[v3,2/8] dt-bindings: gpu: mali-midgard: Add bus clock bindings
diff mbox series

Message ID 20190417173031.9920-3-peron.clem@gmail.com
State Not Applicable
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Series
  • Allwinner H6 Mali GPU support
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Commit Message

Clément Péron April 17, 2019, 5:30 p.m. UTC
From: Icenowy Zheng <icenowy@aosc.io>

Some SoCs adds a bus clock gate to the Mali Midgard GPU.

Add the binding for the bus clock.

Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Signed-off-by: Clément Péron <peron.clem@gmail.com>
---
 Documentation/devicetree/bindings/gpu/arm,mali-midgard.txt | 6 ++++++
 1 file changed, 6 insertions(+)

Comments

Rob Herring April 26, 2019, 10:52 p.m. UTC | #1
On Wed, Apr 17, 2019 at 07:30:25PM +0200, Clément Péron wrote:
> From: Icenowy Zheng <icenowy@aosc.io>
> 
> Some SoCs adds a bus clock gate to the Mali Midgard GPU.
> 
> Add the binding for the bus clock.
> 
> Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
> Signed-off-by: Clément Péron <peron.clem@gmail.com>
> ---
>  Documentation/devicetree/bindings/gpu/arm,mali-midgard.txt | 6 ++++++
>  1 file changed, 6 insertions(+)

The panfrost driver is merged now (to drm-misc) if you want to add 
support for the 2nd clock.

Reviewed-by: Rob Herring <robh@kernel.org>

Patch
diff mbox series

diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-midgard.txt b/Documentation/devicetree/bindings/gpu/arm,mali-midgard.txt
index 1b1a74129141..2e8bbce35695 100644
--- a/Documentation/devicetree/bindings/gpu/arm,mali-midgard.txt
+++ b/Documentation/devicetree/bindings/gpu/arm,mali-midgard.txt
@@ -31,6 +31,12 @@  Optional properties:
 
 - clocks : Phandle to clock for the Mali Midgard device.
 
+- clock-names : Specify the names of the clocks specified in clocks
+  when multiple clocks are present.
+    * core: clock driving the GPU itself (When only one clock is present,
+      assume it's this clock.)
+    * bus: bus clock for the GPU
+
 - mali-supply : Phandle to regulator for the Mali device. Refer to
   Documentation/devicetree/bindings/regulator/regulator.txt for details.