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Rozycki" , John Stultz CC: , , , , , Chun-Hung Wu , , , Subject: [PATCH linux-next v4 4/4] clocksource/drivers/timer-mediatek: Make timer-mediatek become loadable module Date: Fri, 21 Apr 2023 11:46:49 +0800 Message-ID: <20230421034649.15247-5-walter.chang@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20230421034649.15247-1-walter.chang@mediatek.com> References: <20230421034649.15247-1-walter.chang@mediatek.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230420_205800_290593_320DD401 X-CRM114-Status: GOOD ( 15.73 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Chun-Hung Wu Make the timer-mediatek driver which can register an always-on timer as tick_broadcast_device on MediaTek SoCs become loadable module in GKI. Signed-off-by: Chun-Hung Wu Signed-off-by: Walter Chang Tested-by: Walter Chang --- drivers/clocksource/Kconfig | 2 +- drivers/clocksource/timer-mediatek.c | 33 ++++++++++++++++++++++++++++ 2 files changed, 34 insertions(+), 1 deletion(-) diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig index 526382dc7482..62103c0807f7 100644 --- a/drivers/clocksource/Kconfig +++ b/drivers/clocksource/Kconfig @@ -472,7 +472,7 @@ config SYS_SUPPORTS_SH_CMT bool 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/timer-mediatek.c index 7bcb4a3f26fb..afeacb509481 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" @@ -337,5 +340,35 @@ static int __init mtk_gpt_init(struct device_node *node) return 0; } + +#ifndef MODULE TIMER_OF_DECLARE(mtk_mt6577, "mediatek,mt6577-timer", mtk_gpt_init); TIMER_OF_DECLARE(mtk_mt6765, "mediatek,mt6765-timer", mtk_syst_init); +#else +static int mtk_timer_probe(struct platform_device *pdev) +{ + int (*timer_init)(struct device_node *node); + struct device_node *np = pdev->dev.of_node; + + timer_init = of_device_get_match_data(&pdev->dev); + return timer_init(np); +} + +static const struct of_device_id mtk_timer_match_table[] = { + { .compatible = "mediatek,mt6577-timer", .data = mtk_gpt_init }, + { .compatible = "mediatek,mt6765-timer", .data = mtk_syst_init }, + { /* sentinel */ } +}; + +static struct platform_driver mtk_timer_driver = { + .probe = mtk_timer_probe, + .driver = { + .name = "mediatek-timer", + .of_match_table = mtk_timer_match_table, + }, +}; +module_platform_driver(mtk_timer_driver); + +MODULE_DESCRIPTION("MediaTek Timer driver"); +MODULE_LICENSE("GPL v2"); +#endif -- 2.18.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel