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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
# Copyright (C) 2024-2025 Amlogic, Inc. All rights reserved
%YAML 1.2
---
$id: http://devicetree.org/schemas/clock/amlogic,t7-pll-clkc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Amlogic T7 PLL Clock Control Controller
maintainers:
- Neil Armstrong <neil.armstrong@linaro.org>
- Jerome Brunet <jbrunet@baylibre.com>
- Jian Hu <jian.hu@amlogic.com>
- Xianwei Zhao <xianwei.zhao@amlogic.com>
properties:
compatible:
enum:
- amlogic,t7-gp0-pll
- amlogic,t7-gp1-pll
- amlogic,t7-hifi-pll
- amlogic,t7-pcie-pll
- amlogic,t7-mpll
- amlogic,t7-hdmi-pll
- amlogic,t7-mclk-pll
reg:
maxItems: 1
'#clock-cells':
const: 1
clocks:
items:
- description: mclk pll input oscillator gate
- description: oscillator input clock source for mclk_sel_0
- description: fixed input clock source for mclk_sel_0
minItems: 1
clock-names:
items:
- const: in0
- const: in1
- const: in2
minItems: 1
required:
- compatible
- '#clock-cells'
- reg
- clocks
- clock-names
allOf:
- if:
properties:
compatible:
contains:
const: amlogic,t7-mclk-pll
then:
properties:
clocks:
minItems: 3
clock-names:
minItems: 3
- if:
properties:
compatible:
contains:
enum:
- amlogic,t7-gp0-pll
- amlogic,t7-gp1-pll
- amlogic,t7-hifi-pll
- amlogic,t7-pcie-pll
- amlogic,t7-mpll
- amlogic,t7-hdmi-pll
then:
properties:
clocks:
maxItems: 1
clock-names:
maxItems: 1
additionalProperties: false
examples:
- |
apb {
#address-cells = <2>;
#size-cells = <2>;
clock-controller@8080 {
compatible = "amlogic,t7-gp0-pll";
reg = <0 0x8080 0 0x20>;
clocks = <&scmi_clk 2>;
clock-names = "in0";
#clock-cells = <1>;
};
clock-controller@8300 {
compatible = "amlogic,t7-mclk-pll";
reg = <0 0x8300 0 0x18>;
clocks = <&scmi_clk 2>,
<&xtal>,
<&scmi_clk 31>;
clock-names = "in0", "in1", "in2";
#clock-cells = <1>;
};
};
|
