From patchwork Mon Sep 9 15:14:41 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Machon X-Patchwork-Id: 13797233 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B12B8ECE57A for ; Mon, 9 Sep 2024 15:17:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:CC:To:In-Reply-To:References :Message-ID:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=V0KHL7ijsFd9WlQuR6grIj5uePg/R65tjW/q9feGaG4=; b=Q76POW9gc7yXiAKRswv7SiBc67 jeKk6icrdREbcYIs2p8BZjLG15gqiPUn2TBa8H16gsEKcUWfBnPHYkQnDErAXlHhNgziB0aYBgKSv RdUvteSscqghNFrHvNl2/a3sbyB9bE30xi9zMI+V7/J40CWHBCnqpgL/1h9xIdRehPTrnEOXac//u nBoZupZO9qVt1yTmPnguT9CvF38QXh3sOQp2nsUioWIVu1jWOJ/Sa/nGpH3fdibQW7NkcnmWqD5PK 3VBD6Sr7aVPZ/6dCYojTz+9BvW3gokiU7wFJilXhCU940WIpsne9+jwwp7UpMuPJvh3qzOYgqNz79 Q6O4wccg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sng8j-00000002QgT-3jqN; Mon, 09 Sep 2024 15:17:17 +0000 Received: from esa.microchip.iphmx.com ([68.232.153.233]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sng6s-00000002QDJ-2pG9; Mon, 09 Sep 2024 15:15:24 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1725894923; x=1757430923; h=from:date:subject:mime-version:content-transfer-encoding: message-id:references:in-reply-to:to:cc; bh=pbm+e8RlELy0SuLLhozJgphfQNaU2znVcUGcpSphMQ0=; b=HK8iw3TpXf4CpzJuovfUdV7xSqDWMlORswFzajJi7EwSj5SmAjFGvcxY SmGR4xPg+X18cI+FhlVplNbekAoRPAo1nOCnyoFBrgCZfZhmuGnyO6RsN vBAcXDHgpcH0CmsKngUyDxbEKnLk+kL9rqfYrC9iE4FBIPyFNKAR/FXFe hetV2o7rfrSoW4Z+lIx0r22J1kRJbWJV3eBece3oDGhrhZ+CICaxL+63a MApH/BPldNyKC+rkrtO5aYByc7gVVfGQrCpkzjZKM1jMBfIkCQF7r/FNk 0gytCd4LQXK1joBBe4zTfBhoC0TnjeJ3yUxs6R5KTK/TNn4aMAo1/GUVY w==; X-CSE-ConnectionGUID: /ltMKKTeRqSXWxXLFfJz/g== X-CSE-MsgGUID: Yr4XJKMqRJuGa9jUd/4l+A== X-IronPort-AV: E=Sophos;i="6.10,214,1719903600"; d="scan'208";a="31514494" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa3.microchip.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 09 Sep 2024 08:15:21 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Mon, 9 Sep 2024 08:14:56 -0700 Received: from DEN-DL-M70577.microchip.com (10.10.85.11) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2507.35 via Frontend Transport; Mon, 9 Sep 2024 08:14:54 -0700 From: Daniel Machon Date: Mon, 9 Sep 2024 17:14:41 +0200 Subject: [PATCH v2 1/9] phy: sparx5-serdes: add support for private match data MIME-Version: 1.0 Message-ID: <20240909-sparx5-lan969x-serdes-driver-v2-1-d695bcb57b84@microchip.com> References: <20240909-sparx5-lan969x-serdes-driver-v2-0-d695bcb57b84@microchip.com> In-Reply-To: <20240909-sparx5-lan969x-serdes-driver-v2-0-d695bcb57b84@microchip.com> To: Vinod Koul , Kishon Vijay Abraham I , Lars Povlsen , Steen Hegelund , , Rob Herring , Krzysztof Kozlowski , Conor Dooley CC: , , , X-Mailer: b4 0.14-dev X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240909_081522_776864_89FF0D5F X-CRM114-Status: GOOD ( 15.59 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org In order to reuse the existing Sparx5 SERDES driver for lan969x, we add support for private match data, with initial fields for the iomap and imap_size. Signed-off-by: Daniel Machon Reviewed-by: Steen Hegelund --- drivers/phy/microchip/sparx5_serdes.c | 16 +++++++++++++--- drivers/phy/microchip/sparx5_serdes.h | 6 ++++++ 2 files changed, 19 insertions(+), 3 deletions(-) diff --git a/drivers/phy/microchip/sparx5_serdes.c b/drivers/phy/microchip/sparx5_serdes.c index 7cb85029fab3..5427e8627a78 100644 --- a/drivers/phy/microchip/sparx5_serdes.c +++ b/drivers/phy/microchip/sparx5_serdes.c @@ -2507,6 +2507,11 @@ static struct sparx5_serdes_io_resource sparx5_serdes_iomap[] = { { TARGET_SD_LANE_25G + 7, 0x5c8000 }, /* 0x610dd0000: sd_lane_25g_32 */ }; +static const struct sparx5_serdes_match_data sparx5_desc = { + .iomap = sparx5_serdes_iomap, + .iomap_size = ARRAY_SIZE(sparx5_serdes_iomap), +}; + /* Client lookup function, uses serdes index */ static struct phy *sparx5_serdes_xlate(struct device *dev, const struct of_phandle_args *args) @@ -2555,6 +2560,10 @@ static int sparx5_serdes_probe(struct platform_device *pdev) platform_set_drvdata(pdev, priv); priv->dev = &pdev->dev; + priv->data = device_get_match_data(priv->dev); + if (!priv->data) + return -EINVAL; + /* Get coreclock */ clk = devm_clk_get(priv->dev, NULL); if (IS_ERR(clk)) { @@ -2579,8 +2588,9 @@ static int sparx5_serdes_probe(struct platform_device *pdev) iores->name); return -ENOMEM; } - for (idx = 0; idx < ARRAY_SIZE(sparx5_serdes_iomap); idx++) { - struct sparx5_serdes_io_resource *iomap = &sparx5_serdes_iomap[idx]; + for (idx = 0; idx < priv->data->iomap_size; idx++) { + const struct sparx5_serdes_io_resource *iomap = + &priv->data->iomap[idx]; priv->regs[iomap->id] = iomem + iomap->offset; } @@ -2599,7 +2609,7 @@ static int sparx5_serdes_probe(struct platform_device *pdev) } static const struct of_device_id sparx5_serdes_match[] = { - { .compatible = "microchip,sparx5-serdes" }, + { .compatible = "microchip,sparx5-serdes", .data = &sparx5_desc }, { } }; MODULE_DEVICE_TABLE(of, sparx5_serdes_match); diff --git a/drivers/phy/microchip/sparx5_serdes.h b/drivers/phy/microchip/sparx5_serdes.h index 13f94a29225a..128f8c53172f 100644 --- a/drivers/phy/microchip/sparx5_serdes.h +++ b/drivers/phy/microchip/sparx5_serdes.h @@ -26,11 +26,17 @@ enum sparx5_serdes_mode { SPX5_SD_MODE_SFI, }; +struct sparx5_serdes_match_data { + const struct sparx5_serdes_io_resource *iomap; + int iomap_size; +}; + struct sparx5_serdes_private { struct device *dev; void __iomem *regs[NUM_TARGETS]; struct phy *phys[SPX5_SERDES_MAX]; unsigned long coreclock; + const struct sparx5_serdes_match_data *data; }; struct sparx5_serdes_macro {