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Message-Id: <20230812151135.1028780-4-keguang.zhang@gmail.com>
Date: Sat, 12 Aug 2023 23:11:33 +0800
From: Keguang Zhang <keguang.zhang@...il.com>
To: netdev@...r.kernel.org, devicetree@...r.kernel.org,
linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: Lee Jones <lee@...nel.org>, Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
"David S . Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
Giuseppe Cavallaro <peppe.cavallaro@...com>,
Alexandre Torgue <alexandre.torgue@...s.st.com>,
Jose Abreu <joabreu@...opsys.com>,
Serge Semin <Sergey.Semin@...kalelectronics.ru>,
Keguang Zhang <keguang.zhang@...il.com>
Subject: [PATCH 3/5] dt-bindings: net: Add Loongson-1 DWMAC glue layer
Add devicetree binding document for Loongson-1 DWMAC glue layer.
Signed-off-by: Keguang Zhang <keguang.zhang@...il.com>
---
.../bindings/net/loongson,ls1x-dwmac.yaml | 98 +++++++++++++++++++
.../devicetree/bindings/net/snps,dwmac.yaml | 2 +
2 files changed, 100 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/loongson,ls1x-dwmac.yaml
diff --git a/Documentation/devicetree/bindings/net/loongson,ls1x-dwmac.yaml b/Documentation/devicetree/bindings/net/loongson,ls1x-dwmac.yaml
new file mode 100644
index 000000000000..150799460599
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/loongson,ls1x-dwmac.yaml
@@ -0,0 +1,98 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/loongson,ls1x-dwmac.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Loongson-1 DWMAC glue layer
+
+maintainers:
+ - Keguang Zhang <keguang.zhang@...il.com>
+
+select:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - loongson,ls1b-dwmac
+ - loongson,ls1c-dwmac
+ required:
+ - compatible
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - loongson,ls1b-dwmac
+ - loongson,ls1c-dwmac
+ - const: snps,dwmac-3.50a
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ const: stmmaceth
+
+ interrupts:
+ maxItems: 1
+
+ interrupt-names:
+ const: macirq
+
+ syscon:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description:
+ Phandle to the syscon containing some extra configurations
+ including PHY interface mode.
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+ - interrupts
+ - interrupt-names
+ - phy-handle
+ - phy-mode
+ - syscon
+
+allOf:
+ - $ref: snps,dwmac.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/loongson,ls1x-clk.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+
+ gmac0: ethernet@...10000 {
+ compatible = "loongson,ls1b-dwmac", "snps,dwmac-3.50a";
+ reg = <0x1fe10000 0x10000>;
+
+ clocks = <&clkc LS1X_CLKID_AHB>;
+ clock-names = "stmmaceth";
+
+ interrupt-parent = <&intc1>;
+ interrupts = <2 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "macirq";
+
+ phy-handle = <&phy0>;
+ phy-mode = "mii";
+
+ snps,pbl = <1>;
+ syscon = <&syscon>;
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "snps,dwmac-mdio";
+
+ phy0: ethernet-phy@0 {
+ reg = <0x0>;
+ };
+ };
+ };
diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
index ddf9522a5dc2..e1a956cf171e 100644
--- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
+++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
@@ -66,6 +66,8 @@ properties:
- ingenic,x2000-mac
- loongson,ls2k-dwmac
- loongson,ls7a-dwmac
+ - loongson,ls1b-dwmac
+ - loongson,ls1c-dwmac
- qcom,qcs404-ethqos
- qcom,sa8775p-ethqos
- qcom,sc8280xp-ethqos
--
2.39.2
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