driver: sensor: npcx: add 'thr-sel' prop. for adc comparator
Add `thr-sel` prop. to select the relevant threshold register for adc comparator since there're two adc modules in npcx4 series. Signed-off-by: Kate Yen <htyen@nuvoton.com> Signed-off-by: Mulin Chao <mlchao@nuvoton.com>
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3 changed files with 26 additions and 2 deletions
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@ -256,7 +256,7 @@ static const struct sensor_driver_api adc_cmp_npcx_api = {
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static const struct adc_cmp_npcx_config adc_cmp_npcx_config_##inst = {\
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.adc = DEVICE_DT_GET(DT_INST_IO_CHANNELS_CTLR(inst)), \
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.chnsel = DT_INST_IO_CHANNELS_INPUT(inst), \
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.th_sel = inst, \
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.th_sel = DT_INST_STRING_TOKEN_OR(inst, thr_sel, inst), \
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.thr_mv = DT_INST_PROP_OR(inst, threshold_mv, \
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ADC_CMP_NPCX_UNDEFINED), \
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.comparison = DT_INST_STRING_TOKEN_OR(inst, \
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@ -1,6 +1,5 @@
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# Copyright (c) 2022 Intel Corporation
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# SPDX-License-Identifier: Apache-2.0
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description: |
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This will perform signal comparision with threshold established.
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@ -28,3 +27,15 @@ properties:
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enum:
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- ADC_CMP_NPCX_GREATER
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- ADC_CMP_NPCX_LESS_OR_EQUAL
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thr-sel:
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type: string
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description: |
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Determines the register for threshold control and event.
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enum:
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- ADC_CMP_NPCX_THRCTL1
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- ADC_CMP_NPCX_THRCTL2
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- ADC_CMP_NPCX_THRCTL3
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- ADC_CMP_NPCX_THRCTL4
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- ADC_CMP_NPCX_THRCTL5
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- ADC_CMP_NPCX_THRCTL6
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@ -12,6 +12,19 @@ enum adc_cmp_npcx_comparison {
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ADC_CMP_NPCX_LESS_OR_EQUAL,
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};
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/* Supported ADC threshold controllers in NPCX series */
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enum npcx_adc_cmp_thrctl {
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ADC_CMP_NPCX_THRCTL1,
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ADC_CMP_NPCX_THRCTL2,
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ADC_CMP_NPCX_THRCTL3,
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#if !defined(CONFIG_SOC_SERIES_NPCX7)
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ADC_CMP_NPCX_THRCTL4,
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ADC_CMP_NPCX_THRCTL5,
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ADC_CMP_NPCX_THRCTL6,
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#endif
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ADC_CMP_NPCX_THRCTL_COUNT,
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};
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enum adc_cmp_npcx_sensor_attribute {
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SENSOR_ATTR_LOWER_VOLTAGE_THRESH = SENSOR_ATTR_PRIV_START,
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SENSOR_ATTR_UPPER_VOLTAGE_THRESH,
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