From mboxrd@z Thu Jan 1 00:00:00 1970 From: Keerthy Subject: [PATCH 2/5] rtc: interface: Add power_off_program to rtc_class_ops Date: Fri, 22 Mar 2019 22:46:16 +0530 Message-ID: <20190322171619.4180-3-j-keerthy@ti.com> References: <20190322171619.4180-1-j-keerthy@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20190322171619.4180-1-j-keerthy@ti.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: tony@atomide.com, alexandre.belloni@bootlin.com, a.zummo@towertech.it, t-kristo@ti.com Cc: linux-rtc@vger.kernel.org, d-gerlach@ti.com, j-keerthy@ti.com, ssantosh@kernel.org, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: linux-omap@vger.kernel.org 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 28bd767e03a0..3a9141ceb365 100644 --- a/drivers/rtc/interface.c +++ b/drivers/rtc/interface.c @@ -1065,3 +1065,15 @@ 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 9b58c933e37d..74cd391eeef7 100644 --- a/drivers/rtc/rtc-omap.c +++ b/drivers/rtc/rtc-omap.c @@ -511,6 +511,7 @@ static const struct rtc_class_ops omap_rtc_ops = { .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 f89bfbb54902..9be8d97534b4 100644 --- a/include/linux/rtc.h +++ b/include/linux/rtc.h @@ -84,6 +84,7 @@ 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); }; struct rtc_device; @@ -209,6 +210,7 @@ void rtc_timer_cancel(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) { -- 2.17.1