diff options
Diffstat (limited to 'drivers/mtd/maps')
46 files changed, 360 insertions, 3539 deletions
diff --git a/drivers/mtd/maps/Kconfig b/drivers/mtd/maps/Kconfig index 6c5c431c64a..21b2874a303 100644 --- a/drivers/mtd/maps/Kconfig +++ b/drivers/mtd/maps/Kconfig @@ -1,5 +1,6 @@ menu "Mapping drivers for chip access" depends on MTD!=n + depends on HAS_IOMEM config MTD_COMPLEX_MAPPINGS bool "Support non-linear mappings of flash chips" @@ -65,11 +66,11 @@ config MTD_PHYSMAP_BANKWIDTH used internally by the CFI drivers. config MTD_PHYSMAP_OF - tristate "Flash device in physical memory map based on OF description" - depends on OF && (MTD_CFI || MTD_JEDECPROBE || MTD_ROM) + tristate "Memory device in physical memory map based on OF description" + depends on OF && (MTD_CFI || MTD_JEDECPROBE || MTD_ROM || MTD_RAM) help - This provides a 'mapping' driver which allows the NOR Flash and - ROM driver code to communicate with chips which are mapped + This provides a 'mapping' driver which allows the NOR Flash, ROM + and RAM driver code to communicate with chips which are mapped physically into the CPU's memory. The mapping description here is taken from OF device tree. @@ -107,7 +108,7 @@ config MTD_SUN_UFLASH config MTD_SC520CDP tristate "CFI Flash device mapped on AMD SC520 CDP" - depends on X86 && MTD_CFI + depends on (MELAN || COMPILE_TEST) && MTD_CFI help The SC520 CDP board has two banks of CFI-compliant chips and one Dual-in-line JEDEC chip. This 'mapping' driver supports that @@ -115,7 +116,7 @@ config MTD_SC520CDP config MTD_NETSC520 tristate "CFI Flash device mapped on AMD NetSc520" - depends on X86 && MTD_CFI + depends on (MELAN || COMPILE_TEST) && MTD_CFI help This enables access routines for the flash chips on the AMD NetSc520 demonstration board. If you have one of these boards and would like @@ -123,7 +124,7 @@ config MTD_NETSC520 config MTD_TS5500 tristate "JEDEC Flash device mapped on Technologic Systems TS-5500" - depends on X86 + depends on TS5500 || COMPILE_TEST select MTD_JEDECPROBE select MTD_CFI_AMDSTD help @@ -156,24 +157,6 @@ config MTD_PXA2XX help This provides a driver for the NOR flash attached to a PXA2xx chip. -config MTD_OCTAGON - tristate "JEDEC Flash device mapped on Octagon 5066 SBC" - depends on X86 && MTD_JEDEC && MTD_COMPLEX_MAPPINGS - help - This provides a 'mapping' driver which supports the way in which - the flash chips are connected in the Octagon-5066 Single Board - Computer. More information on the board is available at - <http://www.octagonsystems.com/products/5066.aspx>. - -config MTD_VMAX - tristate "JEDEC Flash device mapped on Tempustech VMAX SBC301" - depends on X86 && MTD_JEDEC && MTD_COMPLEX_MAPPINGS - help - This provides a 'mapping' driver which supports the way in which - the flash chips are connected in the Tempustech VMAX SBC301 Single - Board Computer. More information on the board is available at - <http://www.tempustech.com/>. - config MTD_SCx200_DOCFLASH tristate "Flash device mapped with DOCCS on NatSemi SCx200" depends on SCx200 && MTD_CFI @@ -223,7 +206,7 @@ config MTD_CK804XROM config MTD_SCB2_FLASH tristate "BIOS flash chip on Intel SCB2 boards" - depends on X86 && MTD_JEDECPROBE + depends on X86 && MTD_JEDECPROBE && PCI help Support for treating the BIOS flash chip on Intel SCB2 boards as an MTD device - with this you can reprogram your BIOS. @@ -248,22 +231,6 @@ config MTD_LANTIQ 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 @@ -273,42 +240,6 @@ config MTD_L440GX 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 @@ -323,13 +254,6 @@ config MTD_SOLUTIONENGINE This enables access to the flash chips on the Hitachi SolutionEngine and similar boards. Say 'Y' if you are building a kernel for such a board. -config MTD_CDB89712 - tristate "Cirrus CDB89712 evaluation board mappings" - depends on MTD_CFI && ARCH_CDB89712 - help - This enables access to the flash or ROM chips on the CDB89712 board. - If you have such a board, say 'Y'. - config MTD_SA1100 tristate "CFI Flash device mapped on StrongARM SA11x0" depends on MTD_CFI && ARCH_SA1100 @@ -355,29 +279,6 @@ config MTD_IXP4XX 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_FORTUNET - tristate "CFI Flash device mapped on the FortuNet board" - depends on MTD_CFI && SA1100_FORTUNET - help - This enables access to the Flash on the FortuNet board. If you - have such a board, say 'Y'. - -config MTD_AUTCPU12 - tristate "NV-RAM mapping AUTCPU12 board" - depends on ARCH_AUTCPU12 - help - This enables access to the NV-RAM on autronix autcpu12 board. - If you have such a board, say 'Y'. - config MTD_IMPA7 tristate "JEDEC Flash device mapped on impA7" depends on ARM && MTD_JEDECPROBE @@ -385,13 +286,6 @@ config MTD_IMPA7 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" @@ -432,7 +326,7 @@ config MTD_BFIN_ASYNC 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 @@ -442,31 +336,10 @@ config MTD_GPIO_ADDR config MTD_UCLINUX bool "Generic uClinux RAM/ROM filesystem support" - depends on MTD_RAM=y && !MMU + depends on (MTD_RAM=y || MTD_ROM=y) && (!MMU || COLDFIRE) help Map driver to support image based filesystems for uClinux. -config MTD_WRSBC8260 - tristate "Map driver for WindRiver PowerQUICC II MPC82xx board" - depends on (SBC82xx || SBC8560) - select MTD_MAP_BANK_WIDTH_4 - select MTD_MAP_BANK_WIDTH_1 - select MTD_CFI_I1 - select MTD_CFI_I4 - help - Map driver for WindRiver PowerQUICC II MPC82xx board. Drives - all three flash regions on CS0, CS1 and CS6 if they are configured - correctly by the boot loader. - -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 diff --git a/drivers/mtd/maps/Makefile b/drivers/mtd/maps/Makefile index 68a9a91d344..141c91a5b24 100644 --- a/drivers/mtd/maps/Makefile +++ b/drivers/mtd/maps/Makefile @@ -7,10 +7,8 @@ obj-$(CONFIG_MTD) += map_funcs.o endif # Chip mappings -obj-$(CONFIG_MTD_CDB89712) += cdb89712.o obj-$(CONFIG_MTD_CFI_FLAGADM) += cfi_flagadm.o obj-$(CONFIG_MTD_DC21285) += dc21285.o -obj-$(CONFIG_MTD_DILNETPC) += dilnetpc.o obj-$(CONFIG_MTD_L440GX) += l440gx.o obj-$(CONFIG_MTD_AMD76XROM) += amd76xrom.o obj-$(CONFIG_MTD_ESB2ROM) += esb2rom.o @@ -18,37 +16,25 @@ obj-$(CONFIG_MTD_ICHXROM) += ichxrom.o obj-$(CONFIG_MTD_CK804XROM) += ck804xrom.o obj-$(CONFIG_MTD_TSUNAMI) += tsunami_flash.o obj-$(CONFIG_MTD_PXA2XX) += pxa2xx-flash.o -obj-$(CONFIG_MTD_MBX860) += mbx860.o -obj-$(CONFIG_MTD_OCTAGON) += octagon-5066.o obj-$(CONFIG_MTD_PHYSMAP) += physmap.o obj-$(CONFIG_MTD_PHYSMAP_OF) += physmap_of.o obj-$(CONFIG_MTD_PISMO) += pismo.o obj-$(CONFIG_MTD_PMC_MSP_EVM) += pmcmsp-flash.o obj-$(CONFIG_MTD_PCMCIA) += pcmciamtd.o -obj-$(CONFIG_MTD_RPXLITE) += rpxlite.o -obj-$(CONFIG_MTD_TQM8XXL) += tqm8xxl.o obj-$(CONFIG_MTD_SA1100) += sa1100-flash.o obj-$(CONFIG_MTD_SBC_GXX) += sbc_gxx.o obj-$(CONFIG_MTD_SC520CDP) += sc520cdp.o obj-$(CONFIG_MTD_NETSC520) += netsc520.o obj-$(CONFIG_MTD_TS5500) += ts5500_flash.o obj-$(CONFIG_MTD_SUN_UFLASH) += sun_uflash.o -obj-$(CONFIG_MTD_VMAX) += vmax301.o obj-$(CONFIG_MTD_SCx200_DOCFLASH)+= scx200_docflash.o -obj-$(CONFIG_MTD_DBOX2) += dbox2-flash.o obj-$(CONFIG_MTD_SOLUTIONENGINE)+= solutionengine.o obj-$(CONFIG_MTD_PCI) += pci.o -obj-$(CONFIG_MTD_AUTCPU12) += autcpu12-nvram.o obj-$(CONFIG_MTD_IMPA7) += impa7.o -obj-$(CONFIG_MTD_FORTUNET) += fortunet.o obj-$(CONFIG_MTD_UCLINUX) += uclinux.o obj-$(CONFIG_MTD_NETtel) += nettel.o obj-$(CONFIG_MTD_SCB2_FLASH) += scb2_flash.o -obj-$(CONFIG_MTD_H720X) += h720x-flash.o obj-$(CONFIG_MTD_IXP4XX) += ixp4xx.o -obj-$(CONFIG_MTD_IXP2000) += ixp2000.o -obj-$(CONFIG_MTD_WRSBC8260) += wr_sbc82xx_flash.o -obj-$(CONFIG_MTD_DMV182) += dmv182.o obj-$(CONFIG_MTD_PLATRAM) += plat-ram.o obj-$(CONFIG_MTD_INTEL_VR_NOR) += intel_vr_nor.o obj-$(CONFIG_MTD_BFIN_ASYNC) += bfin-async-flash.o diff --git a/drivers/mtd/maps/amd76xrom.c b/drivers/mtd/maps/amd76xrom.c index e2875d6fe12..f7207b0a76d 100644 --- a/drivers/mtd/maps/amd76xrom.c +++ b/drivers/mtd/maps/amd76xrom.c @@ -100,8 +100,8 @@ static void amd76xrom_cleanup(struct amd76xrom_window *window) } -static int __devinit amd76xrom_init_one (struct pci_dev *pdev, - const struct pci_device_id *ent) +static int amd76xrom_init_one(struct pci_dev *pdev, + const struct pci_device_id *ent) { static char *rom_probe_types[] = { "cfi_probe", "jedec_probe", NULL }; u8 byte; @@ -289,7 +289,7 @@ static int __devinit amd76xrom_init_one (struct pci_dev *pdev, } -static void __devexit amd76xrom_remove_one (struct pci_dev *pdev) +static void amd76xrom_remove_one(struct pci_dev *pdev) { struct amd76xrom_window *window = &amd76xrom_window; @@ -347,4 +347,3 @@ module_exit(cleanup_amd76xrom); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Eric Biederman <ebiederman@lnxi.com>"); MODULE_DESCRIPTION("MTD map driver for BIOS chips on the AMD76X southbridge"); - diff --git a/drivers/mtd/maps/autcpu12-nvram.c b/drivers/mtd/maps/autcpu12-nvram.c deleted file mode 100644 index e5bfd0e093b..00000000000 --- a/drivers/mtd/maps/autcpu12-nvram.c +++ /dev/null @@ -1,125 +0,0 @@ -/* - * NV-RAM memory access on autcpu12 - * (C) 2002 Thomas Gleixner (gleixner@autronix.de) - * - * 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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * 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 - * - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/ioport.h> -#include <linux/init.h> -#include <asm/io.h> -#include <asm/sizes.h> -#include <mach/hardware.h> -#include <mach/autcpu12.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/map.h> -#include <linux/mtd/partitions.h> - - -static struct mtd_info *sram_mtd; - -struct map_info autcpu12_sram_map = { - .name = "SRAM", - .size = 32768, - .bankwidth = 4, - .phys = 0x12000000, -}; - -static int __init init_autcpu12_sram (void) -{ - int err, save0, save1; - - autcpu12_sram_map.virt = ioremap(0x12000000, SZ_128K); - if (!autcpu12_sram_map.virt) { - printk("Failed to ioremap autcpu12 NV-RAM space\n"); - err = -EIO; - goto out; - } - simple_map_init(&autcpu_sram_map); - - /* - * Check for 32K/128K - * read ofs 0 - * read ofs 0x10000 - * Write complement to ofs 0x100000 - * Read and check result on ofs 0x0 - * Restore contents - */ - save0 = map_read32(&autcpu12_sram_map,0); - save1 = map_read32(&autcpu12_sram_map,0x10000); - map_write32(&autcpu12_sram_map,~save0,0x10000); - /* if we find this pattern on 0x0, we have 32K size - * restore contents and exit - */ - if ( map_read32(&autcpu12_sram_map,0) != save0) { - map_write32(&autcpu12_sram_map,save0,0x0); - goto map; - } - /* We have a 128K found, restore 0x10000 and set size - * to 128K - */ - map_write32(&autcpu12_sram_map,save1,0x10000); - autcpu12_sram_map.size = SZ_128K; - -map: - sram_mtd = do_map_probe("map_ram", &autcpu12_sram_map); - if (!sram_mtd) { - printk("NV-RAM probe failed\n"); - err = -ENXIO; - goto out_ioremap; - } - - sram_mtd->owner = THIS_MODULE; - sram_mtd->erasesize = 16; - - if (mtd_device_register(sram_mtd, NULL, 0)) { - printk("NV-RAM device addition failed\n"); - err = -ENOMEM; - goto out_probe; - } - - printk("NV-RAM device size %ldKiB registered on AUTCPU12\n",autcpu12_sram_map.size/SZ_1K); - - return 0; - -out_probe: - map_destroy(sram_mtd); - sram_mtd = 0; - -out_ioremap: - iounmap((void *)autcpu12_sram_map.virt); -out: - return err; -} - -static void __exit cleanup_autcpu12_maps(void) -{ - if (sram_mtd) { - mtd_device_unregister(sram_mtd); - map_destroy(sram_mtd); - iounmap((void *)autcpu12_sram_map.virt); - } -} - -module_init(init_autcpu12_sram); -module_exit(cleanup_autcpu12_maps); - -MODULE_AUTHOR("Thomas Gleixner"); -MODULE_DESCRIPTION("autcpu12 NV-RAM map driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/mtd/maps/bfin-async-flash.c b/drivers/mtd/maps/bfin-async-flash.c index 650126c361f..6ea51e54904 100644 --- a/drivers/mtd/maps/bfin-async-flash.c +++ b/drivers/mtd/maps/bfin-async-flash.c @@ -14,7 +14,6 @@ * Licensed under the GPL-2 or later. */ -#include <linux/init.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/mtd/mtd.h> @@ -30,7 +29,8 @@ #include <linux/io.h> #include <asm/unaligned.h> -#define pr_devinit(fmt, args...) ({ static const __devinitconst char __fmt[] = fmt; printk(__fmt, ## args); }) +#define pr_devinit(fmt, args...) \ + ({ static const char __fmt[] = fmt; printk(__fmt, ## args); }) #define DRIVER_NAME "bfin-async-flash" @@ -121,12 +121,13 @@ static void bfin_flash_copy_to(struct map_info *map, unsigned long to, const voi switch_back(state); } -static const char *part_probe_types[] = { "cmdlinepart", "RedBoot", NULL }; +static const char * const part_probe_types[] = { + "cmdlinepart", "RedBoot", NULL }; -static int __devinit bfin_flash_probe(struct platform_device *pdev) +static int bfin_flash_probe(struct platform_device *pdev) { int ret; - struct physmap_flash_data *pdata = pdev->dev.platform_data; + struct physmap_flash_data *pdata = dev_get_platdata(&pdev->dev); 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; @@ -164,15 +165,15 @@ static int __devinit bfin_flash_probe(struct platform_device *pdev) return -ENXIO; } - mtd_device_parse_register(state->mtd, part_probe_types, 0, - pdata->parts, pdata->nr_parts); + mtd_device_parse_register(state->mtd, part_probe_types, NULL, + pdata->parts, pdata->nr_parts); platform_set_drvdata(pdev, state); return 0; } -static int __devexit bfin_flash_remove(struct platform_device *pdev) +static int bfin_flash_remove(struct platform_device *pdev) { struct async_state *state = platform_get_drvdata(pdev); gpio_free(state->enet_flash_pin); @@ -184,7 +185,7 @@ static int __devexit bfin_flash_remove(struct platform_device *pdev) static struct platform_driver bfin_flash_driver = { .probe = bfin_flash_probe, - .remove = __devexit_p(bfin_flash_remove), + .remove = bfin_flash_remove, .driver = { .name = DRIVER_NAME, }, diff --git a/drivers/mtd/maps/cdb89712.c b/drivers/mtd/maps/cdb89712.c deleted file mode 100644 index c29cbf87ea0..00000000000 --- a/drivers/mtd/maps/cdb89712.c +++ /dev/null @@ -1,278 +0,0 @@ -/* - * Flash on Cirrus CDB89712 - * - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/ioport.h> -#include <linux/init.h> -#include <asm/io.h> -#include <mach/hardware.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/map.h> -#include <linux/mtd/partitions.h> - -/* dynamic ioremap() areas */ -#define FLASH_START 0x00000000 -#define FLASH_SIZE 0x800000 -#define FLASH_WIDTH 4 - -#define SRAM_START 0x60000000 -#define SRAM_SIZE 0xc000 -#define SRAM_WIDTH 4 - -#define BOOTROM_START 0x70000000 -#define BOOTROM_SIZE 0x80 -#define BOOTROM_WIDTH 4 - - -static struct mtd_info *flash_mtd; - -struct map_info cdb89712_flash_map = { - .name = "flash", - .size = FLASH_SIZE, - .bankwidth = FLASH_WIDTH, - .phys = FLASH_START, -}; - -struct resource cdb89712_flash_resource = { - .name = "Flash", - .start = FLASH_START, - .end = FLASH_START + FLASH_SIZE - 1, - .flags = IORESOURCE_IO | IORESOURCE_BUSY, -}; - -static int __init init_cdb89712_flash (void) -{ - int err; - - if (request_resource (&ioport_resource, &cdb89712_flash_resource)) { - printk(KERN_NOTICE "Failed to reserve Cdb89712 FLASH space\n"); - err = -EBUSY; - goto out; - } - - cdb89712_flash_map.virt = ioremap(FLASH_START, FLASH_SIZE); - if (!cdb89712_flash_map.virt) { - printk(KERN_NOTICE "Failed to ioremap Cdb89712 FLASH space\n"); - err = -EIO; - goto out_resource; - } - simple_map_init(&cdb89712_flash_map); - flash_mtd = do_map_probe("cfi_probe", &cdb89712_flash_map); - if (!flash_mtd) { - flash_mtd = do_map_probe("map_rom", &cdb89712_flash_map); - if (flash_mtd) - flash_mtd->erasesize = 0x10000; - } - if (!flash_mtd) { - printk("FLASH probe failed\n"); - err = -ENXIO; - goto out_ioremap; - } - - flash_mtd->owner = THIS_MODULE; - - if (mtd_device_register(flash_mtd, NULL, 0)) { - printk("FLASH device addition failed\n"); - err = -ENOMEM; - goto out_probe; - } - - return 0; - -out_probe: - map_destroy(flash_mtd); - flash_mtd = 0; -out_ioremap: - iounmap((void *)cdb89712_flash_map.virt); -out_resource: - release_resource (&cdb89712_flash_resource); -out: - return err; -} - - - - - -static struct mtd_info *sram_mtd; - -struct map_info cdb89712_sram_map = { - .name = "SRAM", - .size = SRAM_SIZE, - .bankwidth = SRAM_WIDTH, - .phys = SRAM_START, -}; - -struct resource cdb89712_sram_resource = { - .name = "SRAM", - .start = SRAM_START, - .end = SRAM_START + SRAM_SIZE - 1, - .flags = IORESOURCE_IO | IORESOURCE_BUSY, -}; - -static int __init init_cdb89712_sram (void) -{ - int err; - - if (request_resource (&ioport_resource, &cdb89712_sram_resource)) { - printk(KERN_NOTICE "Failed to reserve Cdb89712 SRAM space\n"); - err = -EBUSY; - goto out; - } - - cdb89712_sram_map.virt = ioremap(SRAM_START, SRAM_SIZE); - if (!cdb89712_sram_map.virt) { - printk(KERN_NOTICE "Failed to ioremap Cdb89712 SRAM space\n"); - err = -EIO; - goto out_resource; - } - simple_map_init(&cdb89712_sram_map); - sram_mtd = do_map_probe("map_ram", &cdb89712_sram_map); - if (!sram_mtd) { - printk("SRAM probe failed\n"); - err = -ENXIO; - goto out_ioremap; - } - - sram_mtd->owner = THIS_MODULE; - sram_mtd->erasesize = 16; - - if (mtd_device_register(sram_mtd, NULL, 0)) { - printk("SRAM device addition failed\n"); - err = -ENOMEM; - goto out_probe; - } - - return 0; - -out_probe: - map_destroy(sram_mtd); - sram_mtd = 0; -out_ioremap: - iounmap((void *)cdb89712_sram_map.virt); -out_resource: - release_resource (&cdb89712_sram_resource); -out: - return err; -} - - - - - - - -static struct mtd_info *bootrom_mtd; - -struct map_info cdb89712_bootrom_map = { - .name = "BootROM", - .size = BOOTROM_SIZE, - .bankwidth = BOOTROM_WIDTH, - .phys = BOOTROM_START, -}; - -struct resource cdb89712_bootrom_resource = { - .name = "BootROM", - .start = BOOTROM_START, - .end = BOOTROM_START + BOOTROM_SIZE - 1, - .flags = IORESOURCE_IO | IORESOURCE_BUSY, -}; - -static int __init init_cdb89712_bootrom (void) -{ - int err; - - if (request_resource (&ioport_resource, &cdb89712_bootrom_resource)) { - printk(KERN_NOTICE "Failed to reserve Cdb89712 BOOTROM space\n"); - err = -EBUSY; - goto out; - } - - cdb89712_bootrom_map.virt = ioremap(BOOTROM_START, BOOTROM_SIZE); - if (!cdb89712_bootrom_map.virt) { - printk(KERN_NOTICE "Failed to ioremap Cdb89712 BootROM space\n"); - err = -EIO; - goto out_resource; - } - simple_map_init(&cdb89712_bootrom_map); - bootrom_mtd = do_map_probe("map_rom", &cdb89712_bootrom_map); - if (!bootrom_mtd) { - printk("BootROM probe failed\n"); - err = -ENXIO; - goto out_ioremap; - } - - bootrom_mtd->owner = THIS_MODULE; - bootrom_mtd->erasesize = 0x10000; - - if (mtd_device_register(bootrom_mtd, NULL, 0)) { - printk("BootROM device addition failed\n"); - err = -ENOMEM; - goto out_probe; - } - - return 0; - -out_probe: - map_destroy(bootrom_mtd); - bootrom_mtd = 0; -out_ioremap: - iounmap((void *)cdb89712_bootrom_map.virt); -out_resource: - release_resource (&cdb89712_bootrom_resource); -out: - return err; -} - - - - - -static int __init init_cdb89712_maps(void) -{ - - printk(KERN_INFO "Cirrus CDB89712 MTD mappings:\n Flash 0x%x at 0x%x\n SRAM 0x%x at 0x%x\n BootROM 0x%x at 0x%x\n", - FLASH_SIZE, FLASH_START, SRAM_SIZE, SRAM_START, BOOTROM_SIZE, BOOTROM_START); - - init_cdb89712_flash(); - init_cdb89712_sram(); - init_cdb89712_bootrom(); - - return 0; -} - - -static void __exit cleanup_cdb89712_maps(void) -{ - if (sram_mtd) { - mtd_device_unregister(sram_mtd); - map_destroy(sram_mtd); - iounmap((void *)cdb89712_sram_map.virt); - release_resource (&cdb89712_sram_resource); - } - - if (flash_mtd) { - mtd_device_unregister(flash_mtd); - map_destroy(flash_mtd); - iounmap((void *)cdb89712_flash_map.virt); - release_resource (&cdb89712_flash_resource); - } - - if (bootrom_mtd) { - mtd_device_unregister(bootrom_mtd); - map_destroy(bootrom_mtd); - iounmap((void *)cdb89712_bootrom_map.virt); - release_resource (&cdb89712_bootrom_resource); - } -} - -module_init(init_cdb89712_maps); -module_exit(cleanup_cdb89712_maps); - -MODULE_AUTHOR("Ray L"); -MODULE_DESCRIPTION("ARM CDB89712 map driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/mtd/maps/cfi_flagadm.c b/drivers/mtd/maps/cfi_flagadm.c index d16fc9d3b8c..d504b3d1791 100644 --- a/drivers/mtd/maps/cfi_flagadm.c +++ b/drivers/mtd/maps/cfi_flagadm.c @@ -55,13 +55,13 @@ #define FLASH_PARTITION3_SIZE 0x001C0000 -struct map_info flagadm_map = { +static struct map_info flagadm_map = { .name = "FlagaDM flash device", .size = FLASH_SIZE, .bankwidth = 2, }; -struct mtd_partition flagadm_parts[] = { +static struct mtd_partition flagadm_parts[] = { { .name = "Bootloader", .offset = FLASH_PARTITION0_ADDR, @@ -112,7 +112,7 @@ static int __init init_flagadm(void) return 0; } - iounmap((void *)flagadm_map.virt); + iounmap((void __iomem *)flagadm_map.virt); return -ENXIO; } @@ -123,8 +123,8 @@ static void __exit cleanup_flagadm(void) map_destroy(mymtd); } if (flagadm_map.virt) { - iounmap((void *)flagadm_map.virt); - flagadm_map.virt = 0; + iounmap((void __iomem *)flagadm_map.virt); + flagadm_map.virt = NULL; } } diff --git a/drivers/mtd/maps/ck804xrom.c b/drivers/mtd/maps/ck804xrom.c index 3d0e762fa5f..0455166f05f 100644 --- a/drivers/mtd/maps/ck804xrom.c +++ b/drivers/mtd/maps/ck804xrom.c @@ -112,8 +112,8 @@ static void ck804xrom_cleanup(struct ck804xrom_window *window) } -static int __devinit ck804xrom_init_one (struct pci_dev *pdev, - const struct pci_device_id *ent) +static int ck804xrom_init_one(struct pci_dev *pdev, + const struct pci_device_id *ent) { static char *rom_probe_types[] = { "cfi_probe", "jedec_probe", NULL }; u8 byte; @@ -308,8 +308,7 @@ static int __devinit ck804xrom_init_one (struct pci_dev *pdev, out: /* Free any left over map structures */ - if (map) - kfree(map); + kfree(map); /* See if I have any map structures */ if (list_empty(&window->maps)) { @@ -320,7 +319,7 @@ static int __devinit ck804xrom_init_one (struct pci_dev *pdev, } -static void __devexit ck804xrom_remove_one (struct pci_dev *pdev) +static void ck804xrom_remove_one(struct pci_dev *pdev) { struct ck804xrom_window *window = &ck804xrom_window; diff --git a/drivers/mtd/maps/dbox2-flash.c b/drivers/mtd/maps/dbox2-flash.c deleted file mode 100644 index 85bdece6ab3..00000000000 --- a/drivers/mtd/maps/dbox2-flash.c +++ /dev/null @@ -1,123 +0,0 @@ -/* - * D-Box 2 flash driver - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <asm/io.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/map.h> -#include <linux/mtd/partitions.h> -#include <linux/errno.h> - -/* partition_info gives details on the logical partitions that the split the - * single flash device into. If the size if zero we use up to the end of the - * device. */ -static struct mtd_partition partition_info[]= { - { - .name = "BR bootloader", - .size = 128 * 1024, - .offset = 0, - .mask_flags = MTD_WRITEABLE - }, - { - .name = "FLFS (U-Boot)", - .size = 128 * 1024, - .offset = MTDPART_OFS_APPEND, - .mask_flags = 0 - }, - { - .name = "Root (SquashFS)", - .size = 7040 * 1024, - .offset = MTDPART_OFS_APPEND, - .mask_flags = 0 - }, - { - .name = "var (JFFS2)", - .size = 896 * 1024, - .offset = MTDPART_OFS_APPEND, - .mask_flags = 0 - }, - { - .name = "Flash without bootloader", - .size = MTDPART_SIZ_FULL, - .offset = 128 * 1024, - .mask_flags = 0 - }, - { - .name = "Complete Flash", - .size = MTDPART_SIZ_FULL, - .offset = 0, - .mask_flags = MTD_WRITEABLE - } -}; - -#define NUM_PARTITIONS ARRAY_SIZE(partition_info) - -#define WINDOW_ADDR 0x10000000 -#define WINDOW_SIZE 0x800000 - -static struct mtd_info *mymtd; - - -struct map_info dbox2_flash_map = { - .name = "D-Box 2 flash memory", - .size = WINDOW_SIZE, - .bankwidth = 4, - .phys = WINDOW_ADDR, -}; - -static int __init init_dbox2_flash(void) -{ - printk(KERN_NOTICE "D-Box 2 flash driver (size->0x%X mem->0x%X)\n", WINDOW_SIZE, WINDOW_ADDR); - dbox2_flash_map.virt = ioremap(WINDOW_ADDR, WINDOW_SIZE); - - if (!dbox2_flash_map.virt) { - printk("Failed to ioremap\n"); - return -EIO; - } - simple_map_init(&dbox2_flash_map); - - // Probe for dual Intel 28F320 or dual AMD - mymtd = do_map_probe("cfi_probe", &dbox2_flash_map); - if (!mymtd) { - // Probe for single Intel 28F640 - dbox2_flash_map.bankwidth = 2; - - mymtd = do_map_probe("cfi_probe", &dbox2_flash_map); - } - - if (mymtd) { - mymtd->owner = THIS_MODULE; - - /* Create MTD devices for each partition. */ - mtd_device_register(mymtd, partition_info, NUM_PARTITIONS); - - return 0; - } - - iounmap((void *)dbox2_flash_map.virt); - return -ENXIO; -} - -static void __exit cleanup_dbox2_flash(void) -{ - if (mymtd) { - mtd_device_unregister(mymtd); - map_destroy(mymtd); - } - if (dbox2_flash_map.virt) { - iounmap((void *)dbox2_flash_map.virt); - dbox2_flash_map.virt = 0; - } -} - -module_init(init_dbox2_flash); -module_exit(cleanup_dbox2_flash); - - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Kári DavÃðsson <kd@flaga.is>, Bastian Blank <waldi@tuxbox.org>, Alexander Wild <wild@te-elektronik.com>"); -MODULE_DESCRIPTION("MTD map driver for D-Box 2 board"); diff --git a/drivers/mtd/maps/dc21285.c b/drivers/mtd/maps/dc21285.c index f43b365b848..f8a7dd14cee 100644 --- a/drivers/mtd/maps/dc21285.c +++ b/drivers/mtd/maps/dc21285.c @@ -143,9 +143,8 @@ static struct map_info dc21285_map = { .copy_from = dc21285_copy_from, }; - /* Partition stuff */ -static const char *probes[] = { "RedBoot", "cmdlinepart", NULL }; +static const char * const probes[] = { "RedBoot", "cmdlinepart", NULL }; static int __init init_dc21285(void) { @@ -196,7 +195,7 @@ static int __init init_dc21285(void) dc21285_mtd->owner = THIS_MODULE; - mtd_device_parse_register(dc21285_mtd, probes, 0, NULL, 0); + mtd_device_parse_register(dc21285_mtd, probes, NULL, NULL, 0); if(machine_is_ebsa285()) { /* diff --git a/drivers/mtd/maps/dilnetpc.c b/drivers/mtd/maps/dilnetpc.c deleted file mode 100644 index 3e393f0da82..00000000000 --- a/drivers/mtd/maps/dilnetpc.c +++ /dev/null @@ -1,496 +0,0 @@ -/* dilnetpc.c -- MTD map driver for SSV DIL/Net PC Boards "DNP" and "ADNP" - * - * 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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * 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 - * - * 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 - * ROM (Intel 28F016S3) and 8 megs of DRAM, the ADNP version has 4 megs - * flash and 16 megs of RAM. - * For details, see http://www.ssv-embedded.de/ssv/pc104/p169.htm - * and http://www.ssv-embedded.de/ssv/pc104/p170.htm - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/string.h> - -#include <linux/mtd/mtd.h> -#include <linux/mtd/map.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/concat.h> - -#include <asm/io.h> - -/* -** The DIL/NetPC keeps its BIOS in two distinct flash blocks. -** Destroying any of these blocks transforms the DNPC into -** a paperweight (albeit not a very useful one, considering -** it only weighs a few grams). -** -** Therefore, the BIOS blocks must never be erased or written to -** except by people who know exactly what they are doing (e.g. -** to install a BIOS update). These partitions are marked read-only -** by default, but can be made read/write by undefining -** DNPC_BIOS_BLOCKS_WRITEPROTECTED: -*/ -#define DNPC_BIOS_BLOCKS_WRITEPROTECTED - -/* -** The ID string (in ROM) is checked to determine whether we -** are running on a DNP/1486 or ADNP/1486 -*/ -#define BIOSID_BASE 0x000fe100 - -#define ID_DNPC "DNP1486" -#define ID_ADNP "ADNP1486" - -/* -** Address where the flash should appear in CPU space -*/ -#define FLASH_BASE 0x2000000 - -/* -** Chip Setup and Control (CSC) indexed register space -*/ -#define CSC_INDEX 0x22 -#define CSC_DATA 0x23 - -#define CSC_MMSWAR 0x30 /* MMS window C-F attributes register */ -#define CSC_MMSWDSR 0x31 /* MMS window C-F device select register */ - -#define CSC_RBWR 0xa7 /* GPIO Read-Back/Write Register B */ - -#define CSC_CR 0xd0 /* internal I/O device disable/Echo */ - /* Z-bus/configuration register */ - -#define CSC_PCCMDCR 0xf1 /* PC card mode and DMA control register */ - - -/* -** PC Card indexed register space: -*/ - -#define PCC_INDEX 0x3e0 -#define PCC_DATA 0x3e1 - -#define PCC_AWER_B 0x46 /* Socket B Address Window enable register */ -#define PCC_MWSAR_1_Lo 0x58 /* memory window 1 start address low register */ -#define PCC_MWSAR_1_Hi 0x59 /* memory window 1 start address high register */ -#define PCC_MWEAR_1_Lo 0x5A /* memory window 1 stop address low register */ -#define PCC_MWEAR_1_Hi 0x5B /* memory window 1 stop address high register */ -#define PCC_MWAOR_1_Lo 0x5C /* memory window 1 address offset low register */ -#define PCC_MWAOR_1_Hi 0x5D /* memory window 1 address offset high register */ - - -/* -** Access to SC4x0's Chip Setup and Control (CSC) -** and PC Card (PCC) indexed registers: -*/ -static inline void setcsc(int reg, unsigned char data) -{ - outb(reg, CSC_INDEX); - outb(data, CSC_DATA); -} - -static inline unsigned char getcsc(int reg) -{ - outb(reg, CSC_INDEX); - return(inb(CSC_DATA)); -} - -static inline void setpcc(int reg, unsigned char data) -{ - outb(reg, PCC_INDEX); - outb(data, PCC_DATA); -} - -static inline unsigned char getpcc(int reg) -{ - outb(reg, PCC_INDEX); - return(inb(PCC_DATA)); -} - - -/* -************************************************************ -** Enable access to DIL/NetPC's flash by mapping it into -** the SC4x0's MMS Window C. -************************************************************ -*/ -static void dnpc_map_flash(unsigned long flash_base, unsigned long flash_size) -{ - unsigned long flash_end = flash_base + flash_size - 1; - - /* - ** enable setup of MMS windows C-F: - */ - /* - enable PC Card indexed register space */ - setcsc(CSC_CR, getcsc(CSC_CR) | 0x2); - /* - set PC Card controller to operate in standard mode */ - setcsc(CSC_PCCMDCR, getcsc(CSC_PCCMDCR) & ~1); - - /* - ** Program base address and end address of window - ** where the flash ROM should appear in CPU address space - */ - setpcc(PCC_MWSAR_1_Lo, (flash_base >> 12) & 0xff); - setpcc(PCC_MWSAR_1_Hi, (flash_base >> 20) & 0x3f); - setpcc(PCC_MWEAR_1_Lo, (flash_end >> 12) & 0xff); - setpcc(PCC_MWEAR_1_Hi, (flash_end >> 20) & 0x3f); - - /* program offset of first flash location to appear in this window (0) */ - setpcc(PCC_MWAOR_1_Lo, ((0 - flash_base) >> 12) & 0xff); - setpcc(PCC_MWAOR_1_Hi, ((0 - flash_base)>> 20) & 0x3f); - - /* set attributes for MMS window C: non-cacheable, write-enabled */ - setcsc(CSC_MMSWAR, getcsc(CSC_MMSWAR) & ~0x11); - - /* select physical device ROMCS0 (i.e. flash) for MMS Window C */ - setcsc(CSC_MMSWDSR, getcsc(CSC_MMSWDSR) & ~0x03); - - /* enable memory window 1 */ - setpcc(PCC_AWER_B, getpcc(PCC_AWER_B) | 0x02); - - /* now disable PC Card indexed register space again */ - setcsc(CSC_CR, getcsc(CSC_CR) & ~0x2); -} - - -/* -************************************************************ -** Disable access to DIL/NetPC's flash by mapping it into -** the SC4x0's MMS Window C. -************************************************************ -*/ -static void dnpc_unmap_flash(void) -{ - /* - enable PC Card indexed register space */ - setcsc(CSC_CR, getcsc(CSC_CR) | 0x2); - - /* disable memory window 1 */ - setpcc(PCC_AWER_B, getpcc(PCC_AWER_B) & ~0x02); - - /* now disable PC Card indexed register space again */ - setcsc(CSC_CR, getcsc(CSC_CR) & ~0x2); -} - - - -/* -************************************************************ -** Enable/Disable VPP to write to flash -************************************************************ -*/ - -static DEFINE_SPINLOCK(dnpc_spin); -static int vpp_counter = 0; -/* -** This is what has to be done for the DNP board .. -*/ -static void dnp_set_vpp(struct map_info *not_used, int on) -{ - spin_lock_irq(&dnpc_spin); - - if (on) - { - if(++vpp_counter == 1) - setcsc(CSC_RBWR, getcsc(CSC_RBWR) & ~0x4); - } - else - { - if(--vpp_counter == 0) - setcsc(CSC_RBWR, getcsc(CSC_RBWR) | 0x4); - else - BUG_ON(vpp_counter < 0); - } - spin_unlock_irq(&dnpc_spin); -} - -/* -** .. and this the ADNP version: -*/ -static void adnp_set_vpp(struct map_info *not_used, int on) -{ - spin_lock_irq(&dnpc_spin); - - if (on) - { - if(++vpp_counter == 1) - setcsc(CSC_RBWR, getcsc(CSC_RBWR) & ~0x8); - } - else - { - if(--vpp_counter == 0) - setcsc(CSC_RBWR, getcsc(CSC_RBWR) | 0x8); - else - BUG_ON(vpp_counter < 0); - } - spin_unlock_irq(&dnpc_spin); -} - - - -#define DNP_WINDOW_SIZE 0x00200000 /* DNP flash size is 2MiB */ -#define ADNP_WINDOW_SIZE 0x00400000 /* ADNP flash size is 4MiB */ -#define WINDOW_ADDR FLASH_BASE - -static struct map_info dnpc_map = { - .name = "ADNP Flash Bank", - .size = ADNP_WINDOW_SIZE, - .bankwidth = 1, - .set_vpp = adnp_set_vpp, - .phys = WINDOW_ADDR -}; - -/* -** The layout of the flash is somewhat "strange": -** -** 1. 960 KiB (15 blocks) : Space for ROM Bootloader and user data -** 2. 64 KiB (1 block) : System BIOS -** 3. 960 KiB (15 blocks) : User Data (DNP model) or -** 3. 3008 KiB (47 blocks) : User Data (ADNP model) -** 4. 64 KiB (1 block) : System BIOS Entry -*/ - -static struct mtd_partition partition_info[]= -{ - { - .name = "ADNP boot", - .offset = 0, - .size = 0xf0000, - }, - { - .name = "ADNP system BIOS", - .offset = MTDPART_OFS_NXTBLK, - .size = 0x10000, -#ifdef DNPC_BIOS_BLOCKS_WRITEPROTECTED - .mask_flags = MTD_WRITEABLE, -#endif - }, - { - .name = "ADNP file system", - .offset = MTDPART_OFS_NXTBLK, - .size = 0x2f0000, - }, - { - .name = "ADNP system BIOS entry", - .offset = MTDPART_OFS_NXTBLK, - .size = MTDPART_SIZ_FULL, -#ifdef DNPC_BIOS_BLOCKS_WRITEPROTECTED - .mask_flags = MTD_WRITEABLE, -#endif - }, -}; - -#define NUM_PARTITIONS ARRAY_SIZE(partition_info) - -static struct mtd_info *mymtd; -static struct mtd_info *lowlvl_parts[NUM_PARTITIONS]; -static struct mtd_info *merged_mtd; - -/* -** "Highlevel" partition info: -** -** Using the MTD concat layer, we can re-arrange partitions to our -** liking: we construct a virtual MTD device by concatenating the -** partitions, specifying the sequence such that the boot block -** is immediately followed by the filesystem block (i.e. the stupid -** system BIOS block is mapped to a different place). When re-partitioning -** this concatenated MTD device, we can set the boot block size to -** an arbitrary (though erase block aligned) value i.e. not one that -** is dictated by the flash's physical layout. We can thus set the -** boot block to be e.g. 64 KB (which is fully sufficient if we want -** to boot an etherboot image) or to -say- 1.5 MB if we want to boot -** a large kernel image. In all cases, the remainder of the flash -** is available as file system space. -*/ - -static struct mtd_partition higlvl_partition_info[]= -{ - { - .name = "ADNP boot block", - .offset = 0, - .size = CONFIG_MTD_DILNETPC_BOOTSIZE, - }, - { - .name = "ADNP file system space", - .offset = MTDPART_OFS_NXTBLK, - .size = ADNP_WINDOW_SIZE-CONFIG_MTD_DILNETPC_BOOTSIZE-0x20000, - }, - { - .name = "ADNP system BIOS + BIOS Entry", - .offset = MTDPART_OFS_NXTBLK, - .size = MTDPART_SIZ_FULL, -#ifdef DNPC_BIOS_BLOCKS_WRITEPROTECTED - .mask_flags = MTD_WRITEABLE, -#endif - }, -}; - -#define NUM_HIGHLVL_PARTITIONS ARRAY_SIZE(higlvl_partition_info) - - -static int dnp_adnp_probe(void) -{ - char *biosid, rc = -1; - - biosid = (char*)ioremap(BIOSID_BASE, 16); - if(biosid) - { - if(!strcmp(biosid, ID_DNPC)) - rc = 1; /* this is a DNPC */ - else if(!strcmp(biosid, ID_ADNP)) - rc = 0; /* this is a ADNPC */ - } - iounmap((void *)biosid); - return(rc); -} - - -static int __init init_dnpc(void) -{ - int is_dnp; - - /* - ** determine hardware (DNP/ADNP/invalid) - */ - if((is_dnp = dnp_adnp_probe()) < 0) - return -ENXIO; - - /* - ** Things are set up for ADNP by default - ** -> modify all that needs to be different for DNP - */ - if(is_dnp) - { /* - ** Adjust window size, select correct set_vpp function. - ** The partitioning scheme is identical on both DNP - ** and ADNP except for the size of the third partition. - */ - int i; - dnpc_map.size = DNP_WINDOW_SIZE; - dnpc_map.set_vpp = dnp_set_vpp; - partition_info[2].size = 0xf0000; - - /* - ** increment all string pointers so the leading 'A' gets skipped, - ** thus turning all occurrences of "ADNP ..." into "DNP ..." - */ - ++dnpc_map.name; - for(i = 0; i < NUM_PARTITIONS; i++) - ++partition_info[i].name; - higlvl_partition_info[1].size = DNP_WINDOW_SIZE - - CONFIG_MTD_DILNETPC_BOOTSIZE - 0x20000; - for(i = 0; i < NUM_HIGHLVL_PARTITIONS; i++) - ++higlvl_partition_info[i].name; - } - - printk(KERN_NOTICE "DIL/Net %s flash: 0x%lx at 0x%llx\n", - is_dnp ? "DNPC" : "ADNP", dnpc_map.size, (unsigned long long)dnpc_map.phys); - - dnpc_map.virt = ioremap_nocache(dnpc_map.phys, dnpc_map.size); - - dnpc_map_flash(dnpc_map.phys, dnpc_map.size); - - if (!dnpc_map.virt) { - printk("Failed to ioremap_nocache\n"); - return -EIO; - } - simple_map_init(&dnpc_map); - - printk("FLASH virtual address: 0x%p\n", dnpc_map.virt); - - mymtd = do_map_probe("jedec_probe", &dnpc_map); - - if (!mymtd) - mymtd = do_map_probe("cfi_probe", &dnpc_map); - - /* - ** If flash probes fail, try to make flashes accessible - ** at least as ROM. Ajust erasesize in this case since - ** the default one (128M) will break our partitioning - */ - if (!mymtd) - if((mymtd = do_map_probe("map_rom", &dnpc_map))) - mymtd->erasesize = 0x10000; - - if (!mymtd) { - iounmap(dnpc_map.virt); - return -ENXIO; - } - - mymtd->owner = THIS_MODULE; - - /* - ** Supply pointers to lowlvl_parts[] array to add_mtd_partitions() - ** -> add_mtd_partitions() will _not_ register MTD devices for - ** the partitions, but will instead store pointers to the MTD - ** objects it creates into our lowlvl_parts[] array. - ** NOTE: we arrange the pointers such that the sequence of the - ** partitions gets re-arranged: partition #2 follows - ** partition #0. - */ - partition_info[0].mtdp = &lowlvl_parts[0]; - partition_info[1].mtdp = &lowlvl_parts[2]; - partition_info[2].mtdp = &lowlvl_parts[1]; - partition_info[3].mtdp = &lowlvl_parts[3]; - - mtd_device_register(mymtd, partition_info, NUM_PARTITIONS); - - /* - ** now create a virtual MTD device by concatenating the for partitions - ** (in the sequence given by the lowlvl_parts[] array. - */ - merged_mtd = mtd_concat_create(lowlvl_parts, NUM_PARTITIONS, "(A)DNP Flash Concatenated"); - if(merged_mtd) - { /* - ** now partition the new device the way we want it. This time, - ** we do not supply mtd pointers in higlvl_partition_info, so - ** add_mtd_partitions() will register the devices. - */ - mtd_device_register(merged_mtd, higlvl_partition_info, - NUM_HIGHLVL_PARTITIONS); - } - - return 0; -} - -static void __exit cleanup_dnpc(void) -{ - if(merged_mtd) { - mtd_device_unregister(merged_mtd); - mtd_concat_destroy(merged_mtd); - } - - if (mymtd) { - mtd_device_unregister(mymtd); - map_destroy(mymtd); - } - if (dnpc_map.virt) { - iounmap(dnpc_map.virt); - dnpc_unmap_flash(); - dnpc_map.virt = NULL; - } -} - -module_init(init_dnpc); -module_exit(cleanup_dnpc); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Sysgo Real-Time Solutions GmbH"); -MODULE_DESCRIPTION("MTD map driver for SSV DIL/NetPC DNP & ADNP"); diff --git a/drivers/mtd/maps/dmv182.c b/drivers/mtd/maps/dmv182.c deleted file mode 100644 index 6538ac675e0..00000000000 --- a/drivers/mtd/maps/dmv182.c +++ /dev/null @@ -1,146 +0,0 @@ - -/* - * drivers/mtd/maps/dmv182.c - * - * Flash map driver for the Dy4 SVME182 board - * - * Copyright 2003-2004, TimeSys Corporation - * - * Based on the SVME181 flash map, by Tom Nelson, Dot4, Inc. for TimeSys Corp. - * - * 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. - */ - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <asm/io.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/map.h> -#include <linux/mtd/partitions.h> -#include <linux/errno.h> - -/* - * This driver currently handles only the 16MiB user flash bank 1 on the - * board. It does not provide access to bank 0 (contains the Dy4 FFW), bank 2 - * (VxWorks boot), or the optional 48MiB expansion flash. - * - * scott.wood@timesys.com: On the newer boards with 128MiB flash, it - * now supports the first 96MiB (the boot flash bank containing FFW - * is excluded). The VxWorks loader is in partition 1. - */ - -#define FLASH_BASE_ADDR 0xf0000000 -#define FLASH_BANK_SIZE (128*1024*1024) - -MODULE_AUTHOR("Scott Wood, TimeSys Corporation <scott.wood@timesys.com>"); -MODULE_DESCRIPTION("User-programmable flash device on the Dy4 SVME182 board"); -MODULE_LICENSE("GPL"); - -static struct map_info svme182_map = { - .name = "Dy4 SVME182", - .bankwidth = 32, - .size = 128 * 1024 * 1024 -}; - -#define BOOTIMAGE_PART_SIZE ((6*1024*1024)-RESERVED_PART_SIZE) - -// Allow 6MiB for the kernel -#define NEW_BOOTIMAGE_PART_SIZE (6 * 1024 * 1024) -// Allow 1MiB for the bootloader -#define NEW_BOOTLOADER_PART_SIZE (1024 * 1024) -// Use the remaining 9MiB at the end of flash for the RFS -#define NEW_RFS_PART_SIZE (0x01000000 - NEW_BOOTLOADER_PART_SIZE - \ - NEW_BOOTIMAGE_PART_SIZE) - -static struct mtd_partition svme182_partitions[] = { - // The Lower PABS is only 128KiB, but the partition code doesn't - // like partitions that don't end on the largest erase block - // size of the device, even if all of the erase blocks in the - // partition are small ones. The hardware should prevent - // writes to the actual PABS areas. - { - name: "Lower PABS and CPU 0 bootloader or kernel", - size: 6*1024*1024, - offset: 0, - }, - { - name: "Root Filesystem", - size: 10*1024*1024, - offset: MTDPART_OFS_NXTBLK - }, - { - name: "CPU1 Bootloader", - size: 1024*1024, - offset: MTDPART_OFS_NXTBLK, - }, - { - name: "Extra", - size: 110*1024*1024, - offset: MTDPART_OFS_NXTBLK - }, - { - name: "Foundation Firmware and Upper PABS", - size: 1024*1024, - offset: MTDPART_OFS_NXTBLK, - mask_flags: MTD_WRITEABLE // read-only - } -}; - -static struct mtd_info *this_mtd; - -static int __init init_svme182(void) -{ - struct mtd_partition *partitions; - int num_parts = ARRAY_SIZE(svme182_partitions); - - partitions = svme182_partitions; - - svme182_map.virt = ioremap(FLASH_BASE_ADDR, svme182_map.size); - - if (svme182_map.virt == 0) { - printk("Failed to ioremap FLASH memory area.\n"); - return -EIO; - } - - simple_map_init(&svme182_map); - - this_mtd = do_map_probe("cfi_probe", &svme182_map); - if (!this_mtd) - { - iounmap((void *)svme182_map.virt); - return -ENXIO; - } - - printk(KERN_NOTICE "SVME182 flash device: %dMiB at 0x%08x\n", - this_mtd->size >> 20, FLASH_BASE_ADDR); - - this_mtd->owner = THIS_MODULE; - mtd_device_register(this_mtd, partitions, num_parts); - - return 0; -} - -static void __exit cleanup_svme182(void) -{ - if (this_mtd) - { - mtd_device_unregister(this_mtd); - map_destroy(this_mtd); - } - - if (svme182_map.virt) - { - iounmap((void *)svme182_map.virt); - svme182_map.virt = 0; - } - - return; -} - -module_init(init_svme182); -module_exit(cleanup_svme182); diff --git a/drivers/mtd/maps/esb2rom.c b/drivers/mtd/maps/esb2rom.c index 08322b1c3e8..f784cf0caa1 100644 --- a/drivers/mtd/maps/esb2rom.c +++ b/drivers/mtd/maps/esb2rom.c @@ -144,8 +144,8 @@ static void esb2rom_cleanup(struct esb2rom_window *window) pci_dev_put(window->pdev); } -static int __devinit esb2rom_init_one(struct pci_dev *pdev, - const struct pci_device_id *ent) +static int esb2rom_init_one(struct pci_dev *pdev, + const struct pci_device_id *ent) { static char *rom_probe_types[] = { "cfi_probe", "jedec_probe", NULL }; struct esb2rom_window *window = &esb2rom_window; @@ -378,13 +378,13 @@ static int __devinit esb2rom_init_one(struct pci_dev *pdev, return 0; } -static void __devexit esb2rom_remove_one (struct pci_dev *pdev) +static void esb2rom_remove_one(struct pci_dev *pdev) { struct esb2rom_window *window = &esb2rom_window; esb2rom_cleanup(window); } -static struct pci_device_id esb2rom_pci_tbl[] __devinitdata = { +static struct pci_device_id esb2rom_pci_tbl[] = { { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_0, PCI_ANY_ID, PCI_ANY_ID, }, { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_0, diff --git a/drivers/mtd/maps/fortunet.c b/drivers/mtd/maps/fortunet.c deleted file mode 100644 index 956e2e4f30e..00000000000 --- a/drivers/mtd/maps/fortunet.c +++ /dev/null @@ -1,277 +0,0 @@ -/* fortunet.c memory map - * - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/string.h> - -#include <linux/mtd/mtd.h> -#include <linux/mtd/map.h> -#include <linux/mtd/partitions.h> - -#include <asm/io.h> - -#define MAX_NUM_REGIONS 4 -#define MAX_NUM_PARTITIONS 8 - -#define DEF_WINDOW_ADDR_PHY 0x00000000 -#define DEF_WINDOW_SIZE 0x00800000 // 8 Mega Bytes - -#define MTD_FORTUNET_PK "MTD FortuNet: " - -#define MAX_NAME_SIZE 128 - -struct map_region -{ - int window_addr_physical; - int altbankwidth; - struct map_info map_info; - struct mtd_info *mymtd; - struct mtd_partition parts[MAX_NUM_PARTITIONS]; - char map_name[MAX_NAME_SIZE]; - char parts_name[MAX_NUM_PARTITIONS][MAX_NAME_SIZE]; -}; - -static struct map_region map_regions[MAX_NUM_REGIONS]; -static int map_regions_set[MAX_NUM_REGIONS] = {0,0,0,0}; -static int map_regions_parts[MAX_NUM_REGIONS] = {0,0,0,0}; - - - -struct map_info default_map = { - .size = DEF_WINDOW_SIZE, - .bankwidth = 4, -}; - -static char * __init get_string_option(char *dest,int dest_size,char *sor) -{ - if(!dest_size) - return sor; - dest_size--; - while(*sor) - { - if(*sor==',') - { - sor++; - break; - } - else if(*sor=='\"') - { - sor++; - while(*sor) - { - if(*sor=='\"') - { - sor++; - break; - } - *dest = *sor; - dest++; - sor++; - dest_size--; - if(!dest_size) - { - *dest = 0; - return sor; - } - } - } - else - { - *dest = *sor; - dest++; - sor++; - dest_size--; - if(!dest_size) - { - *dest = 0; - return sor; - } - } - } - *dest = 0; - return sor; -} - -static int __init MTD_New_Region(char *line) -{ - char string[MAX_NAME_SIZE]; - int params[6]; - get_options (get_string_option(string,sizeof(string),line),6,params); - if(params[0]<1) - { - printk(MTD_FORTUNET_PK "Bad parameters for MTD Region " - " name,region-number[,base,size,bankwidth,altbankwidth]\n"); - return 1; - } - if((params[1]<0)||(params[1]>=MAX_NUM_REGIONS)) - { - printk(MTD_FORTUNET_PK "Bad region index of %d only have 0..%u regions\n", - params[1],MAX_NUM_REGIONS-1); - return 1; - } - memset(&map_regions[params[1]],0,sizeof(map_regions[params[1]])); - memcpy(&map_regions[params[1]].map_info, - &default_map,sizeof(map_regions[params[1]].map_info)); - map_regions_set[params[1]] = 1; - map_regions[params[1]].window_addr_physical = DEF_WINDOW_ADDR_PHY; - map_regions[params[1]].altbankwidth = 2; - map_regions[params[1]].mymtd = NULL; - map_regions[params[1]].map_info.name = map_regions[params[1]].map_name; - strcpy(map_regions[params[1]].map_info.name,string); - if(params[0]>1) - { - map_regions[params[1]].window_addr_physical = params[2]; - } - if(params[0]>2) - { - map_regions[params[1]].map_info.size = params[3]; - } - if(params[0]>3) - { - map_regions[params[1]].map_info.bankwidth = params[4]; - } - if(params[0]>4) - { - map_regions[params[1]].altbankwidth = params[5]; - } - return 1; -} - -static int __init MTD_New_Partition(char *line) -{ - char string[MAX_NAME_SIZE]; - int params[4]; - get_options (get_string_option(string,sizeof(string),line),4,params); - if(params[0]<3) - { - printk(MTD_FORTUNET_PK "Bad parameters for MTD Partition " - " name,region-number,size,offset\n"); - return 1; - } - if((params[1]<0)||(params[1]>=MAX_NUM_REGIONS)) - { - printk(MTD_FORTUNET_PK "Bad region index of %d only have 0..%u regions\n", - params[1],MAX_NUM_REGIONS-1); - return 1; - } - if(map_regions_parts[params[1]]>=MAX_NUM_PARTITIONS) - { - printk(MTD_FORTUNET_PK "Out of space for partition in this region\n"); - return 1; - } - map_regions[params[1]].parts[map_regions_parts[params[1]]].name = - map_regions[params[1]]. parts_name[map_regions_parts[params[1]]]; - strcpy(map_regions[params[1]].parts[map_regions_parts[params[1]]].name,string); - map_regions[params[1]].parts[map_regions_parts[params[1]]].size = - params[2]; - map_regions[params[1]].parts[map_regions_parts[params[1]]].offset = - params[3]; - map_regions[params[1]].parts[map_regions_parts[params[1]]].mask_flags = 0; - map_regions_parts[params[1]]++; - return 1; -} - -__setup("MTD_Region=", MTD_New_Region); -__setup("MTD_Partition=", MTD_New_Partition); - -/* Backwards-spelling-compatibility */ -__setup("MTD_Partion=", MTD_New_Partition); - -static int __init init_fortunet(void) -{ - int ix,iy; - for(iy=ix=0;ix<MAX_NUM_REGIONS;ix++) - { - if(map_regions_parts[ix]&&(!map_regions_set[ix])) - { - printk(MTD_FORTUNET_PK "Region %d is not setup (Setting to default)\n", - ix); - memset(&map_regions[ix],0,sizeof(map_regions[ix])); - memcpy(&map_regions[ix].map_info,&default_map, - sizeof(map_regions[ix].map_info)); - map_regions_set[ix] = 1; - map_regions[ix].window_addr_physical = DEF_WINDOW_ADDR_PHY; - map_regions[ix].altbankwidth = 2; - map_regions[ix].mymtd = NULL; - map_regions[ix].map_info.name = map_regions[ix].map_name; - strcpy(map_regions[ix].map_info.name,"FORTUNET"); - } - if(map_regions_set[ix]) - { - iy++; - printk(KERN_NOTICE MTD_FORTUNET_PK "%s flash device at physically " - " address %x size %x\n", - map_regions[ix].map_info.name, - map_regions[ix].window_addr_physical, - map_regions[ix].map_info.size); - - map_regions[ix].map_info.phys = map_regions[ix].window_addr_physical, - - map_regions[ix].map_info.virt = - ioremap_nocache( - map_regions[ix].window_addr_physical, - map_regions[ix].map_info.size); - if(!map_regions[ix].map_info.virt) - { - int j = 0; - printk(MTD_FORTUNET_PK "%s flash failed to ioremap!\n", - map_regions[ix].map_info.name); - for (j = 0 ; j < ix; j++) - iounmap(map_regions[j].map_info.virt); - return -ENXIO; - } - simple_map_init(&map_regions[ix].map_info); - - printk(KERN_NOTICE MTD_FORTUNET_PK "%s flash is virtually at: %x\n", - map_regions[ix].map_info.name, - map_regions[ix].map_info.virt); - map_regions[ix].mymtd = do_map_probe("cfi_probe", - &map_regions[ix].map_info); - if((!map_regions[ix].mymtd)&&( - map_regions[ix].altbankwidth!=map_regions[ix].map_info.bankwidth)) - { - printk(KERN_NOTICE MTD_FORTUNET_PK "Trying alternate bankwidth " - "for %s flash.\n", - map_regions[ix].map_info.name); - map_regions[ix].map_info.bankwidth = - map_regions[ix].altbankwidth; - map_regions[ix].mymtd = do_map_probe("cfi_probe", - &map_regions[ix].map_info); - } - map_regions[ix].mymtd->owner = THIS_MODULE; - mtd_device_register(map_regions[ix].mymtd, - map_regions[ix].parts, - map_regions_parts[ix]); - } - } - if(iy) - return 0; - return -ENXIO; -} - -static void __exit cleanup_fortunet(void) -{ - int ix; - for(ix=0;ix<MAX_NUM_REGIONS;ix++) - { - if(map_regions_set[ix]) - { - if( map_regions[ix].mymtd ) - { - mtd_device_unregister(map_regions[ix].mymtd); - map_destroy( map_regions[ix].mymtd ); - } - iounmap((void *)map_regions[ix].map_info.virt); - } - } -} - -module_init(init_fortunet); -module_exit(cleanup_fortunet); - -MODULE_AUTHOR("FortuNet, Inc."); -MODULE_DESCRIPTION("MTD map driver for FortuNet boards"); diff --git a/drivers/mtd/maps/gpio-addr-flash.c b/drivers/mtd/maps/gpio-addr-flash.c index 33cce895859..a4c477b9fdd 100644 --- a/drivers/mtd/maps/gpio-addr-flash.c +++ b/drivers/mtd/maps/gpio-addr-flash.c @@ -14,7 +14,6 @@ */ #include <linux/gpio.h> -#include <linux/init.h> #include <linux/io.h> #include <linux/kernel.h> #include <linux/module.h> @@ -26,7 +25,8 @@ #include <linux/slab.h> #include <linux/types.h> -#define pr_devinit(fmt, args...) ({ static const __devinitconst char __fmt[] = fmt; printk(__fmt, ## args); }) +#define pr_devinit(fmt, args...) \ + ({ static const char __fmt[] = fmt; printk(__fmt, ## args); }) #define DRIVER_NAME "gpio-addr-flash" #define PFX DRIVER_NAME ": " @@ -142,7 +142,8 @@ static void gf_write(struct map_info *map, map_word d1, unsigned long ofs) * * See gf_copy_from() caveat. */ -static void gf_copy_to(struct map_info *map, unsigned long to, const void *from, ssize_t len) +static void gf_copy_to(struct map_info *map, unsigned long to, + const void *from, ssize_t len) { struct async_state *state = gf_map_info_to_state(map); @@ -155,7 +156,8 @@ static void gf_copy_to(struct map_info *map, unsigned long to, const void *from, memcpy_toio(map->virt + (to % state->win_size), from, len); } -static const char *part_probe_types[] = { "cmdlinepart", "RedBoot", NULL }; +static const char * const part_probe_types[] = { + "cmdlinepart", "RedBoot", NULL }; /** * gpio_flash_probe() - setup a mapping for a GPIO assisted flash @@ -185,7 +187,7 @@ static const char *part_probe_types[] = { "cmdlinepart", "RedBoot", NULL }; * ... * }; */ -static int __devinit gpio_flash_probe(struct platform_device *pdev) +static int gpio_flash_probe(struct platform_device *pdev) { size_t i, arr_size; struct physmap_flash_data *pdata; @@ -193,7 +195,7 @@ static int __devinit gpio_flash_probe(struct platform_device *pdev) struct resource *gpios; struct async_state *state; - pdata = pdev->dev.platform_data; + pdata = dev_get_platdata(&pdev->dev); memory = platform_get_resource(pdev, IORESOURCE_MEM, 0); gpios = platform_get_resource(pdev, IORESOURCE_IRQ, 0); @@ -252,13 +254,13 @@ static int __devinit gpio_flash_probe(struct platform_device *pdev) } - mtd_device_parse_register(state->mtd, part_probe_types, 0, - pdata->parts, pdata->nr_parts); + mtd_device_parse_register(state->mtd, part_probe_types, NULL, + pdata->parts, pdata->nr_parts); return 0; } -static int __devexit gpio_flash_remove(struct platform_device *pdev) +static int gpio_flash_remove(struct platform_device *pdev) { struct async_state *state = platform_get_drvdata(pdev); size_t i = 0; @@ -273,7 +275,7 @@ static int __devexit gpio_flash_remove(struct platform_device *pdev) static struct platform_driver gpio_flash_driver = { .probe = gpio_flash_probe, - .remove = __devexit_p(gpio_flash_remove), + .remove = gpio_flash_remove, .driver = { .name = DRIVER_NAME, }, diff --git a/drivers/mtd/maps/h720x-flash.c b/drivers/mtd/maps/h720x-flash.c deleted file mode 100644 index 49c14187fc6..00000000000 --- a/drivers/mtd/maps/h720x-flash.c +++ /dev/null @@ -1,120 +0,0 @@ -/* - * Flash memory access on Hynix GMS30C7201/HMS30C7202 based - * evaluation boards - * - * (C) 2002 Jungjun Kim <jungjun.kim@hynix.com> - * 2003 Thomas Gleixner <tglx@linutronix.de> - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/slab.h> - -#include <linux/mtd/mtd.h> -#include <linux/mtd/map.h> -#include <linux/mtd/partitions.h> -#include <mach/hardware.h> -#include <asm/io.h> - -static struct mtd_info *mymtd; - -static struct map_info h720x_map = { - .name = "H720X", - .bankwidth = 4, - .size = H720X_FLASH_SIZE, - .phys = H720X_FLASH_PHYS, -}; - -static struct mtd_partition h720x_partitions[] = { - { - .name = "ArMon", - .size = 0x00080000, - .offset = 0, - .mask_flags = MTD_WRITEABLE - },{ - .name = "Env", - .size = 0x00040000, - .offset = 0x00080000, - .mask_flags = MTD_WRITEABLE - },{ - .name = "Kernel", - .size = 0x00180000, - .offset = 0x000c0000, - .mask_flags = MTD_WRITEABLE - },{ - .name = "Ramdisk", - .size = 0x00400000, - .offset = 0x00240000, - .mask_flags = MTD_WRITEABLE - },{ - .name = "jffs2", - .size = MTDPART_SIZ_FULL, - .offset = MTDPART_OFS_APPEND - } -}; - -#define NUM_PARTITIONS ARRAY_SIZE(h720x_partitions) - -/* - * Initialize FLASH support - */ -static int __init h720x_mtd_init(void) -{ - h720x_map.virt = ioremap(h720x_map.phys, h720x_map.size); - - if (!h720x_map.virt) { - printk(KERN_ERR "H720x-MTD: ioremap failed\n"); - return -EIO; - } - - simple_map_init(&h720x_map); - - // Probe for flash bankwidth 4 - printk (KERN_INFO "H720x-MTD probing 32bit FLASH\n"); - mymtd = do_map_probe("cfi_probe", &h720x_map); - if (!mymtd) { - printk (KERN_INFO "H720x-MTD probing 16bit FLASH\n"); - // Probe for bankwidth 2 - h720x_map.bankwidth = 2; - mymtd = do_map_probe("cfi_probe", &h720x_map); - } - - if (mymtd) { - mymtd->owner = THIS_MODULE; - - mtd_device_parse_register(mymtd, NULL, 0, - h720x_partitions, NUM_PARTITIONS); - return 0; - } - - iounmap((void *)h720x_map.virt); - return -ENXIO; -} - -/* - * Cleanup - */ -static void __exit h720x_mtd_cleanup(void) -{ - - if (mymtd) { - mtd_device_unregister(mymtd); - map_destroy(mymtd); - } - - if (h720x_map.virt) { - iounmap((void *)h720x_map.virt); - h720x_map.virt = 0; - } -} - - -module_init(h720x_mtd_init); -module_exit(h720x_mtd_cleanup); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Thomas Gleixner <tglx@linutronix.de>"); -MODULE_DESCRIPTION("MTD map driver for Hynix evaluation boards"); diff --git a/drivers/mtd/maps/ichxrom.c b/drivers/mtd/maps/ichxrom.c index 6689dcb3124..c7478e18f48 100644 --- a/drivers/mtd/maps/ichxrom.c +++ b/drivers/mtd/maps/ichxrom.c @@ -84,8 +84,8 @@ static void ichxrom_cleanup(struct ichxrom_window *window) } -static int __devinit ichxrom_init_one (struct pci_dev *pdev, - const struct pci_device_id *ent) +static int ichxrom_init_one(struct pci_dev *pdev, + const struct pci_device_id *ent) { static char *rom_probe_types[] = { "cfi_probe", "jedec_probe", NULL }; struct ichxrom_window *window = &ichxrom_window; @@ -315,13 +315,13 @@ static int __devinit ichxrom_init_one (struct pci_dev *pdev, } -static void __devexit ichxrom_remove_one (struct pci_dev *pdev) +static void ichxrom_remove_one(struct pci_dev *pdev) { struct ichxrom_window *window = &ichxrom_window; ichxrom_cleanup(window); } -static struct pci_device_id ichxrom_pci_tbl[] __devinitdata = { +static struct pci_device_id ichxrom_pci_tbl[] = { { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_0, PCI_ANY_ID, PCI_ANY_ID, }, { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_0, diff --git a/drivers/mtd/maps/impa7.c b/drivers/mtd/maps/impa7.c index f47aedb2436..15bbda03be6 100644 --- a/drivers/mtd/maps/impa7.c +++ b/drivers/mtd/maps/impa7.c @@ -24,14 +24,12 @@ #define NUM_FLASHBANKS 2 #define BUSWIDTH 4 -/* can be { "cfi_probe", "jedec_probe", "map_rom", NULL } */ -#define PROBETYPES { "jedec_probe", NULL } - #define MSG_PREFIX "impA7:" /* prefix for our printk()'s */ #define MTDID "impa7-%d" /* for mtdparts= partitioning */ static struct mtd_info *impa7_mtd[NUM_FLASHBANKS]; +static const char * const rom_probe_types[] = { "jedec_probe", NULL }; static struct map_info impa7_map[NUM_FLASHBANKS] = { { @@ -60,8 +58,7 @@ static struct mtd_partition partitions[] = static int __init init_impa7(void) { - static const char *rom_probe_types[] = PROBETYPES; - const char **type; + const char * const *type; int i; static struct { u_long addr; u_long size; } pt[NUM_FLASHBANKS] = { { WINDOW_ADDR0, WINDOW_SIZE0 }, @@ -82,7 +79,7 @@ static int __init init_impa7(void) } simple_map_init(&impa7_map[i]); - impa7_mtd[i] = 0; + impa7_mtd[i] = NULL; type = rom_probe_types; for(; !impa7_mtd[i] && *type; type++) { impa7_mtd[i] = do_map_probe(*type, &impa7_map[i]); @@ -91,12 +88,12 @@ static int __init init_impa7(void) if (impa7_mtd[i]) { impa7_mtd[i]->owner = THIS_MODULE; devicesfound++; - mtd_device_parse_register(impa7_mtd[i], NULL, 0, + mtd_device_parse_register(impa7_mtd[i], NULL, NULL, partitions, ARRAY_SIZE(partitions)); + } else { + iounmap((void __iomem *)impa7_map[i].virt); } - else - iounmap((void *)impa7_map[i].virt); } return devicesfound == 0 ? -ENXIO : 0; } @@ -108,8 +105,8 @@ static void __exit cleanup_impa7(void) if (impa7_mtd[i]) { mtd_device_unregister(impa7_mtd[i]); map_destroy(impa7_mtd[i]); - iounmap((void *)impa7_map[i].virt); - impa7_map[i].virt = 0; + iounmap((void __iomem *)impa7_map[i].virt); + impa7_map[i].virt = NULL; } } } diff --git a/drivers/mtd/maps/intel_vr_nor.c b/drivers/mtd/maps/intel_vr_nor.c index 08c239604ee..5ab71f0e1bc 100644 --- a/drivers/mtd/maps/intel_vr_nor.c +++ b/drivers/mtd/maps/intel_vr_nor.c @@ -31,7 +31,6 @@ #include <linux/kernel.h> #include <linux/slab.h> #include <linux/pci.h> -#include <linux/init.h> #include <linux/mtd/mtd.h> #include <linux/mtd/map.h> #include <linux/mtd/partitions.h> @@ -63,28 +62,28 @@ struct vr_nor_mtd { #define TIMING_BYTE_EN (1 << 0) /* 8-bit vs 16-bit bus */ #define TIMING_MASK 0x3FFF0000 -static void __devexit vr_nor_destroy_partitions(struct vr_nor_mtd *p) +static void vr_nor_destroy_partitions(struct vr_nor_mtd *p) { mtd_device_unregister(p->info); } -static int __devinit vr_nor_init_partitions(struct vr_nor_mtd *p) +static int vr_nor_init_partitions(struct vr_nor_mtd *p) { /* register the flash bank */ /* partition the flash bank */ - return mtd_device_parse_register(p->info, NULL, 0, NULL, 0); + return mtd_device_parse_register(p->info, NULL, NULL, NULL, 0); } -static void __devexit vr_nor_destroy_mtd_setup(struct vr_nor_mtd *p) +static void vr_nor_destroy_mtd_setup(struct vr_nor_mtd *p) { map_destroy(p->info); } -static int __devinit vr_nor_mtd_setup(struct vr_nor_mtd *p) +static int vr_nor_mtd_setup(struct vr_nor_mtd *p) { - static const char *probe_types[] = + static const char * const probe_types[] = { "cfi_probe", "jedec_probe", NULL }; - const char **type; + const char * const *type; for (type = probe_types; !p->info && *type; type++) p->info = do_map_probe(*type, &p->map); @@ -96,7 +95,7 @@ static int __devinit vr_nor_mtd_setup(struct vr_nor_mtd *p) return 0; } -static void __devexit vr_nor_destroy_maps(struct vr_nor_mtd *p) +static void vr_nor_destroy_maps(struct vr_nor_mtd *p) { unsigned int exp_timing_cs0; @@ -116,7 +115,7 @@ static void __devexit vr_nor_destroy_maps(struct vr_nor_mtd *p) * Initialize the map_info structure and map the flash. * Returns 0 on success, nonzero otherwise. */ -static int __devinit vr_nor_init_maps(struct vr_nor_mtd *p) +static int vr_nor_init_maps(struct vr_nor_mtd *p) { unsigned long csr_phys, csr_len; unsigned long win_phys, win_len; @@ -176,11 +175,10 @@ static struct pci_device_id vr_nor_pci_ids[] = { {0,} }; -static void __devexit vr_nor_pci_remove(struct pci_dev *dev) +static void vr_nor_pci_remove(struct pci_dev *dev) { struct vr_nor_mtd *p = pci_get_drvdata(dev); - pci_set_drvdata(dev, NULL); vr_nor_destroy_partitions(p); vr_nor_destroy_mtd_setup(p); vr_nor_destroy_maps(p); @@ -189,8 +187,7 @@ static void __devexit vr_nor_pci_remove(struct pci_dev *dev) pci_disable_device(dev); } -static int __devinit -vr_nor_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) +static int vr_nor_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) { struct vr_nor_mtd *p = NULL; unsigned int exp_timing_cs0; @@ -256,22 +253,11 @@ vr_nor_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) static struct pci_driver vr_nor_pci_driver = { .name = DRV_NAME, .probe = vr_nor_pci_probe, - .remove = __devexit_p(vr_nor_pci_remove), + .remove = vr_nor_pci_remove, .id_table = vr_nor_pci_ids, }; -static int __init vr_nor_mtd_init(void) -{ - return pci_register_driver(&vr_nor_pci_driver); -} - -static void __exit vr_nor_mtd_exit(void) -{ - pci_unregister_driver(&vr_nor_pci_driver); -} - -module_init(vr_nor_mtd_init); -module_exit(vr_nor_mtd_exit); +module_pci_driver(vr_nor_pci_driver); MODULE_AUTHOR("Andy Lowe"); MODULE_DESCRIPTION("MTD map driver for NOR flash on Intel Vermilion Range"); diff --git a/drivers/mtd/maps/ixp2000.c b/drivers/mtd/maps/ixp2000.c deleted file mode 100644 index fc7d4d0d9a4..00000000000 --- a/drivers/mtd/maps/ixp2000.c +++ /dev/null @@ -1,253 +0,0 @@ -/* - * drivers/mtd/maps/ixp2000.c - * - * Mapping for the Intel XScale IXP2000 based systems - * - * Copyright (C) 2002 Intel Corp. - * Copyright (C) 2003-2004 MontaVista Software, Inc. - * - * Original Author: Naeem M Afzal <naeem.m.afzal@intel.com> - * Maintainer: Deepak Saxena <dsaxena@plexity.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/string.h> -#include <linux/slab.h> -#include <linux/ioport.h> -#include <linux/device.h> -#include <linux/platform_device.h> - -#include <linux/mtd/mtd.h> -#include <linux/mtd/map.h> -#include <linux/mtd/partitions.h> - -#include <asm/io.h> -#include <mach/hardware.h> -#include <asm/mach/flash.h> - -#include <linux/reboot.h> - -struct ixp2000_flash_info { - struct mtd_info *mtd; - struct map_info map; - struct resource *res; -}; - -static inline unsigned long flash_bank_setup(struct map_info *map, unsigned long ofs) -{ - unsigned long (*set_bank)(unsigned long) = - (unsigned long(*)(unsigned long))map->map_priv_2; - - return (set_bank ? set_bank(ofs) : ofs); -} - -#ifdef __ARMEB__ -/* - * Rev A0 and A1 of IXP2400 silicon have a broken addressing unit which - * causes the lower address bits to be XORed with 0x11 on 8 bit accesses - * and XORed with 0x10 on 16 bit accesses. See the spec update, erratum 44. - */ -static int erratum44_workaround = 0; - -static inline unsigned long address_fix8_write(unsigned long addr) -{ - if (erratum44_workaround) { - return (addr ^ 3); - } - return addr; -} -#else - -#define address_fix8_write(x) (x) -#endif - -static map_word ixp2000_flash_read8(struct map_info *map, unsigned long ofs) -{ - map_word val; - - val.x[0] = *((u8 *)(map->map_priv_1 + flash_bank_setup(map, ofs))); - return val; -} - -/* - * We can't use the standard memcpy due to the broken SlowPort - * address translation on rev A0 and A1 silicon and the fact that - * we have banked flash. - */ -static void ixp2000_flash_copy_from(struct map_info *map, void *to, - unsigned long from, ssize_t len) -{ - from = flash_bank_setup(map, from); - while(len--) - *(__u8 *) to++ = *(__u8 *)(map->map_priv_1 + from++); -} - -static void ixp2000_flash_write8(struct map_info *map, map_word d, unsigned long ofs) -{ - *(__u8 *) (address_fix8_write(map->map_priv_1 + - flash_bank_setup(map, ofs))) = d.x[0]; -} - -static void ixp2000_flash_copy_to(struct map_info *map, unsigned long to, - const void *from, ssize_t len) -{ - to = flash_bank_setup(map, to); - while(len--) { - unsigned long tmp = address_fix8_write(map->map_priv_1 + to++); - *(__u8 *)(tmp) = *(__u8 *)(from++); - } -} - - -static int ixp2000_flash_remove(struct platform_device *dev) -{ - struct flash_platform_data *plat = dev->dev.platform_data; - struct ixp2000_flash_info *info = platform_get_drvdata(dev); - - platform_set_drvdata(dev, NULL); - - if(!info) - return 0; - - if (info->mtd) { - mtd_device_unregister(info->mtd); - map_destroy(info->mtd); - } - if (info->map.map_priv_1) - iounmap((void *) info->map.map_priv_1); - - if (info->res) { - release_resource(info->res); - kfree(info->res); - } - - if (plat->exit) - plat->exit(); - - return 0; -} - - -static int ixp2000_flash_probe(struct platform_device *dev) -{ - static const char *probes[] = { "RedBoot", "cmdlinepart", NULL }; - struct ixp2000_flash_data *ixp_data = dev->dev.platform_data; - struct flash_platform_data *plat; - struct ixp2000_flash_info *info; - unsigned long window_size; - int err = -1; - - if (!ixp_data) - return -ENODEV; - - plat = ixp_data->platform_data; - if (!plat) - return -ENODEV; - - window_size = resource_size(dev->resource); - dev_info(&dev->dev, "Probe of IXP2000 flash(%d banks x %dMiB)\n", - ixp_data->nr_banks, ((u32)window_size >> 20)); - - if (plat->width != 1) { - dev_err(&dev->dev, "IXP2000 MTD map only supports 8-bit mode, asking for %d\n", - plat->width * 8); - return -EIO; - } - - info = kzalloc(sizeof(struct ixp2000_flash_info), GFP_KERNEL); - if(!info) { - err = -ENOMEM; - goto Error; - } - - platform_set_drvdata(dev, info); - - /* - * Tell the MTD layer we're not 1:1 mapped so that it does - * not attempt to do a direct access on us. - */ - info->map.phys = NO_XIP; - - info->map.size = ixp_data->nr_banks * window_size; - info->map.bankwidth = 1; - - /* - * map_priv_2 is used to store a ptr to the bank_setup routine - */ - info->map.map_priv_2 = (unsigned long) ixp_data->bank_setup; - - info->map.name = dev_name(&dev->dev); - info->map.read = ixp2000_flash_read8; - info->map.write = ixp2000_flash_write8; - info->map.copy_from = ixp2000_flash_copy_from; - info->map.copy_to = ixp2000_flash_copy_to; - - info->res = request_mem_region(dev->resource->start, - resource_size(dev->resource), - dev_name(&dev->dev)); - if (!info->res) { - dev_err(&dev->dev, "Could not reserve memory region\n"); - err = -ENOMEM; - goto Error; - } - - info->map.map_priv_1 = - (unsigned long)ioremap(dev->resource->start, - resource_size(dev->resource)); - if (!info->map.map_priv_1) { - dev_err(&dev->dev, "Failed to ioremap flash region\n"); - err = -EIO; - goto Error; - } - -#if defined(__ARMEB__) - /* - * Enable erratum 44 workaround for NPUs with broken slowport - */ - - erratum44_workaround = ixp2000_has_broken_slowport(); - dev_info(&dev->dev, "Erratum 44 workaround %s\n", - erratum44_workaround ? "enabled" : "disabled"); -#endif - - info->mtd = do_map_probe(plat->map_name, &info->map); - if (!info->mtd) { - dev_err(&dev->dev, "map_probe failed\n"); - err = -ENXIO; - goto Error; - } - info->mtd->owner = THIS_MODULE; - - err = mtd_device_parse_register(info->mtd, probes, 0, NULL, 0); - if (err) - goto Error; - - return 0; - -Error: - ixp2000_flash_remove(dev); - return err; -} - -static struct platform_driver ixp2000_flash_driver = { - .probe = ixp2000_flash_probe, - .remove = ixp2000_flash_remove, - .driver = { - .name = "IXP2000-Flash", - .owner = THIS_MODULE, - }, -}; - -module_platform_driver(ixp2000_flash_driver); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Deepak Saxena <dsaxena@plexity.net>"); -MODULE_ALIAS("platform:IXP2000-Flash"); diff --git a/drivers/mtd/maps/ixp4xx.c b/drivers/mtd/maps/ixp4xx.c index 8b5410162d7..6a589f1e288 100644 --- a/drivers/mtd/maps/ixp4xx.c +++ b/drivers/mtd/maps/ixp4xx.c @@ -13,9 +13,9 @@ * */ +#include <linux/err.h> #include <linux/module.h> #include <linux/types.h> -#include <linux/init.h> #include <linux/kernel.h> #include <linux/string.h> #include <linux/slab.h> @@ -148,15 +148,13 @@ struct ixp4xx_flash_info { struct resource *res; }; -static const char *probes[] = { "RedBoot", "cmdlinepart", NULL }; +static const char * const probes[] = { "RedBoot", "cmdlinepart", NULL }; static int ixp4xx_flash_remove(struct platform_device *dev) { - struct flash_platform_data *plat = dev->dev.platform_data; + struct flash_platform_data *plat = dev_get_platdata(&dev->dev); struct ixp4xx_flash_info *info = platform_get_drvdata(dev); - platform_set_drvdata(dev, NULL); - if(!info) return 0; @@ -164,13 +162,6 @@ static int ixp4xx_flash_remove(struct platform_device *dev) mtd_device_unregister(info->mtd); map_destroy(info->mtd); } - if (info->map.virt) - iounmap(info->map.virt); - - if (info->res) { - release_resource(info->res); - kfree(info->res); - } if (plat->exit) plat->exit(); @@ -180,8 +171,11 @@ static int ixp4xx_flash_remove(struct platform_device *dev) static int ixp4xx_flash_probe(struct platform_device *dev) { - struct flash_platform_data *plat = dev->dev.platform_data; + struct flash_platform_data *plat = dev_get_platdata(&dev->dev); struct ixp4xx_flash_info *info; + struct mtd_part_parser_data ppdata = { + .origin = dev->resource->start, + }; int err = -1; if (!plat) @@ -193,7 +187,8 @@ static int ixp4xx_flash_probe(struct platform_device *dev) return err; } - info = kzalloc(sizeof(struct ixp4xx_flash_info), GFP_KERNEL); + info = devm_kzalloc(&dev->dev, sizeof(struct ixp4xx_flash_info), + GFP_KERNEL); if(!info) { err = -ENOMEM; goto Error; @@ -219,20 +214,9 @@ static int ixp4xx_flash_probe(struct platform_device *dev) 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), - "IXP4XXFlash"); - if (!info->res) { - printk(KERN_ERR "IXP4XXFlash: Could not reserve memory region\n"); - err = -ENOMEM; - goto Error; - } - - info->map.virt = ioremap(dev->resource->start, - resource_size(dev->resource)); - if (!info->map.virt) { - printk(KERN_ERR "IXP4XXFlash: Failed to ioremap region\n"); - err = -EIO; + info->map.virt = devm_ioremap_resource(&dev->dev, dev->resource); + if (IS_ERR(info->map.virt)) { + err = PTR_ERR(info->map.virt); goto Error; } @@ -247,7 +231,7 @@ static int ixp4xx_flash_probe(struct platform_device *dev) /* Use the fast version */ info->map.write = ixp4xx_write16; - err = mtd_device_parse_register(info->mtd, probes, dev->resource->start, + err = mtd_device_parse_register(info->mtd, probes, &ppdata, plat->parts, plat->nr_parts); if (err) { printk(KERN_ERR "Could not parse partitions\n"); diff --git a/drivers/mtd/maps/l440gx.c b/drivers/mtd/maps/l440gx.c index dd0360ba241..74bd98ee635 100644 --- a/drivers/mtd/maps/l440gx.c +++ b/drivers/mtd/maps/l440gx.c @@ -27,17 +27,21 @@ static struct mtd_info *mymtd; /* Is this really the vpp port? */ +static DEFINE_SPINLOCK(l440gx_vpp_lock); +static int l440gx_vpp_refcnt; static void l440gx_set_vpp(struct map_info *map, int vpp) { - unsigned long l; + unsigned long flags; - l = inl(VPP_PORT); + spin_lock_irqsave(&l440gx_vpp_lock, flags); if (vpp) { - l |= 1; + if (++l440gx_vpp_refcnt == 1) /* first nested 'on' */ + outl(inl(VPP_PORT) | 1, VPP_PORT); } else { - l &= ~1; + if (--l440gx_vpp_refcnt == 0) /* last nested 'off' */ + outl(inl(VPP_PORT) & ~1, VPP_PORT); } - outl(l, VPP_PORT); + spin_unlock_irqrestore(&l440gx_vpp_lock, flags); } static struct map_info l440gx_map = { diff --git a/drivers/mtd/maps/lantiq-flash.c b/drivers/mtd/maps/lantiq-flash.c index 7b889de9477..7aa682cd4d7 100644 --- a/drivers/mtd/maps/lantiq-flash.c +++ b/drivers/mtd/maps/lantiq-flash.c @@ -7,21 +7,21 @@ * Copyright (C) 2010 John Crispin <blogic@openwrt.org> */ +#include <linux/err.h> #include <linux/module.h> #include <linux/types.h> #include <linux/kernel.h> #include <linux/io.h> #include <linux/slab.h> -#include <linux/init.h> #include <linux/mtd/mtd.h> #include <linux/mtd/map.h> #include <linux/mtd/partitions.h> #include <linux/mtd/cfi.h> #include <linux/platform_device.h> #include <linux/mtd/physmap.h> +#include <linux/of.h> #include <lantiq_soc.h> -#include <lantiq_platform.h> /* * The NOR flash is connected to the same external bus unit (EBU) as PCI. @@ -44,7 +44,8 @@ struct ltq_mtd { struct map_info *map; }; -static char ltq_map_name[] = "ltq_nor"; +static const char ltq_map_name[] = "ltq_nor"; +static const char * const ltq_probe_types[] = { "cmdlinepart", "ofpart", NULL }; static map_word ltq_read16(struct map_info *map, unsigned long adr) @@ -107,43 +108,42 @@ ltq_copy_to(struct map_info *map, unsigned long to, spin_unlock_irqrestore(&ebu_lock, flags); } -static int __init +static int ltq_mtd_probe(struct platform_device *pdev) { - struct physmap_flash_data *ltq_mtd_data = dev_get_platdata(&pdev->dev); + struct mtd_part_parser_data ppdata; struct ltq_mtd *ltq_mtd; - struct resource *res; struct cfi_private *cfi; int err; - ltq_mtd = kzalloc(sizeof(struct ltq_mtd), GFP_KERNEL); + if (of_machine_is_compatible("lantiq,falcon") && + (ltq_boot_select() != BS_FLASH)) { + dev_err(&pdev->dev, "invalid bootstrap options\n"); + return -ENODEV; + } + + ltq_mtd = devm_kzalloc(&pdev->dev, sizeof(struct ltq_mtd), GFP_KERNEL); + if (!ltq_mtd) + return -ENOMEM; + platform_set_drvdata(pdev, ltq_mtd); ltq_mtd->res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!ltq_mtd->res) { - dev_err(&pdev->dev, "failed to get memory resource"); - err = -ENOENT; - goto err_out; + dev_err(&pdev->dev, "failed to get memory resource\n"); + return -ENOENT; } - res = devm_request_mem_region(&pdev->dev, ltq_mtd->res->start, - resource_size(ltq_mtd->res), dev_name(&pdev->dev)); - if (!ltq_mtd->res) { - dev_err(&pdev->dev, "failed to request mem resource"); - err = -EBUSY; - goto err_out; - } + ltq_mtd->map = devm_kzalloc(&pdev->dev, sizeof(struct map_info), + GFP_KERNEL); + if (!ltq_mtd->map) + return -ENOMEM; - ltq_mtd->map = kzalloc(sizeof(struct map_info), GFP_KERNEL); - ltq_mtd->map->phys = res->start; - ltq_mtd->map->size = resource_size(res); - ltq_mtd->map->virt = devm_ioremap_nocache(&pdev->dev, - ltq_mtd->map->phys, ltq_mtd->map->size); - if (!ltq_mtd->map->virt) { - dev_err(&pdev->dev, "failed to ioremap!\n"); - err = -ENOMEM; - goto err_free; - } + ltq_mtd->map->phys = ltq_mtd->res->start; + ltq_mtd->map->size = resource_size(ltq_mtd->res); + ltq_mtd->map->virt = devm_ioremap_resource(&pdev->dev, ltq_mtd->res); + if (IS_ERR(ltq_mtd->map->virt)) + return PTR_ERR(ltq_mtd->map->virt); ltq_mtd->map->name = ltq_map_name; ltq_mtd->map->bankwidth = 2; @@ -158,8 +158,7 @@ ltq_mtd_probe(struct platform_device *pdev) if (!ltq_mtd->mtd) { dev_err(&pdev->dev, "probing failed\n"); - err = -ENXIO; - goto err_free; + return -ENXIO; } ltq_mtd->mtd->owner = THIS_MODULE; @@ -168,8 +167,9 @@ ltq_mtd_probe(struct platform_device *pdev) cfi->addr_unlock1 ^= 1; cfi->addr_unlock2 ^= 1; - err = mtd_device_parse_register(ltq_mtd->mtd, NULL, 0, - ltq_mtd_data->parts, ltq_mtd_data->nr_parts); + ppdata.of_node = pdev->dev.of_node; + err = mtd_device_parse_register(ltq_mtd->mtd, ltq_probe_types, + &ppdata, NULL, 0); if (err) { dev_err(&pdev->dev, "failed to add partitions\n"); goto err_destroy; @@ -179,55 +179,38 @@ ltq_mtd_probe(struct platform_device *pdev) err_destroy: map_destroy(ltq_mtd->mtd); -err_free: - kfree(ltq_mtd->map); -err_out: - kfree(ltq_mtd); return err; } -static int __devexit +static int ltq_mtd_remove(struct platform_device *pdev) { struct ltq_mtd *ltq_mtd = platform_get_drvdata(pdev); - if (ltq_mtd) { - if (ltq_mtd->mtd) { - mtd_device_unregister(ltq_mtd->mtd); - map_destroy(ltq_mtd->mtd); - } - kfree(ltq_mtd->map); - kfree(ltq_mtd); + if (ltq_mtd && ltq_mtd->mtd) { + mtd_device_unregister(ltq_mtd->mtd); + map_destroy(ltq_mtd->mtd); } return 0; } +static const struct of_device_id ltq_mtd_match[] = { + { .compatible = "lantiq,nor" }, + {}, +}; +MODULE_DEVICE_TABLE(of, ltq_mtd_match); + static struct platform_driver ltq_mtd_driver = { - .remove = __devexit_p(ltq_mtd_remove), + .probe = ltq_mtd_probe, + .remove = ltq_mtd_remove, .driver = { - .name = "ltq_nor", + .name = "ltq-nor", .owner = THIS_MODULE, + .of_match_table = ltq_mtd_match, }, }; -static int __init -init_ltq_mtd(void) -{ - int ret = platform_driver_probe(<q_mtd_driver, ltq_mtd_probe); - - if (ret) - pr_err("ltq_nor: error registering platform driver"); - return ret; -} - -static void __exit -exit_ltq_mtd(void) -{ - platform_driver_unregister(<q_mtd_driver); -} - -module_init(init_ltq_mtd); -module_exit(exit_ltq_mtd); +module_platform_driver(ltq_mtd_driver); MODULE_LICENSE("GPL"); MODULE_AUTHOR("John Crispin <blogic@openwrt.org>"); diff --git a/drivers/mtd/maps/latch-addr-flash.c b/drivers/mtd/maps/latch-addr-flash.c index 8fed58e3a4a..cadfbe05187 100644 --- a/drivers/mtd/maps/latch-addr-flash.c +++ b/drivers/mtd/maps/latch-addr-flash.c @@ -10,7 +10,6 @@ * kind, whether express or implied. */ -#include <linux/init.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/mtd/mtd.h> @@ -102,9 +101,8 @@ static int latch_addr_flash_remove(struct platform_device *dev) info = platform_get_drvdata(dev); if (info == NULL) return 0; - platform_set_drvdata(dev, NULL); - latch_addr_data = dev->dev.platform_data; + latch_addr_data = dev_get_platdata(&dev->dev); if (info->mtd != NULL) { mtd_device_unregister(info->mtd); @@ -125,7 +123,7 @@ static int latch_addr_flash_remove(struct platform_device *dev) return 0; } -static int __devinit latch_addr_flash_probe(struct platform_device *dev) +static int latch_addr_flash_probe(struct platform_device *dev) { struct latch_addr_flash_data *latch_addr_data; struct latch_addr_flash_info *info; @@ -135,7 +133,7 @@ static int __devinit latch_addr_flash_probe(struct platform_device *dev) int chipsel; int err; - latch_addr_data = dev->dev.platform_data; + latch_addr_data = dev_get_platdata(&dev->dev); if (latch_addr_data == NULL) return -ENODEV; @@ -199,8 +197,9 @@ static int __devinit latch_addr_flash_probe(struct platform_device *dev) } info->mtd->owner = THIS_MODULE; - mtd_device_parse_register(info->mtd, NULL, 0, - latch_addr_data->parts, latch_addr_data->nr_parts); + mtd_device_parse_register(info->mtd, NULL, NULL, + latch_addr_data->parts, + latch_addr_data->nr_parts); return 0; iounmap: @@ -217,7 +216,7 @@ done: static struct platform_driver latch_addr_flash_driver = { .probe = latch_addr_flash_probe, - .remove = __devexit_p(latch_addr_flash_remove), + .remove = latch_addr_flash_remove, .driver = { .name = DRIVER_NAME, }, diff --git a/drivers/mtd/maps/mbx860.c b/drivers/mtd/maps/mbx860.c deleted file mode 100644 index 93fa56c3300..00000000000 --- a/drivers/mtd/maps/mbx860.c +++ /dev/null @@ -1,98 +0,0 @@ -/* - * Handle mapping of the flash on MBX860 boards - * - * Author: Anton Todorov - * Copyright: (C) 2001 Emness Technology - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <asm/io.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/map.h> -#include <linux/mtd/partitions.h> - - -#define WINDOW_ADDR 0xfe000000 -#define WINDOW_SIZE 0x00200000 - -/* Flash / Partition sizing */ -#define MAX_SIZE_KiB 8192 -#define BOOT_PARTITION_SIZE_KiB 512 -#define KERNEL_PARTITION_SIZE_KiB 5632 -#define APP_PARTITION_SIZE_KiB 2048 - -#define NUM_PARTITIONS 3 - -/* partition_info gives details on the logical partitions that the split the - * single flash device into. If the size if zero we use up to the end of the - * device. */ -static struct mtd_partition partition_info[]={ - { .name = "MBX flash BOOT partition", - .offset = 0, - .size = BOOT_PARTITION_SIZE_KiB*1024 }, - { .name = "MBX flash DATA partition", - .offset = BOOT_PARTITION_SIZE_KiB*1024, - .size = (KERNEL_PARTITION_SIZE_KiB)*1024 }, - { .name = "MBX flash APPLICATION partition", - .offset = (BOOT_PARTITION_SIZE_KiB+KERNEL_PARTITION_SIZE_KiB)*1024 } -}; - - -static struct mtd_info *mymtd; - -struct map_info mbx_map = { - .name = "MBX flash", - .size = WINDOW_SIZE, - .phys = WINDOW_ADDR, - .bankwidth = 4, -}; - -static int __init init_mbx(void) -{ - printk(KERN_NOTICE "Motorola MBX flash device: 0x%x at 0x%x\n", WINDOW_SIZE*4, WINDOW_ADDR); - mbx_map.virt = ioremap(WINDOW_ADDR, WINDOW_SIZE * 4); - - if (!mbx_map.virt) { - printk("Failed to ioremap\n"); - return -EIO; - } - simple_map_init(&mbx_map); - - mymtd = do_map_probe("jedec_probe", &mbx_map); - if (mymtd) { - mymtd->owner = THIS_MODULE; - mtd_device_register(mymtd, NULL, 0); - mtd_device_register(mymtd, partition_info, NUM_PARTITIONS); - return 0; - } - - iounmap((void *)mbx_map.virt); - return -ENXIO; -} - -static void __exit cleanup_mbx(void) -{ - if (mymtd) { - mtd_device_unregister(mymtd); - map_destroy(mymtd); - } - if (mbx_map.virt) { - iounmap((void *)mbx_map.virt); - mbx_map.virt = 0; - } -} - -module_init(init_mbx); -module_exit(cleanup_mbx); - -MODULE_AUTHOR("Anton Todorov <a.todorov@emness.com>"); -MODULE_DESCRIPTION("MTD map driver for Motorola MBX860 board"); -MODULE_LICENSE("GPL"); diff --git a/drivers/mtd/maps/octagon-5066.c b/drivers/mtd/maps/octagon-5066.c deleted file mode 100644 index 807ac2a2e68..00000000000 --- a/drivers/mtd/maps/octagon-5066.c +++ /dev/null @@ -1,246 +0,0 @@ -/* ###################################################################### - - Octagon 5066 MTD Driver. - - The Octagon 5066 is a SBC based on AMD's 586-WB running at 133 MHZ. It - comes with a builtin AMD 29F016 flash chip and a socketed EEPROM that - is replacable by flash. Both units are mapped through a multiplexer - into a 32k memory window at 0xe8000. The control register for the - multiplexing unit is located at IO 0x208 with a bit map of - 0-5 Page Selection in 32k increments - 6-7 Device selection: - 00 SSD off - 01 SSD 0 (Socket) - 10 SSD 1 (Flash chip) - 11 undefined - - On each SSD, the first 128k is reserved for use by the bios - (actually it IS the bios..) This only matters if you are booting off the - flash, you must not put a file system starting there. - - The driver tries to do a detection algorithm to guess what sort of devices - are plugged into the sockets. - - ##################################################################### */ - -#include <linux/module.h> -#include <linux/ioport.h> -#include <linux/init.h> -#include <asm/io.h> - -#include <linux/mtd/map.h> -#include <linux/mtd/mtd.h> - -#define WINDOW_START 0xe8000 -#define WINDOW_LENGTH 0x8000 -#define WINDOW_SHIFT 27 -#define WINDOW_MASK 0x7FFF -#define PAGE_IO 0x208 - -static volatile char page_n_dev = 0; -static unsigned long iomapadr; -static DEFINE_SPINLOCK(oct5066_spin); - -/* - * We use map_priv_1 to identify which device we are. - */ - -static void __oct5066_page(struct map_info *map, __u8 byte) -{ - outb(byte,PAGE_IO); - page_n_dev = byte; -} - -static inline void oct5066_page(struct map_info *map, unsigned long ofs) -{ - __u8 byte = map->map_priv_1 | (ofs >> WINDOW_SHIFT); - - if (page_n_dev != byte) - __oct5066_page(map, byte); -} - - -static map_word oct5066_read8(struct map_info *map, unsigned long ofs) -{ - map_word ret; - spin_lock(&oct5066_spin); - oct5066_page(map, ofs); - ret.x[0] = readb(iomapadr + (ofs & WINDOW_MASK)); - spin_unlock(&oct5066_spin); - return ret; -} - -static void oct5066_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len) -{ - while(len) { - unsigned long thislen = len; - if (len > (WINDOW_LENGTH - (from & WINDOW_MASK))) - thislen = WINDOW_LENGTH-(from & WINDOW_MASK); - - spin_lock(&oct5066_spin); - oct5066_page(map, from); - memcpy_fromio(to, iomapadr + from, thislen); - spin_unlock(&oct5066_spin); - to += thislen; - from += thislen; - len -= thislen; - } -} - -static void oct5066_write8(struct map_info *map, map_word d, unsigned long adr) -{ - spin_lock(&oct5066_spin); - oct5066_page(map, adr); - writeb(d.x[0], iomapadr + (adr & WINDOW_MASK)); - spin_unlock(&oct5066_spin); -} - -static void oct5066_copy_to(struct map_info *map, unsigned long to, const void *from, ssize_t len) -{ - while(len) { - unsigned long thislen = len; - if (len > (WINDOW_LENGTH - (to & WINDOW_MASK))) - thislen = WINDOW_LENGTH-(to & WINDOW_MASK); - - spin_lock(&oct5066_spin); - oct5066_page(map, to); - memcpy_toio(iomapadr + to, from, thislen); - spin_unlock(&oct5066_spin); - to += thislen; - from += thislen; - len -= thislen; - } -} - -static struct map_info oct5066_map[2] = { - { - .name = "Octagon 5066 Socket", - .phys = NO_XIP, - .size = 512 * 1024, - .bankwidth = 1, - .read = oct5066_read8, - .copy_from = oct5066_copy_from, - .write = oct5066_write8, - .copy_to = oct5066_copy_to, - .map_priv_1 = 1<<6 - }, - { - .name = "Octagon 5066 Internal Flash", - .phys = NO_XIP, - .size = 2 * 1024 * 1024, - .bankwidth = 1, - .read = oct5066_read8, - .copy_from = oct5066_copy_from, - .write = oct5066_write8, - .copy_to = oct5066_copy_to, - .map_priv_1 = 2<<6 - } -}; - -static struct mtd_info *oct5066_mtd[2] = {NULL, NULL}; - -// OctProbe - Sense if this is an octagon card -// --------------------------------------------------------------------- -/* Perform a simple validity test, we map the window select SSD0 and - change pages while monitoring the window. A change in the window, - controlled by the PAGE_IO port is a functioning 5066 board. This will - fail if the thing in the socket is set to a uniform value. */ -static int __init OctProbe(void) -{ - unsigned int Base = (1 << 6); - unsigned long I; - unsigned long Values[10]; - for (I = 0; I != 20; I++) - { - outb(Base + (I%10),PAGE_IO); - if (I < 10) - { - // Record the value and check for uniqueness - Values[I%10] = readl(iomapadr); - if (I > 0 && Values[I%10] == Values[0]) - return -EAGAIN; - } - else - { - // Make sure we get the same values on the second pass - if (Values[I%10] != readl(iomapadr)) - return -EAGAIN; - } - } - return 0; -} - -void cleanup_oct5066(void) -{ - int i; - for (i=0; i<2; i++) { - if (oct5066_mtd[i]) { - mtd_device_unregister(oct5066_mtd[i]); - map_destroy(oct5066_mtd[i]); - } - } - iounmap((void *)iomapadr); - release_region(PAGE_IO, 1); -} - -static int __init init_oct5066(void) -{ - int i; - int ret = 0; - - // Do an autoprobe sequence - if (!request_region(PAGE_IO,1,"Octagon SSD")) { - printk(KERN_NOTICE "5066: Page Register in Use\n"); - return -EAGAIN; - } - iomapadr = (unsigned long)ioremap(WINDOW_START, WINDOW_LENGTH); - if (!iomapadr) { - printk(KERN_NOTICE "Failed to ioremap memory region\n"); - ret = -EIO; - goto out_rel; - } - if (OctProbe() != 0) { - printk(KERN_NOTICE "5066: Octagon Probe Failed, is this an Octagon 5066 SBC?\n"); - iounmap((void *)iomapadr); - ret = -EAGAIN; - goto out_unmap; - } - - // Print out our little header.. - printk("Octagon 5066 SSD IO:0x%x MEM:0x%x-0x%x\n",PAGE_IO,WINDOW_START, - WINDOW_START+WINDOW_LENGTH); - - for (i=0; i<2; i++) { - oct5066_mtd[i] = do_map_probe("cfi_probe", &oct5066_map[i]); - if (!oct5066_mtd[i]) - oct5066_mtd[i] = do_map_probe("jedec", &oct5066_map[i]); - if (!oct5066_mtd[i]) - oct5066_mtd[i] = do_map_probe("map_ram", &oct5066_map[i]); - if (!oct5066_mtd[i]) - oct5066_mtd[i] = do_map_probe("map_rom", &oct5066_map[i]); - if (oct5066_mtd[i]) { - oct5066_mtd[i]->owner = THIS_MODULE; - mtd_device_register(oct5066_mtd[i], NULL, 0); - } - } - - if (!oct5066_mtd[0] && !oct5066_mtd[1]) { - cleanup_oct5066(); - return -ENXIO; - } - - return 0; - - out_unmap: - iounmap((void *)iomapadr); - out_rel: - release_region(PAGE_IO, 1); - return ret; -} - -module_init(init_oct5066); -module_exit(cleanup_oct5066); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Jason Gunthorpe <jgg@deltatee.com>, David Woodhouse <dwmw2@infradead.org>"); -MODULE_DESCRIPTION("MTD map driver for Octagon 5066 Single Board Computer"); diff --git a/drivers/mtd/maps/pci.c b/drivers/mtd/maps/pci.c index 1d005a3e9b4..eb0242e0b2d 100644 --- a/drivers/mtd/maps/pci.c +++ b/drivers/mtd/maps/pci.c @@ -14,7 +14,6 @@ #include <linux/module.h> #include <linux/kernel.h> #include <linux/pci.h> -#include <linux/init.h> #include <linux/slab.h> #include <linux/mtd/mtd.h> @@ -43,26 +42,14 @@ static map_word mtd_pci_read8(struct map_info *_map, unsigned long ofs) struct map_pci_info *map = (struct map_pci_info *)_map; map_word val; val.x[0]= readb(map->base + map->translate(map, ofs)); -// printk("read8 : %08lx => %02x\n", ofs, val.x[0]); return val; } -#if 0 -static map_word mtd_pci_read16(struct map_info *_map, unsigned long ofs) -{ - struct map_pci_info *map = (struct map_pci_info *)_map; - map_word val; - val.x[0] = readw(map->base + map->translate(map, ofs)); -// printk("read16: %08lx => %04x\n", ofs, val.x[0]); - return val; -} -#endif static map_word mtd_pci_read32(struct map_info *_map, unsigned long ofs) { struct map_pci_info *map = (struct map_pci_info *)_map; map_word val; val.x[0] = readl(map->base + map->translate(map, ofs)); -// printk("read32: %08lx => %08x\n", ofs, val.x[0]); return val; } @@ -75,22 +62,12 @@ static void mtd_pci_copyfrom(struct map_info *_map, void *to, unsigned long from static void mtd_pci_write8(struct map_info *_map, map_word val, unsigned long ofs) { struct map_pci_info *map = (struct map_pci_info *)_map; -// printk("write8 : %08lx <= %02x\n", ofs, val.x[0]); writeb(val.x[0], map->base + map->translate(map, ofs)); } -#if 0 -static void mtd_pci_write16(struct map_info *_map, map_word val, unsigned long ofs) -{ - struct map_pci_info *map = (struct map_pci_info *)_map; -// printk("write16: %08lx <= %04x\n", ofs, val.x[0]); - writew(val.x[0], map->base + map->translate(map, ofs)); -} -#endif static void mtd_pci_write32(struct map_info *_map, map_word val, unsigned long ofs) { struct map_pci_info *map = (struct map_pci_info *)_map; -// printk("write32: %08lx <= %08x\n", ofs, val.x[0]); writel(val.x[0], map->base + map->translate(map, ofs)); } @@ -275,8 +252,7 @@ static struct pci_device_id mtd_pci_ids[] = { * Generic code follows. */ -static int __devinit -mtd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) +static int mtd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) { struct mtd_pci_info *info = (struct mtd_pci_info *)id->driver_data; struct map_pci_info *map = NULL; @@ -306,8 +282,7 @@ mtd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) if (err) goto release; - /* tsk - do_map_probe should take const char * */ - mtd = do_map_probe((char *)info->map_name, &map->map); + mtd = do_map_probe(info->map_name, &map->map); err = -ENODEV; if (!mtd) goto release; @@ -330,8 +305,7 @@ out: return err; } -static void __devexit -mtd_pci_remove(struct pci_dev *dev) +static void mtd_pci_remove(struct pci_dev *dev) { struct mtd_info *mtd = pci_get_drvdata(dev); struct map_pci_info *map = mtd->priv; @@ -341,32 +315,19 @@ mtd_pci_remove(struct pci_dev *dev) map->exit(dev, map); kfree(map); - pci_set_drvdata(dev, NULL); pci_release_regions(dev); } static struct pci_driver mtd_pci_driver = { .name = "MTD PCI", .probe = mtd_pci_probe, - .remove = __devexit_p(mtd_pci_remove), + .remove = mtd_pci_remove, .id_table = mtd_pci_ids, }; -static int __init mtd_pci_maps_init(void) -{ - return pci_register_driver(&mtd_pci_driver); -} - -static void __exit mtd_pci_maps_exit(void) -{ - pci_unregister_driver(&mtd_pci_driver); -} - -module_init(mtd_pci_maps_init); -module_exit(mtd_pci_maps_exit); +module_pci_driver(mtd_pci_driver); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Russell King <rmk@arm.linux.org.uk>"); MODULE_DESCRIPTION("Generic PCI map driver"); MODULE_DEVICE_TABLE(pci, mtd_pci_ids); - diff --git a/drivers/mtd/maps/pcmciamtd.c b/drivers/mtd/maps/pcmciamtd.c index e8e9fec2355..a3cfad392ed 100644 --- a/drivers/mtd/maps/pcmciamtd.c +++ b/drivers/mtd/maps/pcmciamtd.c @@ -14,7 +14,6 @@ #include <linux/timer.h> #include <linux/init.h> #include <asm/io.h> -#include <asm/system.h> #include <pcmcia/cistpl.h> #include <pcmcia/ds.h> @@ -295,13 +294,24 @@ static void pcmcia_copy_to(struct map_info *map, unsigned long to, const void *f } +static DEFINE_SPINLOCK(pcmcia_vpp_lock); +static int pcmcia_vpp_refcnt; static void pcmciamtd_set_vpp(struct map_info *map, int on) { struct pcmciamtd_dev *dev = (struct pcmciamtd_dev *)map->map_priv_1; struct pcmcia_device *link = dev->p_dev; + unsigned long flags; pr_debug("dev = %p on = %d vpp = %d\n\n", dev, on, dev->vpp); - pcmcia_fixup_vpp(link, on ? dev->vpp : 0); + spin_lock_irqsave(&pcmcia_vpp_lock, flags); + if (on) { + if (++pcmcia_vpp_refcnt == 1) /* first nested 'on' */ + pcmcia_fixup_vpp(link, dev->vpp); + } else { + if (--pcmcia_vpp_refcnt == 0) /* last nested 'off' */ + pcmcia_fixup_vpp(link, 0); + } + spin_unlock_irqrestore(&pcmcia_vpp_lock, flags); } diff --git a/drivers/mtd/maps/physmap.c b/drivers/mtd/maps/physmap.c index abc562653b3..f73cd461257 100644 --- a/drivers/mtd/maps/physmap.c +++ b/drivers/mtd/maps/physmap.c @@ -27,6 +27,8 @@ struct physmap_flash_info { struct mtd_info *mtd[MAX_RESOURCES]; struct mtd_info *cmtd; struct map_info map[MAX_RESOURCES]; + spinlock_t vpp_lock; + int vpp_refcnt; }; static int physmap_flash_remove(struct platform_device *dev) @@ -38,9 +40,8 @@ static int physmap_flash_remove(struct platform_device *dev) info = platform_get_drvdata(dev); if (info == NULL) return 0; - platform_set_drvdata(dev, NULL); - physmap_data = dev->dev.platform_data; + physmap_data = dev_get_platdata(&dev->dev); if (info->cmtd) { mtd_device_unregister(info->cmtd); @@ -63,34 +64,45 @@ static void physmap_set_vpp(struct map_info *map, int state) { struct platform_device *pdev; struct physmap_flash_data *physmap_data; + struct physmap_flash_info *info; + unsigned long flags; pdev = (struct platform_device *)map->map_priv_1; - physmap_data = pdev->dev.platform_data; + physmap_data = dev_get_platdata(&pdev->dev); + + if (!physmap_data->set_vpp) + return; + + info = platform_get_drvdata(pdev); - if (physmap_data->set_vpp) - physmap_data->set_vpp(pdev, state); + spin_lock_irqsave(&info->vpp_lock, flags); + if (state) { + if (++info->vpp_refcnt == 1) /* first nested 'on' */ + physmap_data->set_vpp(pdev, 1); + } else { + if (--info->vpp_refcnt == 0) /* last nested 'off' */ + physmap_data->set_vpp(pdev, 0); + } + spin_unlock_irqrestore(&info->vpp_lock, flags); } -static const char *rom_probe_types[] = { - "cfi_probe", - "jedec_probe", - "qinfo_probe", - "map_rom", - NULL }; -static const char *part_probe_types[] = { "cmdlinepart", "RedBoot", "afs", - NULL }; +static const char * const rom_probe_types[] = { + "cfi_probe", "jedec_probe", "qinfo_probe", "map_rom", NULL }; + +static const char * const part_probe_types[] = { + "cmdlinepart", "RedBoot", "afs", NULL }; static int physmap_flash_probe(struct platform_device *dev) { struct physmap_flash_data *physmap_data; struct physmap_flash_info *info; - const char **probe_type; - const char **part_types; + const char * const *probe_type; + const char * const *part_types; int err = 0; int i; int devices_found = 0; - physmap_data = dev->dev.platform_data; + physmap_data = dev_get_platdata(&dev->dev); if (physmap_data == NULL) return -ENODEV; @@ -172,9 +184,11 @@ static int physmap_flash_probe(struct platform_device *dev) if (err) goto err_out; + spin_lock_init(&info->vpp_lock); + part_types = physmap_data->part_probe_types ? : part_probe_types; - mtd_device_parse_register(info->cmtd, part_types, 0, + mtd_device_parse_register(info->cmtd, part_types, NULL, physmap_data->parts, physmap_data->nr_parts); return 0; diff --git a/drivers/mtd/maps/physmap_of.c b/drivers/mtd/maps/physmap_of.c index 2e6fb6831d5..217c25d7381 100644 --- a/drivers/mtd/maps/physmap_of.c +++ b/drivers/mtd/maps/physmap_of.c @@ -15,7 +15,6 @@ #include <linux/module.h> #include <linux/types.h> -#include <linux/init.h> #include <linux/device.h> #include <linux/mtd/mtd.h> #include <linux/mtd/map.h> @@ -68,23 +67,21 @@ static int of_flash_remove(struct platform_device *dev) kfree(info->list[i].res); } } - - kfree(info); - return 0; } +static const char * const rom_probe_types[] = { + "cfi_probe", "jedec_probe", "map_rom" }; + /* Helper function to handle probing of the obsolete "direct-mapped" * compatible binding, which has an extra "probe-type" property * describing the type of flash probe necessary. */ -static struct mtd_info * __devinit obsolete_probe(struct platform_device *dev, - struct map_info *map) +static struct mtd_info *obsolete_probe(struct platform_device *dev, + struct map_info *map) { struct device_node *dp = dev->dev.of_node; const char *of_probe; struct mtd_info *mtd; - static const char *rom_probe_types[] - = { "cfi_probe", "jedec_probe", "map_rom"}; int i; dev_warn(&dev->dev, "Device tree uses obsolete \"direct-mapped\" " @@ -114,9 +111,10 @@ static struct mtd_info * __devinit obsolete_probe(struct platform_device *dev, specifies the list of partition probers to use. If none is given then the default is use. These take precedence over other device tree information. */ -static const char *part_probe_types_def[] = { "cmdlinepart", "RedBoot", - "ofpart", "ofoldpart", NULL }; -static const char ** __devinit of_get_probes(struct device_node *dp) +static const char * const part_probe_types_def[] = { + "cmdlinepart", "RedBoot", "ofpart", "ofoldpart", NULL }; + +static const char * const *of_get_probes(struct device_node *dp) { const char *cp; int cplen; @@ -145,16 +143,16 @@ static const char ** __devinit of_get_probes(struct device_node *dp) return res; } -static void __devinit of_free_probes(const char **probes) +static void of_free_probes(const char * const *probes) { if (probes != part_probe_types_def) kfree(probes); } static struct of_device_id of_flash_match[]; -static int __devinit of_flash_probe(struct platform_device *dev) +static int of_flash_probe(struct platform_device *dev) { - const char **part_probe_types; + const char * const *part_probe_types; const struct of_device_id *match; struct device_node *dp = dev->dev.of_node; struct resource res; @@ -169,6 +167,8 @@ static int __devinit of_flash_probe(struct platform_device *dev) struct mtd_info **mtd_list = NULL; resource_size_t res_size; struct mtd_part_parser_data ppdata; + bool map_indirect; + const char *mtd_name = NULL; match = of_match_device(of_flash_match, &dev->dev); if (!match) @@ -177,6 +177,8 @@ static int __devinit of_flash_probe(struct platform_device *dev) reg_tuple_size = (of_n_addr_cells(dp) + of_n_size_cells(dp)) * sizeof(u32); + of_property_read_string(dp, "linux,mtd-name", &mtd_name); + /* * Get number of "reg" tuples. Scan for MTD devices on area's * described by each "reg" region. This makes it possible (including @@ -192,9 +194,12 @@ static int __devinit of_flash_probe(struct platform_device *dev) } count /= reg_tuple_size; + map_indirect = of_property_read_bool(dp, "no-unaligned-direct-access"); + err = -ENOMEM; - info = kzalloc(sizeof(struct of_flash) + - sizeof(struct of_flash_list) * count, GFP_KERNEL); + info = devm_kzalloc(&dev->dev, + sizeof(struct of_flash) + + sizeof(struct of_flash_list) * count, GFP_KERNEL); if (!info) goto err_flash_remove; @@ -231,10 +236,11 @@ static int __devinit of_flash_probe(struct platform_device *dev) goto err_out; } - info->list[i].map.name = dev_name(&dev->dev); + info->list[i].map.name = mtd_name ?: dev_name(&dev->dev); info->list[i].map.phys = res.start; info->list[i].map.size = res_size; info->list[i].map.bankwidth = be32_to_cpup(width); + info->list[i].map.device_node = dp; err = -ENOMEM; info->list[i].map.virt = ioremap(info->list[i].map.phys, @@ -247,6 +253,17 @@ static int __devinit of_flash_probe(struct platform_device *dev) simple_map_init(&info->list[i].map); + /* + * On some platforms (e.g. MPC5200) a direct 1:1 mapping + * may cause problems with JFFS2 usage, as the local bus (LPB) + * doesn't support unaligned accesses as implemented in the + * JFFS2 code via memcpy(). By setting NO_XIP, the + * flash will not be exposed directly to the MTD users + * (e.g. JFFS2) any more. + */ + if (map_indirect) + info->list[i].map.phys = NO_XIP; + if (probe_type) { info->list[i].mtd = do_map_probe(probe_type, &info->list[i].map); @@ -268,6 +285,7 @@ static int __devinit of_flash_probe(struct platform_device *dev) } err = 0; + info->cmtd = NULL; if (info->list_size == 1) { info->cmtd = info->list[0].mtd; } else if (info->list_size > 1) { @@ -276,9 +294,10 @@ static int __devinit of_flash_probe(struct platform_device *dev) */ info->cmtd = mtd_concat_create(mtd_list, info->list_size, dev_name(&dev->dev)); - if (info->cmtd == NULL) - err = -ENXIO; } + if (info->cmtd == NULL) + err = -ENXIO; + if (err) goto err_out; diff --git a/drivers/mtd/maps/pismo.c b/drivers/mtd/maps/pismo.c index 65bd1cd4d62..dc6df9abea0 100644 --- a/drivers/mtd/maps/pismo.c +++ b/drivers/mtd/maps/pismo.c @@ -58,7 +58,7 @@ static void pismo_set_vpp(struct platform_device *pdev, int on) pismo->vpp(pismo->vpp_data, on); } -static unsigned int __devinit pismo_width_to_bytes(unsigned int width) +static unsigned int pismo_width_to_bytes(unsigned int width) { width &= 15; if (width > 2) @@ -66,8 +66,8 @@ static unsigned int __devinit pismo_width_to_bytes(unsigned int width) return 1 << width; } -static int __devinit pismo_eeprom_read(struct i2c_client *client, void *buf, - u8 addr, size_t size) +static int pismo_eeprom_read(struct i2c_client *client, void *buf, u8 addr, + size_t size) { int ret; struct i2c_msg msg[] = { @@ -88,8 +88,9 @@ static int __devinit pismo_eeprom_read(struct i2c_client *client, void *buf, return ret == ARRAY_SIZE(msg) ? size : -EIO; } -static int __devinit pismo_add_device(struct pismo_data *pismo, int i, - struct pismo_mem *region, const char *name, void *pdata, size_t psize) +static int pismo_add_device(struct pismo_data *pismo, int i, + struct pismo_mem *region, const char *name, + void *pdata, size_t psize) { struct platform_device *dev; struct resource res = { }; @@ -129,8 +130,8 @@ static int __devinit pismo_add_device(struct pismo_data *pismo, int i, return ret; } -static int __devinit pismo_add_nor(struct pismo_data *pismo, int i, - struct pismo_mem *region) +static int pismo_add_nor(struct pismo_data *pismo, int i, + struct pismo_mem *region) { struct physmap_flash_data data = { .width = region->width, @@ -143,8 +144,8 @@ static int __devinit pismo_add_nor(struct pismo_data *pismo, int i, &data, sizeof(data)); } -static int __devinit pismo_add_sram(struct pismo_data *pismo, int i, - struct pismo_mem *region) +static int pismo_add_sram(struct pismo_data *pismo, int i, + struct pismo_mem *region) { struct platdata_mtd_ram data = { .bankwidth = region->width, @@ -154,8 +155,8 @@ static int __devinit pismo_add_sram(struct pismo_data *pismo, int i, &data, sizeof(data)); } -static void __devinit pismo_add_one(struct pismo_data *pismo, int i, - const struct pismo_cs_block *cs, phys_addr_t base) +static void pismo_add_one(struct pismo_data *pismo, int i, + const struct pismo_cs_block *cs, phys_addr_t base) { struct device *dev = &pismo->client->dev; struct pismo_mem region; @@ -197,7 +198,7 @@ static void __devinit pismo_add_one(struct pismo_data *pismo, int i, } } -static int __devexit pismo_remove(struct i2c_client *client) +static int pismo_remove(struct i2c_client *client) { struct pismo_data *pismo = i2c_get_clientdata(client); int i; @@ -210,8 +211,8 @@ static int __devexit pismo_remove(struct i2c_client *client) return 0; } -static int __devinit pismo_probe(struct i2c_client *client, - const struct i2c_device_id *id) +static int pismo_probe(struct i2c_client *client, + const struct i2c_device_id *id) { struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); struct pismo_pdata *pdata = client->dev.platform_data; @@ -267,7 +268,7 @@ static struct i2c_driver pismo_driver = { .owner = THIS_MODULE, }, .probe = pismo_probe, - .remove = __devexit_p(pismo_remove), + .remove = pismo_remove, .id_table = pismo_id, }; diff --git a/drivers/mtd/maps/plat-ram.c b/drivers/mtd/maps/plat-ram.c index 45876d0e5b8..d597e89f269 100644 --- a/drivers/mtd/maps/plat-ram.c +++ b/drivers/mtd/maps/plat-ram.c @@ -23,7 +23,6 @@ #include <linux/module.h> #include <linux/types.h> -#include <linux/init.h> #include <linux/kernel.h> #include <linux/string.h> #include <linux/ioport.h> @@ -55,7 +54,7 @@ struct platram_info { static inline struct platram_info *to_platram_info(struct platform_device *dev) { - return (struct platram_info *)platform_get_drvdata(dev); + return platform_get_drvdata(dev); } /* platram_setrw @@ -84,8 +83,6 @@ static int platram_remove(struct platform_device *pdev) { struct platram_info *info = to_platram_info(pdev); - platform_set_drvdata(pdev, NULL); - dev_dbg(&pdev->dev, "removing device\n"); if (info == NULL) @@ -130,17 +127,16 @@ static int platram_probe(struct platform_device *pdev) dev_dbg(&pdev->dev, "probe entered\n"); - if (pdev->dev.platform_data == NULL) { + if (dev_get_platdata(&pdev->dev) == NULL) { dev_err(&pdev->dev, "no platform data supplied\n"); err = -ENOENT; goto exit_error; } - pdata = pdev->dev.platform_data; + pdata = dev_get_platdata(&pdev->dev); info = kzalloc(sizeof(*info), GFP_KERNEL); if (info == NULL) { - dev_err(&pdev->dev, "no memory for flash info\n"); err = -ENOMEM; goto exit_error; } @@ -199,7 +195,7 @@ static int platram_probe(struct platform_device *pdev) * supplied by the platform_data struct */ if (pdata->map_probes) { - const char **map_probes = pdata->map_probes; + const char * const *map_probes = pdata->map_probes; for ( ; !info->mtd && *map_probes; map_probes++) info->mtd = do_map_probe(*map_probes , &info->map); @@ -219,11 +215,12 @@ static int platram_probe(struct platform_device *pdev) platram_setrw(info, PLATRAM_RW); - /* check to see if there are any available partitions, or wether + /* check to see if there are any available partitions, or whether * to add this device whole */ - err = mtd_device_parse_register(info->mtd, pdata->probes, 0, - pdata->partitions, pdata->nr_partitions); + err = mtd_device_parse_register(info->mtd, pdata->probes, NULL, + pdata->partitions, + pdata->nr_partitions); if (!err) dev_info(&pdev->dev, "registered mtd device\n"); @@ -258,21 +255,7 @@ static struct platform_driver platram_driver = { }, }; -/* module init/exit */ - -static int __init platram_init(void) -{ - printk("Generic platform RAM MTD, (c) 2004 Simtec Electronics\n"); - return platform_driver_register(&platram_driver); -} - -static void __exit platram_exit(void) -{ - platform_driver_unregister(&platram_driver); -} - -module_init(platram_init); -module_exit(platram_exit); +module_platform_driver(platram_driver); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>"); diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c index 436d121185b..cb4d92eea9f 100644 --- a/drivers/mtd/maps/pxa2xx-flash.c +++ b/drivers/mtd/maps/pxa2xx-flash.c @@ -13,7 +13,6 @@ #include <linux/types.h> #include <linux/slab.h> #include <linux/kernel.h> -#include <linux/init.h> #include <linux/platform_device.h> #include <linux/mtd/mtd.h> #include <linux/mtd/map.h> @@ -45,13 +44,11 @@ struct pxa2xx_flash_info { struct map_info map; }; +static const char * const probes[] = { "RedBoot", "cmdlinepart", NULL }; -static const char *probes[] = { "RedBoot", "cmdlinepart", NULL }; - - -static int __devinit pxa2xx_flash_probe(struct platform_device *pdev) +static int pxa2xx_flash_probe(struct platform_device *pdev) { - struct flash_platform_data *flash = pdev->dev.platform_data; + struct flash_platform_data *flash = dev_get_platdata(&pdev->dev); struct pxa2xx_flash_info *info; struct resource *res; @@ -63,7 +60,7 @@ static int __devinit pxa2xx_flash_probe(struct platform_device *pdev) if (!info) return -ENOMEM; - info->map.name = (char *) flash->name; + info->map.name = flash->name; info->map.bankwidth = flash->width; info->map.phys = res->start; info->map.size = resource_size(res); @@ -75,7 +72,7 @@ static int __devinit pxa2xx_flash_probe(struct platform_device *pdev) return -ENOMEM; } info->map.cached = - ioremap_cached(info->map.phys, info->map.size); + ioremap_cache(info->map.phys, info->map.size); if (!info->map.cached) printk(KERN_WARNING "Failed to ioremap cached %s\n", info->map.name); @@ -98,18 +95,17 @@ static int __devinit pxa2xx_flash_probe(struct platform_device *pdev) } info->mtd->owner = THIS_MODULE; - mtd_device_parse_register(info->mtd, probes, 0, flash->parts, flash->nr_parts); + mtd_device_parse_register(info->mtd, probes, NULL, flash->parts, + flash->nr_parts); platform_set_drvdata(pdev, info); return 0; } -static int __devexit pxa2xx_flash_remove(struct platform_device *dev) +static int pxa2xx_flash_remove(struct platform_device *dev) { struct pxa2xx_flash_info *info = platform_get_drvdata(dev); - platform_set_drvdata(dev, NULL); - mtd_device_unregister(info->mtd); map_destroy(info->mtd); @@ -138,7 +134,7 @@ static struct platform_driver pxa2xx_flash_driver = { .owner = THIS_MODULE, }, .probe = pxa2xx_flash_probe, - .remove = __devexit_p(pxa2xx_flash_remove), + .remove = pxa2xx_flash_remove, .shutdown = pxa2xx_flash_shutdown, }; diff --git a/drivers/mtd/maps/rbtx4939-flash.c b/drivers/mtd/maps/rbtx4939-flash.c index 3da63fc6f16..146b6047ed2 100644 --- a/drivers/mtd/maps/rbtx4939-flash.c +++ b/drivers/mtd/maps/rbtx4939-flash.c @@ -13,7 +13,6 @@ #include <linux/module.h> #include <linux/types.h> #include <linux/kernel.h> -#include <linux/init.h> #include <linux/slab.h> #include <linux/device.h> #include <linux/platform_device.h> @@ -34,10 +33,9 @@ static int rbtx4939_flash_remove(struct platform_device *dev) info = platform_get_drvdata(dev); if (!info) return 0; - platform_set_drvdata(dev, NULL); if (info->mtd) { - struct rbtx4939_flash_data *pdata = dev->dev.platform_data; + struct rbtx4939_flash_data *pdata = dev_get_platdata(&dev->dev); mtd_device_unregister(info->mtd); map_destroy(info->mtd); @@ -45,18 +43,19 @@ static int rbtx4939_flash_remove(struct platform_device *dev) return 0; } -static const char *rom_probe_types[] = { "cfi_probe", "jedec_probe", NULL }; +static const char * const rom_probe_types[] = { + "cfi_probe", "jedec_probe", NULL }; static int rbtx4939_flash_probe(struct platform_device *dev) { struct rbtx4939_flash_data *pdata; struct rbtx4939_flash_info *info; struct resource *res; - const char **probe_type; + const char * const *probe_type; int err = 0; unsigned long size; - pdata = dev->dev.platform_data; + pdata = dev_get_platdata(&dev->dev); if (!pdata) return -ENODEV; @@ -100,10 +99,8 @@ static int rbtx4939_flash_probe(struct platform_device *dev) goto err_out; } info->mtd->owner = THIS_MODULE; - if (err) - goto err_out; - err = mtd_device_parse_register(info->mtd, NULL, 0, - pdata->parts, pdata->nr_parts); + err = mtd_device_parse_register(info->mtd, NULL, NULL, pdata->parts, + pdata->nr_parts); if (err) goto err_out; diff --git a/drivers/mtd/maps/rpxlite.c b/drivers/mtd/maps/rpxlite.c deleted file mode 100644 index ed88225bf66..00000000000 --- a/drivers/mtd/maps/rpxlite.c +++ /dev/null @@ -1,64 +0,0 @@ -/* - * Handle mapping of the flash on the RPX Lite and CLLF boards - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <asm/io.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/map.h> - - -#define WINDOW_ADDR 0xfe000000 -#define WINDOW_SIZE 0x800000 - -static struct mtd_info *mymtd; - -static struct map_info rpxlite_map = { - .name = "RPX", - .size = WINDOW_SIZE, - .bankwidth = 4, - .phys = WINDOW_ADDR, -}; - -static int __init init_rpxlite(void) -{ - printk(KERN_NOTICE "RPX Lite or CLLF flash device: %x at %x\n", WINDOW_SIZE*4, WINDOW_ADDR); - rpxlite_map.virt = ioremap(WINDOW_ADDR, WINDOW_SIZE * 4); - - if (!rpxlite_map.virt) { - printk("Failed to ioremap\n"); - return -EIO; - } - simple_map_init(&rpxlite_map); - mymtd = do_map_probe("cfi_probe", &rpxlite_map); - if (mymtd) { - mymtd->owner = THIS_MODULE; - mtd_device_register(mymtd, NULL, 0); - return 0; - } - - iounmap((void *)rpxlite_map.virt); - return -ENXIO; -} - -static void __exit cleanup_rpxlite(void) -{ - if (mymtd) { - mtd_device_unregister(mymtd); - map_destroy(mymtd); - } - if (rpxlite_map.virt) { - iounmap((void *)rpxlite_map.virt); - rpxlite_map.virt = 0; - } -} - -module_init(init_rpxlite); -module_exit(cleanup_rpxlite); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Arnold Christensen <AKC@pel.dk>"); -MODULE_DESCRIPTION("MTD map driver for RPX Lite and CLLF boards"); diff --git a/drivers/mtd/maps/sa1100-flash.c b/drivers/mtd/maps/sa1100-flash.c index 50282199770..8fc06bf111c 100644 --- a/drivers/mtd/maps/sa1100-flash.c +++ b/drivers/mtd/maps/sa1100-flash.c @@ -23,106 +23,6 @@ #include <asm/sizes.h> #include <asm/mach/flash.h> -#if 0 -/* - * This is here for documentation purposes only - until these people - * submit their machine types. It will be gone January 2005. - */ -static struct mtd_partition consus_partitions[] = { - { - .name = "Consus boot firmware", - .offset = 0, - .size = 0x00040000, - .mask_flags = MTD_WRITABLE, /* force read-only */ - }, { - .name = "Consus kernel", - .offset = 0x00040000, - .size = 0x00100000, - .mask_flags = 0, - }, { - .name = "Consus disk", - .offset = 0x00140000, - /* The rest (up to 16M) for jffs. We could put 0 and - make it find the size automatically, but right now - i have 32 megs. jffs will use all 32 megs if given - the chance, and this leads to horrible problems - when you try to re-flash the image because blob - won't erase the whole partition. */ - .size = 0x01000000 - 0x00140000, - .mask_flags = 0, - }, { - /* this disk is a secondary disk, which can be used as - needed, for simplicity, make it the size of the other - consus partition, although realistically it could be - the remainder of the disk (depending on the file - system used) */ - .name = "Consus disk2", - .offset = 0x01000000, - .size = 0x01000000 - 0x00140000, - .mask_flags = 0, - } -}; - -/* Frodo has 2 x 16M 28F128J3A flash chips in bank 0: */ -static struct mtd_partition frodo_partitions[] = -{ - { - .name = "bootloader", - .size = 0x00040000, - .offset = 0x00000000, - .mask_flags = MTD_WRITEABLE - }, { - .name = "bootloader params", - .size = 0x00040000, - .offset = MTDPART_OFS_APPEND, - .mask_flags = MTD_WRITEABLE - }, { - .name = "kernel", - .size = 0x00100000, - .offset = MTDPART_OFS_APPEND, - .mask_flags = MTD_WRITEABLE - }, { - .name = "ramdisk", - .size = 0x00400000, - .offset = MTDPART_OFS_APPEND, - .mask_flags = MTD_WRITEABLE - }, { - .name = "file system", - .size = MTDPART_SIZ_FULL, - .offset = MTDPART_OFS_APPEND - } -}; - -static struct mtd_partition jornada56x_partitions[] = { - { - .name = "bootldr", - .size = 0x00040000, - .offset = 0, - .mask_flags = MTD_WRITEABLE, - }, { - .name = "rootfs", - .size = MTDPART_SIZ_FULL, - .offset = MTDPART_OFS_APPEND, - } -}; - -static void jornada56x_set_vpp(int vpp) -{ - if (vpp) - GPSR = GPIO_GPIO26; - else - GPCR = GPIO_GPIO26; - GPDR |= GPIO_GPIO26; -} - -/* - * Machine Phys Size set_vpp - * Consus : SA1100_CS0_PHYS SZ_32M - * Frodo : SA1100_CS0_PHYS SZ_32M - * Jornada56x: SA1100_CS0_PHYS SZ_32M jornada56x_set_vpp - */ -#endif - struct sa_subdev_info { char name[16]; struct map_info map; @@ -136,10 +36,22 @@ struct sa_info { struct sa_subdev_info subdev[0]; }; +static DEFINE_SPINLOCK(sa1100_vpp_lock); +static int sa1100_vpp_refcnt; static void sa1100_set_vpp(struct map_info *map, int on) { struct sa_subdev_info *subdev = container_of(map, struct sa_subdev_info, map); - subdev->plat->set_vpp(on); + unsigned long flags; + + spin_lock_irqsave(&sa1100_vpp_lock, flags); + if (on) { + if (++sa1100_vpp_refcnt == 1) /* first nested 'on' */ + subdev->plat->set_vpp(1); + } else { + if (--sa1100_vpp_refcnt == 0) /* last nested 'off' */ + subdev->plat->set_vpp(0); + } + spin_unlock_irqrestore(&sa1100_vpp_lock, flags); } static void sa1100_destroy_subdev(struct sa_subdev_info *subdev) @@ -237,8 +149,8 @@ static void sa1100_destroy(struct sa_info *info, struct flash_platform_data *pla plat->exit(); } -static struct sa_info *__devinit -sa1100_setup_mtd(struct platform_device *pdev, struct flash_platform_data *plat) +static struct sa_info *sa1100_setup_mtd(struct platform_device *pdev, + struct flash_platform_data *plat) { struct sa_info *info; int nr, size, i, ret = 0; @@ -332,11 +244,11 @@ sa1100_setup_mtd(struct platform_device *pdev, struct flash_platform_data *plat) return ERR_PTR(ret); } -static const char *part_probes[] = { "cmdlinepart", "RedBoot", NULL }; +static const char * const part_probes[] = { "cmdlinepart", "RedBoot", NULL }; -static int __devinit sa1100_mtd_probe(struct platform_device *pdev) +static int sa1100_mtd_probe(struct platform_device *pdev) { - struct flash_platform_data *plat = pdev->dev.platform_data; + struct flash_platform_data *plat = dev_get_platdata(&pdev->dev); struct sa_info *info; int err; @@ -352,8 +264,8 @@ static int __devinit sa1100_mtd_probe(struct platform_device *pdev) /* * Partition selection stuff. */ - mtd_device_parse_register(info->mtd, part_probes, 0, - plat->parts, plat->nr_parts); + mtd_device_parse_register(info->mtd, part_probes, NULL, plat->parts, + plat->nr_parts); platform_set_drvdata(pdev, info); err = 0; @@ -365,29 +277,16 @@ static int __devinit sa1100_mtd_probe(struct platform_device *pdev) static int __exit sa1100_mtd_remove(struct platform_device *pdev) { struct sa_info *info = platform_get_drvdata(pdev); - struct flash_platform_data *plat = pdev->dev.platform_data; + struct flash_platform_data *plat = dev_get_platdata(&pdev->dev); - platform_set_drvdata(pdev, NULL); sa1100_destroy(info, plat); return 0; } -#ifdef CONFIG_PM -static void sa1100_mtd_shutdown(struct platform_device *dev) -{ - struct sa_info *info = platform_get_drvdata(dev); - if (info && mtd_suspend(info->mtd) == 0) - mtd_resume(info->mtd); -} -#else -#define sa1100_mtd_shutdown NULL -#endif - static struct platform_driver sa1100_mtd_driver = { .probe = sa1100_mtd_probe, .remove = __exit_p(sa1100_mtd_remove), - .shutdown = sa1100_mtd_shutdown, .driver = { .name = "sa1100-mtd", .owner = THIS_MODULE, diff --git a/drivers/mtd/maps/sc520cdp.c b/drivers/mtd/maps/sc520cdp.c index 8fead8e46bc..093edd51bdc 100644 --- a/drivers/mtd/maps/sc520cdp.c +++ b/drivers/mtd/maps/sc520cdp.c @@ -183,7 +183,7 @@ static const struct sc520_par_table par_table[NUM_FLASH_BANKS] = static void sc520cdp_setup_par(void) { - volatile unsigned long __iomem *mmcr; + unsigned long __iomem *mmcr; unsigned long mmcr_val; int i, j; @@ -203,11 +203,11 @@ static void sc520cdp_setup_par(void) */ for(i = 0; i < NUM_FLASH_BANKS; i++) { /* for each par_table entry */ for(j = 0; j < NUM_SC520_PAR; j++) { /* for each PAR register */ - mmcr_val = mmcr[SC520_PAR(j)]; + mmcr_val = readl(&mmcr[SC520_PAR(j)]); /* if target device field matches, reprogram the PAR */ if((mmcr_val & SC520_PAR_TRGDEV) == par_table[i].trgdev) { - mmcr[SC520_PAR(j)] = par_table[i].new_par; + writel(par_table[i].new_par, &mmcr[SC520_PAR(j)]); break; } } diff --git a/drivers/mtd/maps/scb2_flash.c b/drivers/mtd/maps/scb2_flash.c index 934a72c8007..b7a22a612a4 100644 --- a/drivers/mtd/maps/scb2_flash.c +++ b/drivers/mtd/maps/scb2_flash.c @@ -47,7 +47,6 @@ #include <linux/module.h> #include <linux/types.h> #include <linux/kernel.h> -#include <linux/init.h> #include <asm/io.h> #include <linux/mtd/mtd.h> #include <linux/mtd/map.h> @@ -69,8 +68,7 @@ static struct map_info scb2_map = { }; static int region_fail; -static int __devinit -scb2_fixup_mtd(struct mtd_info *mtd) +static int scb2_fixup_mtd(struct mtd_info *mtd) { int i; int done = 0; @@ -133,8 +131,8 @@ scb2_fixup_mtd(struct mtd_info *mtd) /* CSB5's 'Function Control Register' has bits for decoding @ >= 0xffc00000 */ #define CSB5_FCR 0x41 #define CSB5_FCR_DECODE_ALL 0x0e -static int __devinit -scb2_flash_probe(struct pci_dev *dev, const struct pci_device_id *ent) +static int scb2_flash_probe(struct pci_dev *dev, + const struct pci_device_id *ent) { u8 reg; @@ -197,8 +195,7 @@ scb2_flash_probe(struct pci_dev *dev, const struct pci_device_id *ent) return 0; } -static void __devexit -scb2_flash_remove(struct pci_dev *dev) +static void scb2_flash_remove(struct pci_dev *dev) { if (!scb2_mtd) return; @@ -214,7 +211,6 @@ scb2_flash_remove(struct pci_dev *dev) if (!region_fail) release_mem_region(SCB2_ADDR, SCB2_WINDOW); - pci_set_drvdata(dev, NULL); } static struct pci_device_id scb2_flash_pci_ids[] = { @@ -231,23 +227,10 @@ static struct pci_driver scb2_flash_driver = { .name = "Intel SCB2 BIOS Flash", .id_table = scb2_flash_pci_ids, .probe = scb2_flash_probe, - .remove = __devexit_p(scb2_flash_remove), + .remove = scb2_flash_remove, }; -static int __init -scb2_flash_init(void) -{ - return pci_register_driver(&scb2_flash_driver); -} - -static void __exit -scb2_flash_exit(void) -{ - pci_unregister_driver(&scb2_flash_driver); -} - -module_init(scb2_flash_init); -module_exit(scb2_flash_exit); +module_pci_driver(scb2_flash_driver); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Tim Hockin <thockin@sun.com>"); diff --git a/drivers/mtd/maps/solutionengine.c b/drivers/mtd/maps/solutionengine.c index 496c40704af..bb580bc1644 100644 --- a/drivers/mtd/maps/solutionengine.c +++ b/drivers/mtd/maps/solutionengine.c @@ -31,29 +31,7 @@ struct map_info soleng_flash_map = { .bankwidth = 4, }; -static const char *probes[] = { "RedBoot", "cmdlinepart", NULL }; - -#ifdef CONFIG_MTD_SUPERH_RESERVE -static struct mtd_partition superh_se_partitions[] = { - /* Reserved for boot code, read-only */ - { - .name = "flash_boot", - .offset = 0x00000000, - .size = CONFIG_MTD_SUPERH_RESERVE, - .mask_flags = MTD_WRITEABLE, - }, - /* All else is writable (e.g. JFFS) */ - { - .name = "Flash FS", - .offset = MTDPART_OFS_NXTBLK, - .size = MTDPART_SIZ_FULL, - } -}; -#define NUM_PARTITIONS ARRAY_SIZE(superh_se_partitions) -#else -#define superh_se_partitions NULL -#define NUM_PARTITIONS 0 -#endif /* CONFIG_MTD_SUPERH_RESERVE */ +static const char * const probes[] = { "RedBoot", "cmdlinepart", NULL }; static int __init init_soleng_maps(void) { @@ -92,8 +70,7 @@ static int __init init_soleng_maps(void) mtd_device_register(eprom_mtd, NULL, 0); } - mtd_device_parse_register(flash_mtd, probes, 0, - superh_se_partitions, NUM_PARTITIONS); + mtd_device_parse_register(flash_mtd, probes, NULL, NULL, 0); return 0; } diff --git a/drivers/mtd/maps/sun_uflash.c b/drivers/mtd/maps/sun_uflash.c index 175e537b444..b6f1aac3510 100644 --- a/drivers/mtd/maps/sun_uflash.c +++ b/drivers/mtd/maps/sun_uflash.c @@ -11,7 +11,6 @@ #include <linux/module.h> #include <linux/fs.h> #include <linux/errno.h> -#include <linux/init.h> #include <linux/ioport.h> #include <linux/of.h> #include <linux/of_device.h> @@ -75,7 +74,7 @@ int uflash_devinit(struct platform_device *op, struct device_node *dp) up->name = of_get_property(dp, "model", NULL); if (up->name && 0 < strlen(up->name)) - up->map.name = (char *)up->name; + up->map.name = up->name; up->map.phys = op->resource[0].start; @@ -108,7 +107,7 @@ int uflash_devinit(struct platform_device *op, struct device_node *dp) return 0; } -static int __devinit uflash_probe(struct platform_device *op) +static int uflash_probe(struct platform_device *op) { struct device_node *dp = op->dev.of_node; @@ -121,7 +120,7 @@ static int __devinit uflash_probe(struct platform_device *op) return uflash_devinit(op, dp); } -static int __devexit uflash_remove(struct platform_device *op) +static int uflash_remove(struct platform_device *op) { struct uflash_dev *up = dev_get_drvdata(&op->dev); @@ -155,7 +154,7 @@ static struct platform_driver uflash_driver = { .of_match_table = uflash_match, }, .probe = uflash_probe, - .remove = __devexit_p(uflash_remove), + .remove = uflash_remove, }; module_platform_driver(uflash_driver); diff --git a/drivers/mtd/maps/tqm8xxl.c b/drivers/mtd/maps/tqm8xxl.c deleted file mode 100644 index d78587990e7..00000000000 --- a/drivers/mtd/maps/tqm8xxl.c +++ /dev/null @@ -1,249 +0,0 @@ -/* - * Handle mapping of the flash memory access routines - * on TQM8xxL based devices. - * - * based on rpxlite.c - * - * Copyright(C) 2001 Kirk Lee <kirk@hpc.ee.ntu.edu.tw> - * - * This code is GPLed - * - */ - -/* - * According to TQM8xxL hardware manual, TQM8xxL series have - * following flash memory organisations: - * | capacity | | chip type | | bank0 | | bank1 | - * 2MiB 512Kx16 2MiB 0 - * 4MiB 1Mx16 4MiB 0 - * 8MiB 1Mx16 4MiB 4MiB - * Thus, we choose CONFIG_MTD_CFI_I2 & CONFIG_MTD_CFI_B4 at - * kernel configuration. - */ -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/slab.h> - -#include <linux/mtd/mtd.h> -#include <linux/mtd/map.h> -#include <linux/mtd/partitions.h> - -#include <asm/io.h> - -#define FLASH_ADDR 0x40000000 -#define FLASH_SIZE 0x00800000 -#define FLASH_BANK_MAX 4 - -// trivial struct to describe partition information -struct mtd_part_def -{ - int nums; - unsigned char *type; - struct mtd_partition* mtd_part; -}; - -//static struct mtd_info *mymtd; -static struct mtd_info* mtd_banks[FLASH_BANK_MAX]; -static struct map_info* map_banks[FLASH_BANK_MAX]; -static struct mtd_part_def part_banks[FLASH_BANK_MAX]; -static unsigned long num_banks; -static void __iomem *start_scan_addr; - -/* - * Here are partition information for all known TQM8xxL series devices. - * See include/linux/mtd/partitions.h for definition of the mtd_partition - * structure. - * - * The *_max_flash_size is the maximum possible mapped flash size which - * is not necessarily the actual flash size. It must correspond to the - * value specified in the mapping definition defined by the - * "struct map_desc *_io_desc" for the corresponding machine. - */ - -/* Currently, TQM8xxL has up to 8MiB flash */ -static unsigned long tqm8xxl_max_flash_size = 0x00800000; - -/* partition definition for first flash bank - * (cf. "drivers/char/flash_config.c") - */ -static struct mtd_partition tqm8xxl_partitions[] = { - { - .name = "ppcboot", - .offset = 0x00000000, - .size = 0x00020000, /* 128KB */ - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - { - .name = "kernel", /* default kernel image */ - .offset = 0x00020000, - .size = 0x000e0000, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - { - .name = "user", - .offset = 0x00100000, - .size = 0x00100000, - }, - { - .name = "initrd", - .offset = 0x00200000, - .size = 0x00200000, - } -}; -/* partition definition for second flash bank */ -static struct mtd_partition tqm8xxl_fs_partitions[] = { - { - .name = "cramfs", - .offset = 0x00000000, - .size = 0x00200000, - }, - { - .name = "jffs", - .offset = 0x00200000, - .size = 0x00200000, - //.size = MTDPART_SIZ_FULL, - } -}; - -static int __init init_tqm_mtd(void) -{ - int idx = 0, ret = 0; - unsigned long flash_addr, flash_size, mtd_size = 0; - /* pointer to TQM8xxL board info data */ - bd_t *bd = (bd_t *)__res; - - flash_addr = bd->bi_flashstart; - flash_size = bd->bi_flashsize; - - //request maximum flash size address space - start_scan_addr = ioremap(flash_addr, flash_size); - if (!start_scan_addr) { - printk(KERN_WARNING "%s:Failed to ioremap address:0x%x\n", __func__, flash_addr); - return -EIO; - } - - for (idx = 0 ; idx < FLASH_BANK_MAX ; idx++) { - if(mtd_size >= flash_size) - break; - - printk(KERN_INFO "%s: chip probing count %d\n", __func__, idx); - - map_banks[idx] = kzalloc(sizeof(struct map_info), GFP_KERNEL); - if(map_banks[idx] == NULL) { - ret = -ENOMEM; - /* FIXME: What if some MTD devices were probed already? */ - goto error_mem; - } - - map_banks[idx]->name = kmalloc(16, GFP_KERNEL); - - if (!map_banks[idx]->name) { - ret = -ENOMEM; - /* FIXME: What if some MTD devices were probed already? */ - goto error_mem; - } - sprintf(map_banks[idx]->name, "TQM8xxL%d", idx); - - map_banks[idx]->size = flash_size; - map_banks[idx]->bankwidth = 4; - - simple_map_init(map_banks[idx]); - - map_banks[idx]->virt = start_scan_addr; - map_banks[idx]->phys = flash_addr; - /* FIXME: This looks utterly bogus, but I'm trying to - preserve the behaviour of the original (shown here)... - - map_banks[idx]->map_priv_1 = - start_scan_addr + ((idx > 0) ? - (mtd_banks[idx-1] ? mtd_banks[idx-1]->size : 0) : 0); - */ - - if (idx && mtd_banks[idx-1]) { - map_banks[idx]->virt += mtd_banks[idx-1]->size; - map_banks[idx]->phys += mtd_banks[idx-1]->size; - } - - //start to probe flash chips - mtd_banks[idx] = do_map_probe("cfi_probe", map_banks[idx]); - - if (mtd_banks[idx]) { - mtd_banks[idx]->owner = THIS_MODULE; - mtd_size += mtd_banks[idx]->size; - num_banks++; - - printk(KERN_INFO "%s: bank%d, name:%s, size:%dbytes \n", __func__, num_banks, - mtd_banks[idx]->name, mtd_banks[idx]->size); - } - } - - /* no supported flash chips found */ - if (!num_banks) { - printk(KERN_NOTICE "TQM8xxL: No support flash chips found!\n"); - ret = -ENXIO; - goto error_mem; - } - - /* - * Select Static partition definitions - */ - part_banks[0].mtd_part = tqm8xxl_partitions; - part_banks[0].type = "Static image"; - part_banks[0].nums = ARRAY_SIZE(tqm8xxl_partitions); - - part_banks[1].mtd_part = tqm8xxl_fs_partitions; - part_banks[1].type = "Static file system"; - part_banks[1].nums = ARRAY_SIZE(tqm8xxl_fs_partitions); - - for(idx = 0; idx < num_banks ; idx++) { - if (part_banks[idx].nums == 0) - printk(KERN_NOTICE "TQM flash%d: no partition info available, registering whole flash at once\n", idx); - else - printk(KERN_NOTICE "TQM flash%d: Using %s partition definition\n", - idx, part_banks[idx].type); - mtd_device_register(mtd_banks[idx], part_banks[idx].mtd_part, - part_banks[idx].nums); - } - return 0; -error_mem: - for(idx = 0 ; idx < FLASH_BANK_MAX ; idx++) { - if(map_banks[idx] != NULL) { - kfree(map_banks[idx]->name); - map_banks[idx]->name = NULL; - kfree(map_banks[idx]); - map_banks[idx] = NULL; - } - } -error: - iounmap(start_scan_addr); - return ret; -} - -static void __exit cleanup_tqm_mtd(void) -{ - unsigned int idx = 0; - for(idx = 0 ; idx < num_banks ; idx++) { - /* destroy mtd_info previously allocated */ - if (mtd_banks[idx]) { - mtd_device_unregister(mtd_banks[idx]); - map_destroy(mtd_banks[idx]); - } - /* release map_info not used anymore */ - kfree(map_banks[idx]->name); - kfree(map_banks[idx]); - } - - if (start_scan_addr) { - iounmap(start_scan_addr); - start_scan_addr = 0; - } -} - -module_init(init_tqm_mtd); -module_exit(cleanup_tqm_mtd); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Kirk Lee <kirk@hpc.ee.ntu.edu.tw>"); -MODULE_DESCRIPTION("MTD map driver for TQM8xxL boards"); diff --git a/drivers/mtd/maps/tsunami_flash.c b/drivers/mtd/maps/tsunami_flash.c index 1de390e1c2f..da2cdb5fd6d 100644 --- a/drivers/mtd/maps/tsunami_flash.c +++ b/drivers/mtd/maps/tsunami_flash.c @@ -82,11 +82,12 @@ static void __exit cleanup_tsunami_flash(void) tsunami_flash_mtd = 0; } +static const char * const rom_probe_types[] = { + "cfi_probe", "jedec_probe", "map_rom", NULL }; static int __init init_tsunami_flash(void) { - static const char *rom_probe_types[] = { "cfi_probe", "jedec_probe", "map_rom", NULL }; - char **type; + const char * const *type; tsunami_tig_writeb(FLASH_ENABLE_BYTE, FLASH_ENABLE_PORT); diff --git a/drivers/mtd/maps/uclinux.c b/drivers/mtd/maps/uclinux.c index 6793074f3f4..c1af83db520 100644 --- a/drivers/mtd/maps/uclinux.c +++ b/drivers/mtd/maps/uclinux.c @@ -19,17 +19,30 @@ #include <linux/mtd/map.h> #include <linux/mtd/partitions.h> #include <asm/io.h> +#include <asm/sections.h> /****************************************************************************/ -extern char _ebss; +#ifdef CONFIG_MTD_ROM +#define MAP_NAME "rom" +#else +#define MAP_NAME "ram" +#endif + +/* + * Blackfin uses uclinux_ram_map during startup, so it must not be static. + * Provide a dummy declaration to make sparse happy. + */ +extern struct map_info uclinux_ram_map; struct map_info uclinux_ram_map = { - .name = "RAM", - .phys = (unsigned long)&_ebss, + .name = MAP_NAME, .size = 0, }; +static unsigned long physaddr = -1; +module_param(physaddr, ulong, S_IRUGO); + static struct mtd_info *uclinux_ram_mtdinfo; /****************************************************************************/ @@ -61,31 +74,42 @@ static int __init uclinux_mtd_init(void) struct map_info *mapp; mapp = &uclinux_ram_map; + + if (physaddr == -1) + mapp->phys = (resource_size_t)__bss_stop; + else + mapp->phys = physaddr; + if (!mapp->size) mapp->size = PAGE_ALIGN(ntohl(*((unsigned long *)(mapp->phys + 8)))); mapp->bankwidth = 4; - printk("uclinux[mtd]: RAM probe address=0x%x size=0x%x\n", + printk("uclinux[mtd]: probe address=0x%x size=0x%x\n", (int) mapp->phys, (int) mapp->size); - mapp->virt = ioremap_nocache(mapp->phys, mapp->size); + /* + * The filesystem is guaranteed to be in direct mapped memory. It is + * directly following the kernels own bss region. Following the same + * mechanism used by architectures setting up traditional initrds we + * use phys_to_virt to get the virtual address of its start. + */ + mapp->virt = phys_to_virt(mapp->phys); if (mapp->virt == 0) { - printk("uclinux[mtd]: ioremap_nocache() failed\n"); + printk("uclinux[mtd]: no virtual mapping?\n"); return(-EIO); } simple_map_init(mapp); - mtd = do_map_probe("map_ram", mapp); + mtd = do_map_probe("map_" MAP_NAME, mapp); if (!mtd) { printk("uclinux[mtd]: failed to find a mapping?\n"); - iounmap(mapp->virt); return(-ENXIO); } mtd->owner = THIS_MODULE; - mtd->point = uclinux_point; + mtd->_point = uclinux_point; mtd->priv = mapp; uclinux_ram_mtdinfo = mtd; @@ -103,10 +127,8 @@ static void __exit uclinux_mtd_cleanup(void) map_destroy(uclinux_ram_mtdinfo); uclinux_ram_mtdinfo = NULL; } - if (uclinux_ram_map.virt) { - iounmap((void *) uclinux_ram_map.virt); + if (uclinux_ram_map.virt) uclinux_ram_map.virt = 0; - } } /****************************************************************************/ @@ -116,6 +138,6 @@ module_exit(uclinux_mtd_cleanup); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Greg Ungerer <gerg@snapgear.com>"); -MODULE_DESCRIPTION("Generic RAM based MTD for uClinux"); +MODULE_DESCRIPTION("Generic MTD for uClinux"); /****************************************************************************/ diff --git a/drivers/mtd/maps/vmax301.c b/drivers/mtd/maps/vmax301.c deleted file mode 100644 index 5e68de73eab..00000000000 --- a/drivers/mtd/maps/vmax301.c +++ /dev/null @@ -1,196 +0,0 @@ -/* ###################################################################### - - Tempustech VMAX SBC301 MTD Driver. - - The VMAx 301 is a SBC based on . It - comes with three builtin AMD 29F016B flash chips and a socket for SRAM or - more flash. Each unit has it's own 8k mapping into a settable region - (0xD8000). There are two 8k mappings for each MTD, the first is always set - to the lower 8k of the device the second is paged. Writing a 16 bit page - value to anywhere in the first 8k will cause the second 8k to page around. - - To boot the device a bios extension must be installed into the first 8k - of flash that is smart enough to copy itself down, page in the rest of - itself and begin executing. - - ##################################################################### */ - -#include <linux/module.h> -#include <linux/ioport.h> -#include <linux/init.h> -#include <linux/spinlock.h> -#include <asm/io.h> - -#include <linux/mtd/map.h> -#include <linux/mtd/mtd.h> - - -#define WINDOW_START 0xd8000 -#define WINDOW_LENGTH 0x2000 -#define WINDOW_SHIFT 25 -#define WINDOW_MASK 0x1FFF - -/* Actually we could use two spinlocks, but we'd have to have - more private space in the struct map_info. We lose a little - performance like this, but we'd probably lose more by having - the extra indirection from having one of the map->map_priv - fields pointing to yet another private struct. -*/ -static DEFINE_SPINLOCK(vmax301_spin); - -static void __vmax301_page(struct map_info *map, unsigned long page) -{ - writew(page, map->map_priv_2 - WINDOW_LENGTH); - map->map_priv_1 = page; -} - -static inline void vmax301_page(struct map_info *map, - unsigned long ofs) -{ - unsigned long page = (ofs >> WINDOW_SHIFT); - if (map->map_priv_1 != page) - __vmax301_page(map, page); -} - -static map_word vmax301_read8(struct map_info *map, unsigned long ofs) -{ - map_word ret; - spin_lock(&vmax301_spin); - vmax301_page(map, ofs); - ret.x[0] = readb(map->map_priv_2 + (ofs & WINDOW_MASK)); - spin_unlock(&vmax301_spin); - return ret; -} - -static void vmax301_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len) -{ - while(len) { - unsigned long thislen = len; - if (len > (WINDOW_LENGTH - (from & WINDOW_MASK))) - thislen = WINDOW_LENGTH-(from & WINDOW_MASK); - spin_lock(&vmax301_spin); - vmax301_page(map, from); - memcpy_fromio(to, map->map_priv_2 + from, thislen); - spin_unlock(&vmax301_spin); - to += thislen; - from += thislen; - len -= thislen; - } -} - -static void vmax301_write8(struct map_info *map, map_word d, unsigned long adr) -{ - spin_lock(&vmax301_spin); - vmax301_page(map, adr); - writeb(d.x[0], map->map_priv_2 + (adr & WINDOW_MASK)); - spin_unlock(&vmax301_spin); -} - -static void vmax301_copy_to(struct map_info *map, unsigned long to, const void *from, ssize_t len) -{ - while(len) { - unsigned long thislen = len; - if (len > (WINDOW_LENGTH - (to & WINDOW_MASK))) - thislen = WINDOW_LENGTH-(to & WINDOW_MASK); - - spin_lock(&vmax301_spin); - vmax301_page(map, to); - memcpy_toio(map->map_priv_2 + to, from, thislen); - spin_unlock(&vmax301_spin); - to += thislen; - from += thislen; - len -= thislen; - } -} - -static struct map_info vmax_map[2] = { - { - .name = "VMAX301 Internal Flash", - .phys = NO_XIP, - .size = 3*2*1024*1024, - .bankwidth = 1, - .read = vmax301_read8, - .copy_from = vmax301_copy_from, - .write = vmax301_write8, - .copy_to = vmax301_copy_to, - .map_priv_1 = WINDOW_START + WINDOW_LENGTH, - .map_priv_2 = 0xFFFFFFFF - }, - { - .name = "VMAX301 Socket", - .phys = NO_XIP, - .size = 0, - .bankwidth = 1, - .read = vmax301_read8, - .copy_from = vmax301_copy_from, - .write = vmax301_write8, - .copy_to = vmax301_copy_to, - .map_priv_1 = WINDOW_START + (3*WINDOW_LENGTH), - .map_priv_2 = 0xFFFFFFFF - } -}; - -static struct mtd_info *vmax_mtd[2] = {NULL, NULL}; - -static void __exit cleanup_vmax301(void) -{ - int i; - - for (i=0; i<2; i++) { - if (vmax_mtd[i]) { - mtd_device_unregister(vmax_mtd[i]); - map_destroy(vmax_mtd[i]); - } - } - iounmap((void *)vmax_map[0].map_priv_1 - WINDOW_START); -} - -static int __init init_vmax301(void) -{ - int i; - unsigned long iomapadr; - // Print out our little header.. - printk("Tempustech VMAX 301 MEM:0x%x-0x%x\n",WINDOW_START, - WINDOW_START+4*WINDOW_LENGTH); - - iomapadr = (unsigned long)ioremap(WINDOW_START, WINDOW_LENGTH*4); - if (!iomapadr) { - printk("Failed to ioremap memory region\n"); - return -EIO; - } - /* Put the address in the map's private data area. - We store the actual MTD IO address rather than the - address of the first half, because it's used more - often. - */ - vmax_map[0].map_priv_2 = iomapadr + WINDOW_START; - vmax_map[1].map_priv_2 = iomapadr + (3*WINDOW_START); - - for (i=0; i<2; i++) { - vmax_mtd[i] = do_map_probe("cfi_probe", &vmax_map[i]); - if (!vmax_mtd[i]) - vmax_mtd[i] = do_map_probe("jedec", &vmax_map[i]); - if (!vmax_mtd[i]) - vmax_mtd[i] = do_map_probe("map_ram", &vmax_map[i]); - if (!vmax_mtd[i]) - vmax_mtd[i] = do_map_probe("map_rom", &vmax_map[i]); - if (vmax_mtd[i]) { - vmax_mtd[i]->owner = THIS_MODULE; - mtd_device_register(vmax_mtd[i], NULL, 0); - } - } - - if (!vmax_mtd[0] && !vmax_mtd[1]) { - iounmap((void *)iomapadr); - return -ENXIO; - } - - return 0; -} - -module_init(init_vmax301); -module_exit(cleanup_vmax301); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("David Woodhouse <dwmw2@infradead.org>"); -MODULE_DESCRIPTION("MTD map driver for Tempustech VMAX SBC301 board"); diff --git a/drivers/mtd/maps/vmu-flash.c b/drivers/mtd/maps/vmu-flash.c index 3a04b078576..6b223cfe92b 100644 --- a/drivers/mtd/maps/vmu-flash.c +++ b/drivers/mtd/maps/vmu-flash.c @@ -360,9 +360,6 @@ static int vmu_flash_read(struct mtd_info *mtd, loff_t from, size_t len, int index = 0, retval, partition, leftover, numblocks; unsigned char cx; - if (len < 1) - return -EIO; - mpart = mtd->priv; mdev = mpart->mdev; partition = mpart->partition; @@ -434,11 +431,6 @@ static int vmu_flash_write(struct mtd_info *mtd, loff_t to, size_t len, partition = mpart->partition; card = maple_get_drvdata(mdev); - /* simple sanity checks */ - if (len < 1) { - error = -EIO; - goto failed; - } numblocks = card->parts[partition].numblocks; if (to + len > numblocks * card->blocklen) len = numblocks * card->blocklen - to; @@ -544,9 +536,9 @@ static void vmu_queryblocks(struct mapleq *mq) mtd_cur->flags = MTD_WRITEABLE|MTD_NO_ERASE; mtd_cur->size = part_cur->numblocks * card->blocklen; mtd_cur->erasesize = card->blocklen; - mtd_cur->write = vmu_flash_write; - mtd_cur->read = vmu_flash_read; - mtd_cur->sync = vmu_flash_sync; + mtd_cur->_write = vmu_flash_write; + mtd_cur->_read = vmu_flash_read; + mtd_cur->_sync = vmu_flash_sync; mtd_cur->writesize = card->blocklen; mpart = kmalloc(sizeof(struct mdev_part), GFP_KERNEL); @@ -604,7 +596,7 @@ fail_name: } /* Handles very basic info about the flash, queries for details */ -static int __devinit vmu_connect(struct maple_device *mdev) +static int vmu_connect(struct maple_device *mdev) { unsigned long test_flash_data, basic_flash_data; int c, error; @@ -698,7 +690,7 @@ fail_nomem: return error; } -static void __devexit vmu_disconnect(struct maple_device *mdev) +static void vmu_disconnect(struct maple_device *mdev) { struct memcard *card; struct mdev_part *mpart; @@ -780,7 +772,7 @@ static void vmu_file_error(struct maple_device *mdev, void *recvbuf) } -static int __devinit probe_maple_vmu(struct device *dev) +static int probe_maple_vmu(struct device *dev) { int error; struct maple_device *mdev = to_maple_dev(dev); @@ -797,7 +789,7 @@ static int __devinit probe_maple_vmu(struct device *dev) return 0; } -static int __devexit remove_maple_vmu(struct device *dev) +static int remove_maple_vmu(struct device *dev) { struct maple_device *mdev = to_maple_dev(dev); @@ -810,7 +802,7 @@ static struct maple_driver vmu_flash_driver = { .drv = { .name = "Dreamcast_visual_memory", .probe = probe_maple_vmu, - .remove = __devexit_p(remove_maple_vmu), + .remove = remove_maple_vmu, }, }; diff --git a/drivers/mtd/maps/wr_sbc82xx_flash.c b/drivers/mtd/maps/wr_sbc82xx_flash.c deleted file mode 100644 index aa7e0cb2893..00000000000 --- a/drivers/mtd/maps/wr_sbc82xx_flash.c +++ /dev/null @@ -1,174 +0,0 @@ -/* - * Map for flash chips on Wind River PowerQUICC II SBC82xx board. - * - * Copyright (C) 2004 Red Hat, Inc. - * - * Author: David Woodhouse <dwmw2@infradead.org> - * - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/slab.h> -#include <asm/io.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/map.h> -#include <linux/mtd/partitions.h> - -#include <asm/immap_cpm2.h> - -static struct mtd_info *sbcmtd[3]; - -struct map_info sbc82xx_flash_map[3] = { - {.name = "Boot flash"}, - {.name = "Alternate boot flash"}, - {.name = "User flash"} -}; - -static struct mtd_partition smallflash_parts[] = { - { - .name = "space", - .size = 0x100000, - .offset = 0, - }, { - .name = "bootloader", - .size = MTDPART_SIZ_FULL, - .offset = MTDPART_OFS_APPEND, - } -}; - -static struct mtd_partition bigflash_parts[] = { - { - .name = "bootloader", - .size = 0x00100000, - .offset = 0, - }, { - .name = "file system", - .size = 0x01f00000, - .offset = MTDPART_OFS_APPEND, - }, { - .name = "boot config", - .size = 0x00100000, - .offset = MTDPART_OFS_APPEND, - }, { - .name = "space", - .size = 0x01f00000, - .offset = MTDPART_OFS_APPEND, - } -}; - -static const char *part_probes[] __initdata = {"cmdlinepart", "RedBoot", NULL}; - -#define init_sbc82xx_one_flash(map, br, or) \ -do { \ - (map).phys = (br & 1) ? (br & 0xffff8000) : 0; \ - (map).size = (br & 1) ? (~(or & 0xffff8000) + 1) : 0; \ - switch (br & 0x00001800) { \ - case 0x00000000: \ - case 0x00000800: (map).bankwidth = 1; break; \ - case 0x00001000: (map).bankwidth = 2; break; \ - case 0x00001800: (map).bankwidth = 4; break; \ - } \ -} while (0); - -static int __init init_sbc82xx_flash(void) -{ - volatile memctl_cpm2_t *mc = &cpm2_immr->im_memctl; - int bigflash; - int i; - -#ifdef CONFIG_SBC8560 - mc = ioremap(0xff700000 + 0x5000, sizeof(memctl_cpm2_t)); -#else - mc = &cpm2_immr->im_memctl; -#endif - - bigflash = 1; - if ((mc->memc_br0 & 0x00001800) == 0x00001800) - bigflash = 0; - - init_sbc82xx_one_flash(sbc82xx_flash_map[0], mc->memc_br0, mc->memc_or0); - init_sbc82xx_one_flash(sbc82xx_flash_map[1], mc->memc_br6, mc->memc_or6); - init_sbc82xx_one_flash(sbc82xx_flash_map[2], mc->memc_br1, mc->memc_or1); - -#ifdef CONFIG_SBC8560 - iounmap((void *) mc); -#endif - - for (i=0; i<3; i++) { - int8_t flashcs[3] = { 0, 6, 1 }; - int nr_parts; - struct mtd_partition *defparts; - - printk(KERN_NOTICE "PowerQUICC II %s (%ld MiB on CS%d", - sbc82xx_flash_map[i].name, - (sbc82xx_flash_map[i].size >> 20), - flashcs[i]); - if (!sbc82xx_flash_map[i].phys) { - /* We know it can't be at zero. */ - printk("): disabled by bootloader.\n"); - continue; - } - printk(" at %08lx)\n", sbc82xx_flash_map[i].phys); - - sbc82xx_flash_map[i].virt = ioremap(sbc82xx_flash_map[i].phys, - sbc82xx_flash_map[i].size); - - if (!sbc82xx_flash_map[i].virt) { - printk("Failed to ioremap\n"); - continue; - } - - simple_map_init(&sbc82xx_flash_map[i]); - - sbcmtd[i] = do_map_probe("cfi_probe", &sbc82xx_flash_map[i]); - - if (!sbcmtd[i]) - continue; - - sbcmtd[i]->owner = THIS_MODULE; - - /* No partitioning detected. Use default */ - if (i == 2) { - defparts = NULL; - nr_parts = 0; - } else if (i == bigflash) { - defparts = bigflash_parts; - nr_parts = ARRAY_SIZE(bigflash_parts); - } else { - defparts = smallflash_parts; - nr_parts = ARRAY_SIZE(smallflash_parts); - } - - mtd_device_parse_register(sbcmtd[i], part_probes, 0, - defparts, nr_parts); - } - return 0; -} - -static void __exit cleanup_sbc82xx_flash(void) -{ - int i; - - for (i=0; i<3; i++) { - if (!sbcmtd[i]) - continue; - - mtd_device_unregister(sbcmtd[i]); - - map_destroy(sbcmtd[i]); - - iounmap((void *)sbc82xx_flash_map[i].virt); - sbc82xx_flash_map[i].virt = 0; - } -} - -module_init(init_sbc82xx_flash); -module_exit(cleanup_sbc82xx_flash); - - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("David Woodhouse <dwmw2@infradead.org>"); -MODULE_DESCRIPTION("Flash map driver for WindRiver PowerQUICC II"); |