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| author | Simon Glass <sjg@chromium.org> | 2015-01-25 08:27:03 -0700 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2015-01-29 17:09:55 -0700 |
| commit | 0118ce79577f9b0881f99a6e4f8a79cd5014cb87 (patch) | |
| tree | 4261f26aa29d28709ab619036589c68ecc2f7d03 /drivers | |
| parent | ba8da9dc43ac8ae3351345df12dc7f9d1cd07ae0 (diff) | |
| download | u-boot-imx-0118ce79577f9b0881f99a6e4f8a79cd5014cb87.zip u-boot-imx-0118ce79577f9b0881f99a6e4f8a79cd5014cb87.tar.gz u-boot-imx-0118ce79577f9b0881f99a6e4f8a79cd5014cb87.tar.bz2 | |
dm: core: Add a post_bind method for parents
Allow parent drivers to be called when a new child is bound to them. This
allows a bus to set up information it needs for that child.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/core/device.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/core/device.c b/drivers/core/device.c index 2f33b0e..365676b 100644 --- a/drivers/core/device.c +++ b/drivers/core/device.c @@ -111,12 +111,24 @@ int device_bind(struct udevice *parent, struct driver *drv, const char *name, if (ret) goto fail_bind; } + if (parent && parent->driver->child_post_bind) { + ret = parent->driver->child_post_bind(dev); + if (ret) + goto fail_child_post_bind; + } + if (parent) dm_dbg("Bound device %s to %s\n", dev->name, parent->name); *devp = dev; return 0; +fail_child_post_bind: + if (drv->unbind && drv->unbind(dev)) { + dm_warn("unbind() method failed on dev '%s' on error path\n", + dev->name); + } + fail_bind: if (uclass_unbind_device(dev)) { dm_warn("Failed to unbind dev '%s' on error path\n", |