summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--drivers/iio/pressure/Kconfig2
-rw-r--r--drivers/iio/pressure/st_pressure.h1
-rw-r--r--drivers/iio/pressure/st_pressure_core.c87
-rw-r--r--drivers/iio/pressure/st_pressure_i2c.c1
-rw-r--r--drivers/iio/pressure/st_pressure_spi.c1
5 files changed, 84 insertions, 8 deletions
diff --git a/drivers/iio/pressure/Kconfig b/drivers/iio/pressure/Kconfig
index 6215761..d88ff17 100644
--- a/drivers/iio/pressure/Kconfig
+++ b/drivers/iio/pressure/Kconfig
@@ -40,7 +40,7 @@ config IIO_ST_PRESS
select IIO_TRIGGERED_BUFFER if (IIO_BUFFER)
help
Say yes here to build support for STMicroelectronics pressure
- sensors: LPS001WP, LPS331AP.
+ sensors: LPS001WP, LPS25H, LPS331AP.
This driver can also be built as a module. If so, these modules
will be created:
diff --git a/drivers/iio/pressure/st_pressure.h b/drivers/iio/pressure/st_pressure.h
index 049c21a..242943c 100644
--- a/drivers/iio/pressure/st_pressure.h
+++ b/drivers/iio/pressure/st_pressure.h
@@ -15,6 +15,7 @@
#include <linux/iio/common/st_sensors.h>
#define LPS001WP_PRESS_DEV_NAME "lps001wp"
+#define LPS25H_PRESS_DEV_NAME "lps25h"
#define LPS331AP_PRESS_DEV_NAME "lps331ap"
/**
diff --git a/drivers/iio/pressure/st_pressure_core.c b/drivers/iio/pressure/st_pressure_core.c
index 58083f9..7418768 100644
--- a/drivers/iio/pressure/st_pressure_core.c
+++ b/drivers/iio/pressure/st_pressure_core.c
@@ -40,6 +40,9 @@
/* FULLSCALE */
#define ST_PRESS_FS_AVL_1260MB 1260
+#define ST_PRESS_1_OUT_XL_ADDR 0x28
+#define ST_TEMP_1_OUT_L_ADDR 0x2b
+
/* CUSTOM VALUES FOR LPS331AP SENSOR */
#define ST_PRESS_LPS331AP_WAI_EXP 0xbb
#define ST_PRESS_LPS331AP_ODR_ADDR 0x20
@@ -62,8 +65,6 @@
#define ST_PRESS_LPS331AP_DRDY_IRQ_INT2_MASK 0x20
#define ST_PRESS_LPS331AP_MULTIREAD_BIT true
#define ST_PRESS_LPS331AP_TEMP_OFFSET 42500
-#define ST_PRESS_LPS331AP_OUT_XL_ADDR 0x28
-#define ST_TEMP_LPS331AP_OUT_L_ADDR 0x2b
/* CUSTOM VALUES FOR LPS001WP SENSOR */
#define ST_PRESS_LPS001WP_WAI_EXP 0xba
@@ -80,11 +81,36 @@
#define ST_PRESS_LPS001WP_OUT_L_ADDR 0x28
#define ST_TEMP_LPS001WP_OUT_L_ADDR 0x2a
-static const struct iio_chan_spec st_press_lps331ap_channels[] = {
+/* CUSTOM VALUES FOR LPS25H SENSOR */
+#define ST_PRESS_LPS25H_WAI_EXP 0xbd
+#define ST_PRESS_LPS25H_ODR_ADDR 0x20
+#define ST_PRESS_LPS25H_ODR_MASK 0x70
+#define ST_PRESS_LPS25H_ODR_AVL_1HZ_VAL 0x01
+#define ST_PRESS_LPS25H_ODR_AVL_7HZ_VAL 0x02
+#define ST_PRESS_LPS25H_ODR_AVL_13HZ_VAL 0x03
+#define ST_PRESS_LPS25H_ODR_AVL_25HZ_VAL 0x04
+#define ST_PRESS_LPS25H_PW_ADDR 0x20
+#define ST_PRESS_LPS25H_PW_MASK 0x80
+#define ST_PRESS_LPS25H_FS_ADDR 0x00
+#define ST_PRESS_LPS25H_FS_MASK 0x00
+#define ST_PRESS_LPS25H_FS_AVL_1260_VAL 0x00
+#define ST_PRESS_LPS25H_FS_AVL_1260_GAIN ST_PRESS_KPASCAL_NANO_SCALE
+#define ST_PRESS_LPS25H_FS_AVL_TEMP_GAIN ST_PRESS_CELSIUS_NANO_SCALE
+#define ST_PRESS_LPS25H_BDU_ADDR 0x20
+#define ST_PRESS_LPS25H_BDU_MASK 0x04
+#define ST_PRESS_LPS25H_DRDY_IRQ_ADDR 0x23
+#define ST_PRESS_LPS25H_DRDY_IRQ_INT1_MASK 0x01
+#define ST_PRESS_LPS25H_DRDY_IRQ_INT2_MASK 0x10
+#define ST_PRESS_LPS25H_MULTIREAD_BIT true
+#define ST_PRESS_LPS25H_TEMP_OFFSET 42500
+#define ST_PRESS_LPS25H_OUT_XL_ADDR 0x28
+#define ST_TEMP_LPS25H_OUT_L_ADDR 0x2b
+
+static const struct iio_chan_spec st_press_1_channels[] = {
{
.type = IIO_PRESSURE,
.channel2 = IIO_NO_MOD,
- .address = ST_PRESS_LPS331AP_OUT_XL_ADDR,
+ .address = ST_PRESS_1_OUT_XL_ADDR,
.scan_index = ST_SENSORS_SCAN_X,
.scan_type = {
.sign = 'u',
@@ -99,7 +125,7 @@ static const struct iio_chan_spec st_press_lps331ap_channels[] = {
{
.type = IIO_TEMP,
.channel2 = IIO_NO_MOD,
- .address = ST_TEMP_LPS331AP_OUT_L_ADDR,
+ .address = ST_TEMP_1_OUT_L_ADDR,
.scan_index = -1,
.scan_type = {
.sign = 'u',
@@ -156,8 +182,8 @@ static const struct st_sensors st_press_sensors[] = {
.sensors_supported = {
[0] = LPS331AP_PRESS_DEV_NAME,
},
- .ch = (struct iio_chan_spec *)st_press_lps331ap_channels,
- .num_ch = ARRAY_SIZE(st_press_lps331ap_channels),
+ .ch = (struct iio_chan_spec *)st_press_1_channels,
+ .num_ch = ARRAY_SIZE(st_press_1_channels),
.odr = {
.addr = ST_PRESS_LPS331AP_ODR_ADDR,
.mask = ST_PRESS_LPS331AP_ODR_MASK,
@@ -233,6 +259,53 @@ static const struct st_sensors st_press_sensors[] = {
.multi_read_bit = ST_PRESS_LPS001WP_MULTIREAD_BIT,
.bootime = 2,
},
+ {
+ .wai = ST_PRESS_LPS25H_WAI_EXP,
+ .sensors_supported = {
+ [0] = LPS25H_PRESS_DEV_NAME,
+ },
+ .ch = (struct iio_chan_spec *)st_press_1_channels,
+ .num_ch = ARRAY_SIZE(st_press_1_channels),
+ .odr = {
+ .addr = ST_PRESS_LPS25H_ODR_ADDR,
+ .mask = ST_PRESS_LPS25H_ODR_MASK,
+ .odr_avl = {
+ { 1, ST_PRESS_LPS25H_ODR_AVL_1HZ_VAL, },
+ { 7, ST_PRESS_LPS25H_ODR_AVL_7HZ_VAL, },
+ { 13, ST_PRESS_LPS25H_ODR_AVL_13HZ_VAL, },
+ { 25, ST_PRESS_LPS25H_ODR_AVL_25HZ_VAL, },
+ },
+ },
+ .pw = {
+ .addr = ST_PRESS_LPS25H_PW_ADDR,
+ .mask = ST_PRESS_LPS25H_PW_MASK,
+ .value_on = ST_SENSORS_DEFAULT_POWER_ON_VALUE,
+ .value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE,
+ },
+ .fs = {
+ .addr = ST_PRESS_LPS25H_FS_ADDR,
+ .mask = ST_PRESS_LPS25H_FS_MASK,
+ .fs_avl = {
+ [0] = {
+ .num = ST_PRESS_FS_AVL_1260MB,
+ .value = ST_PRESS_LPS25H_FS_AVL_1260_VAL,
+ .gain = ST_PRESS_LPS25H_FS_AVL_1260_GAIN,
+ .gain2 = ST_PRESS_LPS25H_FS_AVL_TEMP_GAIN,
+ },
+ },
+ },
+ .bdu = {
+ .addr = ST_PRESS_LPS25H_BDU_ADDR,
+ .mask = ST_PRESS_LPS25H_BDU_MASK,
+ },
+ .drdy_irq = {
+ .addr = ST_PRESS_LPS25H_DRDY_IRQ_ADDR,
+ .mask_int1 = ST_PRESS_LPS25H_DRDY_IRQ_INT1_MASK,
+ .mask_int2 = ST_PRESS_LPS25H_DRDY_IRQ_INT2_MASK,
+ },
+ .multi_read_bit = ST_PRESS_LPS25H_MULTIREAD_BIT,
+ .bootime = 2,
+ },
};
static int st_press_read_raw(struct iio_dev *indio_dev,
diff --git a/drivers/iio/pressure/st_pressure_i2c.c b/drivers/iio/pressure/st_pressure_i2c.c
index 51eab7f..3cd73e3 100644
--- a/drivers/iio/pressure/st_pressure_i2c.c
+++ b/drivers/iio/pressure/st_pressure_i2c.c
@@ -50,6 +50,7 @@ static int st_press_i2c_remove(struct i2c_client *client)
static const struct i2c_device_id st_press_id_table[] = {
{ LPS001WP_PRESS_DEV_NAME },
+ { LPS25H_PRESS_DEV_NAME },
{ LPS331AP_PRESS_DEV_NAME },
{},
};
diff --git a/drivers/iio/pressure/st_pressure_spi.c b/drivers/iio/pressure/st_pressure_spi.c
index 27322af..f45d430 100644
--- a/drivers/iio/pressure/st_pressure_spi.c
+++ b/drivers/iio/pressure/st_pressure_spi.c
@@ -49,6 +49,7 @@ static int st_press_spi_remove(struct spi_device *spi)
static const struct spi_device_id st_press_id_table[] = {
{ LPS001WP_PRESS_DEV_NAME },
+ { LPS25H_PRESS_DEV_NAME },
{ LPS331AP_PRESS_DEV_NAME },
{},
};
OpenPOWER on IntegriCloud