From nobody Thu Nov 14 06:59:00 2024 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0675FC61DA4 for ; Tue, 14 Feb 2023 13:44:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233075AbjBNNon (ORCPT ); Tue, 14 Feb 2023 08:44:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46624 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233005AbjBNNn7 (ORCPT ); Tue, 14 Feb 2023 08:43:59 -0500 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7773D4EE2; Tue, 14 Feb 2023 05:43:02 -0800 (PST) Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 0CF3B6602175; Tue, 14 Feb 2023 13:42:14 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1676382135; bh=HS+75ThwZ7BguyKPJsdT2HgQ+Y5XXwVsQvcvJfoU1ow=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=H6okWA6gPnD9FexFdjZ3ErFATmMqmoiTFTqZja6Pqk8MLWTcbrtDsh3W0o+aTHW2J c3feWyBDC0KC+kID6y7ja3LBX8UJddDSD8QQmC+DYesWaGfIRq38joDP6bYRsaA6WF bWTdBzwU4+4NK6Z1e1yskljge6D6Zd98SDTfbV4sK7/JeBjiOjzt0N+hqta1tt68Rw OfeMyyKZwmdtaq9af3rEXW1PN1eZv95w9FdTMCT2Yv03Pc/cM6vzGfamzbE3nyl/iA 4opA7wMyfs6Cy+6VCfkEUgp9jBOfVrbjrS9UCJtQmCptYEHQqd1K6Rr6DhhIMmHb6S 13TJlw1Sk9epQ== From: AngeloGioacchino Del Regno To: mturquette@baylibre.com Cc: sboyd@kernel.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, wenst@chromium.org, johnson.wang@mediatek.com, miles.chen@mediatek.com, chun-jie.chen@mediatek.com, daniel@makrotopia.org, fparent@baylibre.com, msp@baylibre.com, nfraprado@collabora.com, rex-bc.chen@mediatek.com, zhaojh329@gmail.com, sam.shih@mediatek.com, edward-jw.yang@mediatek.com, yangyingliang@huawei.com, granquet@baylibre.com, pablo.sun@mediatek.com, sean.wang@mediatek.com, chen.zhong@mediatek.com, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, kernel@collabora.com Subject: [PATCH v2 25/47] clk: mediatek: mt7622: Convert to platform driver and simple probe Date: Tue, 14 Feb 2023 14:41:05 +0100 Message-Id: <20230214134127.59273-26-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230214134127.59273-1-angelogioacchino.delregno@collabora.com> References: <20230214134127.59273-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Convert the MT7622 topckgen and pericfg clock drivers to platform drivers and use the simple probe mechanism. This also allows to build these clocks as modules. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Chen-Yu Tsai --- drivers/clk/mediatek/clk-mt7622.c | 125 ++++++++---------------------- 1 file changed, 31 insertions(+), 94 deletions(-) diff --git a/drivers/clk/mediatek/clk-mt7622.c b/drivers/clk/mediatek/clk-m= t7622.c index fb813f8d3a7d..7a002b73fcaa 100644 --- a/drivers/clk/mediatek/clk-mt7622.c +++ b/drivers/clk/mediatek/clk-mt7622.c @@ -490,107 +490,44 @@ static const struct mtk_clk_rst_desc clk_rst_desc = =3D { .rst_bank_nr =3D ARRAY_SIZE(pericfg_rst_ofs), }; =20 -static int mtk_topckgen_init(struct platform_device *pdev) -{ - struct clk_hw_onecell_data *clk_data; - void __iomem *base; - struct device_node *node =3D pdev->dev.of_node; - - base =3D devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(base)) - return PTR_ERR(base); - - clk_data =3D mtk_alloc_clk_data(CLK_TOP_NR_CLK); - - mtk_clk_register_fixed_clks(top_fixed_clks, ARRAY_SIZE(top_fixed_clks), - clk_data); - - mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), - clk_data); - - mtk_clk_register_composites(&pdev->dev, top_muxes, - ARRAY_SIZE(top_muxes), base, - &mt7622_clk_lock, clk_data); - - mtk_clk_register_dividers(top_adj_divs, ARRAY_SIZE(top_adj_divs), - base, &mt7622_clk_lock, clk_data); - - mtk_clk_register_gates(&pdev->dev, node, top_clks, - ARRAY_SIZE(top_clks), clk_data); - - return of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); -} - -static int mtk_pericfg_init(struct platform_device *pdev) -{ - struct clk_hw_onecell_data *clk_data; - void __iomem *base; - int r; - struct device_node *node =3D pdev->dev.of_node; - - base =3D devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(base)) - return PTR_ERR(base); - - clk_data =3D mtk_alloc_clk_data(CLK_PERI_NR_CLK); - - mtk_clk_register_gates(&pdev->dev, node, peri_clks, - ARRAY_SIZE(peri_clks), clk_data); - - mtk_clk_register_composites(&pdev->dev, peri_muxes, - ARRAY_SIZE(peri_muxes), base, - &mt7622_clk_lock, clk_data); - - r =3D of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); - if (r) - return r; - - mtk_register_reset_controller_with_dev(&pdev->dev, &clk_rst_desc); - - return 0; -} +static const struct mtk_clk_desc topck_desc =3D { + .clks =3D top_clks, + .num_clks =3D ARRAY_SIZE(top_clks), + .fixed_clks =3D top_fixed_clks, + .num_fixed_clks =3D ARRAY_SIZE(top_fixed_clks), + .factor_clks =3D top_divs, + .num_factor_clks =3D ARRAY_SIZE(top_divs), + .composite_clks =3D top_muxes, + .num_composite_clks =3D ARRAY_SIZE(top_muxes), + .divider_clks =3D top_adj_divs, + .num_divider_clks =3D ARRAY_SIZE(top_adj_divs), + .clk_lock =3D &mt7622_clk_lock, +}; + +static const struct mtk_clk_desc peri_desc =3D { + .clks =3D peri_clks, + .num_clks =3D ARRAY_SIZE(peri_clks), + .composite_clks =3D peri_muxes, + .num_composite_clks =3D ARRAY_SIZE(peri_muxes), + .rst_desc =3D &clk_rst_desc, + .clk_lock =3D &mt7622_clk_lock, +}; =20 static const struct of_device_id of_match_clk_mt7622[] =3D { - { - .compatible =3D "mediatek,mt7622-topckgen", - .data =3D mtk_topckgen_init, - }, { - .compatible =3D "mediatek,mt7622-pericfg", - .data =3D mtk_pericfg_init, - }, { - /* sentinel */ - } -}; - -static int clk_mt7622_probe(struct platform_device *pdev) -{ - int (*clk_init)(struct platform_device *); - int r; - - clk_init =3D of_device_get_match_data(&pdev->dev); - if (!clk_init) - return -EINVAL; - - r =3D clk_init(pdev); - if (r) - dev_err(&pdev->dev, - "could not register clock provider: %s: %d\n", - pdev->name, r); - - return r; -} + { .compatible =3D "mediatek,mt7622-topckgen", .data =3D &topck_desc }, + { .compatible =3D "mediatek,mt7622-pericfg", .data =3D &peri_desc }, + { /* sentinel */ } +}; =20 static struct platform_driver clk_mt7622_drv =3D { - .probe =3D clk_mt7622_probe, .driver =3D { .name =3D "clk-mt7622", .of_match_table =3D of_match_clk_mt7622, }, + .probe =3D mtk_clk_simple_probe, + .remove =3D mtk_clk_simple_remove, }; +module_platform_driver(clk_mt7622_drv) =20 -static int clk_mt7622_init(void) -{ - return platform_driver_register(&clk_mt7622_drv); -} - -arch_initcall(clk_mt7622_init); +MODULE_DESCRIPTION("MediaTek MT7622 clocks driver"); +MODULE_LICENSE("GPL"); --=20 2.39.1