thermal: exynos: Add hardware mode thermal calibration support

This patch adds support for h/w mode calibration in the TMU controller.
Soc's like 5440 support this features. The h/w bits needed for calibration
setting are same as that of enum calibration_type.

Acked-by: Jonghwa Lee <jonghwa3.lee@samsung.com>
Acked-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Amit Daniel Kachhap <amit.daniel@samsung.com>
Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/thermal/samsung/exynos_tmu.h b/drivers/thermal/samsung/exynos_tmu.h
index 25c48d49ad47..b364c9eee701 100644
--- a/drivers/thermal/samsung/exynos_tmu.h
+++ b/drivers/thermal/samsung/exynos_tmu.h
@@ -28,6 +28,8 @@
 
 enum calibration_type {
 	TYPE_ONE_POINT_TRIMMING,
+	TYPE_ONE_POINT_TRIMMING_25,
+	TYPE_ONE_POINT_TRIMMING_85,
 	TYPE_TWO_POINT_TRIMMING,
 	TYPE_NONE,
 };
@@ -90,6 +92,10 @@ enum soc_type {
  * @buf_slope_sel_shift: shift bits of amplifier gain value in tmu_ctrl
 	register.
  * @buf_slope_sel_mask: mask bits of amplifier gain value in tmu_ctrl register.
+ * @calib_mode_shift: shift bits of calibration mode value in tmu_ctrl
+	register.
+ * @calib_mode_mask: mask bits of calibration mode value in tmu_ctrl
+	register.
  * @therm_trip_tq_en_shift: shift bits of thermal trip enable by TQ pin in
 	tmu_ctrl register.
  * @core_en_shift: shift bits of TMU core enable bit in tmu_ctrl register.
@@ -151,6 +157,8 @@ struct exynos_tmu_registers {
 	u32	therm_trip_en_shift;
 	u32	buf_slope_sel_shift;
 	u32	buf_slope_sel_mask;
+	u32	calib_mode_shift;
+	u32	calib_mode_mask;
 	u32	therm_trip_tq_en_shift;
 	u32	core_en_shift;