From patchwork Wed Dec 18 11:44:40 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joey Lu X-Patchwork-Id: 13913543 X-Patchwork-Delegate: kuba@kernel.org Received: from mail-pg1-f169.google.com (mail-pg1-f169.google.com [209.85.215.169]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 361FB1A23A6; Wed, 18 Dec 2024 11:44:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.169 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734522297; cv=none; b=aVyneg0GlZfMomN9tuMBRteyZcIjBOFr2oxIADROpXXfm//rCwYGsCE2SZQQDRAIc3SRaIJ9g+yBj4g9oJBY1xU+pi6ONykAG7PQ0so5Y8rJfzSZfVBEZn3pORQxOk01XTwNqyH0v4fQ5rW50eD1WJkVysCuE0GpO6UonqpajtU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734522297; c=relaxed/simple; bh=yny0NlIdMZcnh9SPksE3fIPfMjVhWTQRP8RvSOm/ffo=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=XvzoS6uwvmFnXeqXa2kXAy/YLFbhA+/QdEri0nH6ZxCA2fKTmxSxovZedBxRma98o3Gb9W4STiloY03vXAp1KsV4c9pDTrNG8ssGIDWRexbGI+W1OEluJ6KYm5EqrxhIFu1TBz5Lka7hVCuWoNw1SBYk4/EBwXC/jv/Kpmj+qiI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=huqTZX2J; arc=none smtp.client-ip=209.85.215.169 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="huqTZX2J" Received: by mail-pg1-f169.google.com with SMTP id 41be03b00d2f7-7fd51285746so3819615a12.3; Wed, 18 Dec 2024 03:44:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1734522295; x=1735127095; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=7dW9tSKSb3CcOFy1YNdY01ABpN6qWxIbLh8Rm1LEF2s=; b=huqTZX2J1JsrAnAWiXPNCbsUFRL9NWXo7YWDenPpYbytxQrodRb7yeiRkeWwkY8M8T OXDQSy+syjubNF2YzWNEEhqmOEPWAEmglFQXgrCMNGtScZbNiJIyTByp7QQbLUQbQkwX yz9ZrWIB6fMhfgQ0PvU4DyLt1Telx6f1+UklM/uv3ReWXU8N6uvIewDzpu+X5eYuhQ1v DqJfANM+U0t/6wEOjh0lLoa1xiRVzjvLFZKa/WKE4DqEtd5dFRZ225T6yvD+sQhbsW74 2cNY9MOdCJsLs2GCijLp97d+aZEineALzzSyV6BKA6H3RpfbeQxpn0Vq7HrILjBy+X89 ZoRA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1734522295; x=1735127095; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=7dW9tSKSb3CcOFy1YNdY01ABpN6qWxIbLh8Rm1LEF2s=; b=OYTd1hExf9t1a3NolfaMZQnv28VsW6pvPrEnlf3FuCHbGA17pvkHon8SEOU1gNe2uT 6UZwDxaEpyNHxK6WNIqUa26Em3F3YfK39hQyXvbRGlmdS57+N5x/qH08BPgVpPP7M9Zx /6ZZDd6fqGO1VedF21AdzQhI5cbayjWoNdyeIghEwJIQYeFrOWFly7UPJLLbN4nJGIhD cKMsCIbLb3Hx6dkeczNTwcHOeq18b7XxvtgH6lin8z3dUhcHghVbsEXA7VSFZFfBUAfY GPvAmgl8MOOkDcFCdM5IFDyhOrEA77c70wIQRkpfxJVZ5JCwil4/utkMJWuOCxO84h+X xfxg== X-Forwarded-Encrypted: i=1; AJvYcCU88/L3fEU9vkicuXBSkeZKqhuk89eKFWdqXCGQHIcZkv+W90R2KaExgu7F9WUMCVE6jIJ4qbDXcfQxWbNe@vger.kernel.org, AJvYcCUnAlLuC/HlGRtGWle4LxNnK5ovEXQyqL18EBsPrBZ1XN6HD7WyQ89rYy2cp5Uru6pwwi6a3YFb@vger.kernel.org, AJvYcCWSwTNHapt4CL5V85PclAprJoLlYb29XfLhgbavkEo1FQ/tEaviKW2iRbT0he046SALjugRrIYH+BsZ@vger.kernel.org X-Gm-Message-State: AOJu0Yysrq6NWWysNYEGsL51yzfaakISVOxzQsHNXX1MvVYi1RDWZEj1 uxq86ni6BVubgXaO4+cLx46crD8sAW7MIhpYvwCSO+/pQXQSpTNF X-Gm-Gg: ASbGncseIkKUYXUvjRlTOrlQ6Zd8KreovDUFJbmPMS3Oqv3fcibyJi+RlK/s4tkglbE H5cLbhCckIpIWZS4YPtDEIqb9w8iKu5MJM6DVbofDmEufK5cHRMR/C4J6LLcKvk5dHKfWiw/DMN yAtn+uArfFTvziYHyUj8cJenHwUh+P7fSQGQpLs11NkmdUhTkksoob9y31Ovx7cqL2x8xL7wKhE iz4+qfDNCrpZH1QTDZr3Ls/LHIk0DdKWAL43+82iXQlqJQzOqNkgyrZ7Bf0tHuM2gHHAA4k8TxY 4adkGjCNZYnG0333b46zpg== X-Google-Smtp-Source: AGHT+IHONX6Gx0giguOpmTW6fQVk1CaAqSvv5cTzOJz9POkcYbKiTEO3GeqPM6pq2BbnSq8Z/eze6A== X-Received: by 2002:a17:90a:c2c6:b0:2ef:114d:7bf8 with SMTP id 98e67ed59e1d1-2f2e91c13demr3765154a91.6.1734522295379; Wed, 18 Dec 2024 03:44:55 -0800 (PST) Received: from yclu-ubuntu.. (60-250-196-139.hinet-ip.hinet.net. [60.250.196.139]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2f2ed62cddbsm1324362a91.15.2024.12.18.03.44.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Dec 2024 03:44:55 -0800 (PST) From: Joey Lu To: andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, mcoquelin.stm32@gmail.com, richardcochran@gmail.com Cc: alexandre.torgue@foss.st.com, joabreu@synopsys.com, ychuang3@nuvoton.com, schung@nuvoton.com, yclu4@nuvoton.com, peppe.cavallaro@st.com, linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, openbmc@lists.ozlabs.org, linux-stm32@st-md-mailman.stormreply.com, Joey Lu Subject: [PATCH v5 1/3] dt-bindings: net: nuvoton: Add schema for Nuvoton MA35 family GMAC Date: Wed, 18 Dec 2024 19:44:40 +0800 Message-Id: <20241218114442.137884-2-a0987203069@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241218114442.137884-1-a0987203069@gmail.com> References: <20241218114442.137884-1-a0987203069@gmail.com> 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 Create initial schema for Nuvoton MA35 family Gigabit MAC. Signed-off-by: Joey Lu --- .../bindings/net/nuvoton,ma35d1-dwmac.yaml | 126 ++++++++++++++++++ .../devicetree/bindings/net/snps,dwmac.yaml | 1 + 2 files changed, 127 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/nuvoton,ma35d1-dwmac.yaml diff --git a/Documentation/devicetree/bindings/net/nuvoton,ma35d1-dwmac.yaml b/Documentation/devicetree/bindings/net/nuvoton,ma35d1-dwmac.yaml new file mode 100644 index 000000000000..c3f2ad423cc0 --- /dev/null +++ b/Documentation/devicetree/bindings/net/nuvoton,ma35d1-dwmac.yaml @@ -0,0 +1,126 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/nuvoton,ma35d1-dwmac.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Nuvoton DWMAC glue layer controller + +maintainers: + - Joey Lu + +description: + Nuvoton 10/100/1000Mbps Gigabit Ethernet MAC Controller is based on + Synopsys DesignWare MAC (version 3.73a). + +allOf: + - $ref: snps,dwmac.yaml# + +properties: + compatible: + items: + - enum: + - nuvoton,ma35d1-dwmac + + reg: + maxItems: 1 + description: + Register range should be one of the GMAC interface. + + interrupts: + maxItems: 1 + + clocks: + items: + - description: MAC clock + - description: PTP clock + + clock-names: + items: + - const: stmmaceth + - const: ptp_ref + + nuvoton,sys: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - items: + - description: phandle to access syscon registers. + - description: GMAC interface ID. + enum: + - 0 + - 1 + description: + A phandle to the syscon with one argument that configures system registers + for MA35D1's two GMACs. The argument specifies the GMAC interface ID. + + resets: + maxItems: 1 + + reset-names: + items: + - const: stmmaceth + + phy-mode: + enum: + - rmii + - rgmii + - rgmii-id + - rgmii-txid + - rgmii-rxid + + tx-internal-delay-ps: + default: 0 + minimum: 0 + maximum: 2000 + description: + RGMII TX path delay used only when PHY operates in RGMII mode with + internal delay (phy-mode is 'rgmii-id' or 'rgmii-txid') in pico-seconds. + Allowed values are from 0 to 2000. + + rx-internal-delay-ps: + default: 0 + minimum: 0 + maximum: 2000 + description: + RGMII RX path delay used only when PHY operates in RGMII mode with + internal delay (phy-mode is 'rgmii-id' or 'rgmii-rxid') in pico-seconds. + Allowed values are from 0 to 2000. + +required: + - clocks + - clock-names + - nuvoton,sys + - resets + - reset-names + +unevaluatedProperties: false + +examples: + - | + #include + #include + #include + ethernet@40120000 { + compatible = "nuvoton,ma35d1-dwmac"; + reg = <0x40120000 0x10000>; + interrupts = ; + interrupt-names = "macirq"; + clocks = <&clk EMAC0_GATE>, <&clk EPLL_DIV8>; + clock-names = "stmmaceth", "ptp_ref"; + + nuvoton,sys = <&sys 0>; + resets = <&sys MA35D1_RESET_GMAC0>; + reset-names = "stmmaceth"; + + phy-mode = "rgmii-id"; + phy-handle = <ð_phy0>; + mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <1>; + #size-cells = <0>; + + ethernet-phy@0 { + reg = <0>; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml index eb1f3ae41ab9..4bf59ab910cc 100644 --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml @@ -67,6 +67,7 @@ properties: - ingenic,x2000-mac - loongson,ls2k-dwmac - loongson,ls7a-dwmac + - nuvoton,ma35d1-dwmac - qcom,qcs404-ethqos - qcom,sa8775p-ethqos - qcom,sc8280xp-ethqos From patchwork Wed Dec 18 11:44:41 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joey Lu X-Patchwork-Id: 13913544 X-Patchwork-Delegate: kuba@kernel.org Received: from mail-pl1-f172.google.com (mail-pl1-f172.google.com [209.85.214.172]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D08A11AAA23; Wed, 18 Dec 2024 11:44:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.172 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734522301; cv=none; b=itsnv9vvTl1w0og3WXWU4zNnE9dTeS7z5okhkacBEC4sgnpryO6MYnlx/qC1kX2ZrE3Wf3BD6G4fC+0ZA2rxRk/anTeXOXJdAX7nyz3rR2fpc1JSZuoU1J789oL7gTbaQWvrMZKJYC4248U64sI8/RwkscxeasIC+0xsqfrfHZM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734522301; c=relaxed/simple; bh=ZPWWkf8y3PIpl1ZrRUmwZ/M8/KLlJXX6z94I1cyy1oM=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=ouu9IAOr5BPso15L8mQK9R5SLW96JNEDntchGYSsVCO8JUmTzaI5zLOTd5LBe0mAomq4wE5uby5gepYIVet7A1HyAXqU7BFT1+YOti+YoX2+D3edGp76rAJPI8WykYp/fZBUWJ/xJnvmUS/zRoz/BnawPSAP5jgsSCMr0x3HIrw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=j5NOz6Cl; arc=none smtp.client-ip=209.85.214.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="j5NOz6Cl" Received: by mail-pl1-f172.google.com with SMTP id d9443c01a7336-218c80a97caso16957695ad.0; Wed, 18 Dec 2024 03:44:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1734522299; x=1735127099; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Gt4NnAFdXC2reJFPXxH+iGtIQoMQDkVtQ1A5Cdj5rvs=; b=j5NOz6CljPjRnt41+fb7i2/Jump92hK4mn1C2BGwMx7OZVZb4FzrXFhEH5MnYpCVGD ymKLqx4t4htb2UOjouiIxIaxrhCzYD01pn8SZMlEqszx6kPLC2TDo11EkleWjAX+auoW v2Vs0adL4KVSTIjsmjqo8nreKzJaM8wT63fXNPsZ4vfL2sOdCY5+GW9MZdhr21qHINWW KpfK6FW5JO+6g6hFu2bdIQ95POaZ7JJZwLFPyzIQaj4R17IqPsH7Svxh7NVWh6D0oKXi yXCbGTLXE/7Z8XjOe//pQ/H5RQSK7ss9re+Ed6GfVnYQ4JZhI0IYRRekPz2wZYDLGoPp TcDg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1734522299; x=1735127099; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Gt4NnAFdXC2reJFPXxH+iGtIQoMQDkVtQ1A5Cdj5rvs=; b=BM+veUXbUOcfUB4Jy5K/vatno11ofPbmpGESOI2MnRrXwNZOs4+AJQojAWknjEMjYi 5u5oGeuai70xE5MkVb+zAO64D4GrdiVM7AGnF47wc0dF49uUB82y2uh7dsX0eR3k0ufk 7OZCuAO87DgoMWlqprmdRmTWvrInSM7ZB3ePa8jFbLrQCUuPj4Ax+F1NRyjou00drAVY LZ1+Wq/mNcV0AyzggxMDJh/71ZiCGfv7BGwgZlmzdTBDcwuAxCcHeBu2eOlKZSSgF6z4 1UZhxjWtgxAAHlSlpcaEpqH1m3aCa82BnSJbsO+fIjCHy1BbAazNiLyZ/fKC7O2XIwyx GMnw== X-Forwarded-Encrypted: i=1; AJvYcCU3LWPabr/fOnbGPp5q/6tPyv3xSSJ3KXRomFo9/kwWzmXqf/WiAV3Om8Mb3ZBlAnwFbbwiRTyHd3MKpwSd@vger.kernel.org, AJvYcCU8vDAcdu/zCcWyKECUDXR6hjsj9ff8AftOFZ1E4je2sxB6xZJolykfajrHx/nR0lgySGUC2r/5LtUs@vger.kernel.org, AJvYcCXRtInNuyPudv6KNvLI1ojXDfrR7Hsf/NMhsYtHrOkkodUFPMoYnDpapYM0gYoezh4IWivnZHCj@vger.kernel.org X-Gm-Message-State: AOJu0YxWft3WSc0tkYg3kOR0MwFXW8L+f5udjNEd6vdtOvdL+7dW4QoQ Xa4dNwsbLQN3rG4tgTwsHsoKv746bp45ckR7Zmr/k/5oU/dfOYhQ X-Gm-Gg: ASbGnctwthhYgn9a74NFuGbGqa6yH+eHZ3zp8Y6CuVV9OxHpyADmNxIPl1WK8TrZXsb 6efPn3I5Ecl9lzvKXzqeYUvMn7N8OjuAGZHIL/r2Fhwd9PleHmR5rm9xUlloV5LWlX12OOLy5vH Ma/46qZXM+myfPnVtyUyhg6Pa0PHulNCQpJNBlAXcUAuKDBesgNyDqAza/t2xq0iOY+ZXqe4/nX P608CgIzc4E3RB+0GS82k6MVhd/YwhCXB6ojG9ZyY6lZr2VdO6FXaesfAdynddyGY4cmicwafxr emxLB46S9nW/wMTNJC7bVw== X-Google-Smtp-Source: AGHT+IF5Ib/90iPtMR1ImZoOuveUzNiTCwjJb1vOUxqFuNbDY471/cF3KL5yw0aq8vc9EHNJa/MnvA== X-Received: by 2002:a17:90b:2f03:b0:2ee:8619:210b with SMTP id 98e67ed59e1d1-2f2e9378f01mr3756869a91.29.1734522299091; Wed, 18 Dec 2024 03:44:59 -0800 (PST) Received: from yclu-ubuntu.. (60-250-196-139.hinet-ip.hinet.net. [60.250.196.139]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2f2ed62cddbsm1324362a91.15.2024.12.18.03.44.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Dec 2024 03:44:58 -0800 (PST) From: Joey Lu To: andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, mcoquelin.stm32@gmail.com, richardcochran@gmail.com Cc: alexandre.torgue@foss.st.com, joabreu@synopsys.com, ychuang3@nuvoton.com, schung@nuvoton.com, yclu4@nuvoton.com, peppe.cavallaro@st.com, linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, openbmc@lists.ozlabs.org, linux-stm32@st-md-mailman.stormreply.com, Joey Lu Subject: [PATCH v5 2/3] arm64: dts: nuvoton: Add Ethernet nodes Date: Wed, 18 Dec 2024 19:44:41 +0800 Message-Id: <20241218114442.137884-3-a0987203069@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241218114442.137884-1-a0987203069@gmail.com> References: <20241218114442.137884-1-a0987203069@gmail.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add GMAC nodes for our MA35D1 development boards: two RGMII interfaces for SOM board, and one RGMII and one RMII interface for IoT board. Signed-off-by: Joey Lu --- .../boot/dts/nuvoton/ma35d1-iot-512m.dts | 12 +++++ .../boot/dts/nuvoton/ma35d1-som-256m.dts | 10 ++++ arch/arm64/boot/dts/nuvoton/ma35d1.dtsi | 54 +++++++++++++++++++ 3 files changed, 76 insertions(+) diff --git a/arch/arm64/boot/dts/nuvoton/ma35d1-iot-512m.dts b/arch/arm64/boot/dts/nuvoton/ma35d1-iot-512m.dts index 9482bec1aa57..5cc712ae92d8 100644 --- a/arch/arm64/boot/dts/nuvoton/ma35d1-iot-512m.dts +++ b/arch/arm64/boot/dts/nuvoton/ma35d1-iot-512m.dts @@ -18,6 +18,8 @@ aliases { serial12 = &uart12; serial13 = &uart13; serial14 = &uart14; + ethernet0 = &gmac0; + ethernet1 = &gmac1; }; chosen { @@ -126,3 +128,13 @@ &uart14 { pinctrl-0 = <&pinctrl_uart14>; status = "okay"; }; + +&gmac0 { + phy-mode = "rgmii-id"; + status = "okay"; +}; + +&gmac1 { + phy-mode = "rmii"; + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/nuvoton/ma35d1-som-256m.dts b/arch/arm64/boot/dts/nuvoton/ma35d1-som-256m.dts index f6f20a17e501..1d9ac350a1f1 100644 --- a/arch/arm64/boot/dts/nuvoton/ma35d1-som-256m.dts +++ b/arch/arm64/boot/dts/nuvoton/ma35d1-som-256m.dts @@ -18,6 +18,8 @@ aliases { serial12 = &uart12; serial14 = &uart14; serial16 = &uart16; + ethernet0 = &gmac0; + ethernet1 = &gmac1; }; chosen { @@ -129,3 +131,11 @@ &uart16 { pinctrl-0 = <&pinctrl_uart16>; status = "okay"; }; + +&gmac0 { + status = "okay"; +}; + +&gmac1 { + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/nuvoton/ma35d1.dtsi b/arch/arm64/boot/dts/nuvoton/ma35d1.dtsi index e51b98f5bdce..89712e262ee6 100644 --- a/arch/arm64/boot/dts/nuvoton/ma35d1.dtsi +++ b/arch/arm64/boot/dts/nuvoton/ma35d1.dtsi @@ -379,5 +379,59 @@ uart16: serial@40880000 { clocks = <&clk UART16_GATE>; status = "disabled"; }; + + gmac0: ethernet@40120000 { + compatible = "nuvoton,ma35d1-dwmac"; + reg = <0x0 0x40120000 0x0 0x10000>; + interrupts = ; + interrupt-names = "macirq"; + clocks = <&clk EMAC0_GATE>, <&clk EPLL_DIV8>; + clock-names = "stmmaceth", "ptp_ref"; + + nuvoton,sys = <&sys 0>; + resets = <&sys MA35D1_RESET_GMAC0>; + reset-names = "stmmaceth"; + + phy-mode = "rgmii-id"; + phy-handle = <ð_phy0>; + status = "disabled"; + + mdio0: mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <1>; + #size-cells = <0>; + + eth_phy0: ethernet-phy@0 { + reg = <0>; + }; + }; + }; + + gmac1: ethernet@40130000 { + compatible = "nuvoton,ma35d1-dwmac"; + reg = <0x0 0x40130000 0x0 0x10000>; + interrupts = ; + interrupt-names = "macirq"; + clocks = <&clk EMAC1_GATE>, <&clk EPLL_DIV8>; + clock-names = "stmmaceth", "ptp_ref"; + + nuvoton,sys = <&sys 1>; + resets = <&sys MA35D1_RESET_GMAC1>; + reset-names = "stmmaceth"; + + phy-mode = "rgmii-id"; + phy-handle = <ð_phy1>; + status = "disabled"; + + mdio1: mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <1>; + #size-cells = <0>; + + eth_phy1: ethernet-phy@1 { + reg = <1>; + }; + }; + }; }; }; From patchwork Wed Dec 18 11:44:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joey Lu X-Patchwork-Id: 13913545 X-Patchwork-Delegate: kuba@kernel.org Received: from mail-pg1-f181.google.com (mail-pg1-f181.google.com [209.85.215.181]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 75B561ACEBE; Wed, 18 Dec 2024 11:45:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.181 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734522305; cv=none; b=UAiHJ+9yxVeuA7+1pSS2K0hpDxh2S7tYL3Vjkz4itkNMf+zSE8xN0bV479hBNqhzabqY4eWVmcyvHJWmV/jkjkc3p3vQDYzZvWL+KzUdYGai2wRcR3anLMv8+cG+vd4azbvEvvvehwcQfUYyPC+yuZz7KbVikDNBAqkASL0+Bi0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734522305; c=relaxed/simple; bh=Tcsg9YBMMbw+e9psh+5Rs6eqBJypw6W5zJ+foYW9aWg=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=op0qQb8aT+8TUU0MfkRxAs6WdwJyMYsUh7Aju4uKvKLjj3TNMXJ0RbZsHHMNMgbJLBxZsTjM4VTgPgDNL+7/csj0newYWR3F33Fd+WgyTdcnZfi3OQy+/F4DyABEJIsm/sYZ4PZqt7CrxYHN75mc/yOh3lDYEEhFIPZNz/FnUfI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=VYBLF7pl; arc=none smtp.client-ip=209.85.215.181 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="VYBLF7pl" Received: by mail-pg1-f181.google.com with SMTP id 41be03b00d2f7-801c8164ef9so510792a12.1; Wed, 18 Dec 2024 03:45:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1734522303; x=1735127103; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=NiozAIbAch5ehbFvYachJlRvMKlUEEfH30ZvBdsBbJM=; b=VYBLF7plgO+MQx+EQGQmRudWecioG+Bz52P/0grpiGtY89/Ik/jVc/9XmoyGN//b+H BGgp+wTo015WllMhcvEGgQ2IZHqfLCQEy10IdD/hBdAhf/DdXIpTHWJ1SRfHQWdRv4p+ PxWhRT/osPjrGGd0D06MmVFAcjK5WMGRh6EkZORVkrwONTjjZcnowMKkG1tc5SdnH3G7 9hIqO6oJARDzDYPQKyOaARKFMFbd/PxbijcS27m4THppqzQhst10EgdQxgMQ8Pw86uj3 7fdfDhbQERZDmmON/BfqrVXpggcZWKSKliPQH+HLI/I+jDPgTljH1vYlkBUQzWdYUmf5 wytw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1734522303; x=1735127103; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=NiozAIbAch5ehbFvYachJlRvMKlUEEfH30ZvBdsBbJM=; b=nKAYspH925Jfwga/jsuQ636mWg4tjt34ztHwKxuOFJa4qzJPAO7TzH3FzgHOAgqC59 P1NC+bAJdyuXgfSfdIrloQT0uAtEsFL+sqfUI3O3AAQw6yW6LRyImzcNSko6zofx9csq fjcU83LA9ajsdSaHDUlnRpOdoxuu5vTFWxHTzhTxZMDTmst9QqZKndLk5lpN0or0b+0P KtHQIw1L51GA1/YMTGO0t+LOIrFS7xbcmNUTkJhID1cUexlKgQdDGwX9u0xwq26P08un WjaGg9JGs6OfB24YSvAU6wVdhD4X4F0AOEUQeEXNkoDohQ4ngb0mW51F0gFKTJTkdAHD Owbw== X-Forwarded-Encrypted: i=1; AJvYcCUuOrIfTaHCjui0BDpmc8DCGGRuW/A5fW+6WPehHPiSy5U8nLwl9Eo7qMJl8ESaOuTlis8jcNxM@vger.kernel.org, AJvYcCUxksuPeZeVae5XS8MXFoX3Ou6exRX43yZwxOJERS21EUOUqO1XqrFnbkwphrTjb2gmV5tSqvf/6nhklqrq@vger.kernel.org, AJvYcCXOcMuT6fdna542i1YJJGEyf1j/cszrBr6sccVy6w8Hx0zV7TT/oiAMtknbuB1GF/3GvgcA8k9DCb7o@vger.kernel.org X-Gm-Message-State: AOJu0YwaaisJn/a0DUHGJ/7wnnMnyDFvar1Zz5eQDWFMXhchDKuS+wVq D66SKy+IuZA4o1+n9SePDsJfenJd3HdSdNtdaEDcdWM1GP+5e/BR X-Gm-Gg: ASbGncvWOkGziz74we+7KeIdgFwqj4TIQncZcWunvorkIoSvqpDwM70t6DN+91FPFp8 fkYQLhWYr94P9HKi0ogqyK2BBaluXvudaG0NZeGO3bxCbEDs+c8n+04kjss/17tcMzzNGwUjyAo plrHHLfYlx2Ohpu/a2hxN7M7yz8shzgaCAbWRjLZKX4wAVIX1IZqjasd0y4j99CRgou6gChkR+Z 2pso6Z/K0BMk7yDrVG2l21pptffIoOrfujkIvLPHriPyzFy7wSh8ilZvnI/6v126kz4R5F5G0K+ sCaRUgxKVLWAf4oFlWnB7A== X-Google-Smtp-Source: AGHT+IE6625a3zz+jwuwR+ZM2W8rdYS+MlxZLIdkTumi+AeaBxvzwCMuG/fLPvKuIAteZsDbVs/QmQ== X-Received: by 2002:a17:90b:1e4c:b0:2ee:e2f6:8abc with SMTP id 98e67ed59e1d1-2f2d87f672fmr9972766a91.10.1734522302783; Wed, 18 Dec 2024 03:45:02 -0800 (PST) Received: from yclu-ubuntu.. (60-250-196-139.hinet-ip.hinet.net. [60.250.196.139]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2f2ed62cddbsm1324362a91.15.2024.12.18.03.44.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Dec 2024 03:45:02 -0800 (PST) From: Joey Lu To: andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, mcoquelin.stm32@gmail.com, richardcochran@gmail.com Cc: alexandre.torgue@foss.st.com, joabreu@synopsys.com, ychuang3@nuvoton.com, schung@nuvoton.com, yclu4@nuvoton.com, peppe.cavallaro@st.com, linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, openbmc@lists.ozlabs.org, linux-stm32@st-md-mailman.stormreply.com, Joey Lu Subject: [PATCH v5 3/3] net: stmmac: dwmac-nuvoton: Add dwmac glue for Nuvoton MA35 family Date: Wed, 18 Dec 2024 19:44:42 +0800 Message-Id: <20241218114442.137884-4-a0987203069@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241218114442.137884-1-a0987203069@gmail.com> References: <20241218114442.137884-1-a0987203069@gmail.com> 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 support for Gigabit Ethernet on Nuvoton MA35 series using dwmac driver. Signed-off-by: Joey Lu --- drivers/net/ethernet/stmicro/stmmac/Kconfig | 11 ++ drivers/net/ethernet/stmicro/stmmac/Makefile | 1 + .../ethernet/stmicro/stmmac/dwmac-nuvoton.c | 182 ++++++++++++++++++ 3 files changed, 194 insertions(+) create mode 100644 drivers/net/ethernet/stmicro/stmmac/dwmac-nuvoton.c diff --git a/drivers/net/ethernet/stmicro/stmmac/Kconfig b/drivers/net/ethernet/stmicro/stmmac/Kconfig index 6658536a4e17..c8cbc0ec1311 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Kconfig +++ b/drivers/net/ethernet/stmicro/stmmac/Kconfig @@ -121,6 +121,17 @@ config DWMAC_MESON the stmmac device driver. This driver is used for Meson6, Meson8, Meson8b and GXBB SoCs. +config DWMAC_NUVOTON + tristate "Nuvoton MA35 dwmac support" + default ARCH_MA35 + depends on OF && (ARCH_MA35 || COMPILE_TEST) + select MFD_SYSCON + help + Support for Ethernet controller on Nuvoton MA35 series SoC. + + This selects the Nuvoton MA35 series SoC glue layer support + for the stmmac device driver. + config DWMAC_QCOM_ETHQOS tristate "Qualcomm ETHQOS support" default ARCH_QCOM diff --git a/drivers/net/ethernet/stmicro/stmmac/Makefile b/drivers/net/ethernet/stmicro/stmmac/Makefile index 2389fd261344..9812b824459f 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Makefile +++ b/drivers/net/ethernet/stmicro/stmmac/Makefile @@ -19,6 +19,7 @@ obj-$(CONFIG_DWMAC_IPQ806X) += dwmac-ipq806x.o obj-$(CONFIG_DWMAC_LPC18XX) += dwmac-lpc18xx.o obj-$(CONFIG_DWMAC_MEDIATEK) += dwmac-mediatek.o obj-$(CONFIG_DWMAC_MESON) += dwmac-meson.o dwmac-meson8b.o +obj-$(CONFIG_DWMAC_NUVOTON) += dwmac-nuvoton.o obj-$(CONFIG_DWMAC_QCOM_ETHQOS) += dwmac-qcom-ethqos.o obj-$(CONFIG_DWMAC_ROCKCHIP) += dwmac-rk.o obj-$(CONFIG_DWMAC_RZN1) += dwmac-rzn1.o diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-nuvoton.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-nuvoton.c new file mode 100644 index 000000000000..c5b8933c1f44 --- /dev/null +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-nuvoton.c @@ -0,0 +1,182 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Nuvoton DWMAC specific glue layer + * + * Copyright (C) 2024 Nuvoton Technology Corp. + * + * Author: Joey Lu + */ + +#include +#include +#include +#include +#include +#include + +#include "stmmac.h" +#include "stmmac_platform.h" + +#define REG_SYS_GMAC0MISCR 0x108 +#define REG_SYS_GMAC1MISCR 0x10C + +#define MISCR_RMII BIT(0) + +/* 2000ps is mapped to 0 ~ 0xF */ +#define PATH_DELAY_DEC 134 +#define TX_DELAY_OFFSET 16 +#define TX_DELAY_MASK GENMASK(19, 16) +#define RX_DELAY_OFFSET 20 +#define RX_DELAY_MASK GENMASK(23, 20) + +struct nvt_priv_data { + struct platform_device *pdev; + struct regmap *regmap; +}; + +static struct nvt_priv_data * +nuvoton_gmac_setup(struct platform_device *pdev, struct plat_stmmacenet_data *plat) +{ + struct device *dev = &pdev->dev; + struct nvt_priv_data *bsp_priv; + phy_interface_t phy_mode; + u32 tx_delay, rx_delay; + u32 macid, arg, reg; + + bsp_priv = devm_kzalloc(dev, sizeof(*bsp_priv), GFP_KERNEL); + if (!bsp_priv) + return ERR_PTR(-ENOMEM); + + bsp_priv->regmap = + syscon_regmap_lookup_by_phandle_args(dev->of_node, "nuvoton,sys", 1, &macid); + if (IS_ERR(bsp_priv->regmap)) { + dev_err_probe(dev, PTR_ERR(bsp_priv->regmap), "Failed to get sys register\n"); + return ERR_PTR(-ENODEV); + } + if (macid > 1) { + dev_err_probe(dev, -EINVAL, "Invalid sys arguments\n"); + return ERR_PTR(-EINVAL); + } + + if (of_property_read_u32(dev->of_node, "tx-internal-delay-ps", &arg)) { + tx_delay = 0; /* Default value is 0 */ + } else { + if (arg <= 2000) { + tx_delay = (arg == 2000) ? 0xF : (arg / PATH_DELAY_DEC); + dev_dbg(dev, "Set Tx path delay to 0x%x\n", tx_delay); + } else { + dev_err(dev, "Invalid Tx path delay argument.\n"); + return ERR_PTR(-EINVAL); + } + } + if (of_property_read_u32(dev->of_node, "rx-internal-delay-ps", &arg)) { + rx_delay = 0; /* Default value is 0 */ + } else { + if (arg <= 2000) { + rx_delay = (arg == 2000) ? 0xF : (arg / PATH_DELAY_DEC); + dev_dbg(dev, "Set Rx path delay to 0x%x\n", rx_delay); + } else { + dev_err(dev, "Invalid Rx path delay argument.\n"); + return ERR_PTR(-EINVAL); + } + } + + regmap_read(bsp_priv->regmap, + macid == 0 ? REG_SYS_GMAC0MISCR : REG_SYS_GMAC1MISCR, ®); + reg &= ~(TX_DELAY_MASK | RX_DELAY_MASK); + + if (of_get_phy_mode(pdev->dev.of_node, &phy_mode)) { + dev_err(dev, "missing phy mode property\n"); + return ERR_PTR(-EINVAL); + } + + switch (phy_mode) { + case PHY_INTERFACE_MODE_RGMII: + case PHY_INTERFACE_MODE_RGMII_ID: + case PHY_INTERFACE_MODE_RGMII_RXID: + case PHY_INTERFACE_MODE_RGMII_TXID: + reg &= ~MISCR_RMII; + break; + case PHY_INTERFACE_MODE_RMII: + reg |= MISCR_RMII; + break; + default: + dev_err(dev, "Unsupported phy-mode (%d)\n", phy_mode); + return ERR_PTR(-EINVAL); + } + + if (!(reg & MISCR_RMII)) { + reg |= tx_delay << TX_DELAY_OFFSET; + reg |= rx_delay << RX_DELAY_OFFSET; + } + + regmap_write(bsp_priv->regmap, + macid == 0 ? REG_SYS_GMAC0MISCR : REG_SYS_GMAC1MISCR, reg); + + bsp_priv->pdev = pdev; + + return bsp_priv; +} + +static int nuvoton_gmac_probe(struct platform_device *pdev) +{ + struct plat_stmmacenet_data *plat_dat; + struct stmmac_resources stmmac_res; + int ret; + + ret = stmmac_get_platform_resources(pdev, &stmmac_res); + if (ret) + return ret; + + plat_dat = devm_stmmac_probe_config_dt(pdev, stmmac_res.mac); + if (IS_ERR(plat_dat)) + return PTR_ERR(plat_dat); + + /* Nuvoton DWMAC configs */ + plat_dat->has_gmac = 1; + plat_dat->tx_fifo_size = 2048; + plat_dat->rx_fifo_size = 4096; + plat_dat->multicast_filter_bins = 0; + plat_dat->unicast_filter_entries = 8; + plat_dat->flags &= ~STMMAC_FLAG_USE_PHY_WOL; + + plat_dat->bsp_priv = nuvoton_gmac_setup(pdev, plat_dat); + if (IS_ERR(plat_dat->bsp_priv)) { + ret = PTR_ERR(plat_dat->bsp_priv); + return ret; + } + + ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res); + if (ret) + return ret; + + /* The PMT flag is determined by the RWK property. + * However, our hardware is configured to support only MGK. + * This is an override on PMT to enable WoL capability. + */ + plat_dat->pmt = 1; + device_set_wakeup_capable(&pdev->dev, 1); + + return 0; +} + +static const struct of_device_id nuvoton_dwmac_match[] = { + { .compatible = "nuvoton,ma35d1-dwmac"}, + { } +}; +MODULE_DEVICE_TABLE(of, nuvoton_dwmac_match); + +static struct platform_driver nuvoton_dwmac_driver = { + .probe = nuvoton_gmac_probe, + .remove = stmmac_pltfr_remove, + .driver = { + .name = "nuvoton-dwmac", + .pm = &stmmac_pltfr_pm_ops, + .of_match_table = nuvoton_dwmac_match, + }, +}; +module_platform_driver(nuvoton_dwmac_driver); + +MODULE_AUTHOR("Joey Lu "); +MODULE_DESCRIPTION("Nuvoton DWMAC specific glue layer"); +MODULE_LICENSE("GPL v2");