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authorBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>2018-04-16 13:11:58 +0300
committerEduardo Valentin <edubezval@gmail.com>2018-05-07 00:35:13 +0300
commit09d29426bce847330440ba735880ab0ef595cad2 (patch)
treed95728f86b2ef27e20594c41ba291a8b9a8b26e9 /drivers/thermal/samsung
parent718b4ca160cfabf8913b44b50f9903755e82f166 (diff)
downloadlinux-09d29426bce847330440ba735880ab0ef595cad2.tar.xz
thermal: exynos: remove parsing of samsung, tmu_noise_cancel_mode property
All SoCs use the same value (4) for the noise cancel mode so just make it explicit and remove parsing of samsung,tmu_noise_cancel_mode property. There should be no functional changes caused by this patch. Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Reviewed-by: Daniel Lezcano <daniel.lezcano@linaro.org> Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
Diffstat (limited to 'drivers/thermal/samsung')
-rw-r--r--drivers/thermal/samsung/exynos_tmu.c10
-rw-r--r--drivers/thermal/samsung/exynos_tmu.h3
2 files changed, 4 insertions, 9 deletions
diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index 7ec806170c12..1fa162dcdf6b 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -168,6 +168,8 @@
#define EXYNOS_FIRST_POINT_TRIM 25
#define EXYNOS_SECOND_POINT_TRIM 85
+#define EXYNOS_NOISE_CANCEL_MODE 4
+
#define MCELSIUS 1000
/**
* struct exynos_tmu_data : A structure to hold the private data of the TMU
@@ -368,10 +370,8 @@ static u32 get_con_reg(struct exynos_tmu_data *data, u32 con)
con &= ~(EXYNOS_TMU_BUF_SLOPE_SEL_MASK << EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT);
con |= (pdata->gain << EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT);
- if (pdata->noise_cancel_mode) {
- con &= ~(EXYNOS_TMU_TRIP_MODE_MASK << EXYNOS_TMU_TRIP_MODE_SHIFT);
- con |= (pdata->noise_cancel_mode << EXYNOS_TMU_TRIP_MODE_SHIFT);
- }
+ con &= ~(EXYNOS_TMU_TRIP_MODE_MASK << EXYNOS_TMU_TRIP_MODE_SHIFT);
+ con |= (EXYNOS_NOISE_CANCEL_MODE << EXYNOS_TMU_TRIP_MODE_SHIFT);
return con;
}
@@ -1135,8 +1135,6 @@ static int exynos_of_sensor_conf(struct device_node *np,
pdata->gain = (u8)value;
of_property_read_u32(np, "samsung,tmu_reference_voltage", &value);
pdata->reference_voltage = (u8)value;
- of_property_read_u32(np, "samsung,tmu_noise_cancel_mode", &value);
- pdata->noise_cancel_mode = (u8)value;
of_property_read_u32(np, "samsung,tmu_efuse_value",
&pdata->efuse_value);
diff --git a/drivers/thermal/samsung/exynos_tmu.h b/drivers/thermal/samsung/exynos_tmu.h
index a5d8c9c36648..b111a01fd5c1 100644
--- a/drivers/thermal/samsung/exynos_tmu.h
+++ b/drivers/thermal/samsung/exynos_tmu.h
@@ -45,8 +45,6 @@ enum soc_type {
* @reference_voltage: reference voltage of amplifier
* in the positive-TC generator block
* 0 < reference_voltage <= 31
- * @noise_cancel_mode: noise cancellation mode
- * 000, 100, 101, 110 and 111 can be different modes
* @efuse_value: platform defined fuse value
* @min_efuse_value: minimum valid trimming data
* @max_efuse_value: maximum valid trimming data
@@ -57,7 +55,6 @@ enum soc_type {
struct exynos_tmu_platform_data {
u8 gain;
u8 reference_voltage;
- u8 noise_cancel_mode;
u32 efuse_value;
u32 min_efuse_value;