mtd: delete SBC82xx/SBC8560 MTD mapping support
authorPaul Gortmaker <paul.gortmaker@windriver.com>
Tue, 26 Jun 2012 19:54:28 +0000 (15:54 -0400)
committerDavid Woodhouse <David.Woodhouse@intel.com>
Fri, 6 Jul 2012 17:20:38 +0000 (18:20 +0100)
The SBC8260 support was dropped back when we moved from ppc to
powerpc.  We are now also dropping the support for the EOL SBC8560,
so we can also delete this mapping support, as they were the only
users of it.

Artem: also remove the symbol from the Makefile.

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
drivers/mtd/maps/Kconfig
drivers/mtd/maps/Makefile
drivers/mtd/maps/wr_sbc82xx_flash.c [deleted file]

index 5ba2458e799ac4e3db5d8d78b7c9b4814bec5a09..53850f19db8c01f4dd5cdac2ffc819085ffc3262 100644 (file)
@@ -447,18 +447,6 @@ config MTD_UCLINUX
        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
index 68a9a91d344fbc65974e5978fb6ee4d6a7ee113e..deb43e9a1e7f1d929f13afb2d9a90f3299c3dddb 100644 (file)
@@ -47,7 +47,6 @@ 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
diff --git a/drivers/mtd/maps/wr_sbc82xx_flash.c b/drivers/mtd/maps/wr_sbc82xx_flash.c
deleted file mode 100644 (file)
index e7534c8..0000000
+++ /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[] __initconst = {"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, NULL,
-                                         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");