[PATCH 00/10] Switch Versatile and RealView to DRM

[Daniel Vetter]

On Sun, Mar 11, 2018 at 02:52:57PM +0100, Linus Walleij wrote:
> The ARM Versatile and RealView platforms have enough support
> merged for v4.17/next that we can fully switch them all over to
> using the DRM PL111 driver instead of the old fbdev driver.
> 
> Integrator and Versatile Express will follow.
> 
> The device trees are augmented with the proper VGA bridges
> instead of "panels" that were never correct, the maximum
> memory bandwidth is augmented and these platforms can now
> in many cases support 1024x768 in 16bpp instead of only
> 640x480 with 32bpp.
> 
> If the board has the IB1 or IB2 daughterboard
> mounted, the daughterboard display will take precedence
> over the VGA connector. The IB1 daughterboard which connects
> a number of various displays does not need any separate device
> tree: it will be autodetected.
> 
> For the Versatile CP with the IB2 daughterboard we need to
> add a new device tree, as it has a system controller we need
> to access and a few other features we may want to make use of
> in the future. (It already has proper device tree bindings
> in place.)
> 
> This has been tested on:
> 
> - RealView PM11MPCore
> - RealView PB1176
> - Versatile AB with and without the IB2 daughterboard
> - All applicable QEMU models: RealView EB, RealView PBA8,
>   RealView PBX-A9 and Versatile AB.
> 
> I'm planning to send this as two pull requests: one for the
> DTS changes and one for the defconfig changes.

\o/ this sounds awesome!

But I'll immediately show myself out of this thread because DT :-)

Cheers, Daniel
> 
> Linus Walleij (10):
>   ARM: dts: Augment VGA connector bridge on PB11MPcore
>   ARM: dts: Augment VGA connector bridge on PB1176
>   ARM: dts: Augment VGA connector bridge on Realview EB
>   ARM: dts: Augment VGA connector bridge on Realview PBX
>   ARM: dts: Add Versatile IB2 device tree
>   ARM: dts: Augment panel setting for Versatile
>   ARM: defconfig: Update RealView defconfig
>   ARM: defconfig: Switch RealView boards to use P111 DRM
>   ARM: defconfig: Update Versatile defconfig
>   ARM: defconfig: Configure Versatile boards to use PL111 DRM
> 
>  arch/arm/boot/dts/Makefile                |  1 +
>  arch/arm/boot/dts/arm-realview-eb.dtsi    | 64 +++++++++++++++---------
>  arch/arm/boot/dts/arm-realview-pb1176.dts | 66 ++++++++++++++----------
>  arch/arm/boot/dts/arm-realview-pb11mp.dts | 78 +++++++++++++++++++----------
>  arch/arm/boot/dts/arm-realview-pbx.dtsi   | 82 ++++++++++++++++++++----------
>  arch/arm/boot/dts/versatile-ab-ib2.dts    | 26 ++++++++++
>  arch/arm/boot/dts/versatile-ab.dts        | 83 ++++++++++++++++++++++++++++++-
>  arch/arm/configs/realview_defconfig       | 21 ++++----
>  arch/arm/configs/versatile_defconfig      | 18 ++++---
>  9 files changed, 317 insertions(+), 122 deletions(-)
>  create mode 100644 arch/arm/boot/dts/versatile-ab-ib2.dts
> 
> -- 
> 2.14.3
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch