135 lines
2.9 KiB
YAML
135 lines
2.9 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
|
|
%YAML 1.2
|
|
---
|
|
$id: http://devicetree.org/schemas/interconnect/qcom,shikra.yaml#
|
|
$schema: http://devicetree.org/meta-schemas/core.yaml#
|
|
|
|
title: Qualcomm Shikra Network-On-Chip interconnect
|
|
|
|
maintainers:
|
|
- Raviteja Laggyshetty <raviteja.laggyshetty@oss.qualcomm.com>
|
|
|
|
description:
|
|
The Qualcomm Shikra interconnect providers support adjusting the
|
|
bandwidth requirements between the various NoC fabrics.
|
|
|
|
properties:
|
|
compatible:
|
|
enum:
|
|
- qcom,shikra-config-noc
|
|
- qcom,shikra-mem-noc-core
|
|
- qcom,shikra-sys-noc
|
|
|
|
reg:
|
|
maxItems: 1
|
|
|
|
clocks:
|
|
minItems: 1
|
|
maxItems: 4
|
|
|
|
clock-names:
|
|
minItems: 1
|
|
maxItems: 4
|
|
|
|
# Child node's properties
|
|
patternProperties:
|
|
'^interconnect-[a-z0-9]+$':
|
|
type: object
|
|
description:
|
|
The interconnect providers do not have a separate QoS register space,
|
|
but share parent's space.
|
|
|
|
$ref: qcom,rpm-common.yaml#
|
|
|
|
properties:
|
|
compatible:
|
|
enum:
|
|
- qcom,shikra-clk-virt
|
|
- qcom,shikra-mc-virt
|
|
- qcom,shikra-mmrt-virt
|
|
- qcom,shikra-mmnrt-virt
|
|
|
|
required:
|
|
- compatible
|
|
|
|
unevaluatedProperties: false
|
|
|
|
required:
|
|
- compatible
|
|
- reg
|
|
|
|
allOf:
|
|
- $ref: qcom,rpm-common.yaml#
|
|
- if:
|
|
properties:
|
|
compatible:
|
|
const: qcom,shikra-mem-noc-core
|
|
|
|
then:
|
|
properties:
|
|
clocks:
|
|
items:
|
|
- description: GPU-NoC AXI clock
|
|
|
|
clock-names:
|
|
items:
|
|
- const: gpu_axi
|
|
patternProperties:
|
|
'^interconnect-[a-z0-9]+$': false
|
|
|
|
- if:
|
|
properties:
|
|
compatible:
|
|
const: qcom,shikra-sys-noc
|
|
|
|
then:
|
|
properties:
|
|
clocks:
|
|
items:
|
|
- description: EMAC0-NoC AXI clock.
|
|
- description: EMAC1-NoC AXI clock.
|
|
- description: USB2-NoC AXI clock.
|
|
- description: USB3-NoC AXI clock.
|
|
|
|
clock-names:
|
|
items:
|
|
- const: emac0_axi
|
|
- const: emac1_axi
|
|
- const: usb2_axi
|
|
- const: usb3_axi
|
|
|
|
- if:
|
|
properties:
|
|
compatible:
|
|
const: qcom,shikra-config-noc
|
|
|
|
then:
|
|
properties:
|
|
clocks: false
|
|
clock-names: false
|
|
patternProperties:
|
|
'^interconnect-[a-z0-9]+$': false
|
|
|
|
unevaluatedProperties: false
|
|
|
|
examples:
|
|
- |
|
|
interconnect@1880000 {
|
|
compatible = "qcom,shikra-sys-noc";
|
|
reg = <0x01880000 0x6a080>;
|
|
#interconnect-cells = <2>;
|
|
clocks = <&gcc_emac0_axi_sys_noc_clk>,
|
|
<&gcc_emac1_axi_sys_noc_clk>,
|
|
<&gcc_sys_noc_usb2_prim_axi_clk>,
|
|
<&gcc_sys_noc_usb3_prim_axi_clk>;
|
|
clock-names = "emac0_axi",
|
|
"emac1_axi",
|
|
"usb2_axi",
|
|
"usb3_axi";
|
|
|
|
interconnect-clk {
|
|
compatible = "qcom,shikra-clk-virt";
|
|
#interconnect-cells = <2>;
|
|
};
|
|
};
|