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driver/sensor: lis2mdl: remove sensitivity

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LIS2MDL sensor has a fixed sensitivity equal to 1500 uGauss/LSB.
So, use a constant value directly.

Signed-off-by: Armando Visconti <armando.visconti@st.com>
This commit is contained in:
Armando Visconti 2019-09-25 11:30:37 +02:00 • committed by Maureen Helm
commit 82b9172718
2 changed files with 1 additions and 5 deletions
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2
drivers/sensor/lis2mdl/lis2mdl.c
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@ -94,7 +94,7 @@ static void lis2mdl_channel_get_mag(struct device *dev,
} }
for (i = ofs_start; i <= ofs_stop; i++) { for (i = ofs_start; i <= ofs_stop; i++) {
cval = lis2mdl->mag[i] * lis2mdl->mag_fs_sensitivity; cval = lis2mdl->mag[i] * 1500;
pval->val1 = cval / 1000000; pval->val1 = cval / 1000000;
pval->val2 = cval % 1000000; pval->val2 = cval % 1000000;
pval++; pval++;

4
drivers/sensor/lis2mdl/lis2mdl.h
View file

@ -17,8 +17,6 @@
#include <sys/util.h> #include <sys/util.h>
#include "lis2mdl_reg.h" #include "lis2mdl_reg.h"
/* Sensor sensitivity in uGa/LSB */
#define LIS2MDL_SENSITIVITY 1500
struct lis2mdl_config { struct lis2mdl_config {
char *master_dev_name; char *master_dev_name;
int (*bus_init)(struct device *dev); int (*bus_init)(struct device *dev);
@ -44,8 +42,6 @@ struct lis2mdl_data {
s16_t mag[3]; s16_t mag[3];
s32_t temp_sample; s32_t temp_sample;
/* save sensitivity */
u16_t mag_fs_sensitivity;
lis2mdl_ctx_t *ctx; lis2mdl_ctx_t *ctx;
#ifdef DT_ST_LIS2MDL_BUS_I2C #ifdef DT_ST_LIS2MDL_BUS_I2C