1 # SPDX-License-Identifier: GPL-2.0
4 $id: http://devicetree.org/schemas/mfd/aspeed,ast2x00-scu.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Aspeed System Control Unit
10 The Aspeed System Control Unit manages the global behaviour of the SoC,
11 configuring elements such as clocks, pinmux, and reset.
14 - Joel Stanley <joel@jms.id.au>
15 - Andrew Jeffery <andrew@aj.id.au>
45 '^p2a-control@[0-9a-f]+$':
46 description: See Documentation/devicetree/bindings/misc/aspeed-p2a-ctrl.txt
49 '^pinctrl(@[0-9a-f]+)?$':
51 - $ref: /schemas/pinctrl/aspeed,ast2400-pinctrl.yaml
52 - $ref: /schemas/pinctrl/aspeed,ast2500-pinctrl.yaml
53 - $ref: /schemas/pinctrl/aspeed,ast2600-pinctrl.yaml
55 '^interrupt-controller@[0-9a-f]+$':
56 description: See Documentation/devicetree/bindings/interrupt-controller/aspeed,ast2xxx-scu-ic.txt
59 '^silicon-id@[0-9a-f]+$':
60 description: Unique hardware silicon identifiers within the SoC
62 additionalProperties: false
68 - aspeed,ast2400-silicon-id
69 - aspeed,ast2500-silicon-id
70 - aspeed,ast2600-silicon-id
71 - const: aspeed,silicon-id
75 The reg should be the unique silicon id register, and not backwards
76 compatible one in eg. the 2600.
79 - description: silicon id information registers
80 - description: unique chip id registers
91 additionalProperties: false
96 compatible = "aspeed,ast2400-scu", "syscon", "simple-mfd";
97 reg = <0x1e6e2000 0x1a8>;
101 #address-cells = <1>;
103 ranges = <0x0 0x1e6e2000 0x1000>;
106 compatible = "aspeed,ast2500-silicon-id", "aspeed,silicon-id";
107 reg = <0x7c 0x4>, <0x150 0x8>;