Hynix GMS30C7201/HMS30C7202 based
* evaluation boards
*
- * $Id: h720x-flash.c,v 1.12 2005/11/07 11:14:27 gleixner Exp $
- *
* (C) 2002 Jungjun Kim <jungjun.kim@hynix.com>
* 2003 Thomas Gleixner <tglx@linutronix.de>
*/
* ichxrom.c
*
* Normal mappings of chips in physical memory
- * $Id: ichxrom.c,v 1.19 2005/11/07 11:14:27 gleixner Exp $
*/
#include <linux/module.h>
/*
- * $Id: impa7.c,v 1.14 2005/11/07 11:14:27 gleixner Exp $
- *
* Handle mapping of the NOR flash on implementa A7 boards
*
* Copyright 2002 SYSGO Real-Time Solutions GmbH
This is access code for flashes using ARM's flash partitioning
standards.
- $Id: integrator-flash.c,v 1.20 2005/11/07 11:14:27 gleixner Exp $
-
======================================================================*/
#include <linux/module.h>
* (C) 2000 Nicolas Pitre <nico@cam.org>
* (C) 2002 Hewlett-Packard Company <jamey.hicks@hp.com>
* (C) 2003 Christian Pellegrin <chri@ascensit.com>, <chri@infis.univ.ts.it>: concatenation of multiple flashes
- *
- * $Id: ipaq-flash.c,v 1.5 2005/11/07 11:14:27 gleixner Exp $
*/
#include <linux/module.h>
/*
- * $Id: ixp2000.c,v 1.9 2005/11/07 11:14:27 gleixner Exp $
- *
* drivers/mtd/maps/ixp2000.c
*
* Mapping for the Intel XScale IXP2000 based systems
/*
- * $Id: ixp4xx.c,v 1.13 2005/11/16 16:23:21 dvrabel Exp $
- *
* drivers/mtd/maps/ixp4xx.c
*
* MTD Map file for IXP4XX based systems. Please do not make per-board
/*
- * $Id: l440gx.c,v 1.18 2005/11/07 11:14:27 gleixner Exp $
- *
* BIOS Flash chip on Intel 440GX board.
*
* Bugs this currently does not work under linuxBIOS.
/*
- * $Id: map_funcs.c,v 1.10 2005/06/06 23:04:36 tpoynor Exp $
- *
* Out-of-line map I/O functions for simple maps when CONFIG_COMPLEX_MAPPINGS
* is enabled.
*/
/*
- * $Id: mbx860.c,v 1.9 2005/11/07 11:14:27 gleixner Exp $
- *
* Handle mapping of the flash on MBX860 boards
*
* Author: Anton Todorov
/*
* Flash memory access on 4G Systems MTX-1 boards
*
- * $Id: mtx-1_flash.c,v 1.2 2005/11/07 11:14:27 gleixner Exp $
- *
* (C) 2005 Bruno Randolf <bruno.randolf@4g-systems.biz>
* (C) 2005 Joern Engel <joern@wohnheim.fh-wedel.de>
*
* Copyright (C) 2001 Mark Langsdorf (mark.langsdorf@amd.com)
* based on sc520cdp.c by Sysgo Real-Time Solutions GmbH
*
- * $Id: netsc520.c,v 1.14 2005/11/07 11:14:27 gleixner Exp $
- *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
*
* (C) Copyright 2000-2001, Greg Ungerer (gerg@snapgear.com)
* (C) Copyright 2001-2002, SnapGear (www.snapgear.com)
- *
- * $Id: nettel.c,v 1.12 2005/11/29 14:30:00 gleixner Exp $
*/
/****************************************************************************/
-// $Id: octagon-5066.c,v 1.28 2005/11/07 11:14:27 gleixner Exp $
/* ######################################################################
Octagon 5066 MTD Driver.
* jzhang@ti.com (C) 2003 Texas Instruments.
*
* (C) 2002 MontVista Software, Inc.
- *
- * $Id: omap-toto-flash.c,v 1.5 2005/11/07 11:14:27 gleixner Exp $
*/
#include <linux/module.h>
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
- * $Id: pci.c,v 1.14 2005/11/17 08:20:27 dwmw2 Exp $
- *
* Generic PCI memory map driver. We support the following boards:
* - Intel IQ80310 ATU.
* - Intel EBSA285 (blank rom programming mode). Tested working 27/09/2001
/*
- * $Id: pcmciamtd.c,v 1.55 2005/11/07 11:14:28 gleixner Exp $
- *
* pcmciamtd.c - MTD driver for PCMCIA flash memory cards
*
* Author: Simon Evans <spse@secret.org.uk>
#define DRIVER_DESC "PCMCIA Flash memory card driver"
-#define DRIVER_VERSION "$Revision: 1.55 $"
/* Size of the PCMCIA address space: 26 bits = 64 MB */
#define MAX_PCMCIA_ADDR 0x4000000
static int __init init_pcmciamtd(void)
{
- info(DRIVER_DESC " " DRIVER_VERSION);
+ info(DRIVER_DESC);
if(bankwidth && bankwidth != 1 && bankwidth != 2) {
info("bad bankwidth (%d), using default", bankwidth);
/*
- * $Id: physmap.c,v 1.39 2005/11/29 14:49:36 gleixner Exp $
- *
* Normal mappings of chips in physical memory
*
* Copyright (C) 2003 MontaVista Software Inc.
*
* Generic platfrom device based RAM map
*
- * $Id: plat-ram.c,v 1.7 2005/11/07 11:14:28 gleixner Exp $
- *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
/*
- * $Id: redwood.c,v 1.11 2005/11/07 11:14:28 gleixner Exp $
- *
* drivers/mtd/maps/redwood.c
*
* FLASH map for the IBM Redwood 4/5/6 boards.
/*
- * $Id: rpxlite.c,v 1.22 2004/11/04 13:24:15 gleixner Exp $
- *
* Handle mapping of the flash on the RPX Lite and CLLF boards
*/
* Flash memory access on SA11x0 based devices
*
* (C) 2000 Nicolas Pitre <nico@cam.org>
- *
- * $Id: sa1100-flash.c,v 1.51 2005/11/07 11:14:28 gleixner Exp $
*/
#include <linux/module.h>
#include <linux/types.h>
* Carolyn Smith, Tektronix, Inc.
*
* This code is GPLed
- *
- * $Id: sbc8240.c,v 1.5 2005/11/07 11:14:28 gleixner Exp $
- *
*/
/*
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
- $Id: sbc_gxx.c,v 1.35 2005/11/07 11:14:28 gleixner Exp $
-
The SBC-MediaGX / SBC-GXx has up to 16 MiB of
Intel StrataFlash (28F320/28F640) in x8 mode.
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*
- * $Id: sc520cdp.c,v 1.23 2005/11/17 08:20:27 dwmw2 Exp $
- *
*
* The SC520CDP is an evaluation board for the Elan SC520 processor available
* from AMD. It has two banks of 32-bit Flash ROM, each 8 Megabytes in size,
/*
* MTD map driver for BIOS Flash on Intel SCB2 boards
- * $Id: scb2_flash.c,v 1.12 2005/03/18 14:04:35 gleixner Exp $
* Copyright (C) 2002 Sun Microsystems, Inc.
* Tim Hockin <thockin@sun.com>
*
Copyright (c) 2001,2002 Christer Weinigel <wingel@nano-system.com>
- $Id: scx200_docflash.c,v 1.12 2005/11/07 11:14:28 gleixner Exp $
-
National Semiconductor SCx200 flash mapped with DOCCS
*/
* Copyright (C) 2001 Lineo Japan, Inc.
* Copyright (C) 2002 SHARP
*
- * $Id: sharpsl-flash.c,v 1.7 2005/11/07 11:14:28 gleixner Exp $
- *
* based on rpxlite.c,v 1.15 2001/10/02 15:05:14 dwmw2 Exp
* Handle mapping of the flash on the RPX Lite and CLLF boards
*
/*
- * $Id: solutionengine.c,v 1.15 2005/11/07 11:14:28 gleixner Exp $
- *
* Flash and EPROM on Hitachi Solution Engine and similar boards.
*
* (C) 2001 Red Hat, Inc.
-/* $Id: sun_uflash.c,v 1.13 2005/11/07 11:14:28 gleixner Exp $
+/*
*
* sun_uflash - Driver implementation for user-programmable flash
* present on many Sun Microsystems SME boardsets.
* Handle mapping of the flash memory access routines
* on TQM8xxL based devices.
*
- * $Id: tqm8xxl.c,v 1.15 2005/11/07 11:14:28 gleixner Exp $
- *
* based on rpxlite.c
*
* Copyright(C) 2001 Kirk Lee <kirk@hpc.ee.ntu.edu.tw>
* - Drive A and B use the resident flash disk (RFD) flash translation layer.
* - If you have created your own jffs file system and the bios overwrites
* it during boot, try disabling Drive A: and B: in the boot order.
- *
- * $Id: ts5500_flash.c,v 1.5 2005/11/07 11:14:28 gleixner Exp $
*/
#include <linux/init.h>
* tsunami_flash.c
*
* flash chip on alpha ds10...
- * $Id: tsunami_flash.c,v 1.10 2005/11/07 11:14:29 gleixner Exp $
*/
#include <asm/io.h>
#include <asm/core_tsunami.h>
* uclinux.c -- generic memory mapped MTD driver for uclinux
*
* (C) Copyright 2002, Greg Ungerer (gerg@snapgear.com)
- *
- * $Id: uclinux.c,v 1.12 2005/11/07 11:14:29 gleixner Exp $
*/
/****************************************************************************/
-// $Id: vmax301.c,v 1.32 2005/11/07 11:14:29 gleixner Exp $
/* ######################################################################
Tempustech VMAX SBC301 MTD Driver.
/*
- * $Id: walnut.c,v 1.3 2005/11/07 11:14:29 gleixner Exp $
- *
* Mapping for Walnut flash
* (used ebony.c as a "framework")
*
/*
- * $Id: wr_sbc82xx_flash.c,v 1.8 2005/11/07 11:14:29 gleixner Exp $
- *
* Map for flash chips on Wind River PowerQUICC II SBC82xx board.
*
* Copyright (C) 2004 Red Hat, Inc.
/*
- * $Id: mtd_blkdevs.c,v 1.27 2005/11/07 11:14:20 gleixner Exp $
- *
* (C) 2003 David Woodhouse <dwmw2@infradead.org>
*
* Interface to Linux 2.5 block layer for MTD 'translation layers'.
int add_mtd_blktrans_dev(struct mtd_blktrans_dev *new)
{
struct mtd_blktrans_ops *tr = new->tr;
- struct list_head *this;
+ struct mtd_blktrans_dev *d;
int last_devnum = -1;
struct gendisk *gd;
BUG();
}
- list_for_each(this, &tr->devs) {
- struct mtd_blktrans_dev *d = list_entry(this, struct mtd_blktrans_dev, list);
+ list_for_each_entry(d, &tr->devs, list) {
if (new->devnum == -1) {
/* Use first free number */
if (d->devnum != last_devnum+1) {
static void blktrans_notify_remove(struct mtd_info *mtd)
{
- struct list_head *this, *this2, *next;
-
- list_for_each(this, &blktrans_majors) {
- struct mtd_blktrans_ops *tr = list_entry(this, struct mtd_blktrans_ops, list);
-
- list_for_each_safe(this2, next, &tr->devs) {
- struct mtd_blktrans_dev *dev = list_entry(this2, struct mtd_blktrans_dev, list);
+ struct mtd_blktrans_ops *tr;
+ struct mtd_blktrans_dev *dev, *next;
+ list_for_each_entry(tr, &blktrans_majors, list)
+ list_for_each_entry_safe(dev, next, &tr->devs, list)
if (dev->mtd == mtd)
tr->remove_dev(dev);
- }
- }
}
static void blktrans_notify_add(struct mtd_info *mtd)
{
- struct list_head *this;
+ struct mtd_blktrans_ops *tr;
if (mtd->type == MTD_ABSENT)
return;
- list_for_each(this, &blktrans_majors) {
- struct mtd_blktrans_ops *tr = list_entry(this, struct mtd_blktrans_ops, list);
-
+ list_for_each_entry(tr, &blktrans_majors, list)
tr->add_mtd(tr, mtd);
- }
-
}
static struct mtd_notifier blktrans_notifier = {
int deregister_mtd_blktrans(struct mtd_blktrans_ops *tr)
{
- struct list_head *this, *next;
+ struct mtd_blktrans_dev *dev, *next;
mutex_lock(&mtd_table_mutex);
/* Remove it from the list of active majors */
list_del(&tr->list);
- list_for_each_safe(this, next, &tr->devs) {
- struct mtd_blktrans_dev *dev = list_entry(this, struct mtd_blktrans_dev, list);
+ list_for_each_entry_safe(dev, next, &tr->devs, list)
tr->remove_dev(dev);
- }
blk_cleanup_queue(tr->blkcore_priv->rq);
unregister_blkdev(tr->major, tr->name);
/*
* Direct MTD block device access
*
- * $Id: mtdblock.c,v 1.68 2005/11/07 11:14:20 gleixner Exp $
- *
* (C) 2000-2003 Nicolas Pitre <nico@cam.org>
* (C) 1999-2003 David Woodhouse <dwmw2@infradead.org>
*/
/*
- * $Id: mtdblock_ro.c,v 1.19 2004/11/16 18:28:59 dwmw2 Exp $
- *
* (C) 2003 David Woodhouse <dwmw2@infradead.org>
*
* Simple read-only (writable only for RAM) mtdblock driver
/*
- * $Id: mtdchar.c,v 1.76 2005/11/07 11:14:20 gleixner Exp $
- *
* Character-device access to raw MTD devices.
*
*/
* NAND support by Christian Gan <cgan@iders.ca>
*
* This code is GPL
- *
- * $Id: mtdconcat.c,v 1.11 2005/11/07 11:14:20 gleixner Exp $
*/
#include <linux/kernel.h>
/*
- * $Id: mtdcore.c,v 1.47 2005/11/07 11:14:20 gleixner Exp $
- *
* Core registration and callback routines for MTD
* drivers and users.
*
for (i=0; i < MAX_MTD_DEVICES; i++)
if (!mtd_table[i]) {
- struct list_head *this;
+ struct mtd_notifier *not;
mtd_table[i] = mtd;
mtd->index = i;
DEBUG(0, "mtd: Giving out device %d to %s\n",i, mtd->name);
/* No need to get a refcount on the module containing
the notifier, since we hold the mtd_table_mutex */
- list_for_each(this, &mtd_notifiers) {
- struct mtd_notifier *not = list_entry(this, struct mtd_notifier, list);
+ list_for_each_entry(not, &mtd_notifiers, list)
not->add(mtd);
- }
mutex_unlock(&mtd_table_mutex);
/* We _know_ we aren't being removed, because
mtd->index, mtd->name, mtd->usecount);
ret = -EBUSY;
} else {
- struct list_head *this;
+ struct mtd_notifier *not;
/* No need to get a refcount on the module containing
the notifier, since we hold the mtd_table_mutex */
- list_for_each(this, &mtd_notifiers) {
- struct mtd_notifier *not = list_entry(this, struct mtd_notifier, list);
+ list_for_each_entry(not, &mtd_notifiers, list)
not->remove(mtd);
- }
mtd_table[mtd->index] = NULL;
*
* This code is GPL
*
- * $Id: mtdpart.c,v 1.55 2005/11/07 11:14:20 gleixner Exp $
- *
* 02-21-2002 Thomas Gleixner <gleixner@autronix.de>
* added support for read_oob, write_oob
*/
int del_mtd_partitions(struct mtd_info *master)
{
- struct list_head *node;
- struct mtd_part *slave;
+ struct mtd_part *slave, *next;
- for (node = mtd_partitions.next;
- node != &mtd_partitions;
- node = node->next) {
- slave = list_entry(node, struct mtd_part, list);
+ list_for_each_entry_safe(slave, next, &mtd_partitions, list)
if (slave->master == master) {
- struct list_head *prev = node->prev;
- __list_del(prev, node->next);
+ list_del(&slave->list);
if(slave->registered)
del_mtd_device(&slave->mtd);
kfree(slave);
- node = prev;
}
- }
return 0;
}
static struct mtd_part_parser *get_partition_parser(const char *name)
{
- struct list_head *this;
- void *ret = NULL;
- spin_lock(&part_parser_lock);
+ struct mtd_part_parser *p, *ret = NULL;
- list_for_each(this, &part_parsers) {
- struct mtd_part_parser *p = list_entry(this, struct mtd_part_parser, list);
+ spin_lock(&part_parser_lock);
+ list_for_each_entry(p, &part_parsers, list)
if (!strcmp(p->name, name) && try_module_get(p->owner)) {
ret = p;
break;
}
- }
+
spin_unlock(&part_parser_lock);
return ret;
# drivers/mtd/nand/Kconfig
-# $Id: Kconfig,v 1.35 2005/11/07 11:14:30 gleixner Exp $
menuconfig MTD_NAND
tristate "NAND Device Support"
If you say "m", the module will be called "cs553x_nand.ko".
-config MTD_NAND_AT91
- bool "Support for NAND Flash / SmartMedia on AT91"
- depends on ARCH_AT91
+config MTD_NAND_ATMEL
+ bool "Support for NAND Flash / SmartMedia on AT91 and AVR32"
+ depends on ARCH_AT91 || AVR32
help
Enables support for NAND Flash / Smart Media Card interface
- on Atmel AT91 processors.
+ on Atmel AT91 and AVR32 processors.
choice
- prompt "ECC management for NAND Flash / SmartMedia on AT91"
- depends on MTD_NAND_AT91
+ prompt "ECC management for NAND Flash / SmartMedia on AT91 / AVR32"
+ depends on MTD_NAND_ATMEL
-config MTD_NAND_AT91_ECC_HW
+config MTD_NAND_ATMEL_ECC_HW
bool "Hardware ECC"
- depends on ARCH_AT91SAM9263 || ARCH_AT91SAM9260
+ depends on ARCH_AT91SAM9263 || ARCH_AT91SAM9260 || AVR32
help
- Uses hardware ECC provided by the at91sam9260/at91sam9263 chip
- instead of software ECC.
+ Use hardware ECC instead of software ECC when the chip
+ supports it.
+
The hardware ECC controller is capable of single bit error
correction and 2-bit random detection per page.
If unsure, say Y
-config MTD_NAND_AT91_ECC_SOFT
+config MTD_NAND_ATMEL_ECC_SOFT
bool "Software ECC"
help
- Uses software ECC.
+ Use software ECC.
NB : hardware and software ECC schemes are incompatible.
If you switch from one to another, you'll have to erase your
mtd partition.
-config MTD_NAND_AT91_ECC_NONE
+config MTD_NAND_ATMEL_ECC_NONE
bool "No ECC (testing only, DANGEROUS)"
depends on DEBUG_KERNEL
help
#
# linux/drivers/nand/Makefile
#
-# $Id: Makefile.common,v 1.15 2004/11/26 12:28:22 dedekind Exp $
obj-$(CONFIG_MTD_NAND) += nand.o nand_ecc.o
obj-$(CONFIG_MTD_NAND_IDS) += nand_ids.o
obj-$(CONFIG_MTD_NAND_NANDSIM) += nandsim.o
obj-$(CONFIG_MTD_NAND_CS553X) += cs553x_nand.o
obj-$(CONFIG_MTD_NAND_NDFC) += ndfc.o
-obj-$(CONFIG_MTD_NAND_AT91) += at91_nand.o
+obj-$(CONFIG_MTD_NAND_ATMEL) += atmel_nand.o
obj-$(CONFIG_MTD_NAND_CM_X270) += cmx270_nand.o
obj-$(CONFIG_MTD_NAND_BASLER_EXCITE) += excite_nandflash.o
obj-$(CONFIG_MTD_NAND_PXA3xx) += pxa3xx_nand.o
/*
- * drivers/mtd/nand/at91_nand.c
- *
* Copyright (C) 2003 Rick Bronson
*
* Derived from drivers/mtd/nand/autcpu12.c
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
-#include <asm/io.h>
-#include <asm/sizes.h>
+#include <linux/gpio.h>
+#include <linux/io.h>
-#include <asm/hardware.h>
#include <asm/arch/board.h>
-#include <asm/arch/gpio.h>
-#ifdef CONFIG_MTD_NAND_AT91_ECC_HW
+#ifdef CONFIG_MTD_NAND_ATMEL_ECC_HW
#define hard_ecc 1
#else
#define hard_ecc 0
#endif
-#ifdef CONFIG_MTD_NAND_AT91_ECC_NONE
+#ifdef CONFIG_MTD_NAND_ATMEL_ECC_NONE
#define no_ecc 1
#else
#define no_ecc 0
/* Register access macros */
#define ecc_readl(add, reg) \
- __raw_readl(add + AT91_ECC_##reg)
+ __raw_readl(add + ATMEL_ECC_##reg)
#define ecc_writel(add, reg, value) \
- __raw_writel((value), add + AT91_ECC_##reg)
+ __raw_writel((value), add + ATMEL_ECC_##reg)
-#include <asm/arch/at91_ecc.h> /* AT91SAM9260/3 ECC registers */
+#include "atmel_nand_ecc.h" /* Hardware ECC registers */
/* oob layout for large page size
* bad block info is on bytes 0 and 1
* the bytes have to be consecutives to avoid
* several NAND_CMD_RNDOUT during read
*/
-static struct nand_ecclayout at91_oobinfo_large = {
+static struct nand_ecclayout atmel_oobinfo_large = {
.eccbytes = 4,
.eccpos = {60, 61, 62, 63},
.oobfree = {
* the bytes have to be consecutives to avoid
* several NAND_CMD_RNDOUT during read
*/
-static struct nand_ecclayout at91_oobinfo_small = {
+static struct nand_ecclayout atmel_oobinfo_small = {
.eccbytes = 4,
.eccpos = {0, 1, 2, 3},
.oobfree = {
},
};
-struct at91_nand_host {
+struct atmel_nand_host {
struct nand_chip nand_chip;
struct mtd_info mtd;
void __iomem *io_base;
- struct at91_nand_data *board;
+ struct atmel_nand_data *board;
struct device *dev;
void __iomem *ecc;
};
/*
* Enable NAND.
*/
-static void at91_nand_enable(struct at91_nand_host *host)
+static void atmel_nand_enable(struct atmel_nand_host *host)
{
if (host->board->enable_pin)
- at91_set_gpio_value(host->board->enable_pin, 0);
+ gpio_set_value(host->board->enable_pin, 0);
}
/*
* Disable NAND.
*/
-static void at91_nand_disable(struct at91_nand_host *host)
+static void atmel_nand_disable(struct atmel_nand_host *host)
{
if (host->board->enable_pin)
- at91_set_gpio_value(host->board->enable_pin, 1);
+ gpio_set_value(host->board->enable_pin, 1);
}
/*
* Hardware specific access to control-lines
*/
-static void at91_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
+static void atmel_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
{
struct nand_chip *nand_chip = mtd->priv;
- struct at91_nand_host *host = nand_chip->priv;
+ struct atmel_nand_host *host = nand_chip->priv;
if (ctrl & NAND_CTRL_CHANGE) {
if (ctrl & NAND_NCE)
- at91_nand_enable(host);
+ atmel_nand_enable(host);
else
- at91_nand_disable(host);
+ atmel_nand_disable(host);
}
if (cmd == NAND_CMD_NONE)
return;
/*
* Read the Device Ready pin.
*/
-static int at91_nand_device_ready(struct mtd_info *mtd)
+static int atmel_nand_device_ready(struct mtd_info *mtd)
{
struct nand_chip *nand_chip = mtd->priv;
- struct at91_nand_host *host = nand_chip->priv;
+ struct atmel_nand_host *host = nand_chip->priv;
- return at91_get_gpio_value(host->board->rdy_pin);
+ return gpio_get_value(host->board->rdy_pin);
}
/*
* write oob for small pages
*/
-static int at91_nand_write_oob_512(struct mtd_info *mtd,
+static int atmel_nand_write_oob_512(struct mtd_info *mtd,
struct nand_chip *chip, int page)
{
int chunk = chip->ecc.bytes + chip->ecc.prepad + chip->ecc.postpad;
/*
* read oob for small pages
*/
-static int at91_nand_read_oob_512(struct mtd_info *mtd,
+static int atmel_nand_read_oob_512(struct mtd_info *mtd,
struct nand_chip *chip, int page, int sndcmd)
{
if (sndcmd) {
* dat: raw data (unused)
* ecc_code: buffer for ECC
*/
-static int at91_nand_calculate(struct mtd_info *mtd,
+static int atmel_nand_calculate(struct mtd_info *mtd,
const u_char *dat, unsigned char *ecc_code)
{
struct nand_chip *nand_chip = mtd->priv;
- struct at91_nand_host *host = nand_chip->priv;
+ struct atmel_nand_host *host = nand_chip->priv;
uint32_t *eccpos = nand_chip->ecc.layout->eccpos;
unsigned int ecc_value;
ecc_code[eccpos[1]] = (ecc_value >> 8) & 0xFF;
/* get the last 2 ECC bytes */
- ecc_value = ecc_readl(host->ecc, NPR) & AT91_ECC_NPARITY;
+ ecc_value = ecc_readl(host->ecc, NPR) & ATMEL_ECC_NPARITY;
ecc_code[eccpos[2]] = ecc_value & 0xFF;
ecc_code[eccpos[3]] = (ecc_value >> 8) & 0xFF;
* chip: nand chip info structure
* buf: buffer to store read data
*/
-static int at91_nand_read_page(struct mtd_info *mtd,
+static int atmel_nand_read_page(struct mtd_info *mtd,
struct nand_chip *chip, uint8_t *buf)
{
int eccsize = chip->ecc.size;
*
* Detect and correct a 1 bit error for a page
*/
-static int at91_nand_correct(struct mtd_info *mtd, u_char *dat,
+static int atmel_nand_correct(struct mtd_info *mtd, u_char *dat,
u_char *read_ecc, u_char *isnull)
{
struct nand_chip *nand_chip = mtd->priv;
- struct at91_nand_host *host = nand_chip->priv;
+ struct atmel_nand_host *host = nand_chip->priv;
unsigned int ecc_status;
unsigned int ecc_word, ecc_bit;
ecc_status = ecc_readl(host->ecc, SR);
/* if there's no error */
- if (likely(!(ecc_status & AT91_ECC_RECERR)))
+ if (likely(!(ecc_status & ATMEL_ECC_RECERR)))
return 0;
/* get error bit offset (4 bits) */
- ecc_bit = ecc_readl(host->ecc, PR) & AT91_ECC_BITADDR;
+ ecc_bit = ecc_readl(host->ecc, PR) & ATMEL_ECC_BITADDR;
/* get word address (12 bits) */
- ecc_word = ecc_readl(host->ecc, PR) & AT91_ECC_WORDADDR;
+ ecc_word = ecc_readl(host->ecc, PR) & ATMEL_ECC_WORDADDR;
ecc_word >>= 4;
/* if there are multiple errors */
- if (ecc_status & AT91_ECC_MULERR) {
+ if (ecc_status & ATMEL_ECC_MULERR) {
/* check if it is a freshly erased block
* (filled with 0xff) */
- if ((ecc_bit == AT91_ECC_BITADDR)
- && (ecc_word == (AT91_ECC_WORDADDR >> 4))) {
+ if ((ecc_bit == ATMEL_ECC_BITADDR)
+ && (ecc_word == (ATMEL_ECC_WORDADDR >> 4))) {
/* the block has just been erased, return OK */
return 0;
}
/* it doesn't seems to be a freshly
* erased block.
* We can't correct so many errors */
- dev_dbg(host->dev, "at91_nand : multiple errors detected."
+ dev_dbg(host->dev, "atmel_nand : multiple errors detected."
" Unable to correct.\n");
return -EIO;
}
/* if there's a single bit error : we can correct it */
- if (ecc_status & AT91_ECC_ECCERR) {
+ if (ecc_status & ATMEL_ECC_ECCERR) {
/* there's nothing much to do here.
* the bit error is on the ECC itself.
*/
- dev_dbg(host->dev, "at91_nand : one bit error on ECC code."
+ dev_dbg(host->dev, "atmel_nand : one bit error on ECC code."
" Nothing to correct\n");
return 0;
}
- dev_dbg(host->dev, "at91_nand : one bit error on data."
+ dev_dbg(host->dev, "atmel_nand : one bit error on data."
" (word offset in the page :"
" 0x%x bit offset : 0x%x)\n",
ecc_word, ecc_bit);
/* 8 bits words */
dat[ecc_word] ^= (1 << ecc_bit);
}
- dev_dbg(host->dev, "at91_nand : error corrected\n");
+ dev_dbg(host->dev, "atmel_nand : error corrected\n");
return 1;
}
/*
* Enable HW ECC : unsused
*/
-static void at91_nand_hwctl(struct mtd_info *mtd, int mode) { ; }
+static void atmel_nand_hwctl(struct mtd_info *mtd, int mode) { ; }
#ifdef CONFIG_MTD_PARTITIONS
static const char *part_probes[] = { "cmdlinepart", NULL };
/*
* Probe for the NAND device.
*/
-static int __init at91_nand_probe(struct platform_device *pdev)
+static int __init atmel_nand_probe(struct platform_device *pdev)
{
- struct at91_nand_host *host;
+ struct atmel_nand_host *host;
struct mtd_info *mtd;
struct nand_chip *nand_chip;
struct resource *regs;
int num_partitions = 0;
#endif
- /* Allocate memory for the device structure (and zero it) */
- host = kzalloc(sizeof(struct at91_nand_host), GFP_KERNEL);
- if (!host) {
- printk(KERN_ERR "at91_nand: failed to allocate device structure.\n");
- return -ENOMEM;
- }
-
mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!mem) {
- printk(KERN_ERR "at91_nand: can't get I/O resource mem\n");
+ printk(KERN_ERR "atmel_nand: can't get I/O resource mem\n");
return -ENXIO;
}
+ /* Allocate memory for the device structure (and zero it) */
+ host = kzalloc(sizeof(struct atmel_nand_host), GFP_KERNEL);
+ if (!host) {
+ printk(KERN_ERR "atmel_nand: failed to allocate device structure.\n");
+ return -ENOMEM;
+ }
+
host->io_base = ioremap(mem->start, mem->end - mem->start + 1);
if (host->io_base == NULL) {
- printk(KERN_ERR "at91_nand: ioremap failed\n");
- kfree(host);
- return -EIO;
+ printk(KERN_ERR "atmel_nand: ioremap failed\n");
+ res = -EIO;
+ goto err_nand_ioremap;
}
mtd = &host->mtd;
/* Set address of NAND IO lines */
nand_chip->IO_ADDR_R = host->io_base;
nand_chip->IO_ADDR_W = host->io_base;
- nand_chip->cmd_ctrl = at91_nand_cmd_ctrl;
+ nand_chip->cmd_ctrl = atmel_nand_cmd_ctrl;
if (host->board->rdy_pin)
- nand_chip->dev_ready = at91_nand_device_ready;
+ nand_chip->dev_ready = atmel_nand_device_ready;
regs = platform_get_resource(pdev, IORESOURCE_MEM, 1);
if (!regs && hard_ecc) {
- printk(KERN_ERR "at91_nand: can't get I/O resource "
+ printk(KERN_ERR "atmel_nand: can't get I/O resource "
"regs\nFalling back on software ECC\n");
}
if (hard_ecc && regs) {
host->ecc = ioremap(regs->start, regs->end - regs->start + 1);
if (host->ecc == NULL) {
- printk(KERN_ERR "at91_nand: ioremap failed\n");
+ printk(KERN_ERR "atmel_nand: ioremap failed\n");
res = -EIO;
goto err_ecc_ioremap;
}
nand_chip->ecc.mode = NAND_ECC_HW_SYNDROME;
- nand_chip->ecc.calculate = at91_nand_calculate;
- nand_chip->ecc.correct = at91_nand_correct;
- nand_chip->ecc.hwctl = at91_nand_hwctl;
- nand_chip->ecc.read_page = at91_nand_read_page;
+ nand_chip->ecc.calculate = atmel_nand_calculate;
+ nand_chip->ecc.correct = atmel_nand_correct;
+ nand_chip->ecc.hwctl = atmel_nand_hwctl;
+ nand_chip->ecc.read_page = atmel_nand_read_page;
nand_chip->ecc.bytes = 4;
nand_chip->ecc.prepad = 0;
nand_chip->ecc.postpad = 0;
nand_chip->options |= NAND_BUSWIDTH_16;
platform_set_drvdata(pdev, host);
- at91_nand_enable(host);
+ atmel_nand_enable(host);
if (host->board->det_pin) {
- if (at91_get_gpio_value(host->board->det_pin)) {
- printk ("No SmartMedia card inserted.\n");
+ if (gpio_get_value(host->board->det_pin)) {
+ printk("No SmartMedia card inserted.\n");
res = ENXIO;
- goto out;
+ goto err_no_card;
}
}
/* first scan to find the device and get the page size */
if (nand_scan_ident(mtd, 1)) {
res = -ENXIO;
- goto out;
+ goto err_scan_ident;
}
if (nand_chip->ecc.mode == NAND_ECC_HW_SYNDROME) {
/* set ECC page size and oob layout */
switch (mtd->writesize) {
case 512:
- nand_chip->ecc.layout = &at91_oobinfo_small;
- nand_chip->ecc.read_oob = at91_nand_read_oob_512;
- nand_chip->ecc.write_oob = at91_nand_write_oob_512;
- ecc_writel(host->ecc, MR, AT91_ECC_PAGESIZE_528);
+ nand_chip->ecc.layout = &atmel_oobinfo_small;
+ nand_chip->ecc.read_oob = atmel_nand_read_oob_512;
+ nand_chip->ecc.write_oob = atmel_nand_write_oob_512;
+ ecc_writel(host->ecc, MR, ATMEL_ECC_PAGESIZE_528);
break;
case 1024:
- nand_chip->ecc.layout = &at91_oobinfo_large;
- ecc_writel(host->ecc, MR, AT91_ECC_PAGESIZE_1056);
+ nand_chip->ecc.layout = &atmel_oobinfo_large;
+ ecc_writel(host->ecc, MR, ATMEL_ECC_PAGESIZE_1056);
break;
case 2048:
- nand_chip->ecc.layout = &at91_oobinfo_large;
- ecc_writel(host->ecc, MR, AT91_ECC_PAGESIZE_2112);
+ nand_chip->ecc.layout = &atmel_oobinfo_large;
+ ecc_writel(host->ecc, MR, ATMEL_ECC_PAGESIZE_2112);
break;
case 4096:
- nand_chip->ecc.layout = &at91_oobinfo_large;
- ecc_writel(host->ecc, MR, AT91_ECC_PAGESIZE_4224);
+ nand_chip->ecc.layout = &atmel_oobinfo_large;
+ ecc_writel(host->ecc, MR, ATMEL_ECC_PAGESIZE_4224);
break;
default:
/* page size not handled by HW ECC */
/* second phase scan */
if (nand_scan_tail(mtd)) {
res = -ENXIO;
- goto out;
+ goto err_scan_tail;
}
#ifdef CONFIG_MTD_PARTITIONS
#ifdef CONFIG_MTD_CMDLINE_PARTS
- mtd->name = "at91_nand";
+ mtd->name = "atmel_nand";
num_partitions = parse_mtd_partitions(mtd, part_probes,
&partitions, 0);
#endif
&num_partitions);
if ((!partitions) || (num_partitions == 0)) {
- printk(KERN_ERR "at91_nand: No parititions defined, or unsupported device.\n");
+ printk(KERN_ERR "atmel_nand: No parititions defined, or unsupported device.\n");
res = ENXIO;
- goto release;
+ goto err_no_partitions;
}
res = add_mtd_partitions(mtd, partitions, num_partitions);
return res;
#ifdef CONFIG_MTD_PARTITIONS
-release:
+err_no_partitions:
#endif
nand_release(mtd);
-
-out:
- iounmap(host->ecc);
-
-err_ecc_ioremap:
- at91_nand_disable(host);
+err_scan_tail:
+err_scan_ident:
+err_no_card:
+ atmel_nand_disable(host);
platform_set_drvdata(pdev, NULL);
+ if (host->ecc)
+ iounmap(host->ecc);
+err_ecc_ioremap:
iounmap(host->io_base);
+err_nand_ioremap:
kfree(host);
return res;
}
/*
* Remove a NAND device.
*/
-static int __devexit at91_nand_remove(struct platform_device *pdev)
+static int __devexit atmel_nand_remove(struct platform_device *pdev)
{
- struct at91_nand_host *host = platform_get_drvdata(pdev);
+ struct atmel_nand_host *host = platform_get_drvdata(pdev);
struct mtd_info *mtd = &host->mtd;
nand_release(mtd);
- at91_nand_disable(host);
+ atmel_nand_disable(host);
+ if (host->ecc)
+ iounmap(host->ecc);
iounmap(host->io_base);
- iounmap(host->ecc);
kfree(host);
return 0;
}
-static struct platform_driver at91_nand_driver = {
- .probe = at91_nand_probe,
- .remove = at91_nand_remove,
+static struct platform_driver atmel_nand_driver = {
+ .probe = atmel_nand_probe,
+ .remove = atmel_nand_remove,
.driver = {
- .name = "at91_nand",
+ .name = "atmel_nand",
.owner = THIS_MODULE,
},
};
-static int __init at91_nand_init(void)
+static int __init atmel_nand_init(void)
{
- return platform_driver_register(&at91_nand_driver);
+ return platform_driver_register(&atmel_nand_driver);
}
-static void __exit at91_nand_exit(void)
+static void __exit atmel_nand_exit(void)
{
- platform_driver_unregister(&at91_nand_driver);
+ platform_driver_unregister(&atmel_nand_driver);
}
-module_init(at91_nand_init);
-module_exit(at91_nand_exit);
+module_init(atmel_nand_init);
+module_exit(atmel_nand_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Rick Bronson");
-MODULE_DESCRIPTION("NAND/SmartMedia driver for AT91RM9200 / AT91SAM9");
-MODULE_ALIAS("platform:at91_nand");
+MODULE_DESCRIPTION("NAND/SmartMedia driver for AT91 / AVR32");
+MODULE_ALIAS("platform:atmel_nand");
--- /dev/null
+/*
+ * Error Corrected Code Controller (ECC) - System peripherals regsters.
+ * Based on AT91SAM9260 datasheet revision B.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ */
+
+#ifndef ATMEL_NAND_ECC_H
+#define ATMEL_NAND_ECC_H
+
+#define ATMEL_ECC_CR 0x00 /* Control register */
+#define ATMEL_ECC_RST (1 << 0) /* Reset parity */
+
+#define ATMEL_ECC_MR 0x04 /* Mode register */
+#define ATMEL_ECC_PAGESIZE (3 << 0) /* Page Size */
+#define ATMEL_ECC_PAGESIZE_528 (0)
+#define ATMEL_ECC_PAGESIZE_1056 (1)
+#define ATMEL_ECC_PAGESIZE_2112 (2)
+#define ATMEL_ECC_PAGESIZE_4224 (3)
+
+#define ATMEL_ECC_SR 0x08 /* Status register */
+#define ATMEL_ECC_RECERR (1 << 0) /* Recoverable Error */
+#define ATMEL_ECC_ECCERR (1 << 1) /* ECC Single Bit Error */
+#define ATMEL_ECC_MULERR (1 << 2) /* Multiple Errors */
+
+#define ATMEL_ECC_PR 0x0c /* Parity register */
+#define ATMEL_ECC_BITADDR (0xf << 0) /* Bit Error Address */
+#define ATMEL_ECC_WORDADDR (0xfff << 4) /* Word Error Address */
+
+#define ATMEL_ECC_NPR 0x10 /* NParity register */
+#define ATMEL_ECC_NPARITY (0xffff << 0) /* NParity */
+
+#endif
*
* Copyright (C) 2004 Embedded Edge, LLC
*
- * $Id: au1550nd.c,v 1.13 2005/11/07 11:14:30 gleixner Exp $
- *
* 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.
* Derived from drivers/mtd/spia.c
* Copyright (C) 2000 Steven J. Hill (sjhill@realitydiluted.com)
*
- * $Id: autcpu12.c,v 1.23 2005/11/07 11:14:30 gleixner Exp $
- *
* 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.
{
struct mtd_info *mtd;
struct cafe_priv *cafe;
- struct mtd_partition *parts;
uint32_t ctrl;
- int nr_parts;
int err = 0;
+#ifdef CONFIG_MTD_PARTITIONS
+ struct mtd_partition *parts;
+ int nr_parts;
+#endif
/* Very old versions shared the same PCI ident for all three
functions on the chip. Verify the class too... */
* converted to the generic Reed-Solomon library by Thomas Gleixner <tglx@linutronix.de>
*
* Interface to generic NAND code for M-Systems DiskOnChip devices
- *
- * $Id: diskonchip.c,v 1.55 2005/11/07 11:14:30 gleixner Exp $
*/
#include <linux/kernel.h>
* Derived from drivers/mtd/nand/autcpu12.c
* Copyright (c) 2001 Thomas Gleixner (gleixner@autronix.de)
*
- * $Id: edb7312.c,v 1.12 2005/11/07 11:14:30 gleixner Exp $
- *
* 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.
if (likely(!scan_res)) {
DEBUG(MTD_DEBUG_LEVEL2, "%s: register partitions\n", module_id);
add_mtd_partitions(&drvdata->board_mtd, partition_info,
- sizeof partition_info / sizeof partition_info[0]);
+ ARRAY_SIZE(partition_info));
} else {
iounmap(drvdata->regs);
kfree(drvdata);
return 0;
}
-static int __devexit fsl_elbc_ctrl_remove(struct of_device *ofdev)
+static int fsl_elbc_ctrl_remove(struct of_device *ofdev)
{
struct fsl_elbc_ctrl *ctrl = dev_get_drvdata(&ofdev->dev);
int i;
},
.match_table = fsl_elbc_match,
.probe = fsl_elbc_ctrl_probe,
- .remove = __devexit_p(fsl_elbc_ctrl_remove),
+ .remove = fsl_elbc_ctrl_remove,
};
static int __init fsl_elbc_init(void)
* Copyright (C) 2002 Marius Gröger (mag@sysgo.de)
* Copyright (c) 2001 Thomas Gleixner (gleixner@autronix.de)
*
- * $Id: h1910.c,v 1.6 2005/11/07 11:14:30 gleixner Exp $
- *
* 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.
*
* Copyright (C) 2004 Thomas Gleixner (tglx@linutronix.de)
*
- * $Id: nand_bbt.c,v 1.36 2005/11/07 11:14:30 gleixner Exp $
- *
* 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.
*
* Copyright (C) 2006 Thomas Gleixner <tglx@linutronix.de>
*
- * $Id: nand_ecc.c,v 1.15 2005/11/07 11:14:30 gleixner Exp $
- *
* This file is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 or (at your option) any
*
* Copyright (C) 2002 Thomas Gleixner (tglx@linutronix.de)
*
- * $Id: nand_ids.c,v 1.16 2005/11/07 11:14:31 gleixner Exp $
- *
* 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.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA
- *
- * $Id: nandsim.c,v 1.8 2005/03/19 15:33:56 dedekind Exp $
*/
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/list.h>
#include <linux/random.h>
+#include <asm/div64.h>
/* Default simulator parameters values */
#if !defined(CONFIG_NANDSIM_FIRST_ID_BYTE) || \
/* NAND flash "geometry" */
struct nandsin_geometry {
- uint32_t totsz; /* total flash size, bytes */
+ uint64_t totsz; /* total flash size, bytes */
uint32_t secsz; /* flash sector (erase block) size, bytes */
uint pgsz; /* NAND flash page size, bytes */
uint oobsz; /* page OOB area size, bytes */
- uint32_t totszoob; /* total flash size including OOB, bytes */
+ uint64_t totszoob; /* total flash size including OOB, bytes */
uint pgszoob; /* page size including OOB , bytes*/
uint secszoob; /* sector size including OOB, bytes */
uint pgnum; /* total number of pages */
return kstrdup(buf, GFP_KERNEL);
}
+static u_int64_t divide(u_int64_t n, u_int32_t d)
+{
+ do_div(n, d);
+ return n;
+}
+
/*
* Initialize the nandsim structure.
*
struct nand_chip *chip = (struct nand_chip *)mtd->priv;
struct nandsim *ns = (struct nandsim *)(chip->priv);
int i, ret = 0;
- u_int32_t remains;
- u_int32_t next_offset;
+ u_int64_t remains;
+ u_int64_t next_offset;
if (NS_IS_INITIALIZED(ns)) {
NS_ERR("init_nandsim: nandsim is already initialized\n");
ns->geom.oobsz = mtd->oobsize;
ns->geom.secsz = mtd->erasesize;
ns->geom.pgszoob = ns->geom.pgsz + ns->geom.oobsz;
- ns->geom.pgnum = ns->geom.totsz / ns->geom.pgsz;
- ns->geom.totszoob = ns->geom.totsz + ns->geom.pgnum * ns->geom.oobsz;
+ ns->geom.pgnum = divide(ns->geom.totsz, ns->geom.pgsz);
+ ns->geom.totszoob = ns->geom.totsz + (uint64_t)ns->geom.pgnum * ns->geom.oobsz;
ns->geom.secshift = ffs(ns->geom.secsz) - 1;
ns->geom.pgshift = chip->page_shift;
ns->geom.oobshift = ffs(ns->geom.oobsz) - 1;
}
if (ns->options & OPT_SMALLPAGE) {
- if (ns->geom.totsz < (32 << 20)) {
+ if (ns->geom.totsz <= (32 << 20)) {
ns->geom.pgaddrbytes = 3;
ns->geom.secaddrbytes = 2;
} else {
remains = ns->geom.totsz;
next_offset = 0;
for (i = 0; i < parts_num; ++i) {
- unsigned long part = parts[i];
- if (!part || part > remains / ns->geom.secsz) {
+ u_int64_t part_sz = (u_int64_t)parts[i] * ns->geom.secsz;
+
+ if (!part_sz || part_sz > remains) {
NS_ERR("bad partition size.\n");
ret = -EINVAL;
goto error;
}
ns->partitions[i].name = get_partition_name(i);
ns->partitions[i].offset = next_offset;
- ns->partitions[i].size = part * ns->geom.secsz;
+ ns->partitions[i].size = part_sz;
next_offset += ns->partitions[i].size;
remains -= ns->partitions[i].size;
}
if (ns->busw == 16)
NS_WARN("16-bit flashes support wasn't tested\n");
- printk("flash size: %u MiB\n", ns->geom.totsz >> 20);
+ printk("flash size: %llu MiB\n", ns->geom.totsz >> 20);
printk("page size: %u bytes\n", ns->geom.pgsz);
printk("OOB area size: %u bytes\n", ns->geom.oobsz);
printk("sector size: %u KiB\n", ns->geom.secsz >> 10);
printk("bits in sector size: %u\n", ns->geom.secshift);
printk("bits in page size: %u\n", ns->geom.pgshift);
printk("bits in OOB size: %u\n", ns->geom.oobshift);
- printk("flash size with OOB: %u KiB\n", ns->geom.totszoob >> 10);
+ printk("flash size with OOB: %llu KiB\n", ns->geom.totszoob >> 10);
printk("page address bytes: %u\n", ns->geom.pgaddrbytes);
printk("sector address bytes: %u\n", ns->geom.secaddrbytes);
printk("options: %#x\n", ns->options);
if (!rptwear)
return 0;
- wear_eb_count = mtd->size / mtd->erasesize;
+ wear_eb_count = divide(mtd->size, mtd->erasesize);
mem = wear_eb_count * sizeof(unsigned long);
if (mem / sizeof(unsigned long) != wear_eb_count) {
NS_ERR("Too many erase blocks for wear reporting\n");
}
if (overridesize) {
- u_int32_t new_size = nsmtd->erasesize << overridesize;
+ u_int64_t new_size = (u_int64_t)nsmtd->erasesize << overridesize;
if (new_size >> overridesize != nsmtd->erasesize) {
NS_ERR("overridesize is too big\n");
goto err_exit;
/* N.B. This relies on nand_scan not doing anything with the size before we change it */
nsmtd->size = new_size;
chip->chipsize = new_size;
- chip->chip_shift = ffs(new_size) - 1;
+ chip->chip_shift = ffs(nsmtd->erasesize) + overridesize - 1;
+ chip->pagemask = (chip->chipsize >> chip->page_shift) - 1;
}
if ((retval = setup_wear_reporting(nsmtd)) != 0)
* Derived from drivers/mtd/nand/edb7312.c
*
*
- * $Id: ppchameleonevb.c,v 1.7 2005/11/07 11:14:31 gleixner Exp $
- *
* 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.
* Derived from drivers/mtd/nand/spia.c
* Copyright (C) 2000 Steven J. Hill (sjhill@realitydiluted.com)
*
- * $Id: rtc_from4.c,v 1.10 2005/11/07 11:14:31 gleixner Exp $
- *
* 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.
/* linux/drivers/mtd/nand/s3c2410.c
*
- * Copyright (c) 2004,2005 Simtec Electronics
- * http://www.simtec.co.uk/products/SWLINUX/
+ * Copyright © 2004-2008 Simtec Electronics
+ * http://armlinux.simtec.co.uk/
* Ben Dooks <ben@simtec.co.uk>
*
- * Samsung S3C2410/S3C240 NAND driver
- *
- * Changelog:
- * 21-Sep-2004 BJD Initial version
- * 23-Sep-2004 BJD Multiple device support
- * 28-Sep-2004 BJD Fixed ECC placement for Hardware mode
- * 12-Oct-2004 BJD Fixed errors in use of platform data
- * 18-Feb-2005 BJD Fix sparse errors
- * 14-Mar-2005 BJD Applied tglx's code reduction patch
- * 02-May-2005 BJD Fixed s3c2440 support
- * 02-May-2005 BJD Reduced hwcontrol decode
- * 20-Jun-2005 BJD Updated s3c2440 support, fixed timing bug
- * 08-Jul-2005 BJD Fix OOPS when no platform data supplied
- * 20-Oct-2005 BJD Fix timing calculation bug
- * 14-Jan-2006 BJD Allow clock to be stopped when idle
- *
- * $Id: s3c2410.c,v 1.23 2006/04/01 18:06:29 bjd Exp $
+ * Samsung S3C2410/S3C2440/S3C2412 NAND driver
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
{
struct nand_chip *chip = &nmtd->chip;
- printk("%s: chip %p: %d\n", __func__, chip, chip->page_shift);
+ dev_dbg(info->device, "chip %p => page shift %d\n",
+ chip, chip->page_shift);
if (hardware_ecc) {
/* change the behaviour depending on wether we are using
*
* Copyright (C) 2004 Richard Purdie
*
- * $Id: sharpsl.c,v 1.7 2005/11/07 11:14:31 gleixner Exp $
- *
* Based on Sharp's NAND driver sharp_sl.c
*
* This program is free software; you can redistribute it and/or modify
* to controllines (due to change in nand.c)
* page_cache added
*
- * $Id: spia.c,v 1.25 2005/11/07 11:14:31 gleixner Exp $
- *
* 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.
* Overview:
* This is a device driver for the NAND flash device found on the
* TI fido board. It supports 32MiB and 64MiB cards
- *
- * $Id: toto.c,v 1.5 2005/11/07 11:14:31 gleixner Exp $
*/
#include <linux/slab.h>
* Derived from drivers/mtd/nand/autcpu12.c
* Copyright (c) 2001 Thomas Gleixner (gleixner@autronix.de)
*
- * $Id: ts7250.c,v 1.4 2004/12/30 22:02:07 joff Exp $
- *
* 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.
/* Linux driver for NAND Flash Translation Layer */
/* (c) 1999 Machine Vision Holdings, Inc. */
/* Author: David Woodhouse <dwmw2@infradead.org> */
-/* $Id: nftlcore.c,v 1.98 2005/11/07 11:14:21 gleixner Exp $ */
/*
The contents of this file are distributed under the GNU General
.owner = THIS_MODULE,
};
-extern char nftlmountrev[];
-
static int __init init_nftl(void)
{
- printk(KERN_INFO "NFTL driver: nftlcore.c $Revision: 1.98 $, nftlmount.c %s\n", nftlmountrev);
-
return register_mtd_blktrans(&nftl_tr);
}
* Author: Fabrice Bellard (fabrice.bellard@netgem.com)
* Copyright (C) 2000 Netgem S.A.
*
- * $Id: nftlmount.c,v 1.41 2005/11/07 11:14:21 gleixner Exp $
- *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
#define SECTORSIZE 512
-char nftlmountrev[]="$Revision: 1.41 $";
-
/* find_boot_record: Find the NFTL Media Header and its Spare copy which contains the
* various device information of the NFTL partition and Bad Unit Table. Update
* the ReplUnitTable[] table accroding to the Bad Unit Table. ReplUnitTable[]
ctrl = this->read_word(this->base + ONENAND_REG_CTRL_STATUS);
- if (ctrl & ONENAND_CTRL_ERROR) {
- printk(KERN_ERR "onenand_wait: controller error = 0x%04x\n", ctrl);
- if (ctrl & ONENAND_CTRL_LOCK)
- printk(KERN_ERR "onenand_wait: it's locked error.\n");
- if (state == FL_READING) {
- /*
- * A power loss while writing can result in a page
- * becoming unreadable. When the device is mounted
- * again, reading that page gives controller errors.
- * Upper level software like JFFS2 treat -EIO as fatal,
- * refusing to mount at all. That means it is necessary
- * to treat the error as an ECC error to allow recovery.
- * Note that typically in this case, the eraseblock can
- * still be erased and rewritten i.e. it has not become
- * a bad block.
- */
- mtd->ecc_stats.failed++;
- return -EBADMSG;
- }
- return -EIO;
- }
-
+ /*
+ * In the Spec. it checks the controller status first
+ * However if you get the correct information in case of
+ * power off recovery (POR) test, it should read ECC status first
+ */
if (interrupt & ONENAND_INT_READ) {
int ecc = this->read_word(this->base + ONENAND_REG_ECC_STATUS);
if (ecc) {
return -EIO;
}
+ /* If there's controller error, it's a real error */
+ if (ctrl & ONENAND_CTRL_ERROR) {
+ printk(KERN_ERR "onenand_wait: controller error = 0x%04x\n",
+ ctrl);
+ if (ctrl & ONENAND_CTRL_LOCK)
+ printk(KERN_ERR "onenand_wait: it's locked error.\n");
+ return -EIO;
+ }
+
return 0;
}
interrupt = this->read_word(this->base + ONENAND_REG_INTERRUPT);
ctrl = this->read_word(this->base + ONENAND_REG_CTRL_STATUS);
- /* Initial bad block case: 0x2400 or 0x0400 */
- if (ctrl & ONENAND_CTRL_ERROR) {
- printk(KERN_DEBUG "onenand_bbt_wait: controller error = 0x%04x\n", ctrl);
- return ONENAND_BBT_READ_ERROR;
- }
-
if (interrupt & ONENAND_INT_READ) {
int ecc = this->read_word(this->base + ONENAND_REG_ECC_STATUS);
- if (ecc & ONENAND_ECC_2BIT_ALL)
+ if (ecc & ONENAND_ECC_2BIT_ALL) {
+ printk(KERN_INFO "onenand_bbt_wait: ecc error = 0x%04x"
+ ", controller error 0x%04x\n", ecc, ctrl);
return ONENAND_BBT_READ_ERROR;
+ }
} else {
printk(KERN_ERR "onenand_bbt_wait: read timeout!"
"ctrl=0x%04x intr=0x%04x\n", ctrl, interrupt);
return ONENAND_BBT_READ_FATAL_ERROR;
}
+ /* Initial bad block case: 0x2400 or 0x0400 */
+ if (ctrl & ONENAND_CTRL_ERROR) {
+ printk(KERN_DEBUG "onenand_bbt_wait: "
+ "controller error = 0x%04x\n", ctrl);
+ return ONENAND_BBT_READ_ERROR;
+ }
+
return 0;
}
/*
- * $Id: redboot.c,v 1.21 2006/03/30 18:34:37 bjd Exp $
- *
* Parse RedBoot-style Flash Image System (FIS) tables and
* produce a Linux partition array to match.
*/
*
* Copyright (C) 2005 Sean Young <sean@mess.org>
*
- * $Id: rfd_ftl.c,v 1.8 2006/01/15 12:51:44 sean Exp $
- *
* This type of flash translation layer (FTL) is used by the Embedded BIOS
* by General Software. It is known as the Resident Flash Disk (RFD), see:
*
+++ /dev/null
-/*
- * include/asm-arm/arch-at91/at91_ecc.h
- *
- * Error Corrected Code Controller (ECC) - System peripherals regsters.
- * Based on AT91SAM9260 datasheet revision B.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- */
-
-#ifndef AT91_ECC_H
-#define AT91_ECC_H
-
-#define AT91_ECC_CR 0x00 /* Control register */
-#define AT91_ECC_RST (1 << 0) /* Reset parity */
-
-#define AT91_ECC_MR 0x04 /* Mode register */
-#define AT91_ECC_PAGESIZE (3 << 0) /* Page Size */
-#define AT91_ECC_PAGESIZE_528 (0)
-#define AT91_ECC_PAGESIZE_1056 (1)
-#define AT91_ECC_PAGESIZE_2112 (2)
-#define AT91_ECC_PAGESIZE_4224 (3)
-
-#define AT91_ECC_SR 0x08 /* Status register */
-#define AT91_ECC_RECERR (1 << 0) /* Recoverable Error */
-#define AT91_ECC_ECCERR (1 << 1) /* ECC Single Bit Error */
-#define AT91_ECC_MULERR (1 << 2) /* Multiple Errors */
-
-#define AT91_ECC_PR 0x0c /* Parity register */
-#define AT91_ECC_BITADDR (0xf << 0) /* Bit Error Address */
-#define AT91_ECC_WORDADDR (0xfff << 4) /* Word Error Address */
-
-#define AT91_ECC_NPR 0x10 /* NParity register */
-#define AT91_ECC_NPARITY (0xffff << 0) /* NParity */
-
-#endif
extern void __init at91_add_device_usbh(struct at91_usbh_data *data);
/* NAND / SmartMedia */
-struct at91_nand_data {
+struct atmel_nand_data {
u8 enable_pin; /* chip enable */
u8 det_pin; /* card detect */
u8 rdy_pin; /* ready/busy */
u8 bus_width_16; /* buswidth is 16 bit */
struct mtd_partition* (*partition_info)(int, int*);
};
-extern void __init at91_add_device_nand(struct at91_nand_data *data);
+extern void __init at91_add_device_nand(struct atmel_nand_data *data);
/* I2C*/
extern void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices);
at32_add_device_cf(unsigned int id, unsigned int extint,
struct cf_platform_data *data);
+/* NAND / SmartMedia */
+struct atmel_nand_data {
+ int enable_pin; /* chip enable */
+ int det_pin; /* card detect */
+ int rdy_pin; /* ready/busy */
+ u8 ale; /* address line number connected to ALE */
+ u8 cle; /* address line number connected to CLE */
+ u8 bus_width_16; /* buswidth is 16 bit */
+ struct mtd_partition *(*partition_info)(int size, int *num_partitions);
+};
+struct platform_device *
+at32_add_device_nand(unsigned int id, struct atmel_nand_data *data);
+
#endif /* __ASM_ARCH_BOARD_H */
*
* For licensing information, see the file 'LICENCE' in the
* jffs2 directory.
- *
- * $Id: jffs2.h,v 1.38 2005/09/26 11:37:23 havasi Exp $
- *
*/
#ifndef __LINUX_JFFS2_H__
/*
- * $Id: blktrans.h,v 1.6 2005/11/07 11:14:54 gleixner Exp $
- *
* (C) 2003 David Woodhouse <dwmw2@infradead.org>
*
* Interface to Linux block layer for MTD 'translation layers'.
/* Common Flash Interface structures
* See http://support.intel.com/design/flash/technote/index.htm
- * $Id: cfi.h,v 1.57 2005/11/15 23:28:17 tpoynor Exp $
*/
#ifndef __MTD_CFI_H__
-/*
- * $Id: cfi_endian.h,v 1.11 2002/01/30 23:20:48 awozniak Exp $
- *
- */
-
#include <asm/byteorder.h>
#ifndef CONFIG_MTD_CFI_ADV_OPTIONS
* (C) 2002 Robert Kaiser <rkaiser@sysgo.de>
*
* This code is GPL
- *
- * $Id: concat.h,v 1.1 2002/03/08 16:34:36 rkaiser Exp $
*/
#ifndef MTD_CONCAT_H
* Copyright (C) 2002-2003 Greg Ungerer <gerg@snapgear.com>
* Copyright (C) 2002-2003 SnapGear Inc
*
- * $Id: doc2000.h,v 1.25 2005/11/07 11:14:54 gleixner Exp $
- *
* Released under GPL
*/
* Contains information about the location and state of a given flash device
*
* (C) 2000 Red Hat. GPLd.
- *
- * $Id: flashchip.h,v 1.18 2005/11/07 11:14:54 gleixner Exp $
- *
*/
#ifndef __MTD_FLASHCHIP_H__
/*
- * $Id: ftl.h,v 1.7 2005/11/07 11:14:54 gleixner Exp $
- *
* Derived from (and probably identical to):
* ftl.h 1.7 1999/10/25 20:23:17
*
/*
* (C) 2001, 2001 Red Hat, Inc.
* GPL'd
- * $Id: gen_probe.h,v 1.4 2005/11/07 11:14:54 gleixner Exp $
*/
#ifndef __LINUX_MTD_GEN_PROBE_H__
* inftl.h -- defines to support the Inverse NAND Flash Translation Layer
*
* (C) Copyright 2002, Greg Ungerer (gerg@snapgear.com)
- *
- * $Id: inftl.h,v 1.7 2005/06/13 13:08:45 sean Exp $
*/
#ifndef __MTD_INFTL_H__
int INFTL_mount(struct INFTLrecord *s);
int INFTL_formatblock(struct INFTLrecord *s, int block);
-extern char inftlmountrev[];
-
void INFTL_dumptables(struct INFTLrecord *s);
void INFTL_dumpVUchains(struct INFTLrecord *s);
/* Overhauled routines for dealing with different mmap regions of flash */
-/* $Id: map.h,v 1.54 2005/11/07 11:14:54 gleixner Exp $ */
#ifndef __LINUX_MTD_MAP_H__
#define __LINUX_MTD_MAP_H__
/*
- * $Id: mtd.h,v 1.61 2005/11/07 11:14:54 gleixner Exp $
- *
* Copyright (C) 1999-2003 David Woodhouse <dwmw2@infradead.org> et al.
*
* Released under GPL
* Steven J. Hill <sjhill@realitydiluted.com>
* Thomas Gleixner <tglx@linutronix.de>
*
- * $Id: nand.h,v 1.74 2005/09/15 13:58:50 vwool Exp $
- *
* 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.
*
* Copyright (C) 2000 Steven J. Hill (sjhill@realitydiluted.com)
*
- * $Id: nand_ecc.h,v 1.4 2004/06/17 02:35:02 dbrown Exp $
- *
* 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.
/*
- * $Id: nftl.h,v 1.16 2004/06/30 14:49:00 dbrown Exp $
- *
* (C) 1999-2003 David Woodhouse <dwmw2@infradead.org>
*/
* (C) 2000 Nicolas Pitre <nico@cam.org>
*
* This code is GPL
- *
- * $Id: partitions.h,v 1.17 2005/11/07 11:14:55 gleixner Exp $
*/
#ifndef MTD_PARTITIONS_H
* For boards with physically mapped flash and using
* drivers/mtd/maps/physmap.c mapping driver.
*
- * $Id: physmap.h,v 1.4 2005/11/07 11:14:55 gleixner Exp $
- *
* Copyright (C) 2003 MontaVista Software Inc.
* Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
*
*
* Generic platform device based RAM map
*
- * $Id: plat-ram.h,v 1.2 2005/01/24 00:37:40 bjd Exp $
- *
* 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.
/*
- * $Id: pmc551.h,v 1.6 2005/11/07 11:14:55 gleixner Exp $
- *
* PMC551 PCI Mezzanine Ram Device
*
* Author:
#include <linux/mtd/mtd.h>
-#define PMC551_VERSION "$Id: pmc551.h,v 1.6 2005/11/07 11:14:55 gleixner Exp $\n"\
+#define PMC551_VERSION \
"Ramix PMC551 PCI Mezzanine Ram Driver. (C) 1999,2000 Nortel Networks.\n"
/*
* 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.
- *
- * $Id: xip.h,v 1.5 2005/11/07 11:14:55 gleixner Exp $
*/
#ifndef __LINUX_MTD_XIP_H__
/*
- * $Id: inftl-user.h,v 1.2 2005/11/07 11:14:56 gleixner Exp $
- *
* Parts of INFTL headers shared with userspace
*
*/
/*
- * $Id: jffs2-user.h,v 1.1 2004/05/05 11:57:54 dwmw2 Exp $
- *
* JFFS2 definitions for use in user space only
*/
/*
- * $Id: mtd-abi.h,v 1.13 2005/11/07 11:14:56 gleixner Exp $
- *
* Portions of MTD ABI definition which are shared by kernel and user space
*/
/*
- * $Id: mtd-user.h,v 1.2 2004/05/05 14:44:57 dwmw2 Exp $
- *
* MTD ABI header for use by user space only.
*/
/*
- * $Id: nftl-user.h,v 1.2 2005/11/07 11:14:56 gleixner Exp $
- *
* Parts of NFTL headers shared with userspace
*
*/
projects / ~andy / linux / commitdiff