From patchwork Wed Oct 30 13:53:45 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiaxun Yang X-Patchwork-Id: 11219601 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 11248112B for ; Wed, 30 Oct 2019 14:01:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E21BC2190F for ; Wed, 30 Oct 2019 14:01:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=flygoat.com header.i=@flygoat.com header.b="dYPNLQ+J" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726656AbfJ3OBp (ORCPT ); Wed, 30 Oct 2019 10:01:45 -0400 Received: from forward103j.mail.yandex.net ([5.45.198.246]:54056 "EHLO forward103j.mail.yandex.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726607AbfJ3OBp (ORCPT ); Wed, 30 Oct 2019 10:01:45 -0400 Received: from mxback7o.mail.yandex.net (mxback7o.mail.yandex.net [IPv6:2a02:6b8:0:1a2d::21]) by forward103j.mail.yandex.net (Yandex) with ESMTP id E32C96741E8E; Wed, 30 Oct 2019 16:54:36 +0300 (MSK) Received: from iva8-e1a842234f87.qloud-c.yandex.net (iva8-e1a842234f87.qloud-c.yandex.net [2a02:6b8:c0c:77a0:0:640:e1a8:4223]) by mxback7o.mail.yandex.net (nwsmtp/Yandex) with ESMTP id 48FFXf50Ah-sZN0FjPD; Wed, 30 Oct 2019 16:54:36 +0300 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=flygoat.com; s=mail; t=1572443676; bh=j0qExup+mjN9/866l9U9/4+EErx2RZW+CoBkOGAlloM=; h=In-Reply-To:Subject:To:From:Cc:References:Date:Message-Id; b=dYPNLQ+JtpRNu+87bHmlt3SOg/VR93n/nw51idJw3BG9Xny4NRxHUQEHSIIYPtddE FwGOs9eALbIioCxlSgTBSVFvrOY1zCk6WQvy5alkktNQvqBrWamjW2FoY4uQ4AaGh3 PeGd6tCV1HUjQNF/otycaUVpZoVvQtbThU0ORzb8= Authentication-Results: mxback7o.mail.yandex.net; dkim=pass header.i=@flygoat.com Received: by iva8-e1a842234f87.qloud-c.yandex.net (nwsmtp/Yandex) with ESMTPSA id iQ85YfuBaZ-sOUuwUUB; Wed, 30 Oct 2019 16:54:34 +0300 (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (Client certificate not present) From: Jiaxun Yang To: linux-mips@vger.kernel.org Cc: davem@davemloft.net, robh+dt@kernel.org, mark.rutland@arm.com, axboe@kernel.dk, peppe.cavallaro@st.com, alexandre.torgue@st.com, joabreu@synopsys.com, bhelgaas@google.com, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-ide@vger.kernel.org, linux-pci@vger.kernel.org, Jiaxun Yang Subject: [PATCH 3/5] net: stmmac: pci: Add Loongson GMAC Date: Wed, 30 Oct 2019 21:53:45 +0800 Message-Id: <20191030135347.3636-4-jiaxun.yang@flygoat.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191030135347.3636-1-jiaxun.yang@flygoat.com> References: <20191030135347.3636-1-jiaxun.yang@flygoat.com> MIME-Version: 1.0 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org This device will be setup by parsing DeviceTree node of pci device. Signed-off-by: Jiaxun Yang --- .../net/ethernet/stmicro/stmmac/stmmac_pci.c | 52 ++++++++++++++++++- 1 file changed, 50 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c index 292045f4581f..640a2a5b8d41 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c @@ -12,8 +12,11 @@ #include #include #include +#include +#include #include "stmmac.h" +#include "stmmac_platform.h" /* * This struct is used to associate PCI Function of MAC controller on a board, @@ -33,6 +36,7 @@ struct stmmac_pci_dmi_data { struct stmmac_pci_info { int (*setup)(struct pci_dev *pdev, struct plat_stmmacenet_data *plat); + bool of_irq; }; static int stmmac_pci_find_phy_addr(struct pci_dev *pdev, @@ -444,6 +448,30 @@ static const struct stmmac_pci_info snps_gmac5_pci_info = { .setup = snps_gmac5_default_data, }; +static int loongson_pci_of_setup(struct pci_dev *pdev, + struct plat_stmmacenet_data *plat) +{ + struct device_node *np; + np = pci_device_to_OF_node(pdev); + + if(!np) { + dev_err(&pdev->dev, "Unable to get OF node\n"); + return -ENODEV; + } + + if(!of_device_is_compatible(np, "loongson,pci-gmac")) { + dev_err(&pdev->dev, "Device compatible mismatch\n"); + return -ENODEV; + } + + return stmmac_parse_config_dt(np, plat); +} + +static const struct stmmac_pci_info loongson_of_pci_info = { + .setup = loongson_pci_of_setup, + .of_irq = true, +}; + /** * stmmac_pci_probe * @@ -508,8 +536,27 @@ static int stmmac_pci_probe(struct pci_dev *pdev, memset(&res, 0, sizeof(res)); res.addr = pcim_iomap_table(pdev)[i]; - res.wol_irq = pdev->irq; - res.irq = pdev->irq; + + if(info->of_irq) { + struct device_node *np; + np = pci_device_to_OF_node(pdev); + + res.irq = of_irq_get_byname(np, "macirq"); + if (res.irq < 0) + return res.irq; + res.wol_irq = of_irq_get_byname(np, "eth_wake_irq"); + if (res.wol_irq < 0) { + if (res.wol_irq == -EPROBE_DEFER) + return -EPROBE_DEFER; + res.wol_irq = res.irq; + } + res.lpi_irq = of_irq_get_byname(np, "eth_lpi"); + if (res.lpi_irq == -EPROBE_DEFER) + return -EPROBE_DEFER; + } else { + res.wol_irq = pdev->irq; + res.irq = pdev->irq; + } return stmmac_dvr_probe(&pdev->dev, plat, &res); } @@ -602,6 +649,7 @@ static const struct pci_device_id stmmac_id_table[] = { STMMAC_DEVICE(INTEL, STMMAC_EHL_SGMII1G_ID, ehl_sgmii1g_pci_info), STMMAC_DEVICE(INTEL, STMMAC_TGL_SGMII1G_ID, tgl_sgmii1g_pci_info), STMMAC_DEVICE(SYNOPSYS, STMMAC_GMAC5_ID, snps_gmac5_pci_info), + STMMAC_DEVICE(LOONGSON, PCI_DEVICE_ID_LOONGSON_GMAC, loongson_of_pci_info), {} };