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/* Copyright 2021 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef __CROS_EC_ZEPHYR_ADC_H
#define __CROS_EC_ZEPHYR_ADC_H
#include <drivers/adc.h>
#ifdef CONFIG_PLATFORM_EC_ADC
#define ZSHIM_ADC_ID(node_id) DT_STRING_UPPER_TOKEN(node_id, enum_name)
#define ADC_ID_WITH_COMMA(node_id) ZSHIM_ADC_ID(node_id),
enum adc_channel {
#if DT_NODE_EXISTS(DT_INST(0, named_adc_channels))
DT_FOREACH_CHILD(DT_INST(0, named_adc_channels), ADC_ID_WITH_COMMA)
#endif /* named_adc_channels */
ADC_CH_COUNT
};
#undef ADC_ID_WITH_COMMA
struct adc_t {
const char *name;
uint8_t input_ch;
int factor_mul;
int factor_div;
struct adc_channel_cfg channel_cfg;
};
extern const struct adc_t adc_channels[];
#else
/* Empty declaration to avoid warnings if adc.h is included */
enum adc_channel {
ADC_CH_COUNT
};
#endif /* CONFIG_PLATFORM_EC_ADC */
#endif /* __CROS_EC_ZEPHYR_ADC_H */
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