linux/drivers/mtd/maps/ebony.c
Adrian Bunk 59018b6d2a MTD/JFFS2: remove CVS keywords
Once upon a time, the MTD repository was using CVS.

This patch therefore removes all usages of the no longer updated CVS
keywords from the MTD code.

This also includes code that printed them to the user.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
2008-06-04 17:50:17 +01:00

164 lines
3.7 KiB
C

/*
* Mapping for Ebony user flash
*
* Matt Porter <mporter@kernel.crashing.org>
*
* Copyright 2002-2004 MontaVista Software Inc.
*
* 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/types.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/map.h>
#include <linux/mtd/partitions.h>
#include <asm/io.h>
#include <asm/ibm44x.h>
#include <platforms/4xx/ebony.h>
static struct mtd_info *flash;
static struct map_info ebony_small_map = {
.name = "Ebony small flash",
.size = EBONY_SMALL_FLASH_SIZE,
.bankwidth = 1,
};
static struct map_info ebony_large_map = {
.name = "Ebony large flash",
.size = EBONY_LARGE_FLASH_SIZE,
.bankwidth = 1,
};
static struct mtd_partition ebony_small_partitions[] = {
{
.name = "OpenBIOS",
.offset = 0x0,
.size = 0x80000,
}
};
static struct mtd_partition ebony_large_partitions[] = {
{
.name = "fs",
.offset = 0,
.size = 0x380000,
},
{
.name = "firmware",
.offset = 0x380000,
.size = 0x80000,
}
};
int __init init_ebony(void)
{
u8 fpga0_reg;
u8 __iomem *fpga0_adr;
unsigned long long small_flash_base, large_flash_base;
fpga0_adr = ioremap64(EBONY_FPGA_ADDR, 16);
if (!fpga0_adr)
return -ENOMEM;
fpga0_reg = readb(fpga0_adr);
iounmap(fpga0_adr);
if (EBONY_BOOT_SMALL_FLASH(fpga0_reg) &&
!EBONY_FLASH_SEL(fpga0_reg))
small_flash_base = EBONY_SMALL_FLASH_HIGH2;
else if (EBONY_BOOT_SMALL_FLASH(fpga0_reg) &&
EBONY_FLASH_SEL(fpga0_reg))
small_flash_base = EBONY_SMALL_FLASH_HIGH1;
else if (!EBONY_BOOT_SMALL_FLASH(fpga0_reg) &&
!EBONY_FLASH_SEL(fpga0_reg))
small_flash_base = EBONY_SMALL_FLASH_LOW2;
else
small_flash_base = EBONY_SMALL_FLASH_LOW1;
if (EBONY_BOOT_SMALL_FLASH(fpga0_reg) &&
!EBONY_ONBRD_FLASH_EN(fpga0_reg))
large_flash_base = EBONY_LARGE_FLASH_LOW;
else
large_flash_base = EBONY_LARGE_FLASH_HIGH;
ebony_small_map.phys = small_flash_base;
ebony_small_map.virt = ioremap64(small_flash_base,
ebony_small_map.size);
if (!ebony_small_map.virt) {
printk("Failed to ioremap flash\n");
return -EIO;
}
simple_map_init(&ebony_small_map);
flash = do_map_probe("jedec_probe", &ebony_small_map);
if (flash) {
flash->owner = THIS_MODULE;
add_mtd_partitions(flash, ebony_small_partitions,
ARRAY_SIZE(ebony_small_partitions));
} else {
printk("map probe failed for flash\n");
iounmap(ebony_small_map.virt);
return -ENXIO;
}
ebony_large_map.phys = large_flash_base;
ebony_large_map.virt = ioremap64(large_flash_base,
ebony_large_map.size);
if (!ebony_large_map.virt) {
printk("Failed to ioremap flash\n");
iounmap(ebony_small_map.virt);
return -EIO;
}
simple_map_init(&ebony_large_map);
flash = do_map_probe("jedec_probe", &ebony_large_map);
if (flash) {
flash->owner = THIS_MODULE;
add_mtd_partitions(flash, ebony_large_partitions,
ARRAY_SIZE(ebony_large_partitions));
} else {
printk("map probe failed for flash\n");
iounmap(ebony_small_map.virt);
iounmap(ebony_large_map.virt);
return -ENXIO;
}
return 0;
}
static void __exit cleanup_ebony(void)
{
if (flash) {
del_mtd_partitions(flash);
map_destroy(flash);
}
if (ebony_small_map.virt) {
iounmap(ebony_small_map.virt);
ebony_small_map.virt = NULL;
}
if (ebony_large_map.virt) {
iounmap(ebony_large_map.virt);
ebony_large_map.virt = NULL;
}
}
module_init(init_ebony);
module_exit(cleanup_ebony);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Matt Porter <mporter@kernel.crashing.org>");
MODULE_DESCRIPTION("MTD map and partitions for IBM 440GP Ebony boards");