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Message-ID: <20231121151733.2015384-2-tmaimon77@gmail.com>
Date: Tue, 21 Nov 2023 17:17:32 +0200
From: Tomer Maimon <tmaimon77@...il.com>
To: <davem@...emloft.net>, <edumazet@...gle.com>, <robh+dt@...nel.org>,
<krzysztof.kozlowski+dt@...aro.org>,
<alexandre.torgue@...s.st.com>, <peppe.cavallaro@...com>,
<joabreu@...opsys.com>, <mcoquelin.stm32@...il.com>,
<avifishman70@...il.com>, <tali.perry1@...il.com>,
<joel@....id.au>, <andrew@...econstruct.com.au>,
<venture@...gle.com>, <yuenn@...gle.com>,
<benjaminfair@...gle.com>, <j.neuschaefer@....net>
CC: <openbmc@...ts.ozlabs.org>, <netdev@...r.kernel.org>,
<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<linux-stm32@...md-mailman.stormreply.com>,
<linux-arm-kernel@...ts.infradead.org>,
Tomer Maimon <tmaimon77@...il.com>
Subject: [PATCH v1 1/2] dt-bindings: net: Add support NPCM dwmac
Add documentation to describe Nuvoton BMC NPCM dwmac driver(sgmii).
Signed-off-by: Tomer Maimon <tmaimon77@...il.com>
---
.../bindings/net/nuvoton,npcm8xx-sgmii.yaml | 72 +++++++++++++++++++
.../devicetree/bindings/net/snps,dwmac.yaml | 1 +
2 files changed, 73 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/nuvoton,npcm8xx-sgmii.yaml
diff --git a/Documentation/devicetree/bindings/net/nuvoton,npcm8xx-sgmii.yaml b/Documentation/devicetree/bindings/net/nuvoton,npcm8xx-sgmii.yaml
new file mode 100644
index 000000000000..6a5f2cade7c9
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/nuvoton,npcm8xx-sgmii.yaml
@@ -0,0 +1,72 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/nuvoton,npcm8xx-sgmii.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Nuvoton NPCM DWMAC SGMII Ethernet controller
+
+maintainers:
+ - Tomer Maimon <tmaimon77@...il.com>
+
+select:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - nuvoton,npcm8xx-sgmii
+ required:
+ - compatible
+
+allOf:
+ - $ref: snps,dwmac.yaml#
+
+properties:
+ compatible:
+ oneOf:
+ - items:
+ - enum:
+ - nuvoton,npcm8xx-sgmii
+ - const: snps,dwmac-3.50a
+ reg:
+ items:
+ - description:
+ The first range represent DWMAC controller registers.
+ - description:
+ The second range represent PCS configuration registers.
+
+ clocks:
+ items:
+ - description: GMAC main clock
+
+ clock-names:
+ items:
+ - const: stmmaceth
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/clock/nuvoton,npcm845-clk.h>
+
+ ahb {
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ gmac0: ethernet@...02000 {
+ compatible = "nuvoton,npcm8xx-sgmii","snps,dwmac-3.50a";
+ reg = <0x0 0xf0802000 0x0 0x2000>, <0x0 0xf0780000 0x0 0x200>;
+ interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "macirq";
+ clocks = <&clk NPCM8XX_CLK_AHB>;
+ clock-names = "stmmaceth";
+ phy-mode = "rgmii-id";
+ };
+ };
diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
index 5c2769dc689a..ba52dbc85144 100644
--- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
+++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
@@ -66,6 +66,7 @@ properties:
- ingenic,x2000-mac
- loongson,ls2k-dwmac
- loongson,ls7a-dwmac
+ - nuvoton,npcm8xx-sgmii
- qcom,qcs404-ethqos
- qcom,sa8775p-ethqos
- qcom,sc8280xp-ethqos
--
2.33.0
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