[linux-yocto] Backport Device Property from Linux-4.4 to linux-yocto-4.1

[Yong, Jonathan]

Hi Bruce,

This changeset from kernel 4.4 (29 commits) is a bit large but should 
not impact any existing drivers.

The commits are for linux-yocto-4.1 standard/base branch.

URL: https://github.com/jyong2/yocto-backports.git
Branch: for-linux-yocto-4.1

Stats:
> Alexander Sverdlin (1):
>   ACPI / OF: Rename of_node() and acpi_node() to to_of_node() and
>     to_acpi_node()
>
> Andrew Morton (1):
>   include/linux/property.h: fix build issues with gcc-4.4.4
>
> Andy Shevchenko (14):
>   klist: implement klist_prev()
>   device property: fallback to pset when gettng one string
>   device property: attach 'else if' to the proper 'if'
>   device property: check fwnode type in to_of_node()
>   device property: always check for fwnode type
>   device property: rename helper functions
>   device property: refactor built-in properties support
>   device property: keep single value inplace
>   device property: improve readability of macros
>   device property: Fallback to secondary fwnode if primary misses the
>     property
>   device property: avoid allocations of 0 length
>   device property: return -EINVAL when property isn't found in ACPI
>   mfd: core: propagate device properties to sub devices drivers
>   device property: add spaces to PROPERTY_ENTRY_STRING macro
>
> Guenter Roeck (1):
>   device property: Return -ENXIO if there is no suitable FW interface
>
> Heikki Krogerus (2):
>   device property: the secondary fwnode needs to depend on the primary
>   device property: helper macros for property entry creation
>
> Mika Westerberg (4):
>   device property: Add fwnode_property_match_string()
>   device property: Take a copy of the property set
>   driver core: platform: Add support for built-in device properties
>   driver core: Do not overwrite secondary fwnode with NULL if it is set
>
> Rafael J. Wysocki (5):
>   ACPI / property: Refine consistency check for PRP0001
>   ACPI / property: Extend fwnode_property_* to data-only subnodes
>   ACPI / property: Define a symbol for PRP0001
>   ACPI / property: Add routine for extraction of _DSD properties
>   ACPI / property: Add support for data-only subnodes
>
> Suthikulpanit, Suravee (1):
>   ACPI / scan: Parse _CCA and setup device coherency
>
>  drivers/acpi/Kconfig            |   3 +
>  drivers/acpi/acpi_platform.c    |   2 +-
>  drivers/acpi/glue.c             |   5 +
>  drivers/acpi/internal.h         |   2 +
>  drivers/acpi/property.c         | 369 ++++++++++++++++++++------
>  drivers/acpi/scan.c             |  63 ++++-
>  drivers/base/core.c             |   5 +-
>  drivers/base/platform.c         |  25 ++
>  drivers/base/property.c         | 569 +++++++++++++++++++++++++++++++++-------
>  drivers/gpio/gpiolib.c          |   8 +-
>  drivers/leds/leds-gpio.c        |   2 +-
>  drivers/mfd/mfd-core.c          |   7 +
>  include/acpi/acpi_bus.h         |  68 ++++-
>  include/linux/acpi.h            |  58 ++--
>  include/linux/fwnode.h          |   1 +
>  include/linux/klist.h           |   1 +
>  include/linux/mfd/core.h        |   5 +
>  include/linux/of.h              |   7 +-
>  include/linux/platform_device.h |   5 +
>  include/linux/property.h        | 111 ++++++--
>  lib/klist.c                     |  41 +++
>  21 files changed, 1133 insertions(+), 224 deletions(-)