diff options
Diffstat (limited to 'drivers/mtd/maps')
| -rw-r--r-- | drivers/mtd/maps/Kconfig | 8 | ||||
| -rw-r--r-- | drivers/mtd/maps/Makefile | 1 | ||||
| -rw-r--r-- | drivers/mtd/maps/ixp4xx.c | 35 | ||||
| -rw-r--r-- | drivers/mtd/maps/physmap.c | 14 | ||||
| -rw-r--r-- | drivers/mtd/maps/physmap_of.c | 6 | ||||
| -rw-r--r-- | drivers/mtd/maps/redwood.c | 131 |
6 files changed, 39 insertions, 156 deletions
diff --git a/drivers/mtd/maps/Kconfig b/drivers/mtd/maps/Kconfig index 6629d09..701d942 100644 --- a/drivers/mtd/maps/Kconfig +++ b/drivers/mtd/maps/Kconfig @@ -319,14 +319,6 @@ config MTD_CFI_FLAGADM Mapping for the Flaga digital module. If you don't have one, ignore this setting. -config MTD_REDWOOD - tristate "CFI Flash devices mapped on IBM Redwood" - depends on MTD_CFI - help - This enables access routines for the flash chips on the IBM - Redwood board. If you have one of these boards and would like to - use the flash chips on it, say 'Y'. - config MTD_SOLUTIONENGINE tristate "CFI Flash device mapped on Hitachi SolutionEngine" depends on SUPERH && SOLUTION_ENGINE && MTD_CFI && MTD_REDBOOT_PARTS diff --git a/drivers/mtd/maps/Makefile b/drivers/mtd/maps/Makefile index bb035cd..f216bb5 100644 --- a/drivers/mtd/maps/Makefile +++ b/drivers/mtd/maps/Makefile @@ -44,7 +44,6 @@ obj-$(CONFIG_MTD_AUTCPU12) += autcpu12-nvram.o obj-$(CONFIG_MTD_EDB7312) += edb7312.o obj-$(CONFIG_MTD_IMPA7) += impa7.o obj-$(CONFIG_MTD_FORTUNET) += fortunet.o -obj-$(CONFIG_MTD_REDWOOD) += redwood.o obj-$(CONFIG_MTD_UCLINUX) += uclinux.o obj-$(CONFIG_MTD_NETtel) += nettel.o obj-$(CONFIG_MTD_SCB2_FLASH) += scb2_flash.o diff --git a/drivers/mtd/maps/ixp4xx.c b/drivers/mtd/maps/ixp4xx.c index e0a5e04..1f9fde0 100644 --- a/drivers/mtd/maps/ixp4xx.c +++ b/drivers/mtd/maps/ixp4xx.c @@ -118,7 +118,7 @@ static void ixp4xx_copy_from(struct map_info *map, void *to, *dest++ = BYTE1(data); src += 2; len -= 2; - } + } if (len > 0) *dest++ = BYTE0(flash_read16(src)); @@ -185,6 +185,8 @@ static int ixp4xx_flash_probe(struct platform_device *dev) { struct flash_platform_data *plat = dev->dev.platform_data; struct ixp4xx_flash_info *info; + const char *part_type = NULL; + int nr_parts = 0; int err = -1; if (!plat) @@ -218,9 +220,9 @@ static int ixp4xx_flash_probe(struct platform_device *dev) */ info->map.bankwidth = 2; info->map.name = dev_name(&dev->dev); - info->map.read = ixp4xx_read16, - info->map.write = ixp4xx_probe_write16, - info->map.copy_from = ixp4xx_copy_from, + info->map.read = ixp4xx_read16; + info->map.write = ixp4xx_probe_write16; + info->map.copy_from = ixp4xx_copy_from; info->res = request_mem_region(dev->resource->start, resource_size(dev->resource), @@ -248,11 +250,28 @@ static int ixp4xx_flash_probe(struct platform_device *dev) info->mtd->owner = THIS_MODULE; /* Use the fast version */ - info->map.write = ixp4xx_write16, + info->map.write = ixp4xx_write16; + +#ifdef CONFIG_MTD_PARTITIONS + nr_parts = parse_mtd_partitions(info->mtd, probes, &info->partitions, + dev->resource->start); +#endif + if (nr_parts > 0) { + part_type = "dynamic"; + } else { + info->partitions = plat->parts; + nr_parts = plat->nr_parts; + part_type = "static"; + } + if (nr_parts == 0) { + printk(KERN_NOTICE "IXP4xx flash: no partition info " + "available, registering whole flash\n"); + err = add_mtd_device(info->mtd); + } else { + printk(KERN_NOTICE "IXP4xx flash: using %s partition " + "definition\n", part_type); + err = add_mtd_partitions(info->mtd, info->partitions, nr_parts); - err = parse_mtd_partitions(info->mtd, probes, &info->partitions, dev->resource->start); - if (err > 0) { - err = add_mtd_partitions(info->mtd, info->partitions, err); if(err) printk(KERN_ERR "Could not parse partitions\n"); } diff --git a/drivers/mtd/maps/physmap.c b/drivers/mtd/maps/physmap.c index 426461a..4c18b98 100644 --- a/drivers/mtd/maps/physmap.c +++ b/drivers/mtd/maps/physmap.c @@ -106,12 +106,12 @@ static int physmap_flash_probe(struct platform_device *dev) for (i = 0; i < dev->num_resources; i++) { printk(KERN_NOTICE "physmap platform flash device: %.8llx at %.8llx\n", - (unsigned long long)(dev->resource[i].end - dev->resource[i].start + 1), + (unsigned long long)resource_size(&dev->resource[i]), (unsigned long long)dev->resource[i].start); if (!devm_request_mem_region(&dev->dev, dev->resource[i].start, - dev->resource[i].end - dev->resource[i].start + 1, + resource_size(&dev->resource[i]), dev_name(&dev->dev))) { dev_err(&dev->dev, "Could not reserve memory region\n"); err = -ENOMEM; @@ -120,7 +120,7 @@ static int physmap_flash_probe(struct platform_device *dev) info->map[i].name = dev_name(&dev->dev); info->map[i].phys = dev->resource[i].start; - info->map[i].size = dev->resource[i].end - dev->resource[i].start + 1; + info->map[i].size = resource_size(&dev->resource[i]); info->map[i].bankwidth = physmap_data->width; info->map[i].set_vpp = physmap_data->set_vpp; info->map[i].pfow_base = physmap_data->pfow_base; @@ -136,8 +136,12 @@ static int physmap_flash_probe(struct platform_device *dev) simple_map_init(&info->map[i]); probe_type = rom_probe_types; - for (; info->mtd[i] == NULL && *probe_type != NULL; probe_type++) - info->mtd[i] = do_map_probe(*probe_type, &info->map[i]); + if (physmap_data->probe_type == NULL) { + for (; info->mtd[i] == NULL && *probe_type != NULL; probe_type++) + info->mtd[i] = do_map_probe(*probe_type, &info->map[i]); + } else + info->mtd[i] = do_map_probe(physmap_data->probe_type, &info->map[i]); + if (info->mtd[i] == NULL) { dev_err(&dev->dev, "map_probe failed\n"); err = -ENXIO; diff --git a/drivers/mtd/maps/physmap_of.c b/drivers/mtd/maps/physmap_of.c index ba124ba..6ac5f9f 100644 --- a/drivers/mtd/maps/physmap_of.c +++ b/drivers/mtd/maps/physmap_of.c @@ -353,7 +353,7 @@ static int __devinit of_flash_probe(struct of_device *dev, &info->parts, 0); if (err < 0) { of_free_probes(part_probe_types); - return err; + goto err_out; } of_free_probes(part_probe_types); @@ -361,14 +361,14 @@ static int __devinit of_flash_probe(struct of_device *dev, if (err == 0) { err = of_mtd_parse_partitions(&dev->dev, dp, &info->parts); if (err < 0) - return err; + goto err_out; } #endif if (err == 0) { err = parse_obsolete_partitions(dev, info, dp); if (err < 0) - return err; + goto err_out; } if (err > 0) diff --git a/drivers/mtd/maps/redwood.c b/drivers/mtd/maps/redwood.c deleted file mode 100644 index d2c9db0..0000000 --- a/drivers/mtd/maps/redwood.c +++ /dev/null @@ -1,131 +0,0 @@ -/* - * drivers/mtd/maps/redwood.c - * - * FLASH map for the IBM Redwood 4/5/6 boards. - * - * Author: MontaVista Software, Inc. <source@mvista.com> - * - * 2001-2003 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/init.h> - -#include <linux/mtd/mtd.h> -#include <linux/mtd/map.h> -#include <linux/mtd/partitions.h> - -#include <asm/io.h> - -#define WINDOW_ADDR 0xffc00000 -#define WINDOW_SIZE 0x00400000 - -#define RW_PART0_OF 0 -#define RW_PART0_SZ 0x10000 -#define RW_PART1_OF RW_PART0_SZ -#define RW_PART1_SZ 0x200000 - 0x10000 -#define RW_PART2_OF 0x200000 -#define RW_PART2_SZ 0x10000 -#define RW_PART3_OF 0x210000 -#define RW_PART3_SZ 0x200000 - (0x10000 + 0x20000) -#define RW_PART4_OF 0x3e0000 -#define RW_PART4_SZ 0x20000 - -static struct mtd_partition redwood_flash_partitions[] = { - { - .name = "Redwood OpenBIOS Vital Product Data", - .offset = RW_PART0_OF, - .size = RW_PART0_SZ, - .mask_flags = MTD_WRITEABLE /* force read-only */ - }, - { - .name = "Redwood kernel", - .offset = RW_PART1_OF, - .size = RW_PART1_SZ - }, - { - .name = "Redwood OpenBIOS non-volatile storage", - .offset = RW_PART2_OF, - .size = RW_PART2_SZ, - .mask_flags = MTD_WRITEABLE /* force read-only */ - }, - { - .name = "Redwood filesystem", - .offset = RW_PART3_OF, - .size = RW_PART3_SZ - }, - { - .name = "Redwood OpenBIOS", - .offset = RW_PART4_OF, - .size = RW_PART4_SZ, - .mask_flags = MTD_WRITEABLE /* force read-only */ - } -}; - -struct map_info redwood_flash_map = { - .name = "IBM Redwood", - .size = WINDOW_SIZE, - .bankwidth = 2, - .phys = WINDOW_ADDR, -}; - - -#define NUM_REDWOOD_FLASH_PARTITIONS ARRAY_SIZE(redwood_flash_partitions) - -static struct mtd_info *redwood_mtd; - -static int __init init_redwood_flash(void) -{ - int err; - - printk(KERN_NOTICE "redwood: flash mapping: %x at %x\n", - WINDOW_SIZE, WINDOW_ADDR); - - redwood_flash_map.virt = ioremap(WINDOW_ADDR, WINDOW_SIZE); - - if (!redwood_flash_map.virt) { - printk("init_redwood_flash: failed to ioremap\n"); - return -EIO; - } - simple_map_init(&redwood_flash_map); - - redwood_mtd = do_map_probe("cfi_probe",&redwood_flash_map); - - if (redwood_mtd) { - redwood_mtd->owner = THIS_MODULE; - err = add_mtd_partitions(redwood_mtd, - redwood_flash_partitions, - NUM_REDWOOD_FLASH_PARTITIONS); - if (err) { - printk("init_redwood_flash: add_mtd_partitions failed\n"); - iounmap(redwood_flash_map.virt); - } - return err; - - } - - iounmap(redwood_flash_map.virt); - return -ENXIO; -} - -static void __exit cleanup_redwood_flash(void) -{ - if (redwood_mtd) { - del_mtd_partitions(redwood_mtd); - /* moved iounmap after map_destroy - armin */ - map_destroy(redwood_mtd); - iounmap((void *)redwood_flash_map.virt); - } -} - -module_init(init_redwood_flash); -module_exit(cleanup_redwood_flash); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("MontaVista Software <source@mvista.com>"); -MODULE_DESCRIPTION("MTD map driver for the IBM Redwood reference boards"); |
