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) IMX8/9 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           - 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
  34   reg:
  35     maxItems: 1
  36
  37   interrupts:
  38     maxItems: 1
  39
  40 required:
  41   - compatible
  42   - reg
  43   - interrupts
  44
  45 additionalProperties: false
  46
  47 examples:
  48   - |
  49     #include <dt-bindings/interrupt-controller/arm-gic.h>
  50
  51     ddr-pmu@5c020000 {
  52         compatible = "fsl,imx8-ddr-pmu";
  53         reg = <0x5c020000 0x10000>;
  54         interrupt-parent = <&gic>;
  55         interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>;
  56     };