From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from fllv0015.ext.ti.com ([198.47.19.141]:49948 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725786AbeGLFQe (ORCPT ); Thu, 12 Jul 2018 01:16:34 -0400 From: Keerthy To: , CC: , , , , , Subject: [PATCH v4 4/4] rtc: interface: Add power_off_program to rtc_class_ops Date: Thu, 12 Jul 2018 10:37:40 +0530 Message-ID: <1531372060-10532-5-git-send-email-j-keerthy@ti.com> In-Reply-To: <1531372060-10532-1-git-send-email-j-keerthy@ti.com> References: <1531372060-10532-1-git-send-email-j-keerthy@ti.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-rtc-owner@vger.kernel.org List-ID: Add an interface function to set up the rtc for a power_off mode. Signed-off-by: Keerthy --- drivers/rtc/interface.c | 12 ++++++++++++ drivers/rtc/rtc-omap.c | 1 + include/linux/rtc.h | 2 ++ 3 files changed, 15 insertions(+) diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c index 6d4012d..c19668b9 100644 --- a/drivers/rtc/interface.c +++ b/drivers/rtc/interface.c @@ -1139,3 +1139,15 @@ int rtc_set_offset(struct rtc_device *rtc, long offset) trace_rtc_set_offset(offset, ret); return ret; } + +/** + * rtc_power_off_program - Some of the rtc are hooked on to PMIC_EN + * line and can be used to power off the SoC. + * + * Kernel interface to program rtc to power off + */ +int rtc_power_off_program(struct rtc_device *rtc) +{ + return rtc->ops->power_off_program(rtc->dev.parent); +} +EXPORT_SYMBOL_GPL(rtc_power_off_program); diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c index 3610efd..9c9ea44 100644 --- a/drivers/rtc/rtc-omap.c +++ b/drivers/rtc/rtc-omap.c @@ -518,6 +518,7 @@ static void omap_rtc_power_off(void) .read_alarm = omap_rtc_read_alarm, .set_alarm = omap_rtc_set_alarm, .alarm_irq_enable = omap_rtc_alarm_irq_enable, + .power_off_program = omap_rtc_power_off_program, }; static const struct omap_rtc_device_type omap_rtc_default_type = { diff --git a/include/linux/rtc.h b/include/linux/rtc.h index 6268208..3fc640c 100644 --- a/include/linux/rtc.h +++ b/include/linux/rtc.h @@ -85,6 +85,7 @@ struct rtc_class_ops { int (*alarm_irq_enable)(struct device *, unsigned int enabled); int (*read_offset)(struct device *, long *offset); int (*set_offset)(struct device *, long offset); + int (*power_off_program)(struct device *dev); }; typedef struct rtc_task { @@ -229,6 +230,7 @@ int rtc_timer_start(struct rtc_device *rtc, struct rtc_timer *timer, int rtc_read_offset(struct rtc_device *rtc, long *offset); int rtc_set_offset(struct rtc_device *rtc, long offset); void rtc_timer_do_work(struct work_struct *work); +int rtc_power_off_program(struct rtc_device *rtc); static inline bool is_leap_year(unsigned int year) { -- 1.9.1