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/Linux-v6.1/Documentation/devicetree/bindings/interconnect/
Dinterconnect.txt1 Interconnect Provider Device Tree Bindings
4 The purpose of this document is to define a common set of generic interconnect
8 = interconnect providers =
10 The interconnect provider binding is intended to represent the interconnect
11 controllers in the system. Each provider registers a set of interconnect
12 nodes, which expose the interconnect related capabilities of the interconnect
14 etc. The consumer drivers set constraints on interconnect path (or endpoints)
15 depending on the use case. Interconnect providers can also be interconnect
20 - compatible : contains the interconnect provider compatible string
21 - #interconnect-cells : number of cells in a interconnect specifier needed to
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Dqcom,qcm2290.yaml4 $id: http://devicetree.org/schemas/interconnect/qcom,qcm2290.yaml#
7 title: Qualcomm QCM2290 Network-On-Chip interconnect
13 The Qualcomm QCM2290 interconnect providers support adjusting the
26 '#interconnect-cells':
41 '^interconnect-[a-z0-9]+$':
44 The interconnect providers do not have a separate QoS register space,
54 '#interconnect-cells':
69 - '#interconnect-cells'
78 - '#interconnect-cells'
88 snoc: interconnect@1880000 {
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Dqcom,sm6350-rpmh.yaml4 $id: http://devicetree.org/schemas/interconnect/qcom,sm6350-rpmh.yaml#
7 title: Qualcomm SM6350 RPMh Network-On-Chip Interconnect
13 Qualcomm RPMh-based interconnect provider on SM6350.
33 '#interconnect-cells': true
36 '^interconnect-[a-z0-9\-]+$':
39 The interconnect providers do not have a separate QoS register space,
49 '#interconnect-cells': true
64 config_noc: interconnect@1500000 {
67 #interconnect-cells = <2>;
71 system_noc: interconnect@1620000 {
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Dqcom,rpm.yaml4 $id: http://devicetree.org/schemas/interconnect/qcom,rpm.yaml#
7 title: Qualcomm RPM Network-On-Chip Interconnect
13 RPM interconnect providers support system bandwidth requirements through
47 '#interconnect-cells':
49 Value: <1> is one cell in an interconnect specifier for the
50 interconnect node id, <2> requires the interconnect node id and an
68 - '#interconnect-cells'
114 '^interconnect-[a-z0-9]+$':
124 '#interconnect-cells':
139 - '#interconnect-cells'
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Dqcom,msm8974.yaml4 $id: http://devicetree.org/schemas/interconnect/qcom,msm8974.yaml#
7 title: Qualcomm MSM8974 Network-On-Chip Interconnect
13 The Qualcomm MSM8974 interconnect providers support setting system
29 '#interconnect-cells':
45 - '#interconnect-cells'
55 bimc: interconnect@fc380000 {
58 #interconnect-cells = <1>;
Dqcom,osm-l3.yaml4 $id: http://devicetree.org/schemas/interconnect/qcom,osm-l3.yaml#
7 title: Qualcomm Operating State Manager (OSM) L3 Interconnect Provider
14 The OSM L3 interconnect provider aggregates the L3 bandwidth requests
40 '#interconnect-cells':
48 - '#interconnect-cells'
58 osm_l3: interconnect@17d41000 {
65 #interconnect-cells = <1>;
Dqcom,rpmh-common.yaml4 $id: http://devicetree.org/schemas/interconnect/qcom,rpmh-common.yaml#
7 title: Qualcomm RPMh Network-On-Chip Interconnect
14 RPMh interconnect providers support system bandwidth requirements through
22 '#interconnect-cells':
32 this interconnect to send RPMh commands.
40 - '#interconnect-cells'
Dfsl,imx8m-noc.yaml4 $id: http://devicetree.org/schemas/interconnect/fsl,imx8m-noc.yaml#
22 interconnect IPs into imx SOCs.
58 '#interconnect-cells':
60 If specified then also act as an interconnect provider. Should only be
73 #include <dt-bindings/interconnect/imx8mm.h>
76 noc: interconnect@32700000 {
80 #interconnect-cells = <1>;
Dqcom,rpmh.yaml4 $id: http://devicetree.org/schemas/interconnect/qcom,rpmh.yaml#
7 title: Qualcomm RPMh Network-On-Chip Interconnect
14 RPMh interconnect providers support system bandwidth requirements through
136 '#interconnect-cells': true
146 #include <dt-bindings/interconnect/qcom,sdm845.h>
148 mem_noc: interconnect@1380000 {
151 #interconnect-cells = <1>;
155 mmss_noc: interconnect@1740000 {
158 #interconnect-cells = <1>;
/Linux-v6.1/Documentation/driver-api/
Dinterconnect.rst4 Generic System Interconnect Subsystem
16 The interconnect bus is hardware with configurable parameters, which can be
18 An example of interconnect buses are the interconnects between various
22 Below is a simplified diagram of a real-world SoC interconnect bus topology.
55 Interconnect provider is the software definition of the interconnect hardware.
56 The interconnect providers on the above diagram are M NoC, S NoC, C NoC, P NoC
59 Interconnect node is the software definition of the interconnect hardware
60 port. Each interconnect provider consists of multiple interconnect nodes,
61 which are connected to other SoC components including other interconnect
63 called an interconnect node, which belongs to the Mem NoC interconnect provider.
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/Linux-v6.1/drivers/interconnect/qcom/
DKconfig3 tristate "Qualcomm Network-on-Chip interconnect drivers"
6 Support for Qualcomm's Network-on-Chip interconnect hardware.
12 tristate "Qualcomm MSM8916 interconnect driver"
21 tristate "Qualcomm MSM8939 interconnect driver"
30 tristate "Qualcomm MSM8974 interconnect driver"
39 tristate "Qualcomm MSM8996 interconnect driver"
48 tristate "Qualcomm OSM L3 interconnect driver"
51 Say y here to support the Operating State Manager (OSM) interconnect
55 tristate "Qualcomm QCM2290 interconnect driver"
64 tristate "Qualcomm QCS404 interconnect driver"
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Dicc-rpm.h9 #include <dt-bindings/interconnect/qcom,icc.h>
24 * struct qcom_icc_provider - Qualcomm specific interconnect provider
25 * @provider: generic interconnect provider
44 * struct qcom_icc_qos - Qualcomm specific interconnect QoS parameters
64 * struct qcom_icc_node - Qualcomm specific interconnect nodes
69 * @buswidth: width of the interconnect between a node and the bus (bytes)
/Linux-v6.1/drivers/interconnect/imx/
DMakefile1 imx-interconnect-objs := imx.o
2 imx8mm-interconnect-objs := imx8mm.o
3 imx8mq-interconnect-objs := imx8mq.o
4 imx8mn-interconnect-objs := imx8mn.o
5 imx8mp-interconnect-objs := imx8mp.o
7 obj-$(CONFIG_INTERCONNECT_IMX) += imx-interconnect.o
8 obj-$(CONFIG_INTERCONNECT_IMX8MM) += imx8mm-interconnect.o
9 obj-$(CONFIG_INTERCONNECT_IMX8MQ) += imx8mq-interconnect.o
10 obj-$(CONFIG_INTERCONNECT_IMX8MN) += imx8mn-interconnect.o
11 obj-$(CONFIG_INTERCONNECT_IMX8MP) += imx8mp-interconnect.o
DKconfig2 tristate "i.MX interconnect drivers"
5 Generic interconnect drivers for i.MX SOCs
8 tristate "i.MX8MM interconnect driver"
12 tristate "i.MX8MN interconnect driver"
16 tristate "i.MX8MQ interconnect driver"
20 tristate "i.MX8MP interconnect driver"
/Linux-v6.1/Documentation/devicetree/bindings/bus/
Dti-sysc.yaml7 title: Texas Instruments interconnect target module binding
13 Texas Instruments SoCs can have a generic interconnect target module
14 for devices connected to various interconnects such as L3 interconnect
15 using Arteris NoC, and L4 interconnect using Sonics s3220. This module
18 than that it is mostly independent of the interconnect.
20 Each interconnect target module can have one or more devices connected to
21 it. There is a set of control registers for managing the interconnect target
22 module clocks, idle modes and interconnect level resets.
24 The interconnect target module control registers are sprinkled into the
26 the interconnect target module. Typically the register names are REVISION,
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Dbaikal,bt1-axi.yaml16 cores. Traffic arbitration is done by means of DW AXI Interconnect (so
17 called AXI Main Interconnect) routing IO requests from one block to
22 (Errors Handler Block) embedded on top of the DW AXI Interconnect and
36 - description: Synopsys DesignWare AXI Interconnect QoS registers
45 '#interconnect-cells':
57 - description: Main Interconnect uplink reference clock
65 - description: Main Interconnect reset line
93 #interconnect-cells = <1>;
/Linux-v6.1/drivers/net/ipa/
Dipa_power.c9 #include <linux/interconnect.h>
60 * @interconnect_count: Number of elements in interconnect[]
61 * @interconnect: Interconnect array
70 struct icc_bulk_data interconnect[]; member
77 struct icc_bulk_data *interconnect; in ipa_interconnect_init() local
81 /* Initialize our interconnect data array for bulk operations */ in ipa_interconnect_init()
82 interconnect = &power->interconnect[0]; in ipa_interconnect_init()
84 /* interconnect->path is filled in by of_icc_bulk_get() */ in ipa_interconnect_init()
85 interconnect->name = data->name; in ipa_interconnect_init()
86 interconnect->avg_bw = data->average_bandwidth; in ipa_interconnect_init()
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/Linux-v6.1/drivers/interconnect/
DKconfig2 menuconfig INTERCONNECT config
3 bool "On-Chip Interconnect management support"
12 if INTERCONNECT
14 source "drivers/interconnect/imx/Kconfig"
15 source "drivers/interconnect/qcom/Kconfig"
16 source "drivers/interconnect/samsung/Kconfig"
Dcore.c3 * Interconnect framework core driver
13 #include <linux/interconnect.h>
14 #include <linux/interconnect-provider.h>
322 * @spec: OF phandle args to map into an interconnect node.
326 * interconnect providers that have one device tree node and provide
327 * multiple interconnect nodes. A single cell is used as an index into
347 * of_icc_get_from_provider() - Look-up interconnect node
350 * Looks for interconnect provider under the node specified by @spec and if
425 * @idx: interconnect path index
430 * If the interconnect API is disabled, NULL is returned and the consumer
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/Linux-v6.1/include/linux/
Dinterconnect-provider.h10 #include <linux/interconnect.h>
29 * struct icc_onecell_data - driver data for onecell interconnect providers
43 * struct icc_provider - interconnect provider (controller) entity that might
44 * provide multiple interconnect controls
46 * @provider_list: list of the registered interconnect providers
47 * @nodes: internal list of the interconnect provider nodes
55 * @dev: the device this interconnect provider belongs to
77 * struct icc_node - entity that is part of the interconnect topology
82 * @num_links: number of links to other interconnect nodes
83 * @provider: points to the interconnect provider of this node
/Linux-v6.1/Documentation/devicetree/bindings/soc/imx/
Dfsl,imx8mm-vpu-blk-ctrl.yaml44 interconnect-names:
91 - description: G1 decoder interconnect
92 - description: G2 decoder interconnect
95 interconnect-names:
136 - description: G1 decoder interconnect
137 - description: G2 decoder interconnect
138 - description: VC8000E encoder interconnect
140 interconnect-names:
/Linux-v6.1/Documentation/devicetree/bindings/arm/sunxi/
Dallwinner,sun4i-a10-mbus.yaml20 the interconnects and interconnect-names properties set to the MBUS
21 controller and with "dma-mem" as the interconnect name.
24 "#interconnect-cells":
50 - description: MBUS interconnect/bandwidth limit/PMU registers
62 - description: MBUS interconnect module clock
87 - "#interconnect-cells"
148 #interconnect-cells = <1>;
165 #interconnect-cells = <1>;
/Linux-v6.1/Documentation/devicetree/bindings/devfreq/
Dnvidia,tegra30-actmon.yaml53 interconnect-names:
57 Should include name of the interconnect path for each interconnect
78 - interconnect-names
98 #interconnect-cells = <1>;
111 #interconnect-cells = <0>;
124 interconnect-names = "cpu-read";
/Linux-v6.1/drivers/bus/
DKconfig21 interconnect for ARM platforms.
48 Interconnect. In case of any APB protocol collisions, slave device
64 Interconnect (so called AXI Main Interconnect) routing IO requests
67 means of an embedded on top of the interconnect errors handler
68 block (EHB). AXI Interconnect QoS arbitration tuning is currently
130 tristate "OMAP INTERCONNECT DRIVER"
134 Driver to enable OMAP interconnect error handling driver.
212 bool "TI sysc interconnect target module driver"
215 Generic driver for Texas Instruments interconnect target module
/Linux-v6.1/drivers/interconnect/samsung/
DKconfig3 bool "Samsung SoC interconnect drivers"
6 Interconnect drivers for Samsung SoCs.
9 tristate "Exynos SoC generic interconnect driver"
13 Generic interconnect driver for Samsung Exynos SoCs (e.g. Exynos3250,

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