From patchwork Fri Dec 23 09:42:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 636452 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 98F1AC4167B for ; Fri, 23 Dec 2022 09:44:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230019AbiLWJo3 (ORCPT ); Fri, 23 Dec 2022 04:44:29 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34060 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230284AbiLWJoT (ORCPT ); Fri, 23 Dec 2022 04:44:19 -0500 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 275EA37F91; Fri, 23 Dec 2022 01:43:27 -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 BC1506602CEA; Fri, 23 Dec 2022 09:43:24 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1671788606; bh=kSf24d+l6ie0Bp+huwOu4Hdsuv2jfHEiIOETIGVoitY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kHjzrhQqUKKwcumLy9ynCwXkBY1AdHTy81qCE40ZtGTGhkkPDx+tS7zx83K3Ytms8 LreW2y8wWMl7bFEvns9z45fuSQqSCYxEuxHKpg1YGGEFNPp/eXuzzkuHSLsbTqY+a6 wfqlQ5I9JjP99f/HUnJ9iR3aZFmvmANodMt1IREBED1LZOIlByF66lTuZmrauNeHVe Esoj6yG/hz7Z9fvuRE36vB2Cm1z/byC43+qENFE9sMm3sEQTDrkH71TyhhKZKtw2/Q 2vAfKNL1NESIdjhtsLnQOy/aZXrFmHWNz9M2EDaFGeReZvOOezyfEqmPycB+UskXbb AHnsjdcq5Ji4w== From: AngeloGioacchino Del Regno To: mturquette@baylibre.com Cc: sboyd@kernel.org, matthias.bgg@gmail.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, angelogioacchino.delregno@collabora.com, wenst@chromium.org, johnson.wang@mediatek.com, miles.chen@mediatek.com, fparent@baylibre.com, chun-jie.chen@mediatek.com, sam.shih@mediatek.com, y.oudjana@protonmail.com, nfraprado@collabora.com, rex-bc.chen@mediatek.com, ryder.lee@kernel.org, daniel@makrotopia.org, jose.exposito89@gmail.com, yangyingliang@huawei.com, pablo.sun@mediatek.com, msp@baylibre.com, weiyi.lu@mediatek.com, ikjn@chromium.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, kernel@collabora.com Subject: [PATCH v2 13/23] clk: mediatek: mt8173: Migrate pericfg/topckgen to mtk_clk_simple_probe() Date: Fri, 23 Dec 2022 10:42:49 +0100 Message-Id: <20221223094259.87373-14-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20221223094259.87373-1-angelogioacchino.delregno@collabora.com> References: <20221223094259.87373-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Function mtk_clk_simple_probe() gained the ability to register multiple clock types: migrate MT8173's pericfg and topckgen to this common probe function to reduce duplication and code size. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Chen-Yu Tsai --- drivers/clk/mediatek/clk-mt8173-pericfg.c | 75 ++++----------------- drivers/clk/mediatek/clk-mt8173-topckgen.c | 76 ++++------------------ 2 files changed, 27 insertions(+), 124 deletions(-) diff --git a/drivers/clk/mediatek/clk-mt8173-pericfg.c b/drivers/clk/mediatek/clk-mt8173-pericfg.c index 30c0fa263cc0..e87294b72c2c 100644 --- a/drivers/clk/mediatek/clk-mt8173-pericfg.c +++ b/drivers/clk/mediatek/clk-mt8173-pericfg.c @@ -46,6 +46,7 @@ static const struct mtk_composite peri_clks[] = { }; static const struct mtk_gate peri_gates[] = { + GATE_DUMMY(CLK_DUMMY, "peri_gate_dummy"), /* PERI0 */ GATE_PERI0(CLK_PERI_NFI, "peri_nfi", "axi_sel", 0), GATE_PERI0(CLK_PERI_THERM, "peri_therm", "axi_sel", 1), @@ -93,77 +94,27 @@ static const struct mtk_clk_rst_desc clk_rst_desc = { .rst_bank_nr = ARRAY_SIZE(pericfg_rst_ofs), }; +static const struct mtk_clk_desc peri_desc = { + .clks = peri_gates, + .num_clks = ARRAY_SIZE(peri_gates), + .composite_clks = peri_clks, + .num_composite_clks = ARRAY_SIZE(peri_clks), + .clk_lock = &mt8173_clk_lock, + .rst_desc = &clk_rst_desc, +}; + static const struct of_device_id of_match_clk_mt8173_pericfg[] = { - { .compatible = "mediatek,mt8173-pericfg" }, + { .compatible = "mediatek,mt8173-pericfg", .data = &peri_desc }, { /* sentinel */ } }; -static int clk_mt8173_pericfg_probe(struct platform_device *pdev) -{ - struct device_node *node = pdev->dev.of_node; - struct clk_hw_onecell_data *clk_data; - int r; - void __iomem *base; - - base = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(base)) - return PTR_ERR(base); - - clk_data = mtk_alloc_clk_data(CLK_PERI_NR_CLK); - if (IS_ERR_OR_NULL(clk_data)) - return -ENOMEM; - - r = mtk_clk_register_gates(node, peri_gates, ARRAY_SIZE(peri_gates), - clk_data, &pdev->dev); - if (r) - goto free_clk_data; - - r = mtk_clk_register_composites(peri_clks, ARRAY_SIZE(peri_clks), base, - &mt8173_clk_lock, clk_data, &pdev->dev); - if (r) - goto unregister_gates; - - r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); - if (r) - goto unregister_composites; - - r = mtk_register_reset_controller(node, &clk_rst_desc); - if (r) - goto unregister_clk_hw; - - return 0; - -unregister_clk_hw: - of_clk_del_provider(node); -unregister_composites: - mtk_clk_unregister_composites(peri_clks, ARRAY_SIZE(peri_clks), clk_data); -unregister_gates: - mtk_clk_unregister_gates(peri_gates, ARRAY_SIZE(peri_gates), clk_data); -free_clk_data: - mtk_free_clk_data(clk_data); - return r; -} - -static int clk_mt8173_pericfg_remove(struct platform_device *pdev) -{ - struct device_node *node = pdev->dev.of_node; - struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev); - - of_clk_del_provider(node); - mtk_clk_unregister_composites(peri_clks, ARRAY_SIZE(peri_clks), clk_data); - mtk_clk_unregister_gates(peri_gates, ARRAY_SIZE(peri_gates), clk_data); - mtk_free_clk_data(clk_data); - - return 0; -} - static struct platform_driver clk_mt8173_pericfg_drv = { .driver = { .name = "clk-mt8173-pericfg", .of_match_table = of_match_clk_mt8173_pericfg, }, - .probe = clk_mt8173_pericfg_probe, - .remove = clk_mt8173_pericfg_remove, + .probe = mtk_clk_simple_probe, + .remove = mtk_clk_simple_remove, }; module_platform_driver(clk_mt8173_pericfg_drv); diff --git a/drivers/clk/mediatek/clk-mt8173-topckgen.c b/drivers/clk/mediatek/clk-mt8173-topckgen.c index c7323639c502..257961528fe2 100644 --- a/drivers/clk/mediatek/clk-mt8173-topckgen.c +++ b/drivers/clk/mediatek/clk-mt8173-topckgen.c @@ -421,6 +421,7 @@ static const char * const i2s3_b_ck_parents[] = { }; static const struct mtk_fixed_clk fixed_clks[] = { + FIXED_CLK(CLK_DUMMY, "topck_dummy", "clk26m", DUMMY_RATE), FIXED_CLK(CLK_TOP_CLKPH_MCK_O, "clkph_mck_o", "clk26m", DUMMY_RATE), FIXED_CLK(CLK_TOP_USB_SYSPLL_125M, "usb_syspll_125m", "clk26m", 125 * MHZ), FIXED_CLK(CLK_TOP_DSI0_DIG, "dsi0_dig", "clk26m", DUMMY_RATE), @@ -623,77 +624,28 @@ static const struct mtk_composite top_muxes[] = { MUX(CLK_TOP_I2S3_B_SEL, "i2s3_b_ck_sel", i2s3_b_ck_parents, 0x120, 8, 1), }; +static const struct mtk_clk_desc topck_desc = { + .fixed_clks = fixed_clks, + .num_fixed_clks = ARRAY_SIZE(fixed_clks), + .factor_clks = top_divs, + .num_factor_clks = ARRAY_SIZE(top_divs), + .composite_clks = top_muxes, + .num_composite_clks = ARRAY_SIZE(top_muxes), + .clk_lock = &mt8173_top_clk_lock, +}; + static const struct of_device_id of_match_clk_mt8173_topckgen[] = { - { .compatible = "mediatek,mt8173-topckgen" }, + { .compatible = "mediatek,mt8173-topckgen", .data = &topck_desc }, { /* sentinel */ } }; -static int clk_mt8173_topckgen_probe(struct platform_device *pdev) -{ - struct device_node *node = pdev->dev.of_node; - struct clk_hw_onecell_data *clk_data; - void __iomem *base; - int r; - - base = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(base)) - return PTR_ERR(base); - - clk_data = mtk_alloc_clk_data(CLK_TOP_NR_CLK); - if (IS_ERR_OR_NULL(clk_data)) - return -ENOMEM; - - r = mtk_clk_register_fixed_clks(fixed_clks, ARRAY_SIZE(fixed_clks), clk_data); - if (r) - goto free_clk_data; - - r = mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), clk_data); - if (r) - goto unregister_fixed_clks; - - r = mtk_clk_register_composites(top_muxes, ARRAY_SIZE(top_muxes), base, - &mt8173_top_clk_lock, clk_data, &pdev->dev); - if (r) - goto unregister_factors; - - r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); - if (r) - goto unregister_composites; - - return 0; - -unregister_composites: - mtk_clk_unregister_composites(top_muxes, ARRAY_SIZE(top_muxes), clk_data); -unregister_factors: - mtk_clk_unregister_factors(top_divs, ARRAY_SIZE(top_divs), clk_data); -unregister_fixed_clks: - mtk_clk_unregister_fixed_clks(fixed_clks, ARRAY_SIZE(fixed_clks), clk_data); -free_clk_data: - mtk_free_clk_data(clk_data); - return r; -} - -static int clk_mt8173_topckgen_remove(struct platform_device *pdev) -{ - struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev); - struct device_node *node = pdev->dev.of_node; - - of_clk_del_provider(node); - mtk_clk_unregister_composites(top_muxes, ARRAY_SIZE(top_muxes), clk_data); - mtk_clk_unregister_factors(top_divs, ARRAY_SIZE(top_divs), clk_data); - mtk_clk_unregister_fixed_clks(fixed_clks, ARRAY_SIZE(fixed_clks), clk_data); - mtk_free_clk_data(clk_data); - - return 0; -} - static struct platform_driver clk_mt8173_topckgen_drv = { .driver = { .name = "clk-mt8173-topckgen", .of_match_table = of_match_clk_mt8173_topckgen, }, - .probe = clk_mt8173_topckgen_probe, - .remove = clk_mt8173_topckgen_remove, + .probe = mtk_clk_simple_probe, + .remove = mtk_clk_simple_remove, }; module_platform_driver(clk_mt8173_topckgen_drv);