soc/fsl/fsl%2Clayerscape-scfg.yaml

0001 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
0002 %YAML 1.2
0003 ---
0004 $id: http://devicetree.org/schemas/soc/fsl/fsl,layerscape-scfg.yaml#
0005 $schema: http://devicetree.org/meta-schemas/core.yaml#
0006
0007 title: Freescale Layerscape Supplemental Configuration Unit
0008
0009 maintainers:
0010   - Shawn Guo <shawnguo@kernel.org>
0011   - Li Yang <leoyang.li@nxp.com>
0012
0013 description: |
0014   SCFG is the supplemental configuration unit, that provides SoC specific
0015   configuration and status registers for the chip. Such as getting PEX port
0016   status.
0017
0018 properties:
0019   compatible:
0020     items:
0021       - enum:
0022           - fsl,ls1012a-scfg
0023           - fsl,ls1021a-scfg
0024           - fsl,ls1028a-scfg
0025           - fsl,ls1043a-scfg
0026           - fsl,ls1046a-scfg
0027       - const: syscon
0028
0029   reg:
0030     maxItems: 1
0031
0032   little-endian: true
0033   big-endian: true
0034
0035   '#address-cells':
0036     const: 1
0037
0038   '#size-cells':
0039     const: 1
0040
0041   ranges: true
0042
0043 patternProperties:
0044   "^interrupt-controller@[a-z0-9]+$":
0045     $ref: /schemas/interrupt-controller/fsl,ls-extirq.yaml#
0046
0047 required:
0048   - compatible
0049   - reg
0050
0051 additionalProperties: false
0052
0053 examples:
0054   - |
0055     syscon@1570000 {
0056         compatible = "fsl,ls1021a-scfg", "syscon";
0057         reg = <0x1570000 0x10000>;
0058     };