diff options
Diffstat (limited to 'drivers/mmc/mmc-uclass.c')
| -rw-r--r-- | drivers/mmc/mmc-uclass.c | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/drivers/mmc/mmc-uclass.c b/drivers/mmc/mmc-uclass.c index 9c07871d3a2..4dc3925fe6c 100644 --- a/drivers/mmc/mmc-uclass.c +++ b/drivers/mmc/mmc-uclass.c @@ -196,9 +196,14 @@ int mmc_bind(struct udevice *dev, struct mmc *mmc, const struct mmc_config *cfg) struct udevice *bdev; int ret, devnum = -1; +#ifdef CONFIG_DM_MMC_OPS + if (!mmc_get_ops(dev)) + return -ENOSYS; +#endif #ifndef CONFIG_SPL_BUILD /* Use the fixed index with aliase node's index */ - fdtdec_get_alias_seq(gd->fdt_blob, "mmc", dev->of_offset, &devnum); + ret = dev_read_alias_seq(dev, &devnum); + debug("%s: alias ret=%d, devnum=%d\n", __func__, ret, devnum); #endif ret = blk_create_devicef(dev, "mmc_blk", "blk", IF_TYPE_MMC, @@ -256,13 +261,18 @@ static int mmc_select_hwpart(struct udevice *bdev, int hwpart) static int mmc_blk_probe(struct udevice *dev) { - struct blk_desc *block_dev = dev_get_uclass_platdata(dev); - int dev_num = block_dev->devnum; - struct mmc *mmc = find_mmc_device(dev_num); + struct udevice *mmc_dev = dev_get_parent(dev); + struct mmc_uclass_priv *upriv = dev_get_uclass_priv(mmc_dev); + struct mmc *mmc = upriv->mmc; + int ret; - if (!mmc) - return -ENODEV; - return mmc_init(mmc); + ret = mmc_init(mmc); + if (ret) { + debug("%s: mmc_init() failed (err=%d)\n", __func__, ret); + return ret; + } + + return 0; } static const struct blk_ops mmc_blk_ops = { |