xref: /linux/Documentation/devicetree/bindings/perf/fsl-imx-ddr.yaml (revision 7f71507851fc7764b36a3221839607d3a45c2025) 
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          - enum:
35              - fsl,imx91-ddr-pmu
36              - fsl,imx95-ddr-pmu
37          - const: fsl,imx93-ddr-pmu
38
39  reg:
40    maxItems: 1
41
42  interrupts:
43    maxItems: 1
44
45required:
46  - compatible
47  - reg
48  - interrupts
49
50additionalProperties: false
51
52examples:
53  - |
54    #include <dt-bindings/interrupt-controller/arm-gic.h>
55
56    ddr-pmu@5c020000 {
57        compatible = "fsl,imx8-ddr-pmu";
58        reg = <0x5c020000 0x10000>;
59        interrupt-parent = <&gic>;
60        interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>;
61    };
62