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_STM32H7_ADC_H_
       7             : #define ZEPHYR_INCLUDE_DT_BINDINGS_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_STM32H7_ADC_H_ */