thermal: samsung: Add TMU support for Exynos3250 SoC

This patch add registers, bit fields and compatible strings for Exynos3250 TMU
(Thermal Management Unit). Exynos3250 uses the Cortex-A7 dual cores and has
a target speed of 1.0 GHz.

Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
[Add MUX address setting bits by Jonghwa Lee]
Signed-off-by: Jonghwa Lee <jonghwa3.lee@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Reviewed-by: Amit Daniel Kachhap<amit.daniel@samsung.com>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
diff --git a/drivers/thermal/samsung/exynos_tmu.h b/drivers/thermal/samsung/exynos_tmu.h
index edd08cf..1b4a644 100644
--- a/drivers/thermal/samsung/exynos_tmu.h
+++ b/drivers/thermal/samsung/exynos_tmu.h
@@ -40,7 +40,8 @@
 };
 
 enum soc_type {
-	SOC_ARCH_EXYNOS4210 = 1,
+	SOC_ARCH_EXYNOS3250 = 1,
+	SOC_ARCH_EXYNOS4210,
 	SOC_ARCH_EXYNOS4412,
 	SOC_ARCH_EXYNOS5250,
 	SOC_ARCH_EXYNOS5260,