ARM: 6365/1: Update RealView defconfig

This patches the condensed RealView defconfig activating some
stuff that has been missing from this config for some time and
some stuff that was merged in the 2.6.36 merge window:

- The new character LCD driver is enabled
- The Versatile I2C is enabled
- The PL022 SPI driver is enabled
- gpiolib is enabled (and makes MMC detection work properly)
- The new LEDs code is enabled with a heartbeat trigger
- The RTC class is enabled, and the PL031 RTC (onchip) and
  the offchip DS1307 on I2C is enabled

Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>