ARM: exynos_defconfig: Enable thermal emulation for Exynos TMU

Enabling thermal emulation on Exynos SoCs. New sysfs attribute
- emul_temp is created.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Acked-by: Eduardo Valentin <edubezval@gmail.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>
diff --git a/arch/arm/configs/exynos_defconfig b/arch/arm/configs/exynos_defconfig
index 2e47527..3c1d383 100644
--- a/arch/arm/configs/exynos_defconfig
+++ b/arch/arm/configs/exynos_defconfig
@@ -93,6 +93,7 @@
 CONFIG_SENSORS_LM90=y
 CONFIG_THERMAL=y
 CONFIG_EXYNOS_THERMAL=y
+CONFIG_THERMAL_EMULATION=y
 CONFIG_WATCHDOG=y
 CONFIG_S3C2410_WATCHDOG=y
 CONFIG_MFD_CROS_EC=y