[BATTERY] 1-Wire ds2760 chip battery driver

This is driver for batteries with ds2760 chip inside, found inside
almost every HP iPaq and HTC PDAs/phones.
Signed-off-by: Anton Vorontsov <cbou@mail.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>

drivers/power/Kconfig

@@ -28,4 +28,11 @@ config APM_POWER
 	  Say Y here to enable support APM status emulation using
 	  battery class devices.
 
+config BATTERY_DS2760
+	tristate "DS2760 battery driver (HP iPAQ & others)"
+	select W1
+	select W1_SLAVE_DS2760
+	help
+	  Say Y here to enable support for batteries with ds2760 chip.
+
 endif # POWER_SUPPLY

drivers/power/Makefile

@@ -16,3 +16,5 @@ obj-$(CONFIG_POWER_SUPPLY)	+= power_supply.o
 
 obj-$(CONFIG_PDA_POWER)		+= pda_power.o
 obj-$(CONFIG_APM_POWER)		+= apm_power.o
+
+obj-$(CONFIG_BATTERY_DS2760)	+= ds2760_battery.o