From patchwork Sat Dec 7 22:47:37 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthias Brugger X-Patchwork-Id: 11278059 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BFB681575 for ; Sat, 7 Dec 2019 22:50:53 +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 200E6206DF for ; Sat, 7 Dec 2019 22:50:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="AOCmLReV"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="FHzctaPD" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 200E6206DF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=6uaNUf5AG9ZNYiwZtTpSUVYgMQeg/15XNilOqT1w4lE=; b=AOCmLReV+UGFZW 7c7X1O6tSQ1hTvv1kWJbaOUTeKwC8ui8NdlTRsUXgGvapZR+2HJkAO0gKwa+KIVWzUP/by6LDFflG 8UYWZs7DVSHSWK9WOnf1HOKO9dC6dhgjjy167iU+dOOXBxHnyNQitllZTg9AaVgprlL2KiF6Xkgjz Jl98v9TJQahVji6+jSSgy0WKwgTvjjh5EahoR81erhtLSezXAFMq49d/ZL3gzfQo3rcXY85BleL/s lfvaKmNZGKBT+zOHMV6vuExytrD7kHLGoqnF18r4ixJuPKsNAGsfExcg6uW6wcyD2gLRCcmdztRzU 4HSCB+R1SozZL8dVrAbQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1idiua-0006yQ-8s; Sat, 07 Dec 2019 22:50:52 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1idisb-0003fd-3W; Sat, 07 Dec 2019 22:48:51 +0000 Received: from ziggy.de (unknown [95.169.229.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id BA4EB24679; Sat, 7 Dec 2019 22:48:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575758928; bh=3FbY01Yo8wuTVmQw8dJE0UXjIQE+PrPmANVZvznNVUY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FHzctaPDg7dmplUogi7XCryhwqRMNZFXIBlR7oUmI2XAavnPHKo+bUlcIw4ffAhRL SSbhYLgM5RvNv3cYTgPLykvDmvIsjb+G+Wy4Z4mEQ7Upw/9o/g2hp/MD/IjGayc4Qd LCyQ/IyloH7OqNCHkU87vJ1ntXqRV2lf8ahzp3NE= From: matthias.bgg@kernel.org To: robh+dt@kernel.org, mark.rutland@arm.com, ck.hu@mediatek.com, p.zabel@pengutronix.de, airlied@linux.ie, mturquette@baylibre.com, sboyd@kernel.org, ulrich.hecht+renesas@gmail.com, laurent.pinchart@ideasonboard.com, enric.balletbo@collabora.com Subject: [resend PATCH v6 09/12] clk: mediatek: mt6797: switch to platform device probing Date: Sat, 7 Dec 2019 23:47:37 +0100 Message-Id: <20191207224740.24536-10-matthias.bgg@kernel.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191207224740.24536-1-matthias.bgg@kernel.org> References: <20191207224740.24536-1-matthias.bgg@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191207_144849_196416_77098503 X-CRM114-Status: GOOD ( 12.05 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: matthias.bgg@kernel.org, devicetree@vger.kernel.org, rdunlap@infradead.org, frank-w@public-files.de, sean.wang@mediatek.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, sean.wang@kernel.org, wens@csie.org, drinkcat@chromium.org, linux-mediatek@lists.infradead.org, mbrugger@suse.com, hsinyi@chromium.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Matthias Brugger Switch probing for the MMSYS to support invocation to a plain paltform device. The driver will be probed by the DRM subsystem. Signed-off-by: Matthias Brugger --- drivers/clk/mediatek/clk-mt6797-mm.c | 43 +++++++++++++++++++--------- 1 file changed, 29 insertions(+), 14 deletions(-) diff --git a/drivers/clk/mediatek/clk-mt6797-mm.c b/drivers/clk/mediatek/clk-mt6797-mm.c index 8f05653b387d..1aea4f8d5a9d 100644 --- a/drivers/clk/mediatek/clk-mt6797-mm.c +++ b/drivers/clk/mediatek/clk-mt6797-mm.c @@ -4,13 +4,19 @@ * Author: Kevin Chen */ +#include #include #include +#include #include #include "clk-mtk.h" #include "clk-gate.h" +struct clk_mt6797_mm_priv { + struct clk_onecell_data *clk_data; +}; + static const struct mtk_gate_regs mm0_cg_regs = { .set_ofs = 0x0104, .clr_ofs = 0x0108, @@ -92,23 +98,24 @@ static const struct mtk_gate mm_clks[] = { "clk26m", 3), }; -static const struct of_device_id of_match_clk_mt6797_mm[] = { - { .compatible = "mediatek,mt6797-mmsys", }, - {} -}; - static int clk_mt6797_mm_probe(struct platform_device *pdev) { - struct clk_onecell_data *clk_data; + struct clk_mt6797_mm_priv *private; int r; - struct device_node *node = pdev->dev.of_node; + struct device *parent = pdev->dev.parent; + + private = devm_kzalloc(&pdev->dev, sizeof(*private), GFP_KERNEL); + if (!private) + return -ENOMEM; - clk_data = mtk_alloc_clk_data(CLK_MM_NR); + private->clk_data = mtk_alloc_clk_data(CLK_MM_NR); + platform_set_drvdata(pdev, private); - mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_clks), - clk_data); + mtk_clk_register_gates(parent->of_node, mm_clks, ARRAY_SIZE(mm_clks), + private->clk_data); - r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + r = of_clk_add_provider(parent->of_node, of_clk_src_onecell_get, + private->clk_data); if (r) dev_err(&pdev->dev, "could not register clock provider: %s: %d\n", @@ -117,12 +124,20 @@ static int clk_mt6797_mm_probe(struct platform_device *pdev) return r; } +static int clk_mt6797_mm_remove(struct platform_device *pdev) +{ + struct clk_mt6797_mm_priv *private = platform_get_drvdata(pdev); + + kfree(private->clk_data); + + return 0; +} + static struct platform_driver clk_mt6797_mm_drv = { .probe = clk_mt6797_mm_probe, + .remove = clk_mt6797_mm_remove, .driver = { .name = "clk-mt6797-mm", - .of_match_table = of_match_clk_mt6797_mm, }, }; - -builtin_platform_driver(clk_mt6797_mm_drv); +module_platform_driver(clk_mt6797_mm_drv);