linuxdebug/Documentation/devicetree/bindings/clock/qcom,gcc-sdm845.yaml

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2.3 KiB
YAML

# SPDX-License-Identifier: GPL-2.0-only
%YAML 1.2
---
$id: http://devicetree.org/schemas/clock/qcom,gcc-sdm845.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm Global Clock & Reset Controller Binding
maintainers:
- Stephen Boyd <sboyd@kernel.org>
- Taniya Das <tdas@codeaurora.org>
description: |
Qualcomm global clock control module which supports the clocks, resets and
power domains on SDM845
See also:
- dt-bindings/clock/qcom,gcc-sdm845.h
properties:
compatible:
enum:
- qcom,gcc-sdm670
- qcom,gcc-sdm845
clocks:
minItems: 3
maxItems: 5
clock-names:
minItems: 3
maxItems: 5
power-domains:
maxItems: 1
required:
- compatible
allOf:
- $ref: qcom,gcc.yaml#
- if:
properties:
compatible:
contains:
const: qcom,gcc-sdm670
then:
properties:
clocks:
items:
- description: Board XO source
- description: Board active XO source
- description: Sleep clock source
clock-names:
items:
- const: bi_tcxo
- const: bi_tcxo_ao
- const: sleep_clk
- if:
properties:
compatible:
contains:
const: qcom,gcc-sdm845
then:
properties:
clocks:
items:
- description: Board XO source
- description: Board active XO source
- description: Sleep clock source
- description: PCIE 0 Pipe clock source
- description: PCIE 1 Pipe clock source
clock-names:
items:
- const: bi_tcxo
- const: bi_tcxo_ao
- const: sleep_clk
- const: pcie_0_pipe_clk
- const: pcie_1_pipe_clk
unevaluatedProperties: false
examples:
# Example for GCC for SDM845:
- |
#include <dt-bindings/clock/qcom,rpmh.h>
clock-controller@100000 {
compatible = "qcom,gcc-sdm845";
reg = <0x100000 0x1f0000>;
clocks = <&rpmhcc RPMH_CXO_CLK>,
<&rpmhcc RPMH_CXO_CLK_A>,
<&sleep_clk>,
<&pcie0_lane>,
<&pcie1_lane>;
clock-names = "bi_tcxo", "bi_tcxo_ao", "sleep_clk", "pcie_0_pipe_clk", "pcie_1_pipe_clk";
#clock-cells = <1>;
#reset-cells = <1>;
#power-domain-cells = <1>;
};
...