linux-loongson/Documentation/devicetree/bindings/interconnect/qcom,sdm660.yaml
Konrad Dybcio c19bcc7627 dt-bindings: interconnect: qcom: Fix and separate out SDM660
Separate out SDM660 icc bindings from the common file and fix the
clocks description by removing the wrong internal RPM bus clock
representation that we've been carrying for years.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230721-topic-icc_bindings-v2-3-e33d5acbf3bd@linaro.org
Signed-off-by: Georgi Djakov <djakov@kernel.org>
2023-10-10 00:38:55 +03:00

109 lines
2.5 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/interconnect/qcom,sdm660.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Qualcomm SDM660 Network-On-Chip interconnect
maintainers:
- Konrad Dybcio <konradybcio@kernel.org>
description: |
The Qualcomm SDM660 interconnect providers support adjusting the
bandwidth requirements between the various NoC fabrics.
properties:
compatible:
enum:
- qcom,sdm660-a2noc
- qcom,sdm660-bimc
- qcom,sdm660-cnoc
- qcom,sdm660-gnoc
- qcom,sdm660-mnoc
- qcom,sdm660-snoc
reg:
maxItems: 1
clock-names:
minItems: 1
maxItems: 5
clocks:
minItems: 1
maxItems: 5
required:
- compatible
- reg
unevaluatedProperties: false
allOf:
- $ref: qcom,rpm-common.yaml#
- if:
properties:
compatible:
const: qcom,sdm660-mnoc
then:
properties:
clocks:
items:
- description: CPU-NoC High-performance Bus Clock.
clock-names:
const: iface
- if:
properties:
compatible:
const: qcom,sdm660-a2noc
then:
properties:
clocks:
items:
- description: IPA Clock.
- description: UFS AXI Clock.
- description: Aggregate2 UFS AXI Clock.
- description: Aggregate2 USB3 AXI Clock.
- description: Config NoC USB2 AXI Clock.
clock-names:
items:
- const: ipa
- const: ufs_axi
- const: aggre2_ufs_axi
- const: aggre2_usb3_axi
- const: cfg_noc_usb2_axi
examples:
- |
#include <dt-bindings/clock/qcom,gcc-sdm660.h>
#include <dt-bindings/clock/qcom,mmcc-sdm660.h>
#include <dt-bindings/clock/qcom,rpmcc.h>
bimc: interconnect@1008000 {
compatible = "qcom,sdm660-bimc";
reg = <0x01008000 0x78000>;
#interconnect-cells = <1>;
};
a2noc: interconnect@1704000 {
compatible = "qcom,sdm660-a2noc";
reg = <0x01704000 0xc100>;
#interconnect-cells = <1>;
clocks = <&rpmcc RPM_SMD_IPA_CLK>,
<&gcc GCC_UFS_AXI_CLK>,
<&gcc GCC_AGGRE2_UFS_AXI_CLK>,
<&gcc GCC_AGGRE2_USB3_AXI_CLK>,
<&gcc GCC_CFG_NOC_USB2_AXI_CLK>;
clock-names = "ipa",
"ufs_axi",
"aggre2_ufs_axi",
"aggre2_usb3_axi",
"cfg_noc_usb2_axi";
};