config MACH_TAVOREVB
bool "PXA930 Evaluation Board (aka TavorEVB)"
select CPU_PXA930
+ select CPU_PXA935
select PXA3xx
config MACH_SAAR
bool "PXA930 Handheld Platform (aka SAAR)"
select CPU_PXA930
+ select CPU_PXA935
select PXA3xx
comment "Third Party Dev Platforms (sorted by vendor name)"
select MTD
select MTD_CFI
select MTD_CFI_INTELEXT
- select MTD_CHAR
select MTD_PHYSMAP
select PXA25x
select SMC91X
help
Support for NOR flash attached to the Lantiq SoC's External Bus Unit.
- config MTD_DILNETPC
- tristate "CFI Flash device mapped on DIL/Net PC"
- depends on X86 && MTD_CFI_INTELEXT && BROKEN
- help
- MTD map driver for SSV DIL/Net PC Boards "DNP" and "ADNP".
- For details, see <http://www.ssv-embedded.de/ssv/pc104/p169.htm>
- and <http://www.ssv-embedded.de/ssv/pc104/p170.htm>
-
- config MTD_DILNETPC_BOOTSIZE
- hex "Size of DIL/Net PC flash boot partition"
- depends on MTD_DILNETPC
- default "0x80000"
- help
- The amount of space taken up by the kernel or Etherboot
- on the DIL/Net PC flash chips.
-
config MTD_L440GX
tristate "BIOS flash chip on Intel L440GX boards"
depends on X86 && MTD_JEDECPROBE
BE VERY CAREFUL.
- config MTD_TQM8XXL
- tristate "CFI Flash device mapped on TQM8XXL"
- depends on MTD_CFI && TQM8xxL
- help
- The TQM8xxL PowerPC board has up to two banks of CFI-compliant
- chips, currently uses AMD one. This 'mapping' driver supports
- that arrangement, allowing the CFI probe and command set driver
- code to communicate with the chips on the TQM8xxL board. More at
- <http://www.denx.de/wiki/PPCEmbedded/>.
-
- config MTD_RPXLITE
- tristate "CFI Flash device mapped on RPX Lite or CLLF"
- depends on MTD_CFI && (RPXCLASSIC || RPXLITE)
- help
- The RPXLite PowerPC board has CFI-compliant chips mapped in
- a strange sparse mapping. This 'mapping' driver supports that
- arrangement, allowing the CFI probe and command set driver code
- to communicate with the chips on the RPXLite board. More at
- <http://www.embeddedplanet.com/>.
-
- config MTD_MBX860
- tristate "System flash on MBX860 board"
- depends on MTD_CFI && MBX
- help
- This enables access routines for the flash chips on the Motorola
- MBX860 board. If you have one of these boards and would like
- to use the flash chips on it, say 'Y'.
-
- config MTD_DBOX2
- tristate "CFI Flash device mapped on D-Box2"
- depends on DBOX2 && MTD_CFI_INTELSTD && MTD_CFI_INTELEXT && MTD_CFI_AMDSTD
- help
- This enables access routines for the flash chips on the Nokia/Sagem
- D-Box 2 board. If you have one of these boards and would like to use
- the flash chips on it, say 'Y'.
-
config MTD_CFI_FLAGADM
tristate "CFI Flash device mapping on FlagaDM"
depends on 8xx && MTD_CFI
IXDP425 and Coyote. If you have an IXP4xx based board and
would like to use the flash chips on it, say 'Y'.
- config MTD_IXP2000
- tristate "CFI Flash device mapped on Intel IXP2000 based systems"
- depends on MTD_CFI && MTD_COMPLEX_MAPPINGS && ARCH_IXP2000
- help
- This enables MTD access to flash devices on platforms based
- on Intel's IXP2000 family of network processors. If you have an
- IXP2000 based board and would like to use the flash chips on it,
- say 'Y'.
-
config MTD_AUTCPU12
bool "NV-RAM mapping AUTCPU12 board"
depends on ARCH_AUTCPU12
This enables access to the NOR Flash on the impA7 board of
implementa GmbH. If you have such a board, say 'Y' here.
- config MTD_H720X
- tristate "Hynix evaluation board mappings"
- depends on MTD_CFI && ( ARCH_H7201 || ARCH_H7202 )
- help
- This enables access to the flash chips on the Hynix evaluation boards.
- If you have such a board, say 'Y'.
-
# This needs CFI or JEDEC, depending on the cards found.
config MTD_PCI
tristate "PCI MTD driver"
config MTD_GPIO_ADDR
tristate "GPIO-assisted Flash Chip Support"
- depends on GENERIC_GPIO || GPIOLIB
+ depends on GPIOLIB
depends on MTD_COMPLEX_MAPPINGS
help
Map driver which allows flashes to be partially physically addressed
help
Map driver to support image based filesystems for uClinux.
- config MTD_DMV182
- tristate "Map driver for Dy-4 SVME/DMV-182 board."
- depends on DMV182
- select MTD_MAP_BANK_WIDTH_32
- select MTD_CFI_I8
- select MTD_CFI_AMDSTD
- help
- Map driver for Dy-4 SVME/DMV-182 board.
-
config MTD_INTEL_VR_NOR
tristate "NOR flash on Intel Vermilion Range Expansion Bus CS0"
depends on PCI
#include <asm/uaccess.h>
+ #include "mtdcore.h"
+
static DEFINE_MUTEX(mtd_mutex);
/*
wake_up((wait_queue_head_t *)instr->priv);
}
- #ifdef CONFIG_HAVE_MTD_OTP
static int otp_select_filemode(struct mtd_file_info *mfi, int mode)
{
struct mtd_info *mtd = mfi->mtd;
size_t retlen;
- int ret = 0;
-
- /*
- * Make a fake call to mtd_read_fact_prot_reg() to check if OTP
- * operations are supported.
- */
- if (mtd_read_fact_prot_reg(mtd, -1, 0, &retlen, NULL) == -EOPNOTSUPP)
- return -EOPNOTSUPP;
switch (mode) {
case MTD_OTP_FACTORY:
+ if (mtd_read_fact_prot_reg(mtd, -1, 0, &retlen, NULL) ==
+ -EOPNOTSUPP)
+ return -EOPNOTSUPP;
+
mfi->mode = MTD_FILE_MODE_OTP_FACTORY;
break;
case MTD_OTP_USER:
+ if (mtd_read_user_prot_reg(mtd, -1, 0, &retlen, NULL) ==
+ -EOPNOTSUPP)
+ return -EOPNOTSUPP;
+
mfi->mode = MTD_FILE_MODE_OTP_USER;
break;
- default:
- ret = -EINVAL;
case MTD_OTP_OFF:
+ mfi->mode = MTD_FILE_MODE_NORMAL;
break;
+ default:
+ return -EINVAL;
}
- return ret;
+
+ return 0;
}
- #else
- # define otp_select_filemode(f,m) -EOPNOTSUPP
- #endif
static int mtdchar_writeoob(struct file *file, struct mtd_info *mtd,
uint64_t start, uint32_t length, void __user *ptr,
break;
}
- #ifdef CONFIG_HAVE_MTD_OTP
case OTPSELECT:
{
int mode;
ret = mtd_lock_user_prot_reg(mtd, oinfo.start, oinfo.length);
break;
}
- #endif
/* This ioctl is being deprecated - it truncates the ECC layout */
case ECCGETLAYOUT:
}
#endif
-static inline unsigned long get_vm_size(struct vm_area_struct *vma)
-{
- return vma->vm_end - vma->vm_start;
-}
-
-static inline resource_size_t get_vm_offset(struct vm_area_struct *vma)
-{
- return (resource_size_t) vma->vm_pgoff << PAGE_SHIFT;
-}
-
-/*
- * Set a new vm offset.
- *
- * Verify that the incoming offset really works as a page offset,
- * and that the offset and size fit in a resource_size_t.
- */
-static inline int set_vm_offset(struct vm_area_struct *vma, resource_size_t off)
-{
- pgoff_t pgoff = off >> PAGE_SHIFT;
- if (off != (resource_size_t) pgoff << PAGE_SHIFT)
- return -EINVAL;
- if (off + get_vm_size(vma) - 1 < off)
- return -EINVAL;
- vma->vm_pgoff = pgoff;
- return 0;
-}
-
/*
* set up a mapping for shared memory segments
*/
struct mtd_file_info *mfi = file->private_data;
struct mtd_info *mtd = mfi->mtd;
struct map_info *map = mtd->priv;
- resource_size_t start, off;
- unsigned long len, vma_len;
/* This is broken because it assumes the MTD device is map-based
and that mtd->priv is a valid struct map_info. It should be
replaced with something that uses the mtd_get_unmapped_area()
operation properly. */
if (0 /*mtd->type == MTD_RAM || mtd->type == MTD_ROM*/) {
- off = get_vm_offset(vma);
- start = map->phys;
- len = PAGE_ALIGN((start & ~PAGE_MASK) + map->size);
- start &= PAGE_MASK;
- vma_len = get_vm_size(vma);
-
- /* Overflow in off+len? */
- if (vma_len + off < off)
- return -EINVAL;
- /* Does it fit in the mapping? */
- if (vma_len + off > len)
- return -EINVAL;
-
- off += start;
- /* Did that overflow? */
- if (off < start)
- return -EINVAL;
- if (set_vm_offset(vma, off) < 0)
- return -EINVAL;
- vma->vm_flags |= VM_IO | VM_DONTEXPAND | VM_DONTDUMP;
-
#ifdef pgprot_noncached
- if (file->f_flags & O_DSYNC || off >= __pa(high_memory))
+ if (file->f_flags & O_DSYNC || map->phys >= __pa(high_memory))
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
#endif
- if (io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT,
- vma->vm_end - vma->vm_start,
- vma->vm_page_prot))
- return -EAGAIN;
-
- return 0;
+ return vm_iomap_memory(vma, map->phys, map->size);
}
return -ENOSYS;
#else
};
MODULE_ALIAS_FS("mtd_inodefs");
- static int __init init_mtdchar(void)
+ int __init init_mtdchar(void)
{
int ret;
ret = __register_chrdev(MTD_CHAR_MAJOR, 0, 1 << MINORBITS,
"mtd", &mtd_fops);
if (ret < 0) {
- pr_notice("Can't allocate major number %d for "
- "Memory Technology Devices.\n", MTD_CHAR_MAJOR);
+ pr_err("Can't allocate major number %d for MTD\n",
+ MTD_CHAR_MAJOR);
return ret;
}
ret = register_filesystem(&mtd_inodefs_type);
if (ret) {
- pr_notice("Can't register mtd_inodefs filesystem: %d\n", ret);
+ pr_err("Can't register mtd_inodefs filesystem, error %d\n",
+ ret);
goto err_unregister_chdev;
}
+
return ret;
err_unregister_chdev:
return ret;
}
- static void __exit cleanup_mtdchar(void)
+ void __exit cleanup_mtdchar(void)
{
unregister_filesystem(&mtd_inodefs_type);
__unregister_chrdev(MTD_CHAR_MAJOR, 0, 1 << MINORBITS, "mtd");
}
- module_init(init_mtdchar);
- module_exit(cleanup_mtdchar);
-
- MODULE_ALIAS_CHARDEV_MAJOR(MTD_CHAR_MAJOR);
-
- MODULE_LICENSE("GPL");
- MODULE_AUTHOR("David Woodhouse <dwmw2@infradead.org>");
- MODULE_DESCRIPTION("Direct character-device access to MTD devices");
MODULE_ALIAS_CHARDEV_MAJOR(MTD_CHAR_MAJOR);
#include <linux/idr.h>
#include <linux/backing-dev.h>
#include <linux/gfp.h>
+#include <linux/slab.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include "mtdcore.h"
+
/*
* backing device capabilities for non-mappable devices (such as NAND flash)
* - permits private mappings, copies are taken of the data
static LIST_HEAD(mtd_notifiers);
- #if defined(CONFIG_MTD_CHAR) || defined(CONFIG_MTD_CHAR_MODULE)
#define MTD_DEVT(index) MKDEV(MTD_CHAR_MAJOR, (index)*2)
- #else
- #define MTD_DEVT(index) 0
- #endif
/* REVISIT once MTD uses the driver model better, whoever allocates
* the mtd_info will probably want to use the release() hook...
*
* Returns zero in case of success and a negative error code in case of failure.
*/
- int mtd_device_parse_register(struct mtd_info *mtd, const char **types,
+ int mtd_device_parse_register(struct mtd_info *mtd, const char * const *types,
struct mtd_part_parser_data *parser_data,
const struct mtd_partition *parts,
int nr_parts)
/*====================================================================*/
/* Support for /proc/mtd */
- static struct proc_dir_entry *proc_mtd;
-
static int mtd_proc_show(struct seq_file *m, void *v)
{
struct mtd_info *mtd;
return ret;
}
+ static struct proc_dir_entry *proc_mtd;
+
static int __init init_mtd(void)
{
int ret;
if (ret)
goto err_bdi3;
- #ifdef CONFIG_PROC_FS
proc_mtd = proc_create("mtd", 0, NULL, &mtd_proc_ops);
- #endif /* CONFIG_PROC_FS */
+
+ ret = init_mtdchar();
+ if (ret)
+ goto out_procfs;
+
return 0;
+ out_procfs:
+ if (proc_mtd)
+ remove_proc_entry("mtd", NULL);
err_bdi3:
bdi_destroy(&mtd_bdi_ro_mappable);
err_bdi2:
static void __exit cleanup_mtd(void)
{
- #ifdef CONFIG_PROC_FS
+ cleanup_mtdchar();
if (proc_mtd)
- remove_proc_entry( "mtd", NULL);
- #endif /* CONFIG_PROC_FS */
+ remove_proc_entry("mtd", NULL);
class_unregister(&mtd_class);
bdi_destroy(&mtd_bdi_unmappable);
bdi_destroy(&mtd_bdi_ro_mappable);
tristate
default n
- config MTD_NAND_MUSEUM_IDS
- bool "Enable chip ids for obsolete ancient NAND devices"
- default n
- help
- Enable this option only when your board has first generation
- NAND chips (page size 256 byte, erase size 4-8KiB). The IDs
- of these chips were reused by later, larger chips.
-
config MTD_NAND_DENALI
tristate "Support Denali NAND controller"
help
scratch register here to enable this feature. On Intel Moorestown
boards, the scratch register is at 0xFF108018.
- config MTD_NAND_H1900
- tristate "iPAQ H1900 flash"
- depends on ARCH_PXA && BROKEN
- help
- This enables the driver for the iPAQ h1900 flash.
-
config MTD_NAND_GPIO
tristate "GPIO NAND Flash driver"
- depends on GENERIC_GPIO && ARM
+ depends on GPIOLIB && ARM
help
This enables a GPIO based NAND flash driver.
If unsure, say N.
- config MTD_NAND_RTC_FROM4
- tristate "Renesas Flash ROM 4-slot interface board (FROM_BOARD4)"
- depends on SH_SOLUTION_ENGINE
- select REED_SOLOMON
- select REED_SOLOMON_DEC8
- select BITREVERSE
- help
- This enables the driver for the Renesas Technology AG-AND
- flash interface board (FROM_BOARD4)
-
- config MTD_NAND_PPCHAMELEONEVB
- tristate "NAND Flash device on PPChameleonEVB board"
- depends on PPCHAMELEONEVB && BROKEN
- help
- This enables the NAND flash driver on the PPChameleon EVB Board.
-
config MTD_NAND_S3C2410
tristate "NAND Flash support for Samsung S3C SoCs"
depends on ARCH_S3C24XX || ARCH_S3C64XX
#include "ssb_private.h"
- static const char *part_probes[] = { "bcm47xxpart", NULL };
+ static const char * const part_probes[] = { "bcm47xxpart", NULL };
static struct physmap_flash_data ssb_pflash_data = {
.part_probe_types = part_probes,
irqflag |= (ipsflag & ~ipsflag_irq_mask[irq]);
ssb_write32(mdev, SSB_IPSFLAG, irqflag);
}
- ssb_dprintk(KERN_INFO PFX
- "set_irq: core 0x%04x, irq %d => %d\n",
- dev->id.coreid, oldirq+2, irq+2);
+ ssb_dbg("set_irq: core 0x%04x, irq %d => %d\n",
+ dev->id.coreid, oldirq+2, irq+2);
}
static void print_irq(struct ssb_device *dev, unsigned int irq)
{
- int i;
static const char *irq_name[] = {"2(S)", "3", "4", "5", "6", "D", "I"};
- ssb_dprintk(KERN_INFO PFX
- "core 0x%04x, irq :", dev->id.coreid);
- for (i = 0; i <= 6; i++) {
- ssb_dprintk(" %s%s", irq_name[i], i==irq?"*":" ");
- }
- ssb_dprintk("\n");
+ ssb_dbg("core 0x%04x, irq : %s%s %s%s %s%s %s%s %s%s %s%s %s%s\n",
+ dev->id.coreid,
+ irq_name[0], irq == 0 ? "*" : " ",
+ irq_name[1], irq == 1 ? "*" : " ",
+ irq_name[2], irq == 2 ? "*" : " ",
+ irq_name[3], irq == 3 ? "*" : " ",
+ irq_name[4], irq == 4 ? "*" : " ",
+ irq_name[5], irq == 5 ? "*" : " ",
+ irq_name[6], irq == 6 ? "*" : " ");
}
static void dump_irq(struct ssb_bus *bus)
if (!mcore->dev)
return; /* We don't have a MIPS core */
- ssb_dprintk(KERN_INFO PFX "Initializing MIPS core...\n");
+ ssb_dbg("Initializing MIPS core...\n");
bus = mcore->dev->bus;
hz = ssb_clockspeed(bus);
break;
}
}
- ssb_dprintk(KERN_INFO PFX "after irq reconfiguration\n");
+ ssb_dbg("after irq reconfiguration\n");
dump_irq(bus);
ssb_mips_serial_init(mcore);
projects / firefly-linux-kernel-4.4.55.git / commitdiff