From patchwork Sat Dec 7 22:47:38 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthias Brugger X-Patchwork-Id: 11278015 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 E0AF71575 for ; Sat, 7 Dec 2019 22:48:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C044324681 for ; Sat, 7 Dec 2019 22:48:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575758939; bh=q7YR4HMuFuPvR0RHWH0ycHC5MCSJKPZtTtyErowzU74=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=oiY4zyIiK9GQ/2ERNjpkaHeruh79Z068aLRhdaIYAWI9w70It0TZzy+QLDxQHAdqw AatFUpggS0FB6/OHPvItNK90ZrFAdETf8iriGqFxufKtU7FhXj+gtpcq4ecwkf5vD1 ZZuG9ZMKIkLA9pMQM/IYJOGBSNT5LkdscWkcKkpY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727118AbfLGWsz (ORCPT ); Sat, 7 Dec 2019 17:48:55 -0500 Received: from mail.kernel.org ([198.145.29.99]:44496 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726421AbfLGWsz (ORCPT ); Sat, 7 Dec 2019 17:48:55 -0500 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 D135D2468A; Sat, 7 Dec 2019 22:48:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575758933; bh=q7YR4HMuFuPvR0RHWH0ycHC5MCSJKPZtTtyErowzU74=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=jjVhabiq5brjkXPtlfKpNn+Pv/taopT44dLHbECn1UshIFIcbKOqFPwQmPhtygB6A LWhs/wDoBPGZogHkKlxethOlTlNcznnOdf97PySFw3HgeX2MTWO88YF5Dl1coxV3Cx pLMRp+ngUMV1yO8TJ/7kS/UpeRDGnZqZsif5+MAw= 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 Cc: sean.wang@mediatek.com, sean.wang@kernel.org, rdunlap@infradead.org, wens@csie.org, hsinyi@chromium.org, frank-w@public-files.de, drinkcat@chromium.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, mbrugger@suse.com, matthias.bgg@kernel.org Subject: [resend PATCH v6 10/12] clk: mediatek: mt8183: switch mmsys to platform device probing Date: Sat, 7 Dec 2019 23:47:38 +0100 Message-Id: <20191207224740.24536-11-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 Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.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. Singed-off-by: Matthias Brugger --- drivers/clk/mediatek/clk-mt8183-mm.c | 39 +++++++++++++++++++--------- 1 file changed, 27 insertions(+), 12 deletions(-) diff --git a/drivers/clk/mediatek/clk-mt8183-mm.c b/drivers/clk/mediatek/clk-mt8183-mm.c index 720c696b506d..e6dcad18d81a 100644 --- a/drivers/clk/mediatek/clk-mt8183-mm.c +++ b/drivers/clk/mediatek/clk-mt8183-mm.c @@ -3,14 +3,20 @@ // Copyright (c) 2018 MediaTek Inc. // Author: Weiyi Lu +#include #include #include +#include #include "clk-mtk.h" #include "clk-gate.h" #include +struct clk_mt8183_mm_priv { + struct clk_onecell_data *clk_data; +}; + static const struct mtk_gate_regs mm0_cg_regs = { .set_ofs = 0x104, .clr_ofs = 0x108, @@ -84,28 +90,37 @@ static const struct mtk_gate mm_clks[] = { static int clk_mt8183_mm_probe(struct platform_device *pdev) { - struct clk_onecell_data *clk_data; - struct device_node *node = pdev->dev.of_node; + struct clk_mt8183_mm_priv *private; + struct device_node *node = pdev->dev.parent->of_node; + + private = devm_kzalloc(&pdev->dev, sizeof(*private), GFP_KERNEL); + if (!private) + return -ENOMEM; - clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK); + private->clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK); + platform_set_drvdata(pdev, private); mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_clks), - clk_data); + private->clk_data); - return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + return of_clk_add_provider(node, of_clk_src_onecell_get, + private->clk_data); } -static const struct of_device_id of_match_clk_mt8183_mm[] = { - { .compatible = "mediatek,mt8183-mmsys", }, - {} -}; +static int clk_mt8183_mm_remove(struct platform_device *pdev) +{ + struct clk_mt8183_mm_priv *private = platform_get_drvdata(pdev); + + kfree(private->clk_data); + + return 0; +} static struct platform_driver clk_mt8183_mm_drv = { .probe = clk_mt8183_mm_probe, + .remove = clk_mt8183_mm_remove, .driver = { .name = "clk-mt8183-mm", - .of_match_table = of_match_clk_mt8183_mm, }, }; - -builtin_platform_driver(clk_mt8183_mm_drv); +module_platform_driver(clk_mt8183_mm_drv);