xref: /linux/Documentation/devicetree/bindings/perf/fsl-imx-ddr.yaml (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/perf/fsl-imx-ddr.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Freescale(NXP) IMX8/9 DDR performance monitor
8
9maintainers:
10  - Frank Li <frank.li@nxp.com>
11
12properties:
13  compatible:
14    oneOf:
15      - enum:
16          - fsl,imx8-ddr-pmu
17          - fsl,imx8m-ddr-pmu
18          - fsl,imx8mq-ddr-pmu
19          - fsl,imx8mm-ddr-pmu
20          - fsl,imx8mn-ddr-pmu
21          - fsl,imx8mp-ddr-pmu
22          - fsl,imx93-ddr-pmu
23      - items:
24          - enum:
25              - fsl,imx8mm-ddr-pmu
26              - fsl,imx8mn-ddr-pmu
27              - fsl,imx8mq-ddr-pmu
28              - fsl,imx8mp-ddr-pmu
29          - const: fsl,imx8m-ddr-pmu
30      - items:
31          - const: fsl,imx8dxl-ddr-pmu
32          - const: fsl,imx8-ddr-pmu
33      - items:
34          - const: fsl,imx95-ddr-pmu
35          - const: fsl,imx93-ddr-pmu
36
37  reg:
38    maxItems: 1
39
40  interrupts:
41    maxItems: 1
42
43required:
44  - compatible
45  - reg
46  - interrupts
47
48additionalProperties: false
49
50examples:
51  - |
52    #include <dt-bindings/interrupt-controller/arm-gic.h>
53
54    ddr-pmu@5c020000 {
55        compatible = "fsl,imx8-ddr-pmu";
56        reg = <0x5c020000 0x10000>;
57        interrupt-parent = <&gic>;
58        interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>;
59    };
60