From patchwork Fri Jan 20 09:20:44 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: 13109532 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 096DCC05027 for ; Fri, 20 Jan 2023 09:39:20 +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=ZdPtcFLHse3T//xA0ujP6+p5L5hwPVw5eoWQobFGFIQ=; b=vh9AWNQfsyNcSD zcdqKa2WHOxAGGwIfnTe1CkNJOrSt2hyWFuqoGICayjhXh3bJo4azwhijbKuDmuqzO3SjVS6wO4AY b6bSxWAtZspLwmP88k+iURxQZaDKmQa+LwL2lO3SfqJyXNTLIIjoovNPMF9N+ftZfrPimXwiuYfmd nUsRHkJj7n3Xn1am+IpxWNWQWqQiIBFC/7xHFYXqMRMpN6GJ2X0IiSnNaY7WfjrtvLwx8kIKG6eEY weRHupQ2J/bUWRvr5Z57VdDZzP7cVHuZUjpD/wklRsXza0ztySuvpTcrplNbGZxuuSM8TcggGVvJs XujEzUIRTVNnak+qY5aQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pInqc-009RWW-Jw; Fri, 20 Jan 2023 09:38:12 +0000 Received: from madras.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e5ab]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pInaO-009JuN-Gt; 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 997906602E8E; Fri, 20 Jan 2023 09:21:21 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1674206483; bh=TXsvpuYEwVayUGP6yTdMIQtVttt74SBr+RVJGfEefQQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KnpU2UKUHHOdVtqDj350MN+FIuePsNaXgLcilcaOUEQsYyFgwXj076hIe2ck5QZDn F/wVTYuThbymeWjdhfV1eTD0OIw3gPkLCvkfeFdNTyah5Q+ESNA0Z7+homEytIGpNz UiPTgMK/Vq6yShR01/rG06xiU3GPpc6+rPWlDiJokY3iedxyU9gB33kGFo5JqfxznM QnOOxIiVHk6d2b5XGAyDRhW4p33pxN0NAhEfSVJyc8pQ+w8HZpwPM+EenqrchXMbI/ gnPq1cyIV0VhwWpj5Oemu9xoeluXsOv4u0gn8NszP6I5lGecOaiqZQ4gUkZ5S0vsKh cw43oMzeCUNKw== 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 14/23] clk: mediatek: clk-mt8192: Move CLK_TOP_CSW_F26M_D2 in top_divs Date: Fri, 20 Jan 2023 10:20:44 +0100 Message-Id: <20230120092053.182923-15-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_012124_961316_58145629 X-CRM114-Status: GOOD ( 15.41 ) 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 This driver is registered early in clk_mt8192_top_init_early() and then again in clk_mt8192_top_probe(): the difference between the two is that the early one is probed with CLK_OF_DECLARE_DRIVER and the latter is regularly probed as a platform_driver. Knowing that it is not necessary for this platform to register the TOP_CSW_F26M_D2 clock that early, move it to top_divs and register it with the others during platform_driver probe for topckgen; While at it, since the only reason why the early probe existed was to register that clock, remove that entirely - leaving this driver to use only platform_driver. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Miles Chen Reviewed-by: Chen-Yu Tsai Tested-by: Miles Chen --- drivers/clk/mediatek/clk-mt8192.c | 39 ++++++------------------------- 1 file changed, 7 insertions(+), 32 deletions(-) diff --git a/drivers/clk/mediatek/clk-mt8192.c b/drivers/clk/mediatek/clk-mt8192.c index ea4164c0995e..d012a229274e 100644 --- a/drivers/clk/mediatek/clk-mt8192.c +++ b/drivers/clk/mediatek/clk-mt8192.c @@ -26,10 +26,6 @@ static const struct mtk_fixed_clk top_fixed_clks[] = { FIXED_CLK(CLK_TOP_ULPOSC, "ulposc", NULL, 260000000), }; -static const struct mtk_fixed_factor top_early_divs[] = { - FACTOR(CLK_TOP_CSW_F26M_D2, "csw_f26m_d2", "clk26m", 1, 2), -}; - static const struct mtk_fixed_factor top_divs[] = { FACTOR_FLAGS(CLK_TOP_MAINPLL_D3, "mainpll_d3", "mainpll", 1, 3, 0), FACTOR_FLAGS(CLK_TOP_MAINPLL_D4, "mainpll_d4", "mainpll", 1, 4, 0), @@ -95,6 +91,7 @@ static const struct mtk_fixed_factor top_divs[] = { FACTOR(CLK_TOP_OSC_D10, "osc_d10", "ulposc", 1, 10), FACTOR(CLK_TOP_OSC_D16, "osc_d16", "ulposc", 1, 16), FACTOR(CLK_TOP_OSC_D20, "osc_d20", "ulposc", 1, 20), + FACTOR(CLK_TOP_CSW_F26M_D2, "csw_f26m_d2", "clk26m", 1, 2), FACTOR(CLK_TOP_ADSPPLL, "adsppll_ck", "adsppll", 1, 1), FACTOR_FLAGS(CLK_TOP_UNIVPLL_192M, "univpll_192m", "univpll", 1, 13, 0), FACTOR_FLAGS(CLK_TOP_UNIVPLL_192M_D2, "univpll_192m_d2", "univpll_192m", 1, 2, 0), @@ -1047,27 +1044,6 @@ static const struct mtk_pll_data plls[] = { 0, 0, 32, 0x0330, 24, 0, 0, 0, 0x0334, 0), }; -static struct clk_hw_onecell_data *top_clk_data; - -static void clk_mt8192_top_init_early(struct device_node *node) -{ - int i; - - top_clk_data = mtk_alloc_clk_data(CLK_TOP_NR_CLK); - if (!top_clk_data) - return; - - for (i = 0; i < CLK_TOP_NR_CLK; i++) - top_clk_data->hws[i] = ERR_PTR(-EPROBE_DEFER); - - mtk_clk_register_factors(top_early_divs, ARRAY_SIZE(top_early_divs), top_clk_data); - - of_clk_add_hw_provider(node, of_clk_hw_onecell_get, top_clk_data); -} - -CLK_OF_DECLARE_DRIVER(mt8192_topckgen, "mediatek,mt8192-topckgen", - clk_mt8192_top_init_early); - /* Register mux notifier for MFG mux */ static int clk_mt8192_reg_mfg_mux_notifier(struct device *dev, struct clk *clk) { @@ -1093,6 +1069,7 @@ static int clk_mt8192_reg_mfg_mux_notifier(struct device *dev, struct clk *clk) static int clk_mt8192_top_probe(struct platform_device *pdev) { struct device_node *node = pdev->dev.of_node; + struct clk_hw_onecell_data *top_clk_data; int r; void __iomem *base; @@ -1100,17 +1077,17 @@ static int clk_mt8192_top_probe(struct platform_device *pdev) if (IS_ERR(base)) return PTR_ERR(base); + top_clk_data = mtk_alloc_clk_data(CLK_TOP_NR_CLK); + if (!top_clk_data) + return; + r = mtk_clk_register_fixed_clks(top_fixed_clks, ARRAY_SIZE(top_fixed_clks), top_clk_data); if (r) return r; - r = mtk_clk_register_factors(top_early_divs, ARRAY_SIZE(top_early_divs), top_clk_data); - if (r) - goto unregister_fixed_clks; - r = mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), top_clk_data); if (r) - goto unregister_early_factors; + goto unregister_fixed_clks; r = mtk_clk_register_muxes(&pdev->dev, top_mtk_muxes, ARRAY_SIZE(top_mtk_muxes), node, @@ -1156,8 +1133,6 @@ static int clk_mt8192_top_probe(struct platform_device *pdev) mtk_clk_unregister_muxes(top_mtk_muxes, ARRAY_SIZE(top_mtk_muxes), top_clk_data); unregister_factors: mtk_clk_unregister_factors(top_divs, ARRAY_SIZE(top_divs), top_clk_data); -unregister_early_factors: - mtk_clk_unregister_factors(top_early_divs, ARRAY_SIZE(top_early_divs), top_clk_data); unregister_fixed_clks: mtk_clk_unregister_fixed_clks(top_fixed_clks, ARRAY_SIZE(top_fixed_clks), top_clk_data);