From patchwork Wed Mar 24 10:40:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chun-Jie Chen X-Patchwork-Id: 12160735 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=-17.0 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 13235C433C1 for ; Wed, 24 Mar 2021 10:53:52 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (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 676EB60238 for ; Wed, 24 Mar 2021 10:53:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 676EB60238 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; 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=i50kPElY/yATchDx61M81bm0lUjGHfqsjJ9Mz0gGXEM=; b=P4IaRM/IgjaSF5Ojz9NkeMzjg fXSVhthRQvgWuX9uUrcrhY4PGkEoHW1s7qhywvoVWAe+EqgJSC3eCI/8EtPLpQpaKpXhIv1Wblt2e O/T8URU0rPZrlIX1bGZkoEKeUo/J0lrxNsSo5oTF7sGYtXt5K8VSEUmp3IO/djudIqx3kPjX2ypmN e335t9hFtfRI2Bbs7AVhKmEccFnGoNg29gYggs0qVPkKEv+GndpElgFjs62MJE4MN3lnn4J5YXn6B 9jzqRLPr1n+TZ3Cgd6nJlQSC2SDhYWXZ7+BXbyoHIzhcopEudyA0qvq7/TYG9nRZ/IOrUPh8bJP1A Ih+XIxiGQ==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lP16Z-00GuR0-FO; Wed, 24 Mar 2021 10:51:15 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lP15V-00Gu1J-6I; Wed, 24 Mar 2021 10:50:11 +0000 X-UUID: bbaf27df082f4737b00450860f66a303-20210324 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=cSeuf1RW0pGya77lGCR5R7iAnfaqPMyugQVG8l7CC6w=; b=ZHiKoIUB0DwtiMwi+II3QR9jbSz6utnZCKBLsGPESLH2C+LmF95uXtbsX5p3fxL89ag6WKtv2RoNlkf/7Sh2hdVaCgSoHJJxuWV2mJn7WYNenDFU77oKZmha0b7QtgQvumZ/TjzZ3q3V57Yz7u2tBLR1PHzyWHk7RrrX17RVSSY=; X-UUID: bbaf27df082f4737b00450860f66a303-20210324 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 1214732103; Wed, 24 Mar 2021 02:49:52 -0800 Received: from MTKMBS07N2.mediatek.inc (172.21.101.141) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 24 Mar 2021 03:41:28 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 24 Mar 2021 18:41:25 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 24 Mar 2021 18:41:25 +0800 From: chun-jie.chen To: Matthias Brugger , Rob Herring , Stephen Boyd , Nicolas Boichat CC: , , , , , , chun-jie.chen , Weiyi Lu Subject: [RESEND PATCH v7 09/22] clk: mediatek: Add mtk_clk_simple_probe() to simplify clock providers Date: Wed, 24 Mar 2021 18:40:57 +0800 Message-ID: <20210324104110.13383-10-chun-jie.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210324104110.13383-1-chun-jie.chen@mediatek.com> References: <20210324104110.13383-1-chun-jie.chen@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-20210324_105010_025780_F7A95991 X-CRM114-Status: GOOD ( 13.73 ) 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 Most of subsystem clock providers only need to register clock gates in their probe() function. To reduce the duplicated code by add a generic function. Signed-off-by: Weiyi Lu Signed-off-by: chun-jie.chen --- drivers/clk/mediatek/clk-mtk.c | 23 +++++++++++++++++++++++ drivers/clk/mediatek/clk-mtk.h | 8 ++++++++ 2 files changed, 31 insertions(+) diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c index cec1c8a27211..67693b7d66b5 100644 --- a/drivers/clk/mediatek/clk-mtk.c +++ b/drivers/clk/mediatek/clk-mtk.c @@ -13,6 +13,7 @@ #include #include #include +#include #include "clk-mtk.h" #include "clk-gate.h" @@ -286,3 +287,25 @@ void mtk_clk_register_dividers(const struct mtk_clk_divider *mcds, clk_data->clks[mcd->id] = clk; } } + +int mtk_clk_simple_probe(struct platform_device *pdev) +{ + const struct mtk_clk_desc *mcd; + struct clk_onecell_data *clk_data; + struct device_node *node = pdev->dev.of_node; + int r; + + mcd = of_device_get_match_data(&pdev->dev); + if (!mcd) + return -EINVAL; + + clk_data = mtk_alloc_clk_data(mcd->num_clks); + if (!clk_data) + return -ENOMEM; + + r = mtk_clk_register_gates(node, mcd->clks, mcd->num_clks, clk_data); + if (r) + return r; + + return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); +} diff --git a/drivers/clk/mediatek/clk-mtk.h b/drivers/clk/mediatek/clk-mtk.h index 31c7cb304508..7de41c3b3206 100644 --- a/drivers/clk/mediatek/clk-mtk.h +++ b/drivers/clk/mediatek/clk-mtk.h @@ -10,6 +10,7 @@ #include #include #include +#include struct clk; struct clk_onecell_data; @@ -250,4 +251,11 @@ void mtk_register_reset_controller(struct device_node *np, void mtk_register_reset_controller_set_clr(struct device_node *np, unsigned int num_regs, int regofs); +struct mtk_clk_desc { + const struct mtk_gate *clks; + size_t num_clks; +}; + +int mtk_clk_simple_probe(struct platform_device *pdev); + #endif /* __DRV_CLK_MTK_H */