Merge tag 'rtc-v4.2-1' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux

Pull RTC updates from Alexandre Belloni:
 "Core:
   - Coding style and whitespace fixes (interface, Makefile and Kconfig)
   - New rtc_tm_sub() helper
   - New CONFIG_RTC_SYSTOHC_DEVICE option
   - Removed rtc_set_mmss()

  New drivers:
   - Mediatek MT6397
   - Cortina Gemini

  Drivers:
   - Year 2106 fixes for isl1208, pcf8563 and sunxi
   - update author email for at32ap700x and efi
   - ds1307: alarm fix
   - efi: use correct EFI 'epoch'
   - hym8563: make irq optional
   - imxdi: cleanups and better handling of the security/tamper monitoring
   - snvs: fix wakealarm
   - Compilation fixes or warning removal for gemini, mt6397, palmas, pfc8563
   - Trivial cleanups for ab8500, ds1216, ds1286, ds1672, ep93xx,
     hid-sensor-time, max6900, max8998, max77686, max77802, mc13xxx, mv,
     mxc, s3c, spear, v3020
   - Kconfig fixes for stmp3xxx and xgene"

* tag 'rtc-v4.2-1' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux: (48 commits)
  rtc: remove useless I2C dependencies
  rtc: whitespace fixes
  rtc: Properly sort Makefile
  MAINTAINERS: Add RTC subsystem repository
  rtc: pfc8563: fix uninitialized variable warning
  rtc: ds1307: Enable the mcp794xx alarm after programming time
  rtc: hym8563: make the irq optional
  rtc: gemini: fix cocci warnings
  rtc: mv: correct 24 hour error message
  rtc: mv: use BIT()
  rtc: efi: use correct EFI 'epoch'
  rtc: interface: Remove rtc_set_mmss()
  sparc: time: Replace update_persistent_clock() with CONFIG_RTC_SYSTOHC
  rtc: NTP: Add CONFIG_RTC_SYSTOHC_DEVICE for NTP synchronization
  rtc: sunxi: Replace deprecated rtc_tm_to_time()
  rtc: isl1208: Replace deprecated rtc_tm_to_time()
  rtc: Introduce rtc_tm_sub() helper function
  rtc: pcf8563: Replace deprecated rtc_time_to_tm() and rtc_tm_to_time()
  rtc: palmas: Initialise bb_charging flag before using it
  rtc: simplify use of devm_ioremap_resource
  ...

33 files changed, 1173 insertions, 323 deletions

diff --git a/drivers/mfd/mt6397-core.c b/drivers/mfd/mt6397-core.c
index 38a0458f7834..03929a6c6fc4 100644
--- a/drivers/mfd/mt6397-core.c
+++ b/drivers/mfd/mt6397-core.c
@@ -21,9 +21,27 @@
 #include <linux/mfd/mt6397/core.h>
 #include <linux/mfd/mt6397/registers.h>
 
+#define MT6397_RTC_BASE		0xe000
+#define MT6397_RTC_SIZE		0x3e
+
+static const struct resource mt6397_rtc_resources[] = {
+	{
+		.start = MT6397_RTC_BASE,
+		.end   = MT6397_RTC_BASE + MT6397_RTC_SIZE,
+		.flags = IORESOURCE_MEM,
+	},
+	{
+		.start = MT6397_IRQ_RTC,
+		.end   = MT6397_IRQ_RTC,
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
 static const struct mfd_cell mt6397_devs[] = {
 	{
 		.name = "mt6397-rtc",
+		.num_resources = ARRAY_SIZE(mt6397_rtc_resources),
+		.resources = mt6397_rtc_resources,
 		.of_compatible = "mediatek,mt6397-rtc",
 	}, {
 		.name = "mt6397-regulator",
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index 5e963df9e565..db2fe4ab4b4a 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -12,7 +12,7 @@ menuconfig RTC_CLASS
 	select RTC_LIB
 	help
 	  Generic RTC class support. If you say yes here, you will
- 	  be allowed to plug one or more RTCs to your system. You will
+	  be allowed to plug one or more RTCs to your system. You will
 	  probably want to enable one or more of the interfaces below.
 
 if RTC_CLASS
@@ -25,17 +25,9 @@ config RTC_HCTOSYS
 	  the value read from a specified RTC device. This is useful to avoid
 	  unnecessary fsck runs at boot time, and to network better.
 
-config RTC_SYSTOHC
-	bool "Set the RTC time based on NTP synchronization"
-	default y
-	help
-	  If you say yes here, the system time (wall clock) will be stored
-	  in the RTC specified by RTC_HCTOSYS_DEVICE approximately every 11
-	  minutes if userspace reports synchronized NTP status.
-
 config RTC_HCTOSYS_DEVICE
 	string "RTC used to set the system time"
-	depends on RTC_HCTOSYS = y || RTC_SYSTOHC = y
+	depends on RTC_HCTOSYS
 	default "rtc0"
 	help
 	  The RTC device that will be used to (re)initialize the system
@@ -56,6 +48,25 @@ config RTC_HCTOSYS_DEVICE
 	  sleep states. Do not specify an RTC here unless it stays powered
 	  during all this system's supported sleep states.
 
+config RTC_SYSTOHC
+	bool "Set the RTC time based on NTP synchronization"
+	default y
+	help
+	  If you say yes here, the system time (wall clock) will be stored
+	  in the RTC specified by RTC_HCTOSYS_DEVICE approximately every 11
+	  minutes if userspace reports synchronized NTP status.
+
+config RTC_SYSTOHC_DEVICE
+	string "RTC used to synchronize NTP adjustment"
+	depends on RTC_SYSTOHC
+	default RTC_HCTOSYS_DEVICE if RTC_HCTOSYS
+	default "rtc0"
+	help
+	  The RTC device used for NTP synchronization. The main difference
+	  between RTC_HCTOSYS_DEVICE and RTC_SYSTOHC_DEVICE is that this
+	  one can sleep when setting time, because it runs in the workqueue
+	  context.
+
 config RTC_DEBUG
 	bool "RTC debug support"
 	help
@@ -135,7 +146,7 @@ if I2C
 
 config RTC_DRV_88PM860X
 	tristate "Marvell 88PM860x"
-	depends on I2C && MFD_88PM860X
+	depends on MFD_88PM860X
 	help
 	  If you say yes here you get support for RTC function in Marvell
 	  88PM860x chips.
@@ -145,7 +156,7 @@ config RTC_DRV_88PM860X
 
 config RTC_DRV_88PM80X
 	tristate "Marvell 88PM80x"
-	depends on I2C && MFD_88PM800
+	depends on MFD_88PM800
 	help
 	  If you say yes here you get support for RTC function in Marvell
 	  88PM80x chips.
@@ -154,10 +165,9 @@ config RTC_DRV_88PM80X
 	  will be called rtc-88pm80x.
 
 config RTC_DRV_ABB5ZES3
-       depends on I2C
-       select REGMAP_I2C
-       tristate "Abracon AB-RTCMC-32.768kHz-B5ZE-S3"
-       help
+	select REGMAP_I2C
+	tristate "Abracon AB-RTCMC-32.768kHz-B5ZE-S3"
+	help
 	  If you say yes here you get support for the Abracon
 	  AB-RTCMC-32.768kHz-B5ZE-S3 I2C RTC chip.
 
@@ -204,7 +214,6 @@ config RTC_DRV_DS1307
 
 config RTC_DRV_DS1374
 	tristate "Dallas/Maxim DS1374"
-	depends on I2C
 	help
 	  If you say yes here you get support for Dallas Semiconductor
 	  DS1374 real-time clock chips. If an interrupt is associated
@@ -232,7 +241,6 @@ config RTC_DRV_DS1672
 
 config RTC_DRV_DS3232
 	tristate "Dallas/Maxim DS3232"
-	depends on I2C
 	help
 	  If you say yes here you get support for Dallas Semiconductor
 	  DS3232 real-time clock chips. If an interrupt is associated
@@ -243,7 +251,7 @@ config RTC_DRV_DS3232
 
 config RTC_DRV_HYM8563
 	tristate "Haoyu Microelectronics HYM8563"
-	depends on I2C && OF
+	depends on OF
 	help
 	  Say Y to enable support for the HYM8563 I2C RTC chip. Apart
 	  from the usual rtc functions it provides a clock output of
@@ -365,10 +373,9 @@ config RTC_DRV_ISL12022
 	  will be called rtc-isl12022.
 
 config RTC_DRV_ISL12057
-       depends on I2C
-       select REGMAP_I2C
-       tristate "Intersil ISL12057"
-       help
+	select REGMAP_I2C
+	tristate "Intersil ISL12057"
+	help
 	  If you say yes here you get support for the Intersil ISL12057
 	  I2C RTC chip.
 
@@ -603,13 +610,13 @@ comment "SPI RTC drivers"
 if SPI_MASTER
 
 config RTC_DRV_M41T93
-        tristate "ST M41T93"
-        help
-          If you say yes here you will get support for the
-          ST M41T93 SPI RTC chip.
+	tristate "ST M41T93"
+	help
+	  If you say yes here you will get support for the
+	  ST M41T93 SPI RTC chip.
 
-          This driver can also be built as a module. If so, the module
-          will be called rtc-m41t93.
+	  This driver can also be built as a module. If so, the module
+	  will be called rtc-m41t93.
 
 config RTC_DRV_M41T94
 	tristate "ST M41T94"
@@ -1200,7 +1207,7 @@ config RTC_DRV_SH
 	  Say Y here to enable support for the on-chip RTC found in
 	  most SuperH processors.
 
- 	  To compile this driver as a module, choose M here: the
+	  To compile this driver as a module, choose M here: the
 	  module will be called rtc-sh.
 
 config RTC_DRV_VR41XX
@@ -1299,14 +1306,14 @@ config RTC_DRV_GENERIC
 	  just say Y.
 
 config RTC_DRV_PXA
-       tristate "PXA27x/PXA3xx"
-       depends on ARCH_PXA
-       help
-         If you say Y here you will get access to the real time clock
-         built into your PXA27x or PXA3xx CPU.
+	tristate "PXA27x/PXA3xx"
+	depends on ARCH_PXA
+	help
+	 If you say Y here you will get access to the real time clock
+	 built into your PXA27x or PXA3xx CPU.
 
-         This RTC driver uses PXA RTC registers available since pxa27x
-         series (RDxR, RYxR) instead of legacy RCNR, RTAR.
+	 This RTC driver uses PXA RTC registers available since pxa27x
+	 series (RDxR, RYxR) instead of legacy RCNR, RTAR.
 
 config RTC_DRV_VT8500
 	tristate "VIA/WonderMedia 85xx SoC RTC"
@@ -1372,6 +1379,17 @@ config RTC_DRV_ARMADA38X
 	  This driver can also be built as a module. If so, the module
 	  will be called armada38x-rtc.
 
+config RTC_DRV_GEMINI
+	tristate "Gemini SoC RTC"
+	depends on ARCH_GEMINI || COMPILE_TEST
+	depends on HAS_IOMEM
+	help
+	  If you say Y here you will get support for the
+	  RTC found on Gemini SoC's.
+
+	  This driver can also be built as a module. If so, the module
+	  will be called rtc-gemini.
+
 config RTC_DRV_PS3
 	tristate "PS3 RTC"
 	depends on PPC_PS3
@@ -1396,6 +1414,7 @@ config RTC_DRV_COH901331
 config RTC_DRV_STMP
 	tristate "Freescale STMP3xxx/i.MX23/i.MX28 RTC"
 	depends on ARCH_MXS
+	select STMP_DEVICE
 	help
 	  If you say yes here you will get support for the onboard
 	  STMP3xxx/i.MX23/i.MX28 RTC.
@@ -1541,9 +1560,20 @@ config RTC_DRV_MOXART
 	   This driver can also be built as a module. If so, the module
 	   will be called rtc-moxart
 
+config RTC_DRV_MT6397
+	tristate "Mediatek Real Time Clock driver"
+	depends on MFD_MT6397 || COMPILE_TEST
+	help
+	  This selects the Mediatek(R) RTC driver. RTC is part of Mediatek
+	  MT6397 PMIC. You should enable MT6397 PMIC MFD before select
+	  Mediatek(R) RTC driver.
+
+	  If you want to use Mediatek(R) RTC interface, select Y or M here.
+
 config RTC_DRV_XGENE
 	tristate "APM X-Gene RTC"
 	depends on HAS_IOMEM
+	depends on ARCH_XGENE || COMPILE_TEST
 	help
 	  If you say yes here you get support for the APM X-Gene SoC real time
 	  clock.
diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile
index ebe2c085d01c..1b09a62fcf4b 100644
--- a/drivers/rtc/Makefile
+++ b/drivers/rtc/Makefile
@@ -14,14 +14,14 @@ ifdef CONFIG_RTC_DRV_EFI
 rtc-core-y			+= rtc-efi-platform.o
 endif
 
-rtc-core-$(CONFIG_RTC_INTF_DEV)	+= rtc-dev.o
-rtc-core-$(CONFIG_RTC_INTF_PROC) += rtc-proc.o
-rtc-core-$(CONFIG_RTC_INTF_SYSFS) += rtc-sysfs.o
+rtc-core-$(CONFIG_RTC_INTF_DEV)		+= rtc-dev.o
+rtc-core-$(CONFIG_RTC_INTF_PROC)	+= rtc-proc.o
+rtc-core-$(CONFIG_RTC_INTF_SYSFS)	+= rtc-sysfs.o
 
 # Keep the list ordered.
 
-obj-$(CONFIG_RTC_DRV_88PM860X)  += rtc-88pm860x.o
 obj-$(CONFIG_RTC_DRV_88PM80X)	+= rtc-88pm80x.o
+obj-$(CONFIG_RTC_DRV_88PM860X)	+= rtc-88pm860x.o
 obj-$(CONFIG_RTC_DRV_AB3100)	+= rtc-ab3100.o
 obj-$(CONFIG_RTC_DRV_AB8500)	+= rtc-ab8500.o
 obj-$(CONFIG_RTC_DRV_ABB5ZES3)	+= rtc-ab-b5ze-s3.o
@@ -43,7 +43,6 @@ obj-$(CONFIG_RTC_DRV_DA9063)	+= rtc-da9063.o
 obj-$(CONFIG_RTC_DRV_DAVINCI)	+= rtc-davinci.o
 obj-$(CONFIG_RTC_DRV_DIGICOLOR)	+= rtc-digicolor.o
 obj-$(CONFIG_RTC_DRV_DM355EVM)	+= rtc-dm355evm.o
-obj-$(CONFIG_RTC_DRV_VRTC)	+= rtc-mrst.o
 obj-$(CONFIG_RTC_DRV_DS1216)	+= rtc-ds1216.o
 obj-$(CONFIG_RTC_DRV_DS1286)	+= rtc-ds1286.o
 obj-$(CONFIG_RTC_DRV_DS1302)	+= rtc-ds1302.o
@@ -58,20 +57,21 @@ obj-$(CONFIG_RTC_DRV_DS1553)	+= rtc-ds1553.o
 obj-$(CONFIG_RTC_DRV_DS1672)	+= rtc-ds1672.o
 obj-$(CONFIG_RTC_DRV_DS1685_FAMILY)	+= rtc-ds1685.o
 obj-$(CONFIG_RTC_DRV_DS1742)	+= rtc-ds1742.o
-obj-$(CONFIG_RTC_DRV_DS2404)    += rtc-ds2404.o
+obj-$(CONFIG_RTC_DRV_DS2404)	+= rtc-ds2404.o
 obj-$(CONFIG_RTC_DRV_DS3232)	+= rtc-ds3232.o
 obj-$(CONFIG_RTC_DRV_DS3234)	+= rtc-ds3234.o
 obj-$(CONFIG_RTC_DRV_EFI)	+= rtc-efi.o
 obj-$(CONFIG_RTC_DRV_EM3027)	+= rtc-em3027.o
 obj-$(CONFIG_RTC_DRV_EP93XX)	+= rtc-ep93xx.o
 obj-$(CONFIG_RTC_DRV_FM3130)	+= rtc-fm3130.o
+obj-$(CONFIG_RTC_DRV_GEMINI)	+= rtc-gemini.o
 obj-$(CONFIG_RTC_DRV_GENERIC)	+= rtc-generic.o
 obj-$(CONFIG_RTC_DRV_HID_SENSOR_TIME) += rtc-hid-sensor-time.o
 obj-$(CONFIG_RTC_DRV_HYM8563)	+= rtc-hym8563.o
 obj-$(CONFIG_RTC_DRV_IMXDI)	+= rtc-imxdi.o
-obj-$(CONFIG_RTC_DRV_ISL1208)	+= rtc-isl1208.o
 obj-$(CONFIG_RTC_DRV_ISL12022)	+= rtc-isl12022.o
 obj-$(CONFIG_RTC_DRV_ISL12057)	+= rtc-isl12057.o
+obj-$(CONFIG_RTC_DRV_ISL1208)	+= rtc-isl1208.o
 obj-$(CONFIG_RTC_DRV_JZ4740)	+= rtc-jz4740.o
 obj-$(CONFIG_RTC_DRV_LP8788)	+= rtc-lp8788.o
 obj-$(CONFIG_RTC_DRV_LPC32XX)	+= rtc-lpc32xx.o
@@ -82,32 +82,35 @@ obj-$(CONFIG_RTC_DRV_M41T94)	+= rtc-m41t94.o
 obj-$(CONFIG_RTC_DRV_M48T35)	+= rtc-m48t35.o
 obj-$(CONFIG_RTC_DRV_M48T59)	+= rtc-m48t59.o
 obj-$(CONFIG_RTC_DRV_M48T86)	+= rtc-m48t86.o
-obj-$(CONFIG_RTC_DRV_MXC)	+= rtc-mxc.o
 obj-$(CONFIG_RTC_DRV_MAX6900)	+= rtc-max6900.o
+obj-$(CONFIG_RTC_DRV_MAX6902)	+= rtc-max6902.o
+obj-$(CONFIG_RTC_DRV_MAX77686)	+= rtc-max77686.o
+obj-$(CONFIG_RTC_DRV_MAX77802)	+= rtc-max77802.o
 obj-$(CONFIG_RTC_DRV_MAX8907)	+= rtc-max8907.o
 obj-$(CONFIG_RTC_DRV_MAX8925)	+= rtc-max8925.o
-obj-$(CONFIG_RTC_DRV_MAX8998)	+= rtc-max8998.o
 obj-$(CONFIG_RTC_DRV_MAX8997)	+= rtc-max8997.o
-obj-$(CONFIG_RTC_DRV_MAX6902)	+= rtc-max6902.o
-obj-$(CONFIG_RTC_DRV_MAX77686)	+= rtc-max77686.o
-obj-$(CONFIG_RTC_DRV_MAX77802)  += rtc-max77802.o
+obj-$(CONFIG_RTC_DRV_MAX8998)	+= rtc-max8998.o
 obj-$(CONFIG_RTC_DRV_MC13XXX)	+= rtc-mc13xxx.o
 obj-$(CONFIG_RTC_DRV_MCP795)	+= rtc-mcp795.o
-obj-$(CONFIG_RTC_DRV_MSM6242)	+= rtc-msm6242.o
+obj-$(CONFIG_RTC_DRV_MOXART)	+= rtc-moxart.o
 obj-$(CONFIG_RTC_DRV_MPC5121)	+= rtc-mpc5121.o
+obj-$(CONFIG_RTC_DRV_VRTC)	+= rtc-mrst.o
+obj-$(CONFIG_RTC_DRV_MSM6242)	+= rtc-msm6242.o
+obj-$(CONFIG_RTC_DRV_MT6397)	+= rtc-mt6397.o
 obj-$(CONFIG_RTC_DRV_MV)	+= rtc-mv.o
+obj-$(CONFIG_RTC_DRV_MXC)	+= rtc-mxc.o
 obj-$(CONFIG_RTC_DRV_NUC900)	+= rtc-nuc900.o
-obj-$(CONFIG_RTC_DRV_OPAL)	+= rtc-opal.o
 obj-$(CONFIG_RTC_DRV_OMAP)	+= rtc-omap.o
+obj-$(CONFIG_RTC_DRV_OPAL)	+= rtc-opal.o
 obj-$(CONFIG_RTC_DRV_PALMAS)	+= rtc-palmas.o
 obj-$(CONFIG_RTC_DRV_PCAP)	+= rtc-pcap.o
+obj-$(CONFIG_RTC_DRV_PCF2123)	+= rtc-pcf2123.o
 obj-$(CONFIG_RTC_DRV_PCF2127)	+= rtc-pcf2127.o
+obj-$(CONFIG_RTC_DRV_PCF50633)	+= rtc-pcf50633.o
+obj-$(CONFIG_RTC_DRV_PCF85063)	+= rtc-pcf85063.o
 obj-$(CONFIG_RTC_DRV_PCF8523)	+= rtc-pcf8523.o
 obj-$(CONFIG_RTC_DRV_PCF8563)	+= rtc-pcf8563.o
-obj-$(CONFIG_RTC_DRV_PCF85063)	+= rtc-pcf85063.o
 obj-$(CONFIG_RTC_DRV_PCF8583)	+= rtc-pcf8583.o
-obj-$(CONFIG_RTC_DRV_PCF2123)	+= rtc-pcf2123.o
-obj-$(CONFIG_RTC_DRV_PCF50633)	+= rtc-pcf50633.o
 obj-$(CONFIG_RTC_DRV_PL030)	+= rtc-pl030.o
 obj-$(CONFIG_RTC_DRV_PL031)	+= rtc-pl031.o
 obj-$(CONFIG_RTC_DRV_PM8XXX)	+= rtc-pm8xxx.o
@@ -130,21 +133,23 @@ obj-$(CONFIG_RTC_DRV_S3C)	+= rtc-s3c.o
 obj-$(CONFIG_RTC_DRV_S5M)	+= rtc-s5m.o
 obj-$(CONFIG_RTC_DRV_SA1100)	+= rtc-sa1100.o
 obj-$(CONFIG_RTC_DRV_SH)	+= rtc-sh.o
+obj-$(CONFIG_RTC_DRV_SIRFSOC)	+= rtc-sirfsoc.o
 obj-$(CONFIG_RTC_DRV_SNVS)	+= rtc-snvs.o
 obj-$(CONFIG_RTC_DRV_SPEAR)	+= rtc-spear.o
 obj-$(CONFIG_RTC_DRV_STARFIRE)	+= rtc-starfire.o
 obj-$(CONFIG_RTC_DRV_STK17TA8)	+= rtc-stk17ta8.o
 obj-$(CONFIG_RTC_DRV_STMP)	+= rtc-stmp3xxx.o
+obj-$(CONFIG_RTC_DRV_ST_LPC)	+= rtc-st-lpc.o
 obj-$(CONFIG_RTC_DRV_SUN4V)	+= rtc-sun4v.o
 obj-$(CONFIG_RTC_DRV_SUN6I)	+= rtc-sun6i.o
 obj-$(CONFIG_RTC_DRV_SUNXI)	+= rtc-sunxi.o
 obj-$(CONFIG_RTC_DRV_TEGRA)	+= rtc-tegra.o
 obj-$(CONFIG_RTC_DRV_TEST)	+= rtc-test.o
 obj-$(CONFIG_RTC_DRV_TILE)	+= rtc-tile.o
-obj-$(CONFIG_RTC_DRV_TWL4030)	+= rtc-twl.o
 obj-$(CONFIG_RTC_DRV_TPS6586X)	+= rtc-tps6586x.o
 obj-$(CONFIG_RTC_DRV_TPS65910)	+= rtc-tps65910.o
 obj-$(CONFIG_RTC_DRV_TPS80031)	+= rtc-tps80031.o
+obj-$(CONFIG_RTC_DRV_TWL4030)	+= rtc-twl.o
 obj-$(CONFIG_RTC_DRV_TX4939)	+= rtc-tx4939.o
 obj-$(CONFIG_RTC_DRV_V3020)	+= rtc-v3020.o
 obj-$(CONFIG_RTC_DRV_VR41XX)	+= rtc-vr41xx.o
@@ -153,6 +158,3 @@ obj-$(CONFIG_RTC_DRV_WM831X)	+= rtc-wm831x.o
 obj-$(CONFIG_RTC_DRV_WM8350)	+= rtc-wm8350.o
 obj-$(CONFIG_RTC_DRV_X1205)	+= rtc-x1205.o
 obj-$(CONFIG_RTC_DRV_XGENE)	+= rtc-xgene.o
-obj-$(CONFIG_RTC_DRV_SIRFSOC)	+= rtc-sirfsoc.o
-obj-$(CONFIG_RTC_DRV_ST_LPC)	+= rtc-st-lpc.o
-obj-$(CONFIG_RTC_DRV_MOXART)	+= rtc-moxart.o
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index 166fc60d8b55..11b639067312 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -91,51 +91,6 @@ int rtc_set_time(struct rtc_device *rtc, struct rtc_time *tm)
 }
 EXPORT_SYMBOL_GPL(rtc_set_time);
 
-int rtc_set_mmss(struct rtc_device *rtc, unsigned long secs)
-{
-	int err;
-
-	err = mutex_lock_interruptible(&rtc->ops_lock);
-	if (err)
-		return err;
-
-	if (!rtc->ops)
-		err = -ENODEV;
-	else if (rtc->ops->set_mmss64)
-		err = rtc->ops->set_mmss64(rtc->dev.parent, secs);
-	else if (rtc->ops->set_mmss)
-		err = rtc->ops->set_mmss(rtc->dev.parent, secs);
-	else if (rtc->ops->read_time && rtc->ops->set_time) {
-		struct rtc_time new, old;
-
-		err = rtc->ops->read_time(rtc->dev.parent, &old);
-		if (err == 0) {
-			rtc_time64_to_tm(secs, &new);
-
-			/*
-			 * avoid writing when we're going to change the day of
-			 * the month. We will retry in the next minute. This
-			 * basically means that if the RTC must not drift
-			 * by more than 1 minute in 11 minutes.
-			 */
-			if (!((old.tm_hour == 23 && old.tm_min == 59) ||
-				(new.tm_hour == 23 && new.tm_min == 59)))
-				err = rtc->ops->set_time(rtc->dev.parent,
-						&new);
-		}
-	} else {
-		err = -EINVAL;
-	}
-
-	pm_stay_awake(rtc->dev.parent);
-	mutex_unlock(&rtc->ops_lock);
-	/* A timer might have just expired */
-	schedule_work(&rtc->irqwork);
-
-	return err;
-}
-EXPORT_SYMBOL_GPL(rtc_set_mmss);
-
 static int rtc_read_alarm_internal(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
 {
 	int err;
@@ -976,14 +931,12 @@ int rtc_timer_start(struct rtc_device *rtc, struct rtc_timer *timer,
  *
  * Kernel interface to cancel an rtc_timer
  */
-int rtc_timer_cancel(struct rtc_device *rtc, struct rtc_timer *timer)
+void rtc_timer_cancel(struct rtc_device *rtc, struct rtc_timer *timer)
 {
-	int ret = 0;
 	mutex_lock(&rtc->ops_lock);
 	if (timer->enabled)
 		rtc_timer_remove(rtc, timer);
 	mutex_unlock(&rtc->ops_lock);
-	return ret;
 }
 
 
diff --git a/drivers/rtc/rtc-ab8500.c b/drivers/rtc/rtc-ab8500.c
index 6856f0a3a3d5..133d2e2e1a25 100644
--- a/drivers/rtc/rtc-ab8500.c
+++ b/drivers/rtc/rtc-ab8500.c
@@ -442,7 +442,7 @@ static const struct rtc_class_ops ab8540_rtc_ops = {
 	.alarm_irq_enable	= ab8500_rtc_irq_enable,
 };
 
-static struct platform_device_id ab85xx_rtc_ids[] = {
+static const struct platform_device_id ab85xx_rtc_ids[] = {
 	{ "ab8500-rtc", (kernel_ulong_t)&ab8500_rtc_ops, },
 	{ "ab8540-rtc", (kernel_ulong_t)&ab8540_rtc_ops, },
 };
diff --git a/drivers/rtc/rtc-at32ap700x.c b/drivers/rtc/rtc-at32ap700x.c
index d618d6c7ef93..83ac2337c0f7 100644
--- a/drivers/rtc/rtc-at32ap700x.c
+++ b/drivers/rtc/rtc-at32ap700x.c
@@ -282,6 +282,6 @@ static struct platform_driver at32_rtc_driver = {
 
 module_platform_driver_probe(at32_rtc_driver, at32_rtc_probe);
 
-MODULE_AUTHOR("Hans-Christian Egtvedt <hcegtvedt@atmel.com>");
+MODULE_AUTHOR("Hans-Christian Egtvedt <egtvedt@samfundet.no>");
 MODULE_DESCRIPTION("Real time clock for AVR32 AT32AP700x");
 MODULE_LICENSE("GPL");
diff --git a/drivers/rtc/rtc-ds1216.c b/drivers/rtc/rtc-ds1216.c
index d16f550897b8..12dbd70859ae 100644
--- a/drivers/rtc/rtc-ds1216.c
+++ b/drivers/rtc/rtc-ds1216.c
@@ -144,15 +144,13 @@ static int __init ds1216_rtc_probe(struct platform_device *pdev)
 	struct ds1216_priv *priv;
 	u8 dummy[8];
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res)
-		return -ENODEV;
 	priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
 	if (!priv)
 		return -ENOMEM;
 
 	platform_set_drvdata(pdev, priv);
 
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	priv->ioaddr = devm_ioremap_resource(&pdev->dev, res);
 	if (IS_ERR(priv->ioaddr))
 		return PTR_ERR(priv->ioaddr);
diff --git a/drivers/rtc/rtc-ds1286.c b/drivers/rtc/rtc-ds1286.c
index 2fe537f4e2bd..8247a29a4eb4 100644
--- a/drivers/rtc/rtc-ds1286.c
+++ b/drivers/rtc/rtc-ds1286.c
@@ -332,13 +332,11 @@ static int ds1286_probe(struct platform_device *pdev)
 	struct resource *res;
 	struct ds1286_priv *priv;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res)
-		return -ENODEV;
 	priv = devm_kzalloc(&pdev->dev, sizeof(struct ds1286_priv), GFP_KERNEL);
 	if (!priv)
 		return -ENOMEM;
 
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	priv->rtcregs = devm_ioremap_resource(&pdev->dev, res);
 	if (IS_ERR(priv->rtcregs))
 		return PTR_ERR(priv->rtcregs);
diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c
index 4ffabb322a9a..6e76de1856fc 100644
--- a/drivers/rtc/rtc-ds1307.c
+++ b/drivers/rtc/rtc-ds1307.c
@@ -742,17 +742,17 @@ static int mcp794xx_set_alarm(struct device *dev, struct rtc_wkalrm *t)
 	regs[6] &= ~MCP794XX_BIT_ALMX_IF;
 	/* Set alarm match: second, minute, hour, day, date, month. */
 	regs[6] |= MCP794XX_MSK_ALMX_MATCH;
-
-	if (t->enabled)
-		regs[0] |= MCP794XX_BIT_ALM0_EN;
-	else
-		regs[0] &= ~MCP794XX_BIT_ALM0_EN;
+	/* Disable interrupt. We will not enable until completely programmed */
+	regs[0] &= ~MCP794XX_BIT_ALM0_EN;
 
 	ret = ds1307->write_block_data(client, MCP794XX_REG_CONTROL, 10, regs);
 	if (ret < 0)
 		return ret;
 
-	return 0;
+	if (!t->enabled)
+		return 0;
+	regs[0] |= MCP794XX_BIT_ALM0_EN;
+	return i2c_smbus_write_byte_data(client, MCP794XX_REG_CONTROL, regs[0]);
 }
 
 static int mcp794xx_alarm_irq_enable(struct device *dev, unsigned int enabled)
diff --git a/drivers/rtc/rtc-ds1672.c b/drivers/rtc/rtc-ds1672.c
index a4888dbca2e1..92b1cbf2c4a7 100644
--- a/drivers/rtc/rtc-ds1672.c
+++ b/drivers/rtc/rtc-ds1672.c
@@ -198,6 +198,7 @@ static struct i2c_device_id ds1672_id[] = {
 	{ "ds1672", 0 },
 	{ }
 };
+MODULE_DEVICE_TABLE(i2c, ds1672_id);
 
 static struct i2c_driver ds1672_driver = {
 	.driver = {
diff --git a/drivers/rtc/rtc-efi.c b/drivers/rtc/rtc-efi.c
index cb989cd00b14..3806961b4348 100644
--- a/drivers/rtc/rtc-efi.c
+++ b/drivers/rtc/rtc-efi.c
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2009 Hewlett-Packard Development Company, L.P.
  *
- * Author: dann frazier <dannf@hp.com>
+ * Author: dann frazier <dannf@dannf.org>
  * Based on efirtc.c by Stephane Eranian
  *
  *  This program is free software; you can redistribute  it and/or modify it
@@ -24,10 +24,6 @@
 #include <linux/efi.h>
 
 #define EFI_ISDST (EFI_TIME_ADJUST_DAYLIGHT|EFI_TIME_IN_DAYLIGHT)
-/*
- * EFI Epoch is 1/1/1998
- */
-#define EFI_RTC_EPOCH		1998
 
 /*
  * returns day of the year [0-365]
@@ -38,31 +34,24 @@ compute_yday(efi_time_t *eft)
 	/* efi_time_t.month is in the [1-12] so, we need -1 */
 	return rtc_year_days(eft->day, eft->month - 1, eft->year);
 }
+
 /*
  * returns day of the week [0-6] 0=Sunday
- *
- * Don't try to provide a year that's before 1998, please !
  */
 static int
-compute_wday(efi_time_t *eft)
+compute_wday(efi_time_t *eft, int yday)
 {
-	int y;
-	int ndays = 0;
-
-	if (eft->year < EFI_RTC_EPOCH) {
-		pr_err("EFI year < " __stringify(EFI_RTC_EPOCH) ", invalid date\n");
-		return -1;
-	}
-
-	for (y = EFI_RTC_EPOCH; y < eft->year; y++)
-		ndays += 365 + (is_leap_year(y) ? 1 : 0);
-
-	ndays += compute_yday(eft);
+	int ndays = eft->year * (365 % 7)
+		    + (eft->year - 1) / 4
+		    - (eft->year - 1) / 100
+		    + (eft->year - 1) / 400
+		    + yday;
 
 	/*
-	 * 4=1/1/1998 was a Thursday
+	 * 1/1/0000 may or may not have been a Sunday (if it ever existed at
+	 * all) but assuming it was makes this calculation work correctly.
 	 */
-	return (ndays + 4) % 7;
+	return ndays % 7;
 }
 
 static void
@@ -103,16 +92,16 @@ convert_from_efi_time(efi_time_t *eft, struct rtc_time *wtime)
 	if (!eft->month || eft->month > 12)
 		return false;
 	wtime->tm_mon  = eft->month - 1;
-	wtime->tm_year = eft->year - 1900;
 
-	/* day of the week [0-6], Sunday=0 */
-	wtime->tm_wday = compute_wday(eft);
-	if (wtime->tm_wday < 0)
+	if (eft->year < 1900 || eft->year > 9999)
 		return false;
+	wtime->tm_year = eft->year - 1900;
 
 	/* day in the year [1-365]*/
 	wtime->tm_yday = compute_yday(eft);
 
+	/* day of the week [0-6], Sunday=0 */
+	wtime->tm_wday = compute_wday(eft, wtime->tm_yday);
 
 	switch (eft->daylight & EFI_ISDST) {
 	case EFI_ISDST:
@@ -233,7 +222,7 @@ static struct platform_driver efi_rtc_driver = {
 module_platform_driver_probe(efi_rtc_driver, efi_rtc_probe);
 
 MODULE_ALIAS("platform:rtc-efi");
-MODULE_AUTHOR("dann frazier <dannf@hp.com>");
+MODULE_AUTHOR("dann frazier <dannf@dannf.org>");
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("EFI RTC driver");
 MODULE_ALIAS("platform:rtc-efi");
diff --git a/drivers/rtc/rtc-ep93xx.c b/drivers/rtc/rtc-ep93xx.c
index de325d68c7e4..a1628adf9f52 100644
--- a/drivers/rtc/rtc-ep93xx.c
+++ b/drivers/rtc/rtc-ep93xx.c
@@ -45,7 +45,7 @@ static int ep93xx_rtc_get_swcomp(struct device *dev, unsigned short *preload,
 	struct ep93xx_rtc *ep93xx_rtc = dev_get_platdata(dev);
 	unsigned long comp;
 
-	comp = __raw_readl(ep93xx_rtc->mmio_base + EP93XX_RTC_SWCOMP);
+	comp = readl(ep93xx_rtc->mmio_base + EP93XX_RTC_SWCOMP);
 
 	if (preload)
 		*preload = (comp & EP93XX_RTC_SWCOMP_INT_MASK)
@@ -63,7 +63,7 @@ static int ep93xx_rtc_read_time(struct device *dev, struct rtc_time *tm)
 	struct ep93xx_rtc *ep93xx_rtc = dev_get_platdata(dev);
 	unsigned long time;
 
-	 time = __raw_readl(ep93xx_rtc->mmio_base + EP93XX_RTC_DATA);
+	 time = readl(ep93xx_rtc->mmio_base + EP93XX_RTC_DATA);
 
 	rtc_time_to_tm(time, tm);
 	return 0;
@@ -73,7 +73,7 @@ static int ep93xx_rtc_set_mmss(struct device *dev, unsigned long secs)
 {
 	struct ep93xx_rtc *ep93xx_rtc = dev_get_platdata(dev);
 
-	__raw_writel(secs + 1, ep93xx_rtc->mmio_base + EP93XX_RTC_LOAD);
+	writel(secs + 1, ep93xx_rtc->mmio_base + EP93XX_RTC_LOAD);
 	return 0;
 }
 
diff --git a/drivers/rtc/rtc-gemini.c b/drivers/rtc/rtc-gemini.c
new file mode 100644
index 000000000000..35f4486738fc
--- /dev/null
+++ b/drivers/rtc/rtc-gemini.c
@@ -0,0 +1,175 @@
+/*
+ *  Gemini OnChip RTC
+ *
+ *  Copyright (C) 2009 Janos Laube <janos.dev@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * Original code for older kernel 2.6.15 are from Stormlinksemi
+ * first update from Janos Laube for > 2.6.29 kernels
+ *
+ * checkpatch fixes and usage of rtc-lib code
+ * Hans Ulli Kroll <ulli.kroll@googlemail.com>
+ */
+
+#include <linux/rtc.h>
+#include <linux/io.h>
+#include <linux/slab.h>
+#include <linux/platform_device.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+
+#define DRV_NAME        "rtc-gemini"
+#define DRV_VERSION     "0.2"
+
+MODULE_AUTHOR("Hans Ulli Kroll <ulli.kroll@googlemail.com>");
+MODULE_DESCRIPTION("RTC driver for Gemini SoC");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:" DRV_NAME);
+
+struct gemini_rtc {
+	struct rtc_device	*rtc_dev;
+	void __iomem		*rtc_base;
+	int			rtc_irq;
+};
+
+enum gemini_rtc_offsets {
+	GEMINI_RTC_SECOND	= 0x00,
+	GEMINI_RTC_MINUTE	= 0x04,
+	GEMINI_RTC_HOUR		= 0x08,
+	GEMINI_RTC_DAYS		= 0x0C,
+	GEMINI_R