From patchwork Tue Aug 17 09:19:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chunfeng Yun X-Patchwork-Id: 12441129 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-17.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D390DC4338F for ; Tue, 17 Aug 2021 09:24:20 +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 9A11E60720 for ; Tue, 17 Aug 2021 09:24:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 9A11E60720 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=jhywIzq7E7CfKCPnaLQMWrUjUQrhDtAfAdLbDQABaL0=; b=bpB/KTI+wmjcRG FNuxykJb0g+Y7E9SESlR7b2v37UylwHKzXLPKMkyHH86nSBuODMh8IRAcop5BBdJ8gapjzctXfrTj 3B6UcduYxzGkpip+z9vTGyMJrlAQAYo9FrkAwGI66hddZPaYV/mcE6hSNe+Bj1fLFoi+dyWoYhHRa R4mMU07DbMmIWuPMNynAOKTY5HZbYMNnbX8OM9A3snATPatd+BEAltFxWjvo/qtKyuawshLOqQFax qbCxpLdj4JCzo9x7YcRRFYNVo3VeIfdFnuTwXsDGl2uDPyKwIEQF34HWmOlRpSYPWpytSXOSxaWZD alAdHtfj/qFsCsnJbqSg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mFvJ0-001mxj-0j; Tue, 17 Aug 2021 09:22:46 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mFvGg-001lgM-W9; Tue, 17 Aug 2021 09:20:24 +0000 X-UUID: c8d89668da254d50a8b22ef2b6e77fe1-20210817 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=cObFxxn9wyJF7psp/2qAb3QmpS4VJzKMWNNLGouJoP4=; b=G/TevcCoUZCibQiT4MC3hUbAxU4BnsQXMsoAaECV42wNcfto1C0bKtZm3AOa9oz4IWz0jGs+tFKozyRSeiI2QzOwC/O1HCQQLMPsbyoihWu4CnMc2Xa90wCAE7ApXb4NEm4G8VV/bgBZsKNMEmbXDz6QjMWP1nA08Yb/BnNdnT0=; X-UUID: c8d89668da254d50a8b22ef2b6e77fe1-20210817 Received: from mtkcas68.mediatek.inc [(172.29.94.19)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 263976913; Tue, 17 Aug 2021 02:20:16 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 17 Aug 2021 02:20:14 -0700 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkcas07.mediatek.inc (172.21.101.84) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 17 Aug 2021 17:20:12 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 17 Aug 2021 17:20:11 +0800 From: Chunfeng Yun To: Vinod Koul CC: Chunfeng Yun , Kishon Vijay Abraham I , Rob Herring , Chun-Kuang Hu , Philipp Zabel , "Matthias Brugger" , , , , , , , Stanley Chu Subject: [PATCH v3 6/9] phy: phy-mtk-ufs: use clock bulk to get clocks Date: Tue, 17 Aug 2021 17:19:44 +0800 Message-ID: <1629191987-20774-6-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1629191987-20774-1-git-send-email-chunfeng.yun@mediatek.com> References: <1629191987-20774-1-git-send-email-chunfeng.yun@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-20210817_022023_095269_0DA10CC4 X-CRM114-Status: GOOD ( 14.22 ) 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 Use clock bulk helpers to get/enable/disable clocks Reviewed-by: Stanley Chu Signed-off-by: Chunfeng Yun --- v3: add reviewed-by Stanley v2: no changes --- drivers/phy/mediatek/phy-mtk-ufs.c | 44 ++++++++---------------------- 1 file changed, 11 insertions(+), 33 deletions(-) diff --git a/drivers/phy/mediatek/phy-mtk-ufs.c b/drivers/phy/mediatek/phy-mtk-ufs.c index 769b00b038d8..a6af06941203 100644 --- a/drivers/phy/mediatek/phy-mtk-ufs.c +++ b/drivers/phy/mediatek/phy-mtk-ufs.c @@ -31,11 +31,12 @@ #define FRC_CDR_ISO_EN BIT(19) #define CDR_ISO_EN BIT(20) +#define UFSPHY_CLKS_CNT 2 + struct ufs_mtk_phy { struct device *dev; void __iomem *mmio; - struct clk *mp_clk; - struct clk *unipro_clk; + struct clk_bulk_data clks[UFSPHY_CLKS_CNT]; }; static inline u32 mphy_readl(struct ufs_mtk_phy *phy, u32 reg) @@ -74,20 +75,11 @@ static struct ufs_mtk_phy *get_ufs_mtk_phy(struct phy *generic_phy) static int ufs_mtk_phy_clk_init(struct ufs_mtk_phy *phy) { struct device *dev = phy->dev; + struct clk_bulk_data *clks = phy->clks; - phy->unipro_clk = devm_clk_get(dev, "unipro"); - if (IS_ERR(phy->unipro_clk)) { - dev_err(dev, "failed to get clock: unipro"); - return PTR_ERR(phy->unipro_clk); - } - - phy->mp_clk = devm_clk_get(dev, "mp"); - if (IS_ERR(phy->mp_clk)) { - dev_err(dev, "failed to get clock: mp"); - return PTR_ERR(phy->mp_clk); - } - - return 0; + clks[0].id = "unipro"; + clks[1].id = "mp"; + return devm_clk_bulk_get(dev, UFSPHY_CLKS_CNT, clks); } static void ufs_mtk_phy_set_active(struct ufs_mtk_phy *phy) @@ -150,26 +142,13 @@ static int ufs_mtk_phy_power_on(struct phy *generic_phy) struct ufs_mtk_phy *phy = get_ufs_mtk_phy(generic_phy); int ret; - ret = clk_prepare_enable(phy->unipro_clk); - if (ret) { - dev_err(phy->dev, "unipro_clk enable failed %d\n", ret); - goto out; - } - - ret = clk_prepare_enable(phy->mp_clk); - if (ret) { - dev_err(phy->dev, "mp_clk enable failed %d\n", ret); - goto out_unprepare_unipro_clk; - } + ret = clk_bulk_prepare_enable(UFSPHY_CLKS_CNT, phy->clks); + if (ret) + return ret; ufs_mtk_phy_set_active(phy); return 0; - -out_unprepare_unipro_clk: - clk_disable_unprepare(phy->unipro_clk); -out: - return ret; } static int ufs_mtk_phy_power_off(struct phy *generic_phy) @@ -178,8 +157,7 @@ static int ufs_mtk_phy_power_off(struct phy *generic_phy) ufs_mtk_phy_set_deep_hibern(phy); - clk_disable_unprepare(phy->unipro_clk); - clk_disable_unprepare(phy->mp_clk); + clk_bulk_disable_unprepare(UFSPHY_CLKS_CNT, phy->clks); return 0; }