Documentation/devicetree/bindings/perf/fsl-imx-ddr.yaml

   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
   7 title: Freescale(NXP) IMX8 DDR performance monitor
   8
   9 maintainers:
  10   - Frank Li <frank.li@nxp.com>
  11
  12 properties:
  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       - items:
  23           - enum:
  24               - fsl,imx8mm-ddr-pmu
  25               - fsl,imx8mn-ddr-pmu
  26               - fsl,imx8mq-ddr-pmu
  27               - fsl,imx8mp-ddr-pmu
  28           - const: fsl,imx8m-ddr-pmu
  29
  30   reg:
  31     maxItems: 1
  32
  33   interrupts:
  34     maxItems: 1
  35
  36 required:
  37   - compatible
  38   - reg
  39   - interrupts
  40
  41 additionalProperties: false
  42
  43 examples:
  44   - |
  45     #include <dt-bindings/interrupt-controller/arm-gic.h>
  46
  47     ddr-pmu@5c020000 {
  48         compatible = "fsl,imx8-ddr-pmu";
  49         reg = <0x5c020000 0x10000>;
  50         interrupt-parent = <&gic>;
  51         interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>;
  52     };