On 8/21/22 12:30 PM, Clément Péron wrote:
> Add an Operating Performance Points table for the GPU to
> enable Dynamic Voltage & Frequency Scaling on the H6.
>
> The voltage range is set with minival voltage set to the target
> and the maximal voltage set to 1.2V. This allow DVFS framework to
> work properly on board with fixed regulator.
>
> Signed-off-by: Clément Péron <peron.clem@xxxxxxxxx>
> ---
> .../boot/dts/allwinner/sun50i-h6-gpu-opp.dtsi | 88 +++++++++++++++++++
> 1 file changed, 88 insertions(+)
> create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-h6-gpu-opp.dtsi
>
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-gpu-opp.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6-gpu-opp.dtsi
> new file mode 100644
> index 000000000000..a66204243515
> --- /dev/null
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-gpu-opp.dtsi
> @@ -0,0 +1,88 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +// Copyright (C) 2022 Clément Péron <peron.clem@xxxxxxxxx>
> +
> +/ {
> + gpu_opp_table: gpu-opp-table {
> + compatible = "operating-points-v2";
> +
> + opp@216000000 {
Please fix the `make dtbs_check` warnings:
arch/arm64/boot/dts/allwinner/sun50i-h6-beelink-gs1.dtb: gpu-opp-table:
$nodename:0: 'gpu-opp-table' does not match '^opp-table(-[a-z0-9]+)?$'
From schema: Documentation/devicetree/bindings/opp/opp-v2.yaml
arch/arm64/boot/dts/allwinner/sun50i-h6-beelink-gs1.dtb: gpu-opp-table:
Unevaluated properties are not allowed ('opp@216000000', 'opp@264000000',
'opp@312000000', 'opp@336000000', 'opp@360000000', 'opp@384000000',
'opp@408000000', 'opp@420000000', 'opp@432000000', 'opp@456000000',
'opp@504000000', 'opp@540000000', 'opp@576000000', 'opp@624000000',
'opp@756000000' were unexpected)
From schema: Documentation/devicetree/bindings/opp/opp-v2.yaml
Regards,
Samuel
