diff options
Diffstat (limited to 'driver/temp_sensor/ec_adc.c')
-rw-r--r-- | driver/temp_sensor/ec_adc.c | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/driver/temp_sensor/ec_adc.c b/driver/temp_sensor/ec_adc.c deleted file mode 100644 index db174e33dc..0000000000 --- a/driver/temp_sensor/ec_adc.c +++ /dev/null @@ -1,56 +0,0 @@ -/* Copyright 2015 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. - */ - -/* EC_ADC driver for Chrome EC */ - -#include "adc.h" -#include "common.h" -#include "console.h" -#include "ec_adc.h" -#include "thermistor.h" -#include "util.h" - -/* Get temperature from requested sensor */ -static int get_temp(int idx, int *temp_ptr) -{ - int temp_raw = 0; - - /* Read 10-bit ADC result */ - temp_raw = adc_read_channel(idx); - - if (temp_raw == ADC_READ_ERROR) - return EC_ERROR_UNKNOWN; - - /* TODO : Need modification here if the result is not 10-bit */ - - /* If there is no thermistor calculation function. - * 1. Add adjusting function like thermistor_ncp15wb.c - * 2. Place function here with ifdef - * 3. define it on board.h - */ -#ifdef CONFIG_THERMISTOR_NCP15WB - *temp_ptr = ncp15wb_calculate_temp((uint16_t) temp_raw); -#else -#error "Unknown thermistor for ec_adc" - return EC_ERROR_UNKNOWN; -#endif - - return EC_SUCCESS; -} - -int ec_adc_get_val(int idx, int *temp_ptr) -{ - int ret; - int temp_c; - - if(idx < 0 || idx >= ADC_CH_COUNT) - return EC_ERROR_INVAL; - - ret = get_temp(idx, &temp_c); - if (ret == EC_SUCCESS) - *temp_ptr = C_TO_K(temp_c); - - return ret; -} |