Add binding documentation for the Amlogic G12 series DDR performance monitor unit. Signed-off-by: Jiucheng Xu <jiucheng.xu@xxxxxxxxxxx> --- .../devicetree/bindings/perf/aml-ddr-pmu.yaml | 51 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 52 insertions(+) create mode 100644 Documentation/devicetree/bindings/perf/aml-ddr-pmu.yaml diff --git a/Documentation/devicetree/bindings/perf/aml-ddr-pmu.yaml b/Documentation/devicetree/bindings/perf/aml-ddr-pmu.yaml new file mode 100644 index 000000000000..c586b4ab4009 --- /dev/null +++ b/Documentation/devicetree/bindings/perf/aml-ddr-pmu.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/perf/aml-ddr-pmu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Amlogic G12 DDR performance monitor + +maintainers: + - Jiucheng Xu <jiucheng.xu@xxxxxxxxxxx> + +properties: + compatible: + oneOf: + - enum: + - aml,g12-ddr-pmu + - items: + - enum: + - aml,g12-ddr-pmu + - const: aml,g12-ddr-pmu + + reg: + maxItems: 2 + + interrupts: + maxItems: 1 + +required: + - compatible + - model + - dmc_nr + - chann_nr + - reg + - interrupts + - interrupt-names + +additionalProperties: false + +examples: + - | + ddr_pmu: ddr_pmu { + compatible = "amlogic,g12-ddr-pmu"; + model = "g12a"; + dmc_nr = <1>; + chann_nr = <4>; + reg = <0x0 0xff638000 0x0 0x100 + 0x0 0xff638c00 0x0 0x100>; + interrupts = <GIC_SPI 52 IRQ_TYPE_EDGE_RISING>; + interrupt-names = "ddr_pmu"; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index fd2a56a339b4..ac0a1df4622d 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1055,6 +1055,7 @@ M: Jiucheng Xu <jiucheng.xu@xxxxxxxxxxx> S: Supported W: http://www.amlogic.com F: Documentation/admin-guide/perf/aml-ddr-pmu.rst +F: Documentation/devicetree/bindings/perf/aml-ddr-pmu.yaml F: drivers/perf/amlogic/ F: include/soc/amlogic/ -- 2.25.1
