From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chun-Hung Wu Subject: [PATCH 4/4] iio: auxadc: mediatek: change to subsys_initcall Date: Thu, 16 May 2019 16:10:47 +0800 Message-ID: <1557994247-16739-5-git-send-email-chun-hung.wu@mediatek.com> References: <1557994247-16739-1-git-send-email-chun-hung.wu@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1557994247-16739-1-git-send-email-chun-hung.wu@mediatek.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Jonathan Cameron , Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald-Stadler , Rob Herring , Mark Rutland , Matthias Brugger Cc: devicetree@vger.kernel.org, wsd_upstream@mediatek.com, linux-iio@vger.kernel.org, Chun-Hung Wu , kuohong.wang@mediatek.com, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, peter.wang@mediatek.com, jg_poxu@mediatek.com, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org Move auxadc platform_driver_register() from module_init to subsys_initcall because auxadc user drivers are all moudle drivers, need to gurantee auxadc driver ready before module_init. Signed-off-by: Chun-Hung Wu --- drivers/iio/adc/mt6577_auxadc.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/drivers/iio/adc/mt6577_auxadc.c b/drivers/iio/adc/mt6577_auxadc.c index 58d7cb2..cb8e3dd 100644 --- a/drivers/iio/adc/mt6577_auxadc.c +++ b/drivers/iio/adc/mt6577_auxadc.c @@ -350,7 +350,19 @@ static int mt6577_auxadc_remove(struct platform_device *pdev) .probe = mt6577_auxadc_probe, .remove = mt6577_auxadc_remove, }; -module_platform_driver(mt6577_auxadc_driver); + +static int __init mt6577_auxadc_init(void) +{ + return platform_driver_register(&mt6577_auxadc_driver); +} + +static void __exit mt6577_auxadc_exit(void) +{ + platform_driver_unregister(&mt6577_auxadc_driver); +} + +subsys_initcall(mt6577_auxadc_init); +module_exit(mt6577_auxadc_exit); MODULE_AUTHOR("Zhiyong Tao "); MODULE_DESCRIPTION("MTK AUXADC Device Driver"); -- 1.9.1