diff options
| -rw-r--r-- | drivers/core/root.c | 24 | ||||
| -rw-r--r-- | include/dm/device.h | 3 |
2 files changed, 26 insertions, 1 deletions
diff --git a/drivers/core/root.c b/drivers/core/root.c index e09c12f4d6e..17dd1205a32 100644 --- a/drivers/core/root.c +++ b/drivers/core/root.c @@ -361,6 +361,28 @@ void *dm_priv_to_rw(void *priv) } #endif +static int dm_probe_devices(struct udevice *dev, bool pre_reloc_only) +{ + u32 mask = DM_FLAG_PROBE_AFTER_BIND; + u32 flags = dev_get_flags(dev); + struct udevice *child; + int ret; + + if (pre_reloc_only) + mask |= DM_FLAG_PRE_RELOC; + + if ((flags & mask) == mask) { + ret = device_probe(dev); + if (ret) + return ret; + } + + list_for_each_entry(child, &dev->child_head, sibling_node) + dm_probe_devices(child, pre_reloc_only); + + return 0; +} + /** * dm_scan() - Scan tables to bind devices * @@ -393,7 +415,7 @@ static int dm_scan(bool pre_reloc_only) if (ret) return ret; - return 0; + return dm_probe_devices(gd->dm_root, pre_reloc_only); } int dm_init_and_scan(bool pre_reloc_only) diff --git a/include/dm/device.h b/include/dm/device.h index b474888d025..5bdb10653f8 100644 --- a/include/dm/device.h +++ b/include/dm/device.h @@ -80,6 +80,9 @@ struct driver_info; */ #define DM_FLAG_VITAL (1 << 14) +/* Device must be probed after it was bound */ +#define DM_FLAG_PROBE_AFTER_BIND (1 << 15) + /* * One or multiple of these flags are passed to device_remove() so that * a selective device removal as specified by the remove-stage and the |