61 lines · yaml
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/timer/nxp,sysctr-timer.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: NXP System Counter Module(sys_ctr)8 9maintainers:10 - Bai Ping <ping.bai@nxp.com>11 12description: |13 The system counter(sys_ctr) is a programmable system counter14 which provides a shared time base to Cortex A15, A7, A53, A73,15 etc. it is intended for use in applications where the counter16 is always powered and support multiple, unrelated clocks. The17 compare frame inside can be used for timer purpose.18 19properties:20 compatible:21 enum:22 - nxp,imx95-sysctr-timer23 - nxp,sysctr-timer24 25 reg:26 maxItems: 127 28 interrupts:29 maxItems: 130 31 clocks:32 maxItems: 133 34 clock-names:35 const: per36 37 nxp,no-divider:38 description: if present, means there is no internal base clk divider.39 type: boolean40 41required:42 - compatible43 - reg44 - interrupts45 - clocks46 - clock-names47 48additionalProperties: false49 50examples:51 - |52 #include <dt-bindings/interrupt-controller/arm-gic.h>53 54 timer@306a0000 {55 compatible = "nxp,sysctr-timer";56 reg = <0x306a0000 0x20000>;57 clocks = <&clk_8m>;58 clock-names = "per";59 interrupts = <GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>;60 };61