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linux-next/Documentation/devicetree
Hans de Goede d305910bbf dt: bindings: Add binding for ESP8089 wifi chips
The ESP8089 chips can mostly be enumerated via their sdio interface,
but they are clocked by an external crystal which may differ from one
board to the other.

This commit adds a binding for the sdio child node for these chips,
allowing to specify the external crystal type (for now, this binding
could be be extended with e.g. OOB irq support later).

The Android driver for this chip uses a text file with key,value pairs
which gets loaded as firmware to pass this info to the firmware.
The "esp,crystal_26M_en" name is chosen to match the crystal_26M_en
key-name in that text file.

Note that at this point there only is an out of tree driver for this
hardware, there is no clear timeline / path for merging this. Still
I believe it would be good to specify the binding for this in tree
now, so that any future migration to an in tree driver will not cause
compatiblity issues.

Cc: Icenowy Zheng <icenowy@aosc.xyz>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Rob Herring <robh@kernel.org>
2016-08-30 17:07:47 -05:00
..
bindings dt: bindings: Add binding for ESP8089 wifi chips 2016-08-30 17:07:47 -05:00
00-INDEX
booting-without-of.txt sh: add device tree support and generic board using device tree 2016-03-17 19:46:11 +00:00
changesets.txt Documentation: devicetree: changesets do locking on their own meanwhile 2016-08-30 17:07:44 -05:00
dynamic-resolution-notes.txt
of_unittest.txt
overlay-notes.txt
todo.txt
usage-model.txt