From patchwork Fri Jan 20 09:20:43 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 13109533 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 013E3C05027 for ; Fri, 20 Jan 2023 09:39:59 +0000 (UTC) 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=urCJgeFiUGuCtHdEIHYDla7qjdYPVeobXhfv+bpFS/g=; b=A4Lyo3tzlfJSW/ ufTCzNR56WVoK4QfnKj/bz5XlpVvvqsE8HMfRQStTUANwaHG49FYVydUw9XO63xhZPGs2bgXK8CRY WIXFwuC9ePVzKStFe4lJpgTxUKOfkQ1F+b0T6DqnLLyrVG88yoB1UJZNFaMMk4KBjcf73hGlXfpiJ aNqgXmXs5PFYWJL6IAshy9BnssbbuiLCPrdq4XKUvuN8pkjvf/KKcTWgqBryARRbRTMca/0WchLSJ 2pW6tIoRlGmlDu5rD4dAAVn6XXFa5my/y/oUNqhjOUuPrgN4bKqyhHbF5/7KXUqhLqIcC2eZd0Qi3 g3Db2W0OQDA7Ya+xPjQQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pInrF-009Rob-2W; Fri, 20 Jan 2023 09:38:50 +0000 Received: from madras.collabora.co.uk ([46.235.227.172]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pInaM-009JtZ-Sm; Fri, 20 Jan 2023 09:21:31 +0000 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 F03C26602E33; Fri, 20 Jan 2023 09:21:19 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1674206481; bh=hyvZWVe4ucYAiauxcf5ZTm/oM/iSZL9fEKOY17bmsT0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ArFWnpwU9BMxzSmwnSuLQupVtoVqZkZVi8le2zbJTs20X8UFx9EQ84xCG7fNlXh52 eSTx2H0Pc8T/8VmcT+wlENRDNG+ZPY0BrNnPoDausxtZVViheC8bMDY26Q2YJncbvy dyLTr1ofqZUgfbmvDq9r5VtZwrORzwsCUO1aJpb9a28gK50kHszDh2tzdsHsSoZ4Fq p7mC33HVq9RogtOttnXYNz7Y9Ievyh+y3djrwutJxuP2gp2QF1pd2Jq6m3p2xt7UjW qftS35tcFM2RrXR0ObWeMKs/q2nJpQh21OqIuKG0CNa9K449+MHAHiEmyacyIRPq5p vHZshz+Y2otBA== 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 v4 13/23] clk: mediatek: mt8173: Migrate pericfg/topckgen to mtk_clk_simple_probe() Date: Fri, 20 Jan 2023 10:20:43 +0100 Message-Id: <20230120092053.182923-14-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230120092053.182923-1-angelogioacchino.delregno@collabora.com> References: <20230120092053.182923-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230120_012123_270983_1A760E5D X-CRM114-Status: GOOD ( 13.90 ) 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 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: Miles Chen Reviewed-by: Chen-Yu Tsai --- drivers/clk/mediatek/clk-mt8173-pericfg.c | 76 ++++----------------- drivers/clk/mediatek/clk-mt8173-topckgen.c | 77 ++++------------------ 2 files changed, 27 insertions(+), 126 deletions(-) diff --git a/drivers/clk/mediatek/clk-mt8173-pericfg.c b/drivers/clk/mediatek/clk-mt8173-pericfg.c index 3552235ad55e..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), @@ -93,78 +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(&pdev->dev, node, peri_gates, - ARRAY_SIZE(peri_gates), clk_data); - if (r) - goto free_clk_data; - - r = mtk_clk_register_composites(&pdev->dev, peri_clks, - ARRAY_SIZE(peri_clks), base, - &mt8173_clk_lock, clk_data); - 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_with_dev(&pdev->dev, &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 cfcfd016357a..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), @@ -623,78 +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(&pdev->dev, top_muxes, - ARRAY_SIZE(top_muxes), base, - &mt8173_top_clk_lock, clk_data); - 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);