48 lines · yaml
1# SPDX-License-Identifier: GPL-2.02%YAML 1.23---4$id: http://devicetree.org/schemas/clock/fixed-mmio-clock.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Simple memory mapped IO fixed-rate clock sources8 9description:10 This binding describes a fixed-rate clock for which the frequency can11 be read from a single 32-bit memory mapped I/O register.12 13 It was designed for test systems, like FPGA, not for complete,14 finished SoCs.15 16maintainers:17 - Jan Kotas <jank@cadence.com>18 19properties:20 compatible:21 const: fixed-mmio-clock22 23 reg:24 maxItems: 125 26 "#clock-cells":27 const: 028 29 clock-output-names:30 maxItems: 131 32required:33 - compatible34 - reg35 - "#clock-cells"36 37additionalProperties: false38 39examples:40 - |41 sysclock: sysclock@fd020004 {42 compatible = "fixed-mmio-clock";43 #clock-cells = <0>;44 reg = <0xfd020004 0x4>;45 clock-output-names = "sysclk";46 };47...48