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From: Alexandre Belloni <alexandre.belloni@bootlin.com>
To: linux-rtc@vger.kernel.org
Cc: "Rasmus Villemoes" <rasmus.villemoes@prevas.dk>,
	"Per Nørgaard Christensen" <per.christensen@prevas.dk>,
	linux-kernel@vger.kernel.org,
	"Alexandre Belloni" <alexandre.belloni@bootlin.com>
Subject: [PATCH 1/5] rtc: add new VL flag for backup switchover
Date: Tue,  5 May 2020 22:13:06 +0200	[thread overview]
Message-ID: <20200505201310.255145-1-alexandre.belloni@bootlin.com> (raw)

A new flag RTC_VL_BACKUP_SWITCH means that a backup switchover happened
since last flag clear.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
---
 include/uapi/linux/rtc.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/uapi/linux/rtc.h b/include/uapi/linux/rtc.h
index 83bba58d47f4..fa9aff91cbf2 100644
--- a/include/uapi/linux/rtc.h
+++ b/include/uapi/linux/rtc.h
@@ -99,6 +99,7 @@ struct rtc_pll_info {
 #define RTC_VL_BACKUP_LOW	_BITUL(1) /* Backup voltage is low */
 #define RTC_VL_BACKUP_EMPTY	_BITUL(2) /* Backup empty or not present */
 #define RTC_VL_ACCURACY_LOW	_BITUL(3) /* Voltage is low, RTC accuracy is reduced */
+#define RTC_VL_BACKUP_SWITCH	_BITUL(4) /* Backup switchover happened */
 
 #define RTC_VL_READ	_IOR('p', 0x13, unsigned int)	/* Voltage low detection */
 #define RTC_VL_CLR	_IO('p', 0x14)		/* Clear voltage low information */
-- 
2.26.2


             reply	other threads:[~2020-05-05 20:13 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-05 20:13 Alexandre Belloni [this message]
2020-05-05 20:13 ` [PATCH 2/5] rtc: pcf2127: let the core handle rtc range Alexandre Belloni
2020-05-05 20:13 ` [PATCH 3/5] rtc: pcf2127: remove unnecessary #ifdef Alexandre Belloni
2020-05-05 20:13 ` [PATCH 4/5] rtc: pcf2127: set regmap max_register Alexandre Belloni
2020-05-05 20:13 ` [PATCH 5/5] rtc: pcf2127: report battery switch over Alexandre Belloni
2020-05-05 21:30   ` Rasmus Villemoes
2020-05-05 22:09     ` Alexandre Belloni

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