Line data    Source code

       1            0 : /*
       2              :  * Copyright (c) 2023 STMicrelectronics
       3              :  *
       4              :  * SPDX-License-Identifier: Apache-2.0
       5              :  */
       6              : #ifndef ZEPHYR_INCLUDE_DT_BINDINGS_ADC_STM32H7_ADC_H_
       7              : #define ZEPHYR_INCLUDE_DT_BINDINGS_ADC_STM32H7_ADC_H_
       8              : 
       9              : #include <zephyr/dt-bindings/adc/stm32_adc.h>
      10              : 
      11              : /* STM32 ADC resolution register for H7 and similar */
      12            0 : #define STM32_ADC_RES_REG       0x0C
      13            0 : #define STM32_ADC_RES_SHIFT     2
      14            0 : #define STM32_ADC_RES_MASK      BIT_MASK(3)
      15              : 
      16              : /*
      17              :  * For STM32H72x & H73x, ADC3 is different and has a 12 to 6-bit resolution.
      18              :  * The offset and the width of the resolution field need to be redefined.
      19              :  */
      20            0 : #define STM32H72X_ADC3_RES_SHIFT        3
      21            0 : #define STM32H72X_ADC3_RES_MASK         0x03
      22              : 
      23            0 : #define STM32H72X_ADC3_RES(resolution, reg_val) \
      24              :         STM32_ADC(resolution, reg_val, STM32H72X_ADC3_RES_MASK, \
      25              :                   STM32H72X_ADC3_RES_SHIFT, STM32_ADC_RES_REG)
      26              : 
      27              : #endif /* ZEPHYR_INCLUDE_DT_BINDINGS_ADC_STM32H7_ADC_H_ */