ARM: msm: enable SSBI driver in defconfig

Signed-off-by: David Brown <davidb@codeaurora.org>

arch/arm/configs/msm_defconfig

@@ -84,6 +84,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_I2C=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_SPI=y
+CONFIG_SSBI=y
 CONFIG_DEBUG_GPIO=y
 CONFIG_GPIO_SYSFS=y
 CONFIG_POWER_SUPPLY=y