From patchwork Sun Aug 20 12:02:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jisheng Zhang X-Patchwork-Id: 13358772 X-Patchwork-Delegate: kuba@kernel.org Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F1C855672 for ; Sun, 20 Aug 2023 12:14:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 54E68C433CB; Sun, 20 Aug 2023 12:14:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1692533651; bh=EWb+P3txvbafg7rtyKSyM9vIE84CV5SI1rjEO7WrC7E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=q2xkdFXW9IDM4IEr5OO9OFBpFD5VxDqpX80tvSxxF14Z6z+DYDTv3j1UFDSFcqOqL 1EdUE3yXcdCkFyRMOVj767X0ETveH/PRAVcMXH9GOWYkV8CKdAnq/+WQG9bns0kuEU svD7noomEBmZZPBpHeFxJ4NCxGNE18ESX+geeIn9unHfpZVVtxQvZ/YYuHS0vAiMAi uXLkWw6VjzpXND1nYqcXcz9i8z3WBapUs3+KZBtk4IbOkXOYXFpRcELTsSIsJ2xG/1 CU44q1bQp2cObVDRMd8J1vec6VcFmEl35A8HVyLRj90KRvA8Lndt+Xp9wzHdJ4tvnY WlQH4OCv1+r6g== From: Jisheng Zhang To: "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , Maxime Coquelin Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com Subject: [PATCH net-next 2/3] dt-bindings: net: add T-HEAD dwmac support Date: Sun, 20 Aug 2023 20:02:12 +0800 Message-Id: <20230820120213.2054-3-jszhang@kernel.org> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230820120213.2054-1-jszhang@kernel.org> References: <20230820120213.2054-1-jszhang@kernel.org> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Delegate: kuba@kernel.org Add documentation to describe T-HEAD dwmac. Signed-off-by: Jisheng Zhang --- .../devicetree/bindings/net/snps,dwmac.yaml | 1 + .../devicetree/bindings/net/thead,dwmac.yaml | 87 +++++++++++++++++++ 2 files changed, 88 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/thead,dwmac.yaml diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml index 7626289157df..b8f61db0e9d9 100644 --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml @@ -96,6 +96,7 @@ properties: - snps,dwxgmac - snps,dwxgmac-2.10 - starfive,jh7110-dwmac + - thead,th1520-dwmac reg: minItems: 1 diff --git a/Documentation/devicetree/bindings/net/thead,dwmac.yaml b/Documentation/devicetree/bindings/net/thead,dwmac.yaml new file mode 100644 index 000000000000..8ab16c408537 --- /dev/null +++ b/Documentation/devicetree/bindings/net/thead,dwmac.yaml @@ -0,0 +1,87 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/thead,dwmac.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: T-HEAD DWMAC glue layer + +maintainers: + - Jisheng Zhang + +select: + properties: + compatible: + contains: + enum: + - thead,th1520-dwmac + required: + - compatible + +properties: + compatible: + items: + - enum: + - thead,th1520-dwmac + - const: snps,dwmac-3.70a + + reg: + maxItems: 1 + + clocks: + items: + - description: GMAC main clock + - description: AXI clock + + clock-names: + items: + - const: stmmaceth + - const: axi + + thead,gmacapb: + $ref: /schemas/types.yaml#/definitions/phandle + description: + The phandle to the syscon node that control ethernet + interface and timing delay. + +required: + - compatible + - reg + - clocks + - clock-names + - interrupts + - interrupt-names + - phy-mode + - thead,gmacapb + +allOf: + - $ref: snps,dwmac.yaml# + +unevaluatedProperties: false + +examples: + - | + gmac0: ethernet@e7070000 { + compatible = "thead,th1520-dwmac", "snps,dwmac-3.70a"; + reg = <0xe7070000 0x2000>; + clocks = <&clk 1>, <&clk 2>; + clock-names = "stmmaceth", "axi"; + interrupts = <66>; + interrupt-names = "macirq"; + phy-mode = "rgmii-id"; + snps,fixed-burst; + snps,axi-config = <&stmmac_axi_setup>; + snps,pbl = <32>; + thead,gmacapb = <&gmacapb_syscon>; + phy-handle = <&phy0>; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,dwmac-mdio"; + + phy0: ethernet-phy@0 { + reg = <0>; + }; + }; + };