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Add driver for Vishay RGBIR sensor VEML6046 #90091

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8f1c37e
drivers: sensor: add Vishay veml6046 RGBIR color sensor
it-klinger May 16, 2025
a63b123
samples: sensor: veml6046: add attribution test application
it-klinger May 17, 2025
d03591d
drivers: sensor: remove redundancies in veml6031 and veml6046
it-klinger Oct 8, 2025
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1 change: 1 addition & 0 deletions drivers/sensor/vishay/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -5,5 +5,6 @@
add_subdirectory_ifdef(CONFIG_VCNL36825T vcnl36825t)
add_subdirectory_ifdef(CONFIG_VCNL4040 vcnl4040)
add_subdirectory_ifdef(CONFIG_VEML6031 veml6031)
add_subdirectory_ifdef(CONFIG_VEML6046 veml6046)
add_subdirectory_ifdef(CONFIG_VEML7700 veml7700)
# zephyr-keep-sorted-stop
1 change: 1 addition & 0 deletions drivers/sensor/vishay/Kconfig
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Original file line number Diff line number Diff line change
Expand Up @@ -5,5 +5,6 @@
source "drivers/sensor/vishay/vcnl36825t/Kconfig"
source "drivers/sensor/vishay/vcnl4040/Kconfig"
source "drivers/sensor/vishay/veml6031/Kconfig"
source "drivers/sensor/vishay/veml6046/Kconfig"
source "drivers/sensor/vishay/veml7700/Kconfig"
# zephyr-keep-sorted-stop
98 changes: 18 additions & 80 deletions drivers/sensor/vishay/veml6031/veml6031.c
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Original file line number Diff line number Diff line change
Expand Up @@ -57,33 +57,6 @@ LOG_MODULE_REGISTER(VEML6031, CONFIG_SENSOR_LOG_LEVEL);
#define VEML6031_CMDCODE_ID_H 0x15
#define VEML6031_CMDCODE_ALS_INT 0x17

/*
* ALS integration time struct.
*/
struct veml6031_it_data {
enum veml6031_it num;
uint8_t val;
int us;
};

/*
* ALS integration time setting values.
*
* The enumerators of <tt>enum veml6031_it</tt> provide
* indices into this array to get the related value for the
* ALS_IT configuration bits.
*/
static const struct veml6031_it_data veml6031_it_values[] = {
{VEML6031_IT_3_125, 0x00, 3125}, /* 3.125 - 0b0000 */
{VEML6031_IT_6_25, 0x01, 6250}, /* 6.25 - 0b0001 */
{VEML6031_IT_12_5, 0x02, 12500}, /* 12.5 - 0b0010 */
{VEML6031_IT_25, 0x03, 25000}, /* 25 - 0b0011 */
{VEML6031_IT_50, 0x04, 50000}, /* 50 - 0b0100 */
{VEML6031_IT_100, 0x05, 100000}, /* 100 - 0b0101 */
{VEML6031_IT_200, 0x06, 200000}, /* 200 - 0b0110 */
{VEML6031_IT_400, 0x07, 400000}, /* 400 - 0b0111 */
};

/*
* Resolution matrix for values to convert between data provided
* by the sensor ("counts") and lux.
Expand All @@ -93,7 +66,7 @@ static const struct veml6031_it_data veml6031_it_values[] = {
* and <tt>enum veml6031_als_it</tt> are used for indices into this matrix.
*/
static const float
veml6031_resolution[VEML6031_DIV4_COUNT][VEML6031_GAIN_COUNT][VEML6031_IT_COUNT] = {
veml6031_resolution[VEML6031_DIV4_COUNT][VEML60XX_GAIN_COUNT][VEML60XX_IT_COUNT] = {
/*3.125ms 6.25ms 12.5ms 25ms 50ms 100ms 200ms 400ms IT */
/* size 4/4 */
{
Expand Down Expand Up @@ -131,9 +104,9 @@ struct veml6031_data {
uint8_t ir_sd; /* ALS and IR channel shutdown */
uint8_t cal; /* Power on ready */
enum veml6031_div4 div4; /* effective photodiode size */
enum veml6031_gain gain; /* gain selection */
enum veml6031_it itim; /* ALS integration time */
enum veml6031_pers pers; /* ALS persistens protect */
enum veml60xx_gain gain; /* gain selection */
enum veml60xx_it itim; /* ALS integration time */
enum veml60xx_pers pers; /* ALS persistence protect */
uint16_t thresh_high;
uint16_t thresh_low;
uint16_t als_data;
Expand All @@ -142,30 +115,15 @@ struct veml6031_data {
uint32_t int_flags;
};

static bool veml6031_gain_in_range(int32_t gain)
{
return (gain >= VEML6031_GAIN_1) && (gain <= VEML6031_GAIN_0_5);
}

static bool veml6031_itim_in_range(int32_t itim)
{
return (itim >= VEML6031_IT_3_125) && (itim <= VEML6031_IT_400);
}

static bool veml6031_div4_in_range(int32_t div4)
{
return (div4 >= VEML6031_SIZE_4_4) && (div4 <= VEML6031_SIZE_1_4);
}

static bool veml6031_pers_in_range(int32_t pers)
{
return (pers >= VEML6031_PERS_1) && (pers <= VEML6031_PERS_8);
}

static void veml6031_sleep_by_integration_time(const struct veml6031_data *data)
{
if (veml6031_itim_in_range(data->itim)) {
k_sleep(K_USEC(veml6031_it_values[data->itim].us));
if (veml60xx_it_in_range(data->itim)) {
k_sleep(K_USEC(veml60xx_it_values[data->itim].us));
} else {
LOG_WRN_ONCE("Wrong settings: itim:%d. Most likely an application bug!",
data->itim);
Expand All @@ -174,28 +132,8 @@ static void veml6031_sleep_by_integration_time(const struct veml6031_data *data)

static int veml6031_check_settings(const struct veml6031_data *data)
{
return veml6031_div4_in_range(data->div4) && veml6031_gain_in_range(data->gain) &&
veml6031_itim_in_range(data->itim);
}

static int veml6031_check_gain(const struct sensor_value *val)
{
return veml6031_gain_in_range(val->val1);
}

static int veml6031_check_it(const struct sensor_value *val)
{
return veml6031_itim_in_range(val->val1);
}

static int veml6031_check_div4(const struct sensor_value *val)
{
return veml6031_div4_in_range(val->val1);
}

static int veml6031_check_pers(const struct sensor_value *val)
{
return veml6031_pers_in_range(val->val1);
return veml6031_div4_in_range(data->div4) && veml60xx_gain_in_range(data->gain) &&
veml60xx_it_in_range(data->itim);
}

static int veml6031_read(const struct device *dev, uint8_t cmd, uint8_t *data)
Expand Down Expand Up @@ -368,29 +306,29 @@ static int veml6031_attr_set(const struct device *dev, enum sensor_channel chan,
/* SENSOR_ATTR_.*_THRESH are not in enum sensor_attribute_veml6031 */
switch ((int)attr) {
case SENSOR_ATTR_VEML6031_IT:
if (veml6031_check_it(val)) {
data->itim = (enum veml6031_it)val->val1;
if (veml60xx_it_in_range(val->val1)) {
data->itim = (enum veml60xx_it)val->val1;
} else {
return -EINVAL;
}
break;
case SENSOR_ATTR_VEML6031_DIV4:
if (veml6031_check_div4(val)) {
if (veml6031_div4_in_range(val->val1)) {
data->div4 = (enum veml6031_div4)val->val1;
} else {
return -EINVAL;
}
break;
case SENSOR_ATTR_VEML6031_GAIN:
if (veml6031_check_gain(val)) {
data->gain = (enum veml6031_gain)val->val1;
if (veml60xx_gain_in_range(val->val1)) {
data->gain = (enum veml60xx_gain)val->val1;
} else {
return -EINVAL;
}
break;
case SENSOR_ATTR_VEML6031_PERS:
if (veml6031_check_pers(val)) {
data->pers = (enum veml6031_pers)val->val1;
if (veml60xx_pers_in_range(val->val1)) {
data->pers = (enum veml60xx_pers)val->val1;
} else {
return -EINVAL;
}
Expand Down Expand Up @@ -651,9 +589,9 @@ static DEVICE_API(sensor, veml6031_api) = {
static struct veml6031_data veml6031_data_##n = {.trig = 1, \
.af = 1, \
.div4 = VEML6031_SIZE_4_4, \
.gain = VEML6031_GAIN_1, \
.itim = VEML6031_IT_100, \
.pers = VEML6031_PERS_1, \
.gain = VEML60XX_GAIN_1, \
.itim = VEML60XX_IT_100, \
.pers = VEML60XX_PERS_1, \
.thresh_high = 0xFFFF}; \
\
static const struct veml6031_config veml6031_config_##n = { \
Expand Down
5 changes: 5 additions & 0 deletions drivers/sensor/vishay/veml6046/CMakeLists.txt
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Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
# Copyright (c) 2025 Andreas Klinger
# SPDX-License-Identifier: Apache-2.0

zephyr_library()
zephyr_library_sources(veml6046.c)
12 changes: 12 additions & 0 deletions drivers/sensor/vishay/veml6046/Kconfig
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@@ -0,0 +1,12 @@
# Copyright (c) 2025 Andreas Klinger
# SPDX-License-Identifier: Apache-2.0

# Vishay VEML6046 RGBIR color sensor driver options.

config VEML6046
bool "Vishay VEML6046 RGBIR color sensor"
default y
depends on DT_HAS_VISHAY_VEML6046_ENABLED
select I2C
help
Enable Vishay VEML6046 RGBIR color sensor driver.
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