From patchwork Wed Nov 22 08:59:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nikita Shubin via B4 Relay X-Patchwork-Id: 13464263 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 607D03C685; Wed, 22 Nov 2023 09:01:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="naPa0gf7" Received: by smtp.kernel.org (Postfix) with ESMTPS id 385ECC116B5; Wed, 22 Nov 2023 09:01:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1700643675; bh=QElf92ve25lXN1JZiFHBfLmXRGqOOHFIk5fOxWOua4A=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=naPa0gf7buT8C2uR30380hY64fTfq11rdqNn4lve5cz54dH/1Uy7p6fSMP3K4Zygy Kd9CB9hCw4tVxmtXvYWpsFFeP9Uiwx9tbb6f03Jl4yNydN5NwDxPCmMrfC5FWnZw5z zfHx2DwMzh+3lyFnQyzxkcPQTixcWlVPi7AQFcYu98w40cb1IB1LTEe71Zsgde/Qdy uuR5TgFD0lh7EfSz8xZTHkC+T8HOK2L83ZuXt/CYe5zd96p8SNKhT+JJtZQRpFVLZQ UgSZOU1q4yOfmWdaAo5wRZrnti8CPAT9yBrSHwlocd7s8zEGXQeEl1ao7H5j7kCU75 SEc1xaL4lHsPw== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 27EE4C61D9C; Wed, 22 Nov 2023 09:01:15 +0000 (UTC) From: Nikita Shubin via B4 Relay Date: Wed, 22 Nov 2023 11:59:54 +0300 Subject: [PATCH v5 16/39] dt-bindings: net: Add Cirrus EP93xx Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231122-ep93xx-v5-16-d59a76d5df29@maquefel.me> References: <20231122-ep93xx-v5-0-d59a76d5df29@maquefel.me> In-Reply-To: <20231122-ep93xx-v5-0-d59a76d5df29@maquefel.me> To: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alexander Sverdlin , Nikita Shubin Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Alexander Sverdlin , Krzysztof Kozlowski X-Mailer: b4 0.13-dev-e3e53 X-Developer-Signature: v=1; a=ed25519-sha256; t=1700643671; l=2030; i=nikita.shubin@maquefel.me; s=20230718; h=from:subject:message-id; bh=FinMyeys++S17z45OrZP4NQjjACfz96xCTLZUAMWD/g=; =?utf-8?q?b=3DF8+ELtjmnuCP?= =?utf-8?q?ZtYCB1QImM6IYmll3jBcregRPVPQRWj8eENqZ7T5A5SoXRVAjeCaYsCm1JiYRRNu?= VWkOhY5UDVxodAsV9OSoxCakXQApdWNfSPw1ZoTvkaP+D1q/uXZo X-Developer-Key: i=nikita.shubin@maquefel.me; a=ed25519; pk=vqf5YIUJ7BJv3EJFaNNxWZgGuMgDH6rwufTLflwU9ac= X-Endpoint-Received: by B4 Relay for nikita.shubin@maquefel.me/20230718 with auth_id=65 X-Original-From: Nikita Shubin Reply-To: X-Patchwork-Delegate: kuba@kernel.org From: Nikita Shubin Add YAML bindings for ep93xx SoC Ethernet Controller. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Nikita Shubin --- .../devicetree/bindings/net/cirrus,ep9301-eth.yaml | 59 ++++++++++++++++++++++ 1 file changed, 59 insertions(+) diff --git a/Documentation/devicetree/bindings/net/cirrus,ep9301-eth.yaml b/Documentation/devicetree/bindings/net/cirrus,ep9301-eth.yaml new file mode 100644 index 000000000000..ad0915307095 --- /dev/null +++ b/Documentation/devicetree/bindings/net/cirrus,ep9301-eth.yaml @@ -0,0 +1,59 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/cirrus,ep9301-eth.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: EP93xx SoC Ethernet Controller + +maintainers: + - Alexander Sverdlin + - Nikita Shubin + +allOf: + - $ref: ethernet-controller.yaml# + +properties: + compatible: + oneOf: + - const: cirrus,ep9301-eth + - items: + - enum: + - cirrus,ep9302-eth + - cirrus,ep9307-eth + - cirrus,ep9312-eth + - cirrus,ep9315-eth + - const: cirrus,ep9301-eth + + reg: + items: + - description: The physical base address and size of IO range + + interrupts: + items: + - description: Combined signal for various interrupt events + + phy-handle: true + + mdio: + $ref: mdio.yaml# + unevaluatedProperties: false + description: optional node for embedded MDIO controller + +required: + - compatible + - reg + - interrupts + - phy-handle + +additionalProperties: false + +examples: + - | + ethernet@80010000 { + compatible = "cirrus,ep9301-eth"; + reg = <0x80010000 0x10000>; + interrupt-parent = <&vic1>; + interrupts = <7>; + phy-handle = <&phy0>; + }; From patchwork Wed Nov 22 08:59:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nikita Shubin via B4 Relay X-Patchwork-Id: 13464264 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 62D8A3C69B for ; Wed, 22 Nov 2023 09:01:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="fATj2p9q" Received: by smtp.kernel.org (Postfix) with ESMTPS id 46A8DC4AF5E; Wed, 22 Nov 2023 09:01:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1700643675; bh=jUp23sLyZF2ZiQtXRJ5Qs3WUcDXhAHo6TBkYOOsV0MI=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=fATj2p9qoGNfI/s6bODUrFypUVSFlQt5EHL84BhKVjrPXNoB39oL0sef6JG2k7fL1 RCfy/Gp6UL7xKfWryp4wY6cKihoF/JGVpHwdPRwZR1Er1vER7z0zo0V9Y9TwOhTQvs PUuoJ1wfm+qSLLOYXOGwZenwOZzpKk4WSXnARLcfBVQQPVzXAGUX8oeBxccIR23rV+ O+B24eT5+ag5prUUOdYy+0NK+/fNIXeiZodCOdpD9hLhneMzCD7bJJ+5WdIrCw6b9R GRzCyQjHpCTTzO5zwd/DCjeBb0NaKQhcfzx8F8ARVMMQT99BcnqUAIRD5mWFho7m+X zZjlJnyMaJCCg== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 34720C61D9D; Wed, 22 Nov 2023 09:01:15 +0000 (UTC) From: Nikita Shubin via B4 Relay Date: Wed, 22 Nov 2023 11:59:55 +0300 Subject: [PATCH v5 17/39] net: cirrus: add DT support for Cirrus EP93xx Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231122-ep93xx-v5-17-d59a76d5df29@maquefel.me> References: <20231122-ep93xx-v5-0-d59a76d5df29@maquefel.me> In-Reply-To: <20231122-ep93xx-v5-0-d59a76d5df29@maquefel.me> To: Hartley Sweeten , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Alexander Sverdlin , Andrew Lunn X-Mailer: b4 0.13-dev-e3e53 X-Developer-Signature: v=1; a=ed25519-sha256; t=1700643671; l=4248; i=nikita.shubin@maquefel.me; s=20230718; h=from:subject:message-id; bh=Jsr2Z57/1zzjxnodjeFhBhk8dpD7lZ/Sm2ymHhuQVGM=; =?utf-8?q?b=3D9pjWKpAD7FKZ?= =?utf-8?q?sto7rhb4p4w2coguelUdAbhvpt2T2Yq7FGIGYi8g6RkJyz68L7uOa8aOefJAloel?= 02SmdDgWBz1YHde96fTJBs8pHYG3y87Y5DbV/x7CbysNGqriDtV8 X-Developer-Key: i=nikita.shubin@maquefel.me; a=ed25519; pk=vqf5YIUJ7BJv3EJFaNNxWZgGuMgDH6rwufTLflwU9ac= X-Endpoint-Received: by B4 Relay for nikita.shubin@maquefel.me/20230718 with auth_id=65 X-Original-From: Nikita Shubin Reply-To: X-Patchwork-Delegate: kuba@kernel.org From: Nikita Shubin - add OF ID match table - get phy_id from the device tree, as part of mdio - copy_addr is now always used, as there is no SoC/board that aren't - dropped platform header Reviewed-by: Andrew Lunn Tested-by: Alexander Sverdlin Reviewed-by: Linus Walleij Signed-off-by: Nikita Shubin --- drivers/net/ethernet/cirrus/ep93xx_eth.c | 63 ++++++++++++++++---------------- 1 file changed, 32 insertions(+), 31 deletions(-) diff --git a/drivers/net/ethernet/cirrus/ep93xx_eth.c b/drivers/net/ethernet/cirrus/ep93xx_eth.c index 1c2a540db13d..2a58af5fc288 100644 --- a/drivers/net/ethernet/cirrus/ep93xx_eth.c +++ b/drivers/net/ethernet/cirrus/ep93xx_eth.c @@ -17,12 +17,11 @@ #include #include #include +#include #include #include #include -#include - #define DRV_MODULE_NAME "ep93xx-eth" #define RX_QUEUE_ENTRIES 64 @@ -738,25 +737,6 @@ static const struct net_device_ops ep93xx_netdev_ops = { .ndo_set_mac_address = eth_mac_addr, }; -static struct net_device *ep93xx_dev_alloc(struct ep93xx_eth_data *data) -{ - struct net_device *dev; - - dev = alloc_etherdev(sizeof(struct ep93xx_priv)); - if (dev == NULL) - return NULL; - - eth_hw_addr_set(dev, data->dev_addr); - - dev->ethtool_ops = &ep93xx_ethtool_ops; - dev->netdev_ops = &ep93xx_netdev_ops; - - dev->features |= NETIF_F_SG | NETIF_F_HW_CSUM; - - return dev; -} - - static void ep93xx_eth_remove(struct platform_device *pdev) { struct net_device *dev; @@ -786,27 +766,47 @@ static void ep93xx_eth_remove(struct platform_device *pdev) static int ep93xx_eth_probe(struct platform_device *pdev) { - struct ep93xx_eth_data *data; struct net_device *dev; struct ep93xx_priv *ep; struct resource *mem; + void __iomem *base_addr; + struct device_node *np; + u32 phy_id; int irq; int err; if (pdev == NULL) return -ENODEV; - data = dev_get_platdata(&pdev->dev); mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); irq = platform_get_irq(pdev, 0); if (!mem || irq < 0) return -ENXIO; - dev = ep93xx_dev_alloc(data); + base_addr = ioremap(mem->start, resource_size(mem)); + if (!base_addr) + return dev_err_probe(&pdev->dev, -EIO, "Failed to ioremap ethernet registers\n"); + + np = of_parse_phandle(pdev->dev.of_node, "phy-handle", 0); + if (!np) + return dev_err_probe(&pdev->dev, -ENODEV, "Please provide \"phy-handle\"\n"); + + err = of_property_read_u32(np, "reg", &phy_id); + of_node_put(np); + if (err) + return dev_err_probe(&pdev->dev, -ENOENT, "Failed to locate \"phy_id\"\n"); + + dev = alloc_etherdev(sizeof(struct ep93xx_priv)); if (dev == NULL) { err = -ENOMEM; goto err_out; } + + eth_hw_addr_set(dev, base_addr + 0x50); + dev->ethtool_ops = &ep93xx_ethtool_ops; + dev->netdev_ops = &ep93xx_netdev_ops; + dev->features |= NETIF_F_SG | NETIF_F_HW_CSUM; + ep = netdev_priv(dev); ep->dev = dev; SET_NETDEV_DEV(dev, &pdev->dev); @@ -822,15 +822,10 @@ static int ep93xx_eth_probe(struct platform_device *pdev) goto err_out; } - ep->base_addr = ioremap(mem->start, resource_size(mem)); - if (ep->base_addr == NULL) { - dev_err(&pdev->dev, "Failed to ioremap ethernet registers\n"); - err = -EIO; - goto err_out; - } + ep->base_addr = base_addr; ep->irq = irq; - ep->mii.phy_id = data->phy_id; + ep->mii.phy_id = phy_id; ep->mii.phy_id_mask = 0x1f; ep->mii.reg_num_mask = 0x1f; ep->mii.dev = dev; @@ -857,12 +852,18 @@ static int ep93xx_eth_probe(struct platform_device *pdev) return err; } +static const struct of_device_id ep93xx_eth_of_ids[] = { + { .compatible = "cirrus,ep9301-eth" }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, ep93xx_eth_of_ids); static struct platform_driver ep93xx_eth_driver = { .probe = ep93xx_eth_probe, .remove_new = ep93xx_eth_remove, .driver = { .name = "ep93xx-eth", + .of_match_table = ep93xx_eth_of_ids, }, };