diff --git a/boards/arm/tdk_robokit1/tdk_robokit1-common.dtsi b/boards/arm/tdk_robokit1/tdk_robokit1-common.dtsi index 1618ee6a451..4d7003fadd9 100644 --- a/boards/arm/tdk_robokit1/tdk_robokit1-common.dtsi +++ b/boards/arm/tdk_robokit1/tdk_robokit1-common.dtsi @@ -5,7 +5,6 @@ */ #include "tdk_robokit1-pinctrl.dtsi" -#include "tdk_robokit1-thermistor.dtsi" / { aliases { @@ -45,9 +44,8 @@ }; temp_sensor: ambient_temp_sensor { - compatible = "zephyr,ntc-thermistor"; + compatible = "epcos,b57861s0103a039"; io-channels = <&spi_adc 0>; - zephyr,rt-table = <&thermistor_R25_10000_B_3974>; r25-ohm = <10000>; pullup-uv = <3300000>; pullup-ohm = <0>; @@ -224,7 +222,3 @@ zephyr_udc0: &usbhs { }; }; }; - -&thermistor_R25_10000_B_3974 { - status = "okay"; -}; diff --git a/boards/arm/tdk_robokit1/tdk_robokit1-thermistor.dtsi b/boards/arm/tdk_robokit1/tdk_robokit1-thermistor.dtsi deleted file mode 100644 index 26ed27522ac..00000000000 --- a/boards/arm/tdk_robokit1/tdk_robokit1-thermistor.dtsi +++ /dev/null @@ -1,31 +0,0 @@ -/* - * Copyright (c) 2023 Google LLC - * - * SPDX-License-Identifier: Apache-2.0 - */ - -/* NTC Thermistor Table Generated with ntc_thermistor_table.py */ - -/ { - thermistor_R25_10000_B_3974: thermistor-R25-10000-B-3974 { - status = "disabled"; - compatible = "zephyr,ntc-thermistor-rt-table"; - /* Format */ - tr-table = <(-25) 146676>, - <(-15) 78875>, - <(-5) 44424>, - <(5) 26075>, - <(15) 15881>, - <(25) 10000>, - <(35) 6488>, - <(45) 4326>, - <(55) 2956>, - <(65) 2066>, - <(75) 1474>, - <(85) 1072>, - <(95) 793>, - <(105) 596>, - <(115) 454>, - <(125) 351>; - }; -}; diff --git a/drivers/sensor/CMakeLists.txt b/drivers/sensor/CMakeLists.txt index 6f0d59a9b6f..766c67e53b9 100644 --- a/drivers/sensor/CMakeLists.txt +++ b/drivers/sensor/CMakeLists.txt @@ -133,7 +133,7 @@ add_subdirectory_ifdef(CONFIG_ESP32_TEMP esp32_temp) add_subdirectory_ifdef(CONFIG_RPI_PICO_TEMP rpi_pico_temp) add_subdirectory_ifdef(CONFIG_XMC4XXX_TEMP xmc4xxx_temp) add_subdirectory_ifdef(CONFIG_TMD2620 tmd2620) -add_subdirectory_ifdef(CONFIG_ZEPHYR_NTC_THERMISTOR zephyr_thermistor) +add_subdirectory_ifdef(CONFIG_NTC_THERMISTOR ntc_thermistor) add_subdirectory_ifdef(CONFIG_S11059 s11059) if(CONFIG_USERSPACE OR CONFIG_SENSOR_SHELL OR CONFIG_SENSOR_SHELL_BATTERY) diff --git a/drivers/sensor/Kconfig b/drivers/sensor/Kconfig index 42c713883a3..dd73ab3b0f2 100644 --- a/drivers/sensor/Kconfig +++ b/drivers/sensor/Kconfig @@ -305,7 +305,7 @@ source "drivers/sensor/xmc4xxx_temp/Kconfig" source "drivers/sensor/tmd2620/Kconfig" -source "drivers/sensor/zephyr_thermistor/Kconfig" +source "drivers/sensor/ntc_thermistor/Kconfig" source "drivers/sensor/s11059/Kconfig" diff --git a/drivers/sensor/ntc_thermistor/CMakeLists.txt b/drivers/sensor/ntc_thermistor/CMakeLists.txt new file mode 100644 index 00000000000..7914eebb4b9 --- /dev/null +++ b/drivers/sensor/ntc_thermistor/CMakeLists.txt @@ -0,0 +1,5 @@ +# SPDX-License-Identifier: Apache-2.0 + +zephyr_library() + +zephyr_library_sources(ntc_thermistor.c ntc_thermistor_calc.c) diff --git a/drivers/sensor/ntc_thermistor/Kconfig b/drivers/sensor/ntc_thermistor/Kconfig new file mode 100644 index 00000000000..691192b5282 --- /dev/null +++ b/drivers/sensor/ntc_thermistor/Kconfig @@ -0,0 +1,11 @@ +# Copyright (c) 2023 Google LLC +# +# SPDX-License-Identifier: Apache-2.0 + +config NTC_THERMISTOR + bool "NTC Thermistor" + default y + depends on DT_HAS_EPCOS_B57861S0103A039_ENABLED + select ADC + help + Enable driver for Zephyr NTC Thermistor. diff --git a/drivers/sensor/ntc_thermistor/ntc_thermistor.c b/drivers/sensor/ntc_thermistor/ntc_thermistor.c new file mode 100644 index 00000000000..24b356af7c5 --- /dev/null +++ b/drivers/sensor/ntc_thermistor/ntc_thermistor.c @@ -0,0 +1,158 @@ +/* + * Copyright (c) 2023 Google LLC + * + * SPDX-License-Identifier: Apache-2.0 + */ + +#include +#include +#include +#include "ntc_thermistor.h" + +LOG_MODULE_REGISTER(NTC_THERMISTOR, CONFIG_SENSOR_LOG_LEVEL); + +struct ntc_thermistor_data { + struct k_mutex mutex; + int16_t raw; + int16_t sample_val; +}; + +struct ntc_thermistor_config { + const struct adc_dt_spec adc_channel; + const struct ntc_config ntc_cfg; +}; + +static int ntc_thermistor_sample_fetch(const struct device *dev, enum sensor_channel chan) +{ + struct ntc_thermistor_data *data = dev->data; + const struct ntc_thermistor_config *cfg = dev->config; + int32_t val_mv; + int res; + struct adc_sequence sequence = { + .options = NULL, + .buffer = &data->raw, + .buffer_size = sizeof(data->raw), + .calibrate = false, + }; + + k_mutex_lock(&data->mutex, K_FOREVER); + + adc_sequence_init_dt(&cfg->adc_channel, &sequence); + res = adc_read(cfg->adc_channel.dev, &sequence); + if (res) { + val_mv = data->raw; + res = adc_raw_to_millivolts_dt(&cfg->adc_channel, &val_mv); + data->sample_val = val_mv; + } + + k_mutex_unlock(&data->mutex); + + return res; +} + +static int ntc_thermistor_channel_get(const struct device *dev, enum sensor_channel chan, + struct sensor_value *val) +{ + struct ntc_thermistor_data *data = dev->data; + const struct ntc_thermistor_config *cfg = dev->config; + uint32_t ohm, max_adc; + int32_t temp; + + switch (chan) { + case SENSOR_CHAN_AMBIENT_TEMP: + max_adc = (1 << (cfg->adc_channel.resolution - 1)) - 1; + ohm = ntc_get_ohm_of_thermistor(&cfg->ntc_cfg, max_adc, data->raw); + temp = ntc_get_temp_mc(&cfg->ntc_cfg.type, ohm); + val->val1 = temp / 1000; + val->val2 = (temp % 1000) * 1000; + LOG_INF("ntc temp says %u", val->val1); + break; + default: + return -ENOTSUP; + } + return 0; +} + +static const struct sensor_driver_api ntc_thermistor_driver_api = { + .sample_fetch = ntc_thermistor_sample_fetch, + .channel_get = ntc_thermistor_channel_get, +}; + +static int ntc_thermistor_init(const struct device *dev) +{ + const struct ntc_thermistor_config *cfg = dev->config; + int err; + + if (!device_is_ready(cfg->adc_channel.dev)) { + LOG_ERR("ADC controller device is not ready\n"); + return -ENODEV; + } + + err = adc_channel_setup_dt(&cfg->adc_channel); + if (err < 0) { + LOG_ERR("Could not setup channel err(%d)\n", err); + return err; + } + + return 0; +} + +#define NTC_THERMISTOR_DEFINE(inst, id, comp_table) \ + BUILD_ASSERT(ARRAY_SIZE(comp_table) % 2 == 0, "Compensation table needs to be even size"); \ + \ + static int compare_ohm_##id##inst(const void *key, const void *element); \ + \ + static struct ntc_thermistor_data ntc_thermistor_driver_##id##inst; \ + \ + static const struct ntc_thermistor_config ntc_thermistor_cfg_##id##inst = { \ + .adc_channel = ADC_DT_SPEC_INST_GET(inst), \ + .ntc_cfg = \ + { \ + .r25_ohm = DT_INST_PROP(inst, r25_ohm), \ + .pullup_uv = DT_INST_PROP(inst, pullup_uv), \ + .pullup_ohm = DT_INST_PROP(inst, pullup_ohm), \ + .pulldown_ohm = DT_INST_PROP(inst, pulldown_ohm), \ + .connected_positive = DT_INST_PROP(inst, connected_positive), \ + .type = { \ + .comp = (const struct ntc_compensation *)comp_table, \ + .n_comp = ARRAY_SIZE(comp_table), \ + .ohm_cmp = compare_ohm_##id##inst, \ + }, \ + }, \ + }; \ + \ + static int compare_ohm_##id##inst(const void *key, const void *element) \ + { \ + return ntc_compensation_compare_ohm( \ + &ntc_thermistor_cfg_##id##inst.ntc_cfg.type, key, element); \ + } \ + \ + SENSOR_DEVICE_DT_INST_DEFINE( \ + inst, ntc_thermistor_init, NULL, &ntc_thermistor_driver_##id##inst, \ + &ntc_thermistor_cfg_##id##inst, POST_KERNEL, CONFIG_SENSOR_INIT_PRIORITY, \ + &ntc_thermistor_driver_api); + +/* epcos,b57861s0103a039 */ +#define DT_DRV_COMPAT epcos_b57861s0103a039 + +static __unused const struct ntc_compensation comp_epcos_b57861s0103a039[] = { + { -25, 146676 }, + { -15, 78875 }, + { -5, 44424 }, + { 5, 26075 }, + { 15, 15881 }, + { 25, 10000 }, + { 35, 6488 }, + { 45, 4326 }, + { 55, 2956 }, + { 65, 2066 }, + { 75, 1474 }, + { 85, 1072 }, + { 95, 793 }, + { 105, 596 }, + { 115, 454 }, + { 125, 351 }, +}; + +DT_INST_FOREACH_STATUS_OKAY_VARGS(NTC_THERMISTOR_DEFINE, DT_DRV_COMPAT, + comp_epcos_b57861s0103a039) diff --git a/drivers/sensor/zephyr_thermistor/zephyr_ntc_thermistor.h b/drivers/sensor/ntc_thermistor/ntc_thermistor.h similarity index 89% rename from drivers/sensor/zephyr_thermistor/zephyr_ntc_thermistor.h rename to drivers/sensor/ntc_thermistor/ntc_thermistor.h index 04d716cd81c..c8b0642bfb4 100644 --- a/drivers/sensor/zephyr_thermistor/zephyr_ntc_thermistor.h +++ b/drivers/sensor/ntc_thermistor/ntc_thermistor.h @@ -4,8 +4,8 @@ * SPDX-License-Identifier: Apache-2.0 */ -#ifndef ZEPHYR_NTC_THERMISTOR_H -#define ZEPHYR_NTC_THERMISTOR_H +#ifndef NTC_THERMISTOR_H +#define NTC_THERMISTOR_H #include @@ -26,11 +26,9 @@ struct ntc_config { uint32_t pullup_uv; uint32_t pullup_ohm; uint32_t pulldown_ohm; - const struct ntc_type *type; + struct ntc_type type; }; -#define NTC_TYPE_NAME(node_id) DT_CAT(node_id, _type) - /** * @brief Helper comparison function for bsearch for specific * ntc_type @@ -65,4 +63,4 @@ int32_t ntc_get_temp_mc(const struct ntc_type *type, unsigned int ohm); */ uint32_t ntc_get_ohm_of_thermistor(const struct ntc_config *cfg, uint32_t max_adc, int16_t raw_adc); -#endif /* ZEPHYR_NTC_THERMISTOR_H */ +#endif /* NTC_THERMISTOR_H */ diff --git a/drivers/sensor/zephyr_thermistor/zephyr_ntc_thermistor_rt_table.c b/drivers/sensor/ntc_thermistor/ntc_thermistor_calc.c similarity index 66% rename from drivers/sensor/zephyr_thermistor/zephyr_ntc_thermistor_rt_table.c rename to drivers/sensor/ntc_thermistor/ntc_thermistor_calc.c index 5ec95bf1a3d..347156fb335 100644 --- a/drivers/sensor/zephyr_thermistor/zephyr_ntc_thermistor_rt_table.c +++ b/drivers/sensor/ntc_thermistor/ntc_thermistor_calc.c @@ -6,7 +6,7 @@ #include #include -#include "zephyr_ntc_thermistor.h" +#include "ntc_thermistor.h" /** * fixp_linear_interpolate() - interpolates a value from two known points @@ -55,10 +55,10 @@ int ntc_compensation_compare_ohm(const struct ntc_type *type, const void *key, c } else if (ntc_key->ohm == element_val->ohm) { sgn = 0; } else if (ntc_key->ohm < element_val->ohm) { - if (element_idx == type->n_comp - 1) { + if (element_idx == (type->n_comp / 2) - 1) { sgn = 0; } else { - if (element_idx != type->n_comp - 1 && + if (element_idx != (type->n_comp / 2) - 1 && ntc_key->ohm > type->comp[element_idx + 1].ohm) { sgn = 0; } else { @@ -129,23 +129,3 @@ int32_t ntc_get_temp_mc(const struct ntc_type *type, unsigned int ohm) ohm); return temp; } - -#define THERMISTOR_DATA_NAME(node_id) DT_CAT(node_id, _thermistor_data) - -#define DEFINE_THERMISTOR_TYPE(node_id) \ - static int node_id##_compare_ohm(const void *key, const void *element); \ - BUILD_ASSERT(DT_PROP_LEN(node_id, tr_table) % 2 == 0, "T/R Table needs to be even size"); \ - static const uint32_t node_id##_tr_table[] = DT_PROP(node_id, tr_table); \ - \ - const struct ntc_type NTC_TYPE_NAME(node_id) = { \ - .comp = (struct ntc_compensation *)node_id##_tr_table, \ - .n_comp = (ARRAY_SIZE(node_id##_tr_table) / 2), \ - .ohm_cmp = node_id##_compare_ohm, \ - }; \ - \ - static int node_id##_compare_ohm(const void *key, const void *element) \ - { \ - return ntc_compensation_compare_ohm(&NTC_TYPE_NAME(node_id), key, element); \ - } - -DT_FOREACH_STATUS_OKAY(zephyr_ntc_thermistor_rt_table, DEFINE_THERMISTOR_TYPE) diff --git a/drivers/sensor/zephyr_thermistor/CMakeLists.txt b/drivers/sensor/zephyr_thermistor/CMakeLists.txt deleted file mode 100644 index 71cf296a9fd..00000000000 --- a/drivers/sensor/zephyr_thermistor/CMakeLists.txt +++ /dev/null @@ -1,8 +0,0 @@ -# SPDX-License-Identifier: Apache-2.0 - -zephyr_library() - -zephyr_library_sources( - zephyr_ntc_thermistor.c - zephyr_ntc_thermistor_rt_table.c -) diff --git a/drivers/sensor/zephyr_thermistor/Kconfig b/drivers/sensor/zephyr_thermistor/Kconfig deleted file mode 100644 index 3055cfd8161..00000000000 --- a/drivers/sensor/zephyr_thermistor/Kconfig +++ /dev/null @@ -1,14 +0,0 @@ -# Zephyr Generic NTC Thermistor -# -# Copyright (c) 2023 Google LLC -# -# SPDX-License-Identifier: Apache-2.0 - -config ZEPHYR_NTC_THERMISTOR - bool "Zephyr Generic NTC Thermistor" - default y - depends on DT_HAS_ZEPHYR_NTC_THERMISTOR_ENABLED - depends on DT_HAS_ZEPHYR_NTC_THERMISTOR_RT_TABLE_ENABLED - select ADC - help - Enable driver for Zephyr NTC Thermistor. diff --git a/drivers/sensor/zephyr_thermistor/zephyr_ntc_thermistor.c b/drivers/sensor/zephyr_thermistor/zephyr_ntc_thermistor.c deleted file mode 100644 index 2adfb3d59ad..00000000000 --- a/drivers/sensor/zephyr_thermistor/zephyr_ntc_thermistor.c +++ /dev/null @@ -1,125 +0,0 @@ -/* - * Copyright (c) 2023 Google LLC - * - * SPDX-License-Identifier: Apache-2.0 - */ - -#define DT_DRV_COMPAT zephyr_ntc_thermistor - -#include -#include -#include -#include "zephyr_ntc_thermistor.h" - -LOG_MODULE_REGISTER(ZEPHYR_NTC_THERMISTOR, CONFIG_SENSOR_LOG_LEVEL); - -struct zephyr_ntc_thermistor_data { - struct k_mutex mutex; - int16_t raw; - int16_t sample_val; -}; - -struct zephyr_ntc_thermistor_config { - const struct adc_dt_spec adc_channel; - const struct ntc_config ntc_cfg; -}; - -static int zephyr_ntc_thermistor_sample_fetch(const struct device *dev, enum sensor_channel chan) -{ - struct zephyr_ntc_thermistor_data *data = dev->data; - const struct zephyr_ntc_thermistor_config *cfg = dev->config; - int32_t val_mv; - int res; - struct adc_sequence sequence = { - .options = NULL, - .buffer = &data->raw, - .buffer_size = sizeof(data->raw), - .calibrate = false, - }; - - k_mutex_lock(&data->mutex, K_FOREVER); - - adc_sequence_init_dt(&cfg->adc_channel, &sequence); - res = adc_read(cfg->adc_channel.dev, &sequence); - if (res) { - val_mv = data->raw; - res = adc_raw_to_millivolts_dt(&cfg->adc_channel, &val_mv); - data->sample_val = val_mv; - } - - k_mutex_unlock(&data->mutex); - - return res; -} - -static int zephyr_ntc_thermistor_channel_get(const struct device *dev, enum sensor_channel chan, - struct sensor_value *val) -{ - struct zephyr_ntc_thermistor_data *data = dev->data; - const struct zephyr_ntc_thermistor_config *cfg = dev->config; - uint32_t ohm, max_adc; - int32_t temp; - - switch (chan) { - case SENSOR_CHAN_AMBIENT_TEMP: - max_adc = (1 << (cfg->adc_channel.resolution - 1)) - 1; - ohm = ntc_get_ohm_of_thermistor(&cfg->ntc_cfg, max_adc, data->raw); - temp = ntc_get_temp_mc(cfg->ntc_cfg.type, ohm); - val->val1 = temp / 1000; - val->val2 = (temp % 1000) * 1000; - LOG_INF("ntc temp says %u", val->val1); - break; - default: - return -ENOTSUP; - } - return 0; -} - -static const struct sensor_driver_api zephyr_ntc_thermistor_driver_api = { - .sample_fetch = zephyr_ntc_thermistor_sample_fetch, - .channel_get = zephyr_ntc_thermistor_channel_get, -}; - -static int zephyr_ntc_thermistor_init(const struct device *dev) -{ - const struct zephyr_ntc_thermistor_config *cfg = dev->config; - int err; - - if (!device_is_ready(cfg->adc_channel.dev)) { - LOG_ERR("ADC controller device is not ready\n"); - return -ENODEV; - } - - err = adc_channel_setup_dt(&cfg->adc_channel); - if (err < 0) { - LOG_ERR("Could not setup channel err(%d)\n", err); - return err; - } - - return 0; -} - -#define ZEPHYR_NTC_THERMISTOR_DEV_INIT(inst) \ - static struct zephyr_ntc_thermistor_data zephyr_ntc_thermistor_driver_##inst; \ - \ - extern const struct ntc_type NTC_TYPE_NAME(DT_INST_PROP(inst, zephyr_rt_table)); \ - \ - static const struct zephyr_ntc_thermistor_config zephyr_ntc_thermistor_cfg_##inst = { \ - .adc_channel = ADC_DT_SPEC_INST_GET(inst), \ - .ntc_cfg = \ - { \ - .r25_ohm = DT_INST_PROP(inst, r25_ohm), \ - .pullup_uv = DT_INST_PROP(inst, pullup_uv), \ - .pullup_ohm = DT_INST_PROP(inst, pullup_ohm), \ - .pulldown_ohm = DT_INST_PROP(inst, pulldown_ohm), \ - .connected_positive = DT_INST_PROP(inst, connected_positive), \ - .type = &NTC_TYPE_NAME(DT_INST_PROP(inst, zephyr_rt_table)), \ - }, \ - }; \ - \ - SENSOR_DEVICE_DT_INST_DEFINE( \ - inst, zephyr_ntc_thermistor_init, NULL, &zephyr_ntc_thermistor_driver_##inst, \ - &zephyr_ntc_thermistor_cfg_##inst, POST_KERNEL, CONFIG_SENSOR_INIT_PRIORITY, \ - &zephyr_ntc_thermistor_driver_api); - -DT_INST_FOREACH_STATUS_OKAY(ZEPHYR_NTC_THERMISTOR_DEV_INIT) diff --git a/dts/bindings/sensor/epcos,b57861s0103a039.yaml b/dts/bindings/sensor/epcos,b57861s0103a039.yaml new file mode 100644 index 00000000000..28527be59ba --- /dev/null +++ b/dts/bindings/sensor/epcos,b57861s0103a039.yaml @@ -0,0 +1,8 @@ +# Copyright (c) 2023 Nordic Semiconductor ASA +# SPDX-License-Identifier: Apache-2.0 + +description: EPCOS B57861S0103A039 thermistor + +compatible: "epcos,b57861s0103a039" + +include: ntc-thermistor.yaml diff --git a/dts/bindings/sensor/zephyr,ntc-thermistor.yaml b/dts/bindings/sensor/ntc-thermistor.yaml similarity index 87% rename from dts/bindings/sensor/zephyr,ntc-thermistor.yaml rename to dts/bindings/sensor/ntc-thermistor.yaml index e1c90339e3b..35fd96bec29 100644 --- a/dts/bindings/sensor/zephyr,ntc-thermistor.yaml +++ b/dts/bindings/sensor/ntc-thermistor.yaml @@ -3,8 +3,6 @@ description: Generic NTC Thermistor -compatible: "zephyr,ntc-thermistor" - include: [sensor-device.yaml] properties: @@ -13,11 +11,6 @@ properties: description: | ADC IO channel connected to this NTC thermistor. - zephyr,rt-table: - type: phandle - required: true - description: R/T table for NTC thermistor. - r25-ohm: type: int description: | diff --git a/dts/bindings/sensor/zephyr,ntc-thermistor-rt-table.yaml b/dts/bindings/sensor/zephyr,ntc-thermistor-rt-table.yaml deleted file mode 100644 index 287b357562d..00000000000 --- a/dts/bindings/sensor/zephyr,ntc-thermistor-rt-table.yaml +++ /dev/null @@ -1,18 +0,0 @@ -# Copyright 2023 Google LLC -# -# SPDX-License-Identifier: Apache-2.0 - -description: | - Common properties for NTC thermistors - For more information: https://www.electronics-tutorials.ws/io/thermistors.html - -compatible: "zephyr,ntc-thermistor-rt-table" - -properties: - tr-table: - required: true - type: array - description: | - NTC Thermistor Temp/Resistance Table formatted as an array like follows - - See `scripts/utils/ntc_thermistor_table.py` to help generate node. diff --git a/tests/drivers/build_all/sensor/adc.dtsi b/tests/drivers/build_all/sensor/adc.dtsi index 128ef293bd3..abcc984b96d 100644 --- a/tests/drivers/build_all/sensor/adc.dtsi +++ b/tests/drivers/build_all/sensor/adc.dtsi @@ -23,32 +23,9 @@ test_adc_emul: adc { status = "okay"; }; -thermistor_R25_10000_B_3974: thermistor-R25-10000-B-3974 { - compatible = "zephyr,ntc-thermistor-rt-table"; - /* Format */ - tr-table = <(-25) 146676>, - <(-15) 78875>, - <(-5) 44424>, - <(5) 26075>, - <(15) 15881>, - <(25) 10000>, - <(35) 6488>, - <(45) 4326>, - <(55) 2956>, - <(65) 2066>, - <(75) 1474>, - <(85) 1072>, - <(95) 793>, - <(105) 596>, - <(115) 454>, - <(125) 351>; -}; - -test_adc_b57861s: b57861s@0 { - compatible = "zephyr,ntc-thermistor"; - reg = <0x0 0x1000>; +test_epcos_b57861s0103a039: epcos-b57861s0103a039 { + compatible = "epcos,b57861s0103a039"; io-channels = <&adc0 0>; - zephyr,rt-table = <&thermistor_R25_10000_B_3974>; r25-ohm = <10000>; pullup-uv = <3300000>; pullup-ohm = <0>;