diff options
Diffstat (limited to 'Documentation/devicetree/bindings/gpu/arm,mali-midgard.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/gpu/arm,mali-midgard.yaml | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-midgard.yaml b/Documentation/devicetree/bindings/gpu/arm,mali-midgard.yaml index e9c42b59f30f..0801da33a385 100644 --- a/Documentation/devicetree/bindings/gpu/arm,mali-midgard.yaml +++ b/Documentation/devicetree/bindings/gpu/arm,mali-midgard.yaml @@ -42,6 +42,11 @@ properties: - const: arm,mali-t760 - items: - enum: + - samsung,exynos7-mali + - const: samsung,exynos5433-mali + - const: arm,mali-t760 + - items: + - enum: - rockchip,rk3399-mali - const: arm,mali-t860 @@ -74,7 +79,8 @@ properties: - const: bus mali-supply: true - opp-table: true + opp-table: + type: object power-domains: maxItems: 1 @@ -90,6 +96,23 @@ properties: dma-coherent: true + dynamic-power-coefficient: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + A u32 value that represents the running time dynamic + power coefficient in units of uW/MHz/V^2. The + coefficient can either be calculated from power + measurements or derived by analysis. + + The dynamic power consumption of the GPU is + proportional to the square of the Voltage (V) and + the clock frequency (f). The coefficient is used to + calculate the dynamic power as below - + + Pdyn = dynamic-power-coefficient * V^2 * f + + where voltage is in V, frequency is in MHz. + required: - compatible - reg @@ -143,7 +166,7 @@ examples: #cooling-cells = <2>; }; - gpu_opp_table: opp_table0 { + gpu_opp_table: opp-table { compatible = "operating-points-v2"; opp-533000000 { |