From nobody Sat Sep 21 04:39:17 2024 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 7DB72C636CD for ; Fri, 10 Feb 2023 10:02:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231981AbjBJKCw (ORCPT ); Fri, 10 Feb 2023 05:02:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54156 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231924AbjBJKCY (ORCPT ); Fri, 10 Feb 2023 05:02:24 -0500 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EC6001CF77 for ; Fri, 10 Feb 2023 02:02:09 -0800 (PST) X-UUID: f8392898a92911eda06fc9ecc4dadd91-20230210 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=tEBK+dfkMrtcAvCvX7B7AQ5v86sSP8H5vx6IKOoo8Hs=; b=Hfv+BiSvQ/M8R0hP3zWaZ6z+/zed/2xh3QyKXfuaGa4dZKMV/mpCeSTZiCC2xz/jCJ13Sb18iiB7gxXr7DZ1s1SMh4eXRmdvzKicyE+sLnkUy4OJXdufFA5yBnNy9WQyYsrzi4JUOOQlgbwmB03PTBNqc7KgJfDq7XiGUMXnCq4=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.19,REQID:fcea576d-2f70-4d16-8ef4-fa44227623b9,IP:0,U RL:0,TC:0,Content:-25,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:-25 X-CID-META: VersionHash:885ddb2,CLOUDID:7eb211f8-ff42-4fb0-b929-626456a83c14,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:1,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0 X-CID-BVR: 0 X-UUID: f8392898a92911eda06fc9ecc4dadd91-20230210 Received: from mtkmbs11n2.mediatek.inc [(172.21.101.187)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 937610339; Fri, 10 Feb 2023 18:02:04 +0800 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.3; Fri, 10 Feb 2023 18:02:02 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Fri, 10 Feb 2023 18:02:02 +0800 From: To: Daniel Lezcano , Thomas Gleixner , Matthias Brugger , AngeloGioacchino Del Regno , "Maciej W . Rozycki" , John Stultz , "Krzysztof Kozlowski" CC: , , , , Chun-Hung Wu , , , Subject: [PATCH] clocksource/drivers/timer-mediatek: Make timer-mediatek become loadable module Date: Fri, 10 Feb 2023 18:00:38 +0800 Message-ID: <20230210100058.19861-1-walter.chang@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Chun-Hung Wu This patch makes the timer-mediatek driver which can register an always-on timer as tick_broadcast_device on MediaTek SoCs become loadable module in GKI. This patch depends on the previous patch. https://lore.kernel.org/lkml/20230208094813.20874-1-walter.chang@mediatek.c= om/T/#t Signed-off-by: Chun-Hung Wu --- drivers/clocksource/Kconfig | 2 +- drivers/clocksource/timer-mediatek.c | 43 ++++++++++++++++++++++++++++ 2 files changed, 44 insertions(+), 1 deletion(-) diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig index 4469e7f555e9..41345827055b 100644 --- a/drivers/clocksource/Kconfig +++ b/drivers/clocksource/Kconfig @@ -472,7 +472,7 @@ config SYS_SUPPORTS_SH_CMT bool =20 config MTK_TIMER - bool "Mediatek timer driver" if COMPILE_TEST + tristate "Mediatek timer driver" depends on HAS_IOMEM select TIMER_OF select CLKSRC_MMIO diff --git a/drivers/clocksource/timer-mediatek.c b/drivers/clocksource/tim= er-mediatek.c index d5b29fd03ca2..806044ef391c 100644 --- a/drivers/clocksource/timer-mediatek.c +++ b/drivers/clocksource/timer-mediatek.c @@ -13,6 +13,9 @@ #include #include #include +#include +#include +#include #include #include #include "timer-of.h" @@ -450,6 +453,46 @@ static int __init mtk_gpt_init(struct device_node *nod= e) =20 return 0; } + +#ifdef MODULE +static int mtk_timer_probe(struct platform_device *pdev) +{ + int (*timer_init)(struct device_node *node); + struct device_node *np =3D pdev->dev.of_node; + + timer_init =3D of_device_get_match_data(&pdev->dev); + return timer_init(np); +} + +static const struct of_device_id mtk_timer_match_table[] =3D { + { + .compatible =3D "mediatek,mt6577-timer", + .data =3D mtk_gpt_init, + }, + { + .compatible =3D "mediatek,mt6765-timer", + .data =3D mtk_syst_init, + }, + { + .compatible =3D "mediatek,mt6795-systimer", + .data =3D mtk_cpux_init, + }, + {} +}; + +static struct platform_driver mtk_timer_driver =3D { + .probe =3D mtk_timer_probe, + .driver =3D { + .name =3D "mtk-timer", + .of_match_table =3D mtk_timer_match_table, + }, +}; +MODULE_DESCRIPTION("MEDIATEK Module Timer driver"); +MODULE_LICENSE("GPL v2"); + +module_platform_driver(mtk_timer_driver); +#else TIMER_OF_DECLARE(mtk_mt6577, "mediatek,mt6577-timer", mtk_gpt_init); TIMER_OF_DECLARE(mtk_mt6765, "mediatek,mt6765-timer", mtk_syst_init); TIMER_OF_DECLARE(mtk_mt6795, "mediatek,mt6795-systimer", mtk_cpux_init); +#endif --=20 2.18.0