Re: [PATCH v5 1/5] dt-bindings: gpu: add bindings for the ARM Mali Midgard GPU
From: Rob Herring
Date: Mon May 08 2017 - 12:18:42 EST
On Wed, May 03, 2017 at 10:56:25AM +0100, Guillaume Tucker wrote:
> The ARM Mali Midgard GPU family is present in a number of SoCs
> from many different vendors such as Samsung Exynos and Rockchip.
>
> Import the device tree bindings documentation from the r16p0
> release of the Mali Midgard GPU kernel driver:
>
> https://developer.arm.com/-/media/Files/downloads/mali-drivers/kernel/mali-midgard-gpu/TX011-SW-99002-r16p0-00rel0.tgz
>
> Remove the copyright and GPL licence header as deemed not necessary.
>
> Redesign the "compatible" property strings to list all the Mali
> Midgard GPU types and add vendor specific ones.
>
> Drop the "clock-names" property as the Mali Midgard GPU uses only one
> clock (the driver now needs to call clk_get with NULL).
>
> Convert the "interrupt-names" property values to lower-case: "job",
> "mmu" and "gpu".
>
> Replace the deprecated "operating-points" optional property with
> "operating-points-v2".
>
> Omit the following optional properties in this initial version as they
> are only used in very specific cases:
>
> * snoop_enable_smc
> * snoop_disable_smc
> * jm_config
> * power_model
> * system-coherency
> * ipa-model
>
> Update the example accordingly to reflect all these changes, based on
> rk3288 mali-t760.
>
> CC: John Reitan <john.reitan@xxxxxxx>
> Tested-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx>
> Signed-off-by: Guillaume Tucker <guillaume.tucker@xxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/gpu/arm,mali-midgard.txt | 86 ++++++++++++++++++++++
> 1 file changed, 86 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/gpu/arm,mali-midgard.txt
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>