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cfi-flash: Add devicetree probe support 

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2012-09-09 16:52:13 +02:00
parent 6158ddb716
commit 2790d29b58
1 changed files with 23 additions and 6 deletions
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29
drivers/nor/cfi_flash.c
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@ -982,6 +982,7 @@ static void cfi_init_mtd(struct flash_info *info)
static int cfi_probe (struct device_d *dev)
{
struct flash_info *info = xzalloc(sizeof(*info));
int cfinum;
dev->priv = (void *)info;
@ -1000,7 +1001,12 @@ static int cfi_probe (struct device_d *dev)
dev_info(dev, "found cfi flash at %p, size %ld\n",
info->base, info->size);
info->cdev.name = asprintf("nor%d", dev->id);
if (dev->id < 0)
cfinum = cdev_find_free_index("nor");
else
cfinum = dev->id;
info->cdev.name = asprintf("nor%d", cfinum);
info->cdev.size = info->size;
info->cdev.dev = dev;
info->cdev.ops = &cfi_ops;
@ -1011,19 +1017,30 @@ static int cfi_probe (struct device_d *dev)
#endif
devfs_create(&info->cdev);
if (dev->device_node)
of_parse_partitions(info->cdev.name, dev->device_node);
return 0;
}
static __maybe_unused struct of_device_id cfi_dt_ids[] = {
{
.compatible = "cfi-flash",
}, {
/* sentinel */
}
};
static struct driver_d cfi_driver = {
.name = "cfi_flash",
.probe = cfi_probe,
.info = cfi_info,
.name = "cfi_flash",
.probe = cfi_probe,
.info = cfi_info,
.of_compatible = DRV_OF_COMPAT(cfi_dt_ids),
};
static int cfi_init(void)
{
return register_driver(&cfi_driver);
return register_driver(&cfi_driver);
}
device_initcall(cfi_init);