[PATCH v6 1/3] dt-bindings: reset: microchip sparx5 reset driver bindings
From: Steen Hegelund <steen.hegelund@microchip.com>
Date: 2021-02-25 09:52:19
Also in:
linux-devicetree, lkml
Subsystem:
open firmware and flattened device tree bindings, reset controller framework, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Philipp Zabel, Linus Torvalds
Document the Sparx5 reset device driver bindings The driver uses a syscon and an IO range on sparx5 for access to the reset control and the reset status. Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com> --- .../bindings/reset/microchip,rst.yaml | 58 +++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 Documentation/devicetree/bindings/reset/microchip,rst.yaml
diff --git a/Documentation/devicetree/bindings/reset/microchip,rst.yaml b/Documentation/devicetree/bindings/reset/microchip,rst.yaml
new file mode 100644
index 000000000000..370579aeeca1
--- /dev/null
+++ b/Documentation/devicetree/bindings/reset/microchip,rst.yaml@@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/reset/microchip,rst.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Microchip Sparx5 Switch Reset Controller + +maintainers: + - Steen Hegelund <steen.hegelund@microchip.com> + - Lars Povlsen <lars.povlsen@microchip.com> + +description: | + The Microchip Sparx5 Switch provides reset control and implements the following + functions + - One Time Switch Core Reset (Soft Reset) + +properties: + $nodename: + pattern: "^reset-controller@[0-9a-f]+$" + + compatible: + const: microchip,sparx5-switch-reset + + reg: + items: + - description: global control block registers + + reg-names: + items: + - const: gcb + + "#reset-cells": + const: 1 + + cpu-syscon: + $ref: "/schemas/types.yaml#/definitions/phandle" + description: syscon used to access CPU reset + +required: + - compatible + - reg + - reg-names + - "#reset-cells" + - cpu-syscon + +additionalProperties: false + +examples: + - | + reset: reset-controller@11010008 { + compatible = "microchip,sparx5-switch-reset"; + reg = <0x11010008 0x4>; + reg-names = "gcb"; + #reset-cells = <1>; + cpu-syscon = <&cpu_ctrl>; + }; +
--
2.30.0
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