From patchwork Mon May 24 12:20:40 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: 12276783 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=-17.1 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, 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 186ABC04FF3 for ; Mon, 24 May 2021 18:30:47 +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 C404961413 for ; Mon, 24 May 2021 18:30:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C404961413 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=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=i50kPElY/yATchDx61M81bm0lUjGHfqsjJ9Mz0gGXEM=; b=AKfHaS9EAOozFc kv8EVD4buoluBf0PpkorZfQLTN+QYodbqh4lve214qX0AQOopmLI0zzHM/Kgh+ECTYCZwZAbNzQQE uq926rSbDCrMVjkRk9KKFZL5gN8LsXFRPuApXTrwAlTMm6MCcHdYQayruGixo+JX3JXR1W2AiQNCX yo953uzX3eWcy+25pSB8vE2giBqbnxCQXFW/YJbfbzWeOnK4tT8Go0zGVljXdlEUc0V1WerYNAgTV KhO4nkp+H+rNOXVt1eFS7USozTLAnuZ9P4jd046Uw/hOsH4wyR+BVyzd91rDPpakJvvc4nSLRRQGO SPDr18BY38f36LSJ1v8w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1llFIz-001SFQ-II; Mon, 24 May 2021 18:28:00 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1ll9rf-000uwI-QZ; Mon, 24 May 2021 12:39:25 +0000 X-UUID: 1f684f54370345b3b3a6ec6958f23c94-20210524 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=cB2KyhItfJrEHxanuTuXoUeCn0HzruPKAe1q1MRpWMSVk1jsEbLzIgHkFuIpNB1kVOqJsZkQnNDajj+hpnDkmwR6MRwqLfzOxLjG8Gzll/FJyG/JYdmknyu3iJ77RoNKH9PscwUp0E2D/Pw5qBKUqbXq3EuVl9yXxQiqmp/PaTw=; X-UUID: 1f684f54370345b3b3a6ec6958f23c94-20210524 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1928684039; Mon, 24 May 2021 05:39:13 -0700 Received: from MTKMBS07N2.mediatek.inc (172.21.101.141) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 24 May 2021 05:29:13 -0700 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 24 May 2021 20:29:11 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 24 May 2021 20:29:11 +0800 From: Chun-Jie Chen To: Matthias Brugger , Stephen Boyd , Nicolas Boichat , Rob Herring CC: , , , , , , , Weiyi Lu , "chun-jie . chen" Subject: [PATCH v9 09/22] clk: mediatek: Add mtk_clk_simple_probe() to simplify clock providers Date: Mon, 24 May 2021 20:20:40 +0800 Message-ID: <20210524122053.17155-10-chun-jie.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210524122053.17155-1-chun-jie.chen@mediatek.com> References: <20210524122053.17155-1-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-20210524_053923_889797_54AE9E8C X-CRM114-Status: GOOD ( 13.85 ) 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 */