103 lines · yaml
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2# Copyright 2019 Unisoc Inc.3%YAML 1.24---5$id: http://devicetree.org/schemas/clock/sprd,sc9863a-clk.yaml#6$schema: http://devicetree.org/meta-schemas/core.yaml#7 8title: SC9863A Clock Control Unit9 10maintainers:11 - Orson Zhai <orsonzhai@gmail.com>12 - Baolin Wang <baolin.wang7@gmail.com>13 - Chunyan Zhang <zhang.lyra@gmail.com>14 15properties:16 "#clock-cells":17 const: 118 19 compatible:20 enum:21 - sprd,sc9863a-ap-clk22 - sprd,sc9863a-aon-clk23 - sprd,sc9863a-apahb-gate24 - sprd,sc9863a-pmu-gate25 - sprd,sc9863a-aonapb-gate26 - sprd,sc9863a-pll27 - sprd,sc9863a-mpll28 - sprd,sc9863a-rpll29 - sprd,sc9863a-dpll30 - sprd,sc9863a-mm-gate31 - sprd,sc9863a-mm-clk32 - sprd,sc9863a-apapb-gate33 34 clocks:35 minItems: 136 maxItems: 437 description: |38 The input parent clock(s) phandle for this clock, only list fixed39 clocks which are declared in devicetree.40 41 clock-names:42 minItems: 143 items:44 - const: ext-26m45 - const: ext-32k46 - const: ext-4m47 - const: rco-100m48 49 reg:50 maxItems: 151 52required:53 - compatible54 - '#clock-cells'55 56if:57 properties:58 compatible:59 enum:60 - sprd,sc9863a-ap-clk61 - sprd,sc9863a-aon-clk62then:63 required:64 - reg65 66else:67 description: |68 Other SC9863a clock nodes should be the child of a syscon node in69 which compatible string should be:70 "sprd,sc9863a-glbregs", "syscon", "simple-mfd"71 72 The 'reg' property for the clock node is also required if there is a sub73 range of registers for the clocks.74 75additionalProperties: false76 77examples:78 - |79 ap_clk: clock-controller@21500000 {80 compatible = "sprd,sc9863a-ap-clk";81 reg = <0x21500000 0x1000>;82 clocks = <&ext_26m>, <&ext_32k>;83 clock-names = "ext-26m", "ext-32k";84 #clock-cells = <1>;85 };86 87 - |88 syscon@20e00000 {89 compatible = "sprd,sc9863a-glbregs", "syscon", "simple-mfd";90 reg = <0x20e00000 0x4000>;91 #address-cells = <1>;92 #size-cells = <1>;93 ranges = <0 0x20e00000 0x4000>;94 95 apahb_gate: apahb-gate@0 {96 compatible = "sprd,sc9863a-apahb-gate";97 reg = <0x0 0x1020>;98 #clock-cells = <1>;99 };100 };101 102...103