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linux-zen-desktop/Documentation/devicetree/bindings/net/marvell,pp2.yaml

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2023-08-30 17:31:07 +02:00
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/net/marvell,pp2.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Marvell CN913X / Marvell Armada 375, 7K, 8K Ethernet Controller
maintainers:
- Marcin Wojtas <mw@semihalf.com>
- Russell King <linux@armlinux.org>
description: |
Marvell Armada 375 Ethernet Controller (PPv2.1)
Marvell Armada 7K/8K Ethernet Controller (PPv2.2)
Marvell CN913X Ethernet Controller (PPv2.3)
properties:
compatible:
enum:
- marvell,armada-375-pp2
- marvell,armada-7k-pp22
reg:
minItems: 3
maxItems: 4
"#address-cells":
const: 1
"#size-cells":
const: 0
clocks:
minItems: 2
items:
- description: main controller clock
- description: GOP clock
- description: MG clock
- description: MG Core clock
- description: AXI clock
clock-names:
minItems: 2
items:
- const: pp_clk
- const: gop_clk
- const: mg_clk
- const: mg_core_clk
- const: axi_clk
dma-coherent: true
marvell,system-controller:
$ref: /schemas/types.yaml#/definitions/phandle
description: a phandle to the system controller.
patternProperties:
'^(ethernet-)?port@[0-2]$':
type: object
description: subnode for each ethernet port.
$ref: ethernet-controller.yaml#
unevaluatedProperties: false
properties:
reg:
description: ID of the port from the MAC point of view.
maximum: 2
interrupts:
minItems: 1
maxItems: 10
description: interrupt(s) for the port
interrupt-names:
minItems: 1
items:
- const: hif0
- const: hif1
- const: hif2
- const: hif3
- const: hif4
- const: hif5
- const: hif6
- const: hif7
- const: hif8
- const: link
description: >
if more than a single interrupt for is given, must be the
name associated to the interrupts listed. Valid names are:
"hifX", with X in [0..8], and "link". The names "tx-cpu0",
"tx-cpu1", "tx-cpu2", "tx-cpu3" and "rx-shared" are supported
for backward compatibility but shouldn't be used for new
additions.
phys:
minItems: 1
maxItems: 2
description: >
Generic PHY, providing SerDes connectivity. For most modes,
one lane is sufficient, but some (e.g. RXAUI) may require two.
phy-mode:
enum:
- gmii
- sgmii
- rgmii-id
- 1000base-x
- 2500base-x
- 5gbase-r
- rxaui
- 10gbase-r
port-id:
$ref: /schemas/types.yaml#/definitions/uint32
deprecated: true
description: >
ID of the port from the MAC point of view.
Legacy binding for backward compatibility.
marvell,loopback:
$ref: /schemas/types.yaml#/definitions/flag
description: port is loopback mode.
gop-port-id:
$ref: /schemas/types.yaml#/definitions/uint32
description: >
only for marvell,armada-7k-pp22, ID of the port from the
GOP (Group Of Ports) point of view. This ID is used to index the
per-port registers in the second register area.
required:
- reg
- interrupts
- phy-mode
- port-id
required:
- compatible
- reg
- clocks
- clock-names
allOf:
- if:
properties:
compatible:
const: marvell,armada-7k-pp22
then:
properties:
reg:
items:
- description: Packet Processor registers
- description: Networking interfaces registers
- description: CM3 address space used for TX Flow Control
clocks:
minItems: 5
clock-names:
minItems: 5
patternProperties:
'^(ethernet-)?port@[0-2]$':
required:
- gop-port-id
required:
- marvell,system-controller
else:
properties:
reg:
items:
- description: Packet Processor registers
- description: LMS registers
- description: Register area per eth0
- description: Register area per eth1
clocks:
maxItems: 2
clock-names:
maxItems: 2
patternProperties:
'^(ethernet-)?port@[0-1]$':
properties:
reg:
maximum: 1
gop-port-id: false
additionalProperties: false
examples:
- |
// For Armada 375 variant
#include <dt-bindings/interrupt-controller/mvebu-icu.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
ethernet@f0000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "marvell,armada-375-pp2";
reg = <0xf0000 0xa000>,
<0xc0000 0x3060>,
<0xc4000 0x100>,
<0xc5000 0x100>;
clocks = <&gateclk 3>, <&gateclk 19>;
clock-names = "pp_clk", "gop_clk";
ethernet-port@0 {
interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
reg = <0>;
port-id = <0>; /* For backward compatibility. */
phy = <&phy0>;
phy-mode = "rgmii-id";
};
ethernet-port@1 {
interrupts = <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>;
reg = <1>;
port-id = <1>; /* For backward compatibility. */
phy = <&phy3>;
phy-mode = "gmii";
};
};
- |
// For Armada 7k/8k and Cn913x variants
#include <dt-bindings/interrupt-controller/mvebu-icu.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
ethernet@0 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "marvell,armada-7k-pp22";
reg = <0x0 0x100000>, <0x129000 0xb000>, <0x220000 0x800>;
clocks = <&cp0_clk 1 3>, <&cp0_clk 1 9>,
<&cp0_clk 1 5>, <&cp0_clk 1 6>, <&cp0_clk 1 18>;
clock-names = "pp_clk", "gop_clk", "mg_clk", "mg_core_clk", "axi_clk";
marvell,system-controller = <&cp0_syscon0>;
ethernet-port@0 {
interrupts = <ICU_GRP_NSR 39 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 43 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 47 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 51 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 55 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 59 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 63 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 67 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 71 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 129 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "hif0", "hif1", "hif2", "hif3", "hif4",
"hif5", "hif6", "hif7", "hif8", "link";
phy-mode = "10gbase-r";
phys = <&cp0_comphy4 0>;
reg = <0>;
port-id = <0>; /* For backward compatibility. */
gop-port-id = <0>;
};
ethernet-port@1 {
interrupts = <ICU_GRP_NSR 40 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 44 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 48 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 52 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 56 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 60 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 64 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 68 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 72 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 128 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "hif0", "hif1", "hif2", "hif3", "hif4",
"hif5", "hif6", "hif7", "hif8", "link";
phy-mode = "rgmii-id";
reg = <1>;
port-id = <1>; /* For backward compatibility. */
gop-port-id = <2>;
};
ethernet-port@2 {
interrupts = <ICU_GRP_NSR 41 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 45 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 49 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 53 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 57 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 61 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 65 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 69 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 73 IRQ_TYPE_LEVEL_HIGH>,
<ICU_GRP_NSR 127 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "hif0", "hif1", "hif2", "hif3", "hif4",
"hif5", "hif6", "hif7", "hif8", "link";
phy-mode = "2500base-x";
managed = "in-band-status";
phys = <&cp0_comphy5 2>;
sfp = <&sfp_eth3>;
reg = <2>;
port-id = <2>; /* For backward compatibility. */
gop-port-id = <3>;
};
};