From 0118ce79577f9b0881f99a6e4f8a79cd5014cb87 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Sun, 25 Jan 2015 08:27:03 -0700 Subject: 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 Reviewed-by: Masahiro Yamada --- drivers/core/device.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'drivers/core/device.c') 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", -- cgit v1.1