[ARM] 4935/1: AT91CAP9: enable RTC-on-RTT in defconfig.

Update the help text for RTC_DRV_AT91SAM9 to mention that the
option apply to AT91CAP9 processors too, and enable it in the
defconfig.

Signed-off-by: Stelian Pop <stelian@popies.net>
Signed-off-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/configs/at91cap9adk_defconfig b/arch/arm/configs/at91cap9adk_defconfig
index 39ca662..47e7225 100644 (file)
--- a/arch/arm/configs/at91cap9adk_defconfig
+++ b/arch/arm/configs/at91cap9adk_defconfig
@@ -951,7 +951,59 @@ CONFIG_MMC_AT91=y
 # CONFIG_MMC_SPI is not set
 # CONFIG_NEW_LEDS is not set
 CONFIG_RTC_LIB=y
-# CONFIG_RTC_CLASS is not set
+CONFIG_RTC_CLASS=y
+CONFIG_RTC_HCTOSYS=y
+CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
+# CONFIG_RTC_DEBUG is not set
+
+#
+# RTC interfaces
+#
+CONFIG_RTC_INTF_SYSFS=y
+CONFIG_RTC_INTF_PROC=y
+CONFIG_RTC_INTF_DEV=y
+# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set
+# CONFIG_RTC_DRV_TEST is not set
+
+#
+# I2C RTC drivers
+#
+# CONFIG_RTC_DRV_DS1307 is not set
+# CONFIG_RTC_DRV_DS1374 is not set
+# CONFIG_RTC_DRV_DS1672 is not set
+# CONFIG_RTC_DRV_MAX6900 is not set
+# CONFIG_RTC_DRV_RS5C372 is not set
+# CONFIG_RTC_DRV_ISL1208 is not set
+# CONFIG_RTC_DRV_X1205 is not set
+# CONFIG_RTC_DRV_PCF8563 is not set
+# CONFIG_RTC_DRV_PCF8583 is not set
+# CONFIG_RTC_DRV_M41T80 is not set
+
+#
+# SPI RTC drivers
+#
+# CONFIG_RTC_DRV_MAX6902 is not set
+# CONFIG_RTC_DRV_R9701 is not set
+# CONFIG_RTC_DRV_RS5C348 is not set
+
+#
+# Platform RTC drivers
+#
+# CONFIG_RTC_DRV_CMOS is not set
+# CONFIG_RTC_DRV_DS1511 is not set
+# CONFIG_RTC_DRV_DS1553 is not set
+# CONFIG_RTC_DRV_DS1742 is not set
+# CONFIG_RTC_DRV_STK17TA8 is not set
+# CONFIG_RTC_DRV_M48T86 is not set
+# CONFIG_RTC_DRV_M48T59 is not set
+# CONFIG_RTC_DRV_V3020 is not set
+
+#
+# on-CPU RTC drivers
+#
+CONFIG_RTC_DRV_AT91SAM9=y
+CONFIG_RTC_DRV_AT91SAM9_RTT=0
+CONFIG_RTC_DRV_AT91SAM9_GPBR=0
 
 #
 # File systems

diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index 6cc2c03..7fb4c48 100644 (file)
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -484,12 +484,13 @@ config RTC_DRV_AT91RM9200
          this is powered by the backup power supply.
 
 config RTC_DRV_AT91SAM9
-       tristate "AT91SAM9x"
+       tristate "AT91SAM9x/AT91CAP9"
        depends on ARCH_AT91 && !(ARCH_AT91RM9200 || ARCH_AT91X40)
        help
-         RTC driver for the Atmel AT91SAM9x internal RTT (Real Time Timer).
-         These timers are powered by the backup power supply (such as a
-         small coin cell battery), but do not need to be used as RTCs.
+         RTC driver for the Atmel AT91SAM9x and AT91CAP9 internal RTT
+         (Real Time Timer). These timers are powered by the backup power
+         supply (such as a small coin cell battery), but do not need to
+         be used as RTCs.
 
          (On AT91SAM9rl chips you probably want to use the dedicated RTC
          module and leave the RTT available for other uses.)