When binding a new MMC device, make sure that it has the required operations. Since for now we still support *not* having the operations (with CONFIG_DM_MMC_OPS not enabled) it makes sense to add this check.
Signed-off-by: Simon Glass sjg@chromium.org ---
drivers/mmc/mmc-uclass.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/mmc/mmc-uclass.c b/drivers/mmc/mmc-uclass.c index 1a84a033ae..ae0e22dfeb 100644 --- a/drivers/mmc/mmc-uclass.c +++ b/drivers/mmc/mmc-uclass.c @@ -198,6 +198,10 @@ 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);