From patchwork Wed Nov 10 08:39:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?QmlhbyBIdWFuZyAo6buE5b2qKQ==?= X-Patchwork-Id: 12692150 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D0561C4332F for ; Wed, 10 Nov 2021 08:42:40 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 9EFD461076 for ; Wed, 10 Nov 2021 08:42:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 9EFD461076 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=6tXRuCyKIMptm9NbzuNwvNxFBSXvHjlg1/iCXBNetPY=; b=sPuM1oDoL+GllD 6ss6OIfyDjxKi0/rqSgLyqAnKEaRujerkNSIe76ooqWo/NnHZEbBLSX9tVf5QdIXSvXGcL3rrah6C /dSlbkNy2sIqNw6pxzsVLt2tLk++wyQ64VjMiKG66shl27oIyeZCYlmCPN1Wc1oowTPyCHqAS6FUp asBlHSguglJfVHv8P0XjINNe4bpmZt4I36cwxkxttgDA0Ox4nwcxKtpSFoNZMLLH9oLrMAlcEo93S 69tqGvf4J6G6VdtdEjJUGwDc8d9SnedljlVvWGsYncHlwVxUfcmQsl8YuO88XNH6fHQEimpjs7+8V cJTlJpERh8+wWVxWaJ1g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mkjAY-004qOu-4S; Wed, 10 Nov 2021 08:41:22 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mkjAC-004qE3-DR; Wed, 10 Nov 2021 08:41:01 +0000 X-UUID: 68804086b5bc47fbb72f4c5393397b82-20211110 X-UUID: 68804086b5bc47fbb72f4c5393397b82-20211110 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1611405955; Wed, 10 Nov 2021 01:40:57 -0700 Received: from mtkmbs10n1.mediatek.inc (172.21.101.34) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 10 Nov 2021 00:40:08 -0800 Received: from mtkmbs10n1.mediatek.inc (172.21.101.34) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Wed, 10 Nov 2021 16:40:07 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkmbs10n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Wed, 10 Nov 2021 16:40:06 +0800 From: Biao Huang To: , Jakub Kicinski , Rob Herring CC: Matthias Brugger , Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , Maxime Coquelin , Biao Huang , , , , , , , , Subject: [PATCH 1/5] net: stmmac: dwmac-mediatek: add platform level clocks management Date: Wed, 10 Nov 2021 16:39:44 +0800 Message-ID: <20211110083948.6082-2-biao.huang@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211110083948.6082-1-biao.huang@mediatek.com> References: <20211110083948.6082-1-biao.huang@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211110_004100_488650_48785533 X-CRM114-Status: GOOD ( 14.58 ) 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 This patch implements clks_config callback for dwmac-mediatek platform, which could support platform level clocks management. Signed-off-by: Biao Huang --- .../ethernet/stmicro/stmmac/dwmac-mediatek.c | 24 ++++++++++++++----- 1 file changed, 18 insertions(+), 6 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c index 58c0feaa8131..157ff655c85e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c @@ -359,9 +359,6 @@ static int mediatek_dwmac_init(struct platform_device *pdev, void *priv) return ret; } - pm_runtime_enable(&pdev->dev); - pm_runtime_get_sync(&pdev->dev); - return 0; } @@ -370,11 +367,25 @@ static void mediatek_dwmac_exit(struct platform_device *pdev, void *priv) struct mediatek_dwmac_plat_data *plat = priv; clk_bulk_disable_unprepare(plat->num_clks_to_config, plat->clks); - - pm_runtime_put_sync(&pdev->dev); - pm_runtime_disable(&pdev->dev); } +static int mediatek_dwmac_clks_config(void *priv, bool enabled) +{ + struct mediatek_dwmac_plat_data *plat = priv; + int ret = 0; + + if (enabled) { + ret = clk_bulk_prepare_enable(plat->num_clks_to_config, plat->clks); + if (ret) { + dev_err(plat->dev, "failed to enable clks, err = %d\n", ret); + return ret; + } + } else { + clk_bulk_disable_unprepare(plat->num_clks_to_config, plat->clks); + } + + return ret; +} static int mediatek_dwmac_probe(struct platform_device *pdev) { struct mediatek_dwmac_plat_data *priv_plat; @@ -420,6 +431,7 @@ static int mediatek_dwmac_probe(struct platform_device *pdev) plat_dat->bsp_priv = priv_plat; plat_dat->init = mediatek_dwmac_init; plat_dat->exit = mediatek_dwmac_exit; + plat_dat->clks_config = mediatek_dwmac_clks_config; mediatek_dwmac_init(pdev, priv_plat); ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);