dm: disk: add UCLASS_PARTITION
NOTE: probably we have to update config dependencies,
in particular, SPL/TPL_PRINTF?
With this new function, UCLASS_PARTITION devices will be created as
child nodes of UCLASS_BLK device.
Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
diff --git a/include/dm/uclass-id.h b/include/dm/uclass-id.h
index 0e26e1d..230b1ea 100644
--- a/include/dm/uclass-id.h
+++ b/include/dm/uclass-id.h
@@ -83,6 +83,7 @@
UCLASS_P2SB, /* (x86) Primary-to-Sideband Bus */
UCLASS_PANEL, /* Display panel, such as an LCD */
UCLASS_PANEL_BACKLIGHT, /* Backlight controller for panel */
+ UCLASS_PARTITION, /* Logical disk partition device */
UCLASS_PCH, /* x86 platform controller hub */
UCLASS_PCI, /* PCI bus */
UCLASS_PCI_EP, /* PCI endpoint device */
diff --git a/include/part.h b/include/part.h
index 625afe7..a8db398 100644
--- a/include/part.h
+++ b/include/part.h
@@ -303,6 +303,16 @@
}
#endif
+struct udevice;
+/**
+ * part_create_block_devices - Create block devices for disk partitions
+ *
+ * Create UCLASS_PARTITION udevices for each of disk partitions in @parent
+ *
+ * @blk_dev: Whole disk device
+ */
+int part_create_block_devices(struct udevice *blk_dev);
+
/*
* We don't support printing partition information in SPL and only support
* getting partition information in a few cases.