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Wysocki" , Daniel Lezcano , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Anup Patel , Samuel Holland , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Cyan Yang , Nick Hu Cc: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-riscv@lists.infradead.org, devicetree@vger.kernel.org X-Mailer: b4 0.14.3 SiFive Domain Management controller includes the following components - SiFive Tile Management Controller - SiFive Cluster Management Controller - SiFive Core Complex Management Controller These controllers control the clock and power domain of the corresponding domain. Add `- {}` for the first entry [1][2]. Once the SoCs are ready, we will add the SoC compatible string at that time. Links: - [1] https://lore.kernel.org/lkml/20250311195953.GA14239-robh@kernel.org/ - [2] https://lore.kernel.org/lkml/CAKddAkAzDGL-7MbroRqQnZzPXOquUMKNuGGppqB= -d_XZXbcvBA@mail.gmail.com/T/#t Reviewed-by: Samuel Holland Reviewed-by: Rob Herring (Arm) Signed-off-by: Nick Hu --- .../devicetree/bindings/power/sifive,tmc.yaml | 58 ++++++++++++++++++= ++++ 1 file changed, 58 insertions(+) diff --git a/Documentation/devicetree/bindings/power/sifive,tmc.yaml b/Docu= mentation/devicetree/bindings/power/sifive,tmc.yaml new file mode 100644 index 000000000000..4ab2b94785f4 --- /dev/null +++ b/Documentation/devicetree/bindings/power/sifive,tmc.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/power/sifive,tmc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: SiFive Domain Management Controller + +maintainers: + - Cyan Yang + - Nick Hu + - Samuel Holland + +description: | + SiFive Domain Management Controllers includes the following components + - Tile Management Controller (TMC) + - Cluster Management Controller (CMC) + - Subsystem Management Controller (SMC) + These controllers manage both the clock and power domains of the + associated components. They support the SiFive Quiet Interface Protocol + (SQIP) starting from Version 1. The control method differs from Version + 0, making them incompatible. + +allOf: + - $ref: power-domain.yaml# + +properties: + compatible: + oneOf: + - items: + - {} # Leave a empty for future SoC specific compatible string + - const: sifive,cmc2 + - items: + - {} # Leave a empty for future SoC specific compatible string + - const: sifive,smc0 + - items: + - {} # Leave a empty for future SoC specific compatible string + - const: sifive,smc1 + - items: + - {} # Leave a empty for future SoC specific compatible string + - const: sifive,tmc0 + - items: + - {} # Leave a empty for future SoC specific compatible string + - const: sifive,tmc1 + + reg: + maxItems: 1 + + "#power-domain-cells": + const: 0 + +required: + - compatible + - reg + +additionalProperties: false + +# The example will be added once the SoCs are ready --=20 2.43.7