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doc: dm: Update pci-info.txt for pci support

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Correct two typos and mention how pci bus will be probed.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Bin Meng 2015-07-27 00:33:43 -07:00 committed by Simon Glass
parent df189d9ba3
commit 947eb4396d
1 changed files with 3 additions and 3 deletions
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4
doc/driver-model/pci-info.txt
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@ -23,7 +23,7 @@ tree file will point to the correct device:
If there is no alias the devices will be numbered sequentially in the device
tree.
The call to uclass_get_device by seq() will cause the PCI bus to be probed.
The call to uclass_get_device() will cause the PCI bus to be probed.
This does a scan of the bus to locate available devices. These devices are
bound to their appropriate driver if available. If there is no driver, then
they are bound to a generic PCI driver which does nothing.
@ -32,7 +32,7 @@ After probing a bus, the available devices will appear in the device tree
under that bus.
Note that this is all done on a lazy basis, as needed, so until something is
touched on PCI it will not be probed.
touched on PCI (eg: a call to pci_find_devices()) it will not be probed.
PCI devices can appear in the device tree. If they do this serves to specify
the driver to use for the device. In this case they will be bound at