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,imx8mp-ddr-pmu
  19       - items:
  20           - enum:
  21               - fsl,imx8mm-ddr-pmu
  22               - fsl,imx8mn-ddr-pmu
  23               - fsl,imx8mq-ddr-pmu
  24               - fsl,imx8mp-ddr-pmu
  25           - const: fsl,imx8m-ddr-pmu
  26
  27   reg:
  28     maxItems: 1
  29
  30   interrupts:
  31     maxItems: 1
  32
  33 required:
  34   - compatible
  35   - reg
  36   - interrupts
  37
  38 additionalProperties: false
  39
  40 examples:
  41   - |
  42     #include <dt-bindings/interrupt-controller/arm-gic.h>
  43
  44     ddr-pmu@5c020000 {
  45         compatible = "fsl,imx8-ddr-pmu";
  46         reg = <0x5c020000 0x10000>;
  47         interrupt-parent = <&gic>;
  48         interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>;
  49     };