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Message-Id: <1685657551-38291-3-git-send-email-justin.chen@broadcom.com>
Date: Thu, 1 Jun 2023 15:12:27 -0700
From: Justin Chen <justin.chen@...adcom.com>
To: netdev@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
bcm-kernel-feedback-list@...adcom.com
Cc: florian.fainelli@...adcom.com, davem@...emloft.net,
edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
conor+dt@...nel.org, opendmb@...il.com, andrew@...n.ch,
hkallweit1@...il.com, linux@...linux.org.uk,
richardcochran@...il.com, sumit.semwal@...aro.org,
christian.koenig@....com, simon.horman@...igine.com,
Justin Chen <justin.chen@...adcom.com>
Subject: [PATCH net-next v6 2/6] dt-bindings: net: Brcm ASP 2.0 Ethernet controller
From: Florian Fainelli <florian.fainelli@...adcom.com>
Add a binding document for the Broadcom ASP 2.0 Ethernet
controller.
Reviewed-by: Conor Dooley <conor.dooley@...rochip.com>
Signed-off-by: Florian Fainelli <florian.fainelli@...adcom.com>
Signed-off-by: Justin Chen <justin.chen@...adcom.com>
---
v6
- Moved compatible to the top
- Changed quotes to be consistent
- Elaborated on brcm,channel description
v5
- Fix compatible string yaml format to properly capture what we want
v4
- Adjust compatible string example to reference SoC and HW ver
v3
- Minor formatting issues
- Change channel prop to brcm,channel for vendor specific format
- Removed redundant v2.0 from compat string
- Fix ranges field
v2
- Minor formatting issues
.../devicetree/bindings/net/brcm,asp-v2.0.yaml | 153 +++++++++++++++++++++
1 file changed, 153 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/brcm,asp-v2.0.yaml
diff --git a/Documentation/devicetree/bindings/net/brcm,asp-v2.0.yaml b/Documentation/devicetree/bindings/net/brcm,asp-v2.0.yaml
new file mode 100644
index 000000000000..3f2bf64b65c0
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/brcm,asp-v2.0.yaml
@@ -0,0 +1,153 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/brcm,asp-v2.0.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Broadcom ASP 2.0 Ethernet controller
+
+maintainers:
+ - Justin Chen <justin.chen@...adcom.com>
+ - Florian Fainelli <florian.fainelli@...adcom.com>
+
+description: Broadcom Ethernet controller first introduced with 72165
+
+properties:
+ compatible:
+ oneOf:
+ - items:
+ - enum:
+ - brcm,bcm74165-asp
+ - const: brcm,asp-v2.1
+ - items:
+ - enum:
+ - brcm,bcm72165-asp
+ - const: brcm,asp-v2.0
+
+ "#address-cells":
+ const: 1
+ "#size-cells":
+ const: 1
+
+ reg:
+ maxItems: 1
+
+ ranges: true
+
+ interrupts:
+ minItems: 1
+ items:
+ - description: RX/TX interrupt
+ - description: Port 0 Wake-on-LAN
+ - description: Port 1 Wake-on-LAN
+
+ clocks:
+ maxItems: 1
+
+ ethernet-ports:
+ type: object
+ properties:
+ "#address-cells":
+ const: 1
+ "#size-cells":
+ const: 0
+
+ patternProperties:
+ "^port@[0-9]+$":
+ type: object
+
+ $ref: ethernet-controller.yaml#
+
+ properties:
+ reg:
+ maxItems: 1
+ description: Port number
+
+ brcm,channel:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description: |
+ ASP Channel Number
+
+ The depacketizer channel that consumes packets from
+ the unimac/port.
+
+ required:
+ - reg
+ - brcm,channel
+
+ additionalProperties: false
+
+patternProperties:
+ "^mdio@[0-9a-f]+$":
+ type: object
+ $ref: brcm,unimac-mdio.yaml
+
+ description:
+ ASP internal UniMAC MDIO bus
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - ranges
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+ ethernet@...0000 {
+ compatible = "brcm,bcm72165-asp", "brcm,asp-v2.0";
+ reg = <0x9c00000 0x1fff14>;
+ interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_HIGH>;
+ ranges = <0x0 0x9c00000 0x1fff14>;
+ clocks = <&scmi 14>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ mdio@...4 {
+ compatible = "brcm,asp-v2.0-mdio";
+ reg = <0xc614 0x8>;
+ reg-names = "mdio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ phy0: ethernet-phy@1 {
+ reg = <1>;
+ };
+ };
+
+ mdio@...4 {
+ compatible = "brcm,asp-v2.0-mdio";
+ reg = <0xce14 0x8>;
+ reg-names = "mdio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ phy1: ethernet-phy@1 {
+ reg = <1>;
+ };
+ };
+
+ ethernet-ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ brcm,channel = <8>;
+ phy-mode = "rgmii";
+ phy-handle = <&phy0>;
+ };
+
+ port@1 {
+ reg = <1>;
+ brcm,channel = <9>;
+ phy-mode = "rgmii";
+ phy-handle = <&phy1>;
+ };
+ };
+ };
--
2.7.4
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