diff options
Diffstat (limited to 'drivers/mtd/maps/physmap_of.c')
| -rw-r--r-- | drivers/mtd/maps/physmap_of.c | 24 |
1 files changed, 15 insertions, 9 deletions
diff --git a/drivers/mtd/maps/physmap_of.c b/drivers/mtd/maps/physmap_of.c index 39d357b..61e4eb4 100644 --- a/drivers/mtd/maps/physmap_of.c +++ b/drivers/mtd/maps/physmap_of.c @@ -190,6 +190,7 @@ static int __devinit of_flash_probe(struct of_device *dev, const u32 *p; int reg_tuple_size; struct mtd_info **mtd_list = NULL; + resource_size_t res_size; reg_tuple_size = (of_n_addr_cells(dp) + of_n_size_cells(dp)) * sizeof(u32); @@ -204,7 +205,7 @@ static int __devinit of_flash_probe(struct of_device *dev, dev_err(&dev->dev, "Malformed reg property on %s\n", dev->node->full_name); err = -EINVAL; - goto err_out; + goto err_flash_remove; } count /= reg_tuple_size; @@ -212,14 +213,14 @@ static int __devinit of_flash_probe(struct of_device *dev, info = kzalloc(sizeof(struct of_flash) + sizeof(struct of_flash_list) * count, GFP_KERNEL); if (!info) - goto err_out; - - mtd_list = kzalloc(sizeof(struct mtd_info) * count, GFP_KERNEL); - if (!info) - goto err_out; + goto err_flash_remove; dev_set_drvdata(&dev->dev, info); + mtd_list = kzalloc(sizeof(struct mtd_info) * count, GFP_KERNEL); + if (!mtd_list) + goto err_flash_remove; + for (i = 0; i < count; i++) { err = -ENXIO; if (of_address_to_resource(dp, i, &res)) { @@ -233,8 +234,8 @@ static int __devinit of_flash_probe(struct of_device *dev, (unsigned long long)res.end); err = -EBUSY; - info->list[i].res = request_mem_region(res.start, res.end - - res.start + 1, + res_size = resource_size(&res); + info->list[i].res = request_mem_region(res.start, res_size, dev_name(&dev->dev)); if (!info->list[i].res) goto err_out; @@ -249,7 +250,7 @@ static int __devinit of_flash_probe(struct of_device *dev, info->list[i].map.name = dev_name(&dev->dev); info->list[i].map.phys = res.start; - info->list[i].map.size = res.end - res.start + 1; + info->list[i].map.size = res_size; info->list[i].map.bankwidth = *width; err = -ENOMEM; @@ -338,6 +339,7 @@ static int __devinit of_flash_probe(struct of_device *dev, err_out: kfree(mtd_list); +err_flash_remove: of_flash_remove(dev); return err; @@ -360,6 +362,10 @@ static struct of_device_id of_flash_match[] = { .data = (void *)"jedec_probe", }, { + .compatible = "mtd-ram", + .data = (void *)"map_ram", + }, + { .type = "rom", .compatible = "direct-mapped" }, |