dm: mmc: Add a way to bind MMC devices with driver model
Binding an MMC device when CONFIG_BLK is enabled requires that a block
device be bound as a child of the MMC device. Add a function to do this.
The mmc_create() method will be used only when DM_BLK is disabled.
Add an unbind method also.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/include/mmc.h b/include/mmc.h
index 6d1f05c..fb8d9b2 100644
--- a/include/mmc.h
+++ b/include/mmc.h
@@ -409,7 +409,29 @@
int mmc_register(struct mmc *mmc);
struct mmc *mmc_create(const struct mmc_config *cfg, void *priv);
+
+/**
+ * mmc_bind() - Set up a new MMC device ready for probing
+ *
+ * A child block device is bound with the IF_TYPE_MMC interface type. This
+ * allows the device to be used with CONFIG_BLK
+ *
+ * @dev: MMC device to set up
+ * @mmc: MMC struct
+ * @cfg: MMC configuration
+ * @return 0 if OK, -ve on error
+ */
+int mmc_bind(struct udevice *dev, struct mmc *mmc,
+ const struct mmc_config *cfg);
void mmc_destroy(struct mmc *mmc);
+
+/**
+ * mmc_unbind() - Unbind a MMC device's child block device
+ *
+ * @dev: MMC device
+ * @return 0 if OK, -ve on error
+ */
+int mmc_unbind(struct udevice *dev);
int mmc_initialize(bd_t *bis);
int mmc_init(struct mmc *mmc);
int mmc_read(struct mmc *mmc, u64 src, uchar *dst, int size);