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Author SHA1 Message Date
Sascha Hauer 66d0f93d5c of_path: Allow to specify path with phandle only
Instead of just allowing to specify an OF path with additional
partname: property allow to specify a phandle to the partition
directly.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2014-04-28 11:31:39 +02:00
Sascha Hauer 12c7f5d560 of: move of_find_device_by_node_path to drivers/of/of_path.c
As it's generic helper function which should not stay in driver
specific code.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2014-04-28 11:30:53 +02:00
Sascha Hauer 874f318037 Add configurability via devicetree
This adds the possibility to configure the place for the environment
from the devicetree and to partition devices from the devicetree.

Configuration has the general form of devices with a regular compatible
property. This allows to later add additional drivers or drivers with
different behaviour (for example to add support for redundant environment).

The configuration is all in the /chosen/barebox/ hierarchy of the
devicetree. This separates the configuration from the hardware
description. Also it makes it possible to store the configuration
in a completely separate devicetree (or devicetree overlay). For
the same reason all configuration is done using nodepathes rather
than phandles.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
2013-07-18 13:54:38 +02:00