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62a12a2217
The Ethernet MACs on SpacemiT K1 appears to be a custom design. SpacemiT refers to them as "EMAC", so let's just call them "spacemit,k1-emac". Signed-off-by: Vivian Wang <wangruikang@iscas.ac.cn> Reviewed-by: Conor Dooley <conor.dooley@microchip.com> Link: https://patch.msgid.link/20250914-net-k1-emac-v12-1-65b31b398f44@iscas.ac.cn Signed-off-by: Paolo Abeni <pabeni@redhat.com>
82 lines
1.7 KiB
YAML
82 lines
1.7 KiB
YAML
# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/net/spacemit,k1-emac.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: SpacemiT K1 Ethernet MAC
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allOf:
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- $ref: ethernet-controller.yaml#
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maintainers:
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- Vivian Wang <wangruikang@iscas.ac.cn>
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properties:
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compatible:
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const: spacemit,k1-emac
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reg:
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maxItems: 1
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clocks:
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maxItems: 1
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interrupts:
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maxItems: 1
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mdio-bus:
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$ref: mdio.yaml#
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unevaluatedProperties: false
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resets:
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maxItems: 1
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spacemit,apmu:
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$ref: /schemas/types.yaml#/definitions/phandle-array
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items:
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- items:
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- description: phandle to syscon that controls this MAC
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- description: offset of control registers
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description:
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A phandle to syscon with byte offset to control registers for this MAC
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required:
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- compatible
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- reg
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- clocks
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- interrupts
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- resets
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- spacemit,apmu
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/clock/spacemit,k1-syscon.h>
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ethernet@cac80000 {
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compatible = "spacemit,k1-emac";
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reg = <0xcac80000 0x00000420>;
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clocks = <&syscon_apmu CLK_EMAC0_BUS>;
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interrupts = <131>;
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mac-address = [ 00 00 00 00 00 00 ];
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phy-handle = <&rgmii0>;
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phy-mode = "rgmii-id";
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pinctrl-names = "default";
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pinctrl-0 = <&gmac0_cfg>;
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resets = <&syscon_apmu RESET_EMAC0>;
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rx-internal-delay-ps = <0>;
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tx-internal-delay-ps = <0>;
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spacemit,apmu = <&syscon_apmu 0x3e4>;
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mdio-bus {
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#address-cells = <0x1>;
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#size-cells = <0x0>;
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rgmii0: phy@1 {
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reg = <0x1>;
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};
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};
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};
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