[PATCH v2 2/6] dt-bindings: display: msm: gmu: add optional ocmem property

Brian Masney
2019-06-19T02:32:16Z

Some A3xx and A4xx Adreno GPUs do not have GMEM inside the GPU core and
must use the On Chip MEMory (OCMEM) in order to be functional. Add the
optional ocmem property to the Adreno Graphics Management Unit bindings.

Signed-off-by: Brian Masney <masneyb@onstation.org>
---
Changes since v1:
- None

Documentation/devicetree/bindings/display/msm/gmu.txt | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/msm/gmu.txt b/Documentation/devicetree/bindings/display/msm/gmu.txt
index 90af5b0a56a9..c746b95e95d4 100644
--- a/Documentation/devicetree/bindings/display/msm/gmu.txt
+++ b/Documentation/devicetree/bindings/display/msm/gmu.txt
@@ -31,6 +31,10 @@ Required properties:
- iommus: phandle to the adreno iommu
- operating-points-v2: phandle to the OPP operating points

+Optional properties:
+- ocmem: phandle to the On Chip Memory (OCMEM) that's present on some Snapdragon
+ SoCs. See Documentation/devicetree/bindings/soc/qcom/qcom,ocmem.yaml.
+
Example:

/ {
--
2.20.1