[GIT PULL] Armada DRM devel updates

[Russell King]

On Fri, Jul 11, 2014 at 09:03:44PM +0100, Russell King wrote:
> David,
> 
> Please incorporate the latest Armada DRM updates, which can be found at:
> 
>   git://ftp.arm.linux.org.uk/~rmk/linux-arm.git drm-armada-devel

Ping?

> 
> with SHA1 9611cb93fa65dde199f4f888bd034ffc80c7adf0, based on v3.16-rc3.
> 
> This pull includes the component helpers which have been merged into
> Greg's driver-devel tree, and the new DRM OF helper file, which
> Rob has reviewed, along with the Armada DRM updates.
> 
> The Armada DRM changes:
> - move the interrupt handling solely into the CRTC layer, otherwise
>   we have problems as each CRTC has its own interrupt signal.
> - change the way CRTCs are numbered, to use the number of CRTCs which
>   have already been registered.  This ultimately equates to the same
>   number, so we achieve the same thing but in a simpler way.
> - move the variant initialisation from the DRM driver layer to the CRTC
>   layer, which is really where it's needed, and make the variant
>   handling purely a CRTC thing.
> - augment Armada DRM with the component helper to allow multiple
>   struct device's to describe the DRM subsystem.  This will be necessary
>   for DT support, as each LCD controller is described as a separate node
>   in DT, thus creating separate device structures for each LCD controller.
> - tweak the external reference clock name to match the documentation
>   more exactly - there is no underscore before the '1'.
> - allow CRTCs to be registered as separate devices, thereby allowing
>   DT to describe the LCD controllers, while preserving the remainder of
>   the original behaviour.  (The original driver behaviour is still
>   available at this time.)
> - register the CRTCs with the DT node so that the recently introduced
>   DRM OF helper can be used by encoders to locate their associated
>   CRTCs.
> 
> This will update the following files:
> 
>  .../bindings/drm/armada/marvell,dove-lcd.txt       |  30 +++
>  drivers/base/component.c                           | 192 +++++++++++++---
>  drivers/gpu/drm/Makefile                           |   1 +
>  drivers/gpu/drm/armada/armada_510.c                |  23 +-
>  drivers/gpu/drm/armada/armada_crtc.c               | 187 ++++++++++++++--
>  drivers/gpu/drm/armada/armada_crtc.h               |  11 +-
>  drivers/gpu/drm/armada/armada_drm.h                |  13 +-
>  drivers/gpu/drm/armada/armada_drv.c                | 245 +++++++++++++++------
>  drivers/gpu/drm/drm_of.c                           |  67 ++++++
>  include/drm/drm_crtc.h                             |   2 +
>  include/drm/drm_of.h                               |  18 ++
>  include/linux/component.h                          |   7 +
>  12 files changed, 642 insertions(+), 154 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/drm/armada/marvell,dove-lcd.txt
>  create mode 100644 drivers/gpu/drm/drm_of.c
>  create mode 100644 include/drm/drm_of.h
> 
> through these changes:
> 
> Russell King (15):
>       component: fix missed cleanup in case of devres failure
>       component: ignore multiple additions of the same component
>       component: add support for component match array
>       drm/armada: move IRQ handling into CRTC
>       drm/armada: use number of CRTCs registered
>       drm/armada: move variant initialisation to CRTC init
>       drm/armada: make variant a CRTC thing
>       component: fix bug with legacy API
>       drm: add of_graph endpoint helper to find possible CRTCs
>       Merge branches 'drm-devel' and 'component-for-driver' into armada-drm
>       drm/armada: convert to componentized support
>       drm/armada: update Armada 510 (Dove) to use "ext_ref_clk1" as the clock
>       dt-bindings: add Marvell Dove LCD controller documentation
>       drm/armada: permit CRTCs to be registered as separate devices
>       drm/armada: register crtc with port
> 
> Many thanks.