/* SPDX-License-Identifier: GPL-2.0 */
|
/*
|
* This file is part of STM32 DAC driver
|
*
|
* Copyright (C) 2017, STMicroelectronics - All Rights Reserved
|
* Author: Fabrice Gasnier <fabrice.gasnier@st.com>.
|
*/
|
|
#ifndef __STM32_DAC_CORE_H
|
#define __STM32_DAC_CORE_H
|
|
#include <linux/regmap.h>
|
|
/* STM32 DAC registers */
|
#define STM32_DAC_CR 0x00
|
#define STM32_DAC_DHR12R1 0x08
|
#define STM32_DAC_DHR12R2 0x14
|
#define STM32_DAC_DOR1 0x2C
|
#define STM32_DAC_DOR2 0x30
|
|
/* STM32_DAC_CR bit fields */
|
#define STM32_DAC_CR_EN1 BIT(0)
|
#define STM32H7_DAC_CR_HFSEL BIT(15)
|
#define STM32_DAC_CR_EN2 BIT(16)
|
|
/**
|
* struct stm32_dac_common - stm32 DAC driver common data (for all instances)
|
* @regmap: DAC registers shared via regmap
|
* @vref_mv: reference voltage (mv)
|
* @hfsel: high speed bus clock selected
|
*/
|
struct stm32_dac_common {
|
struct regmap *regmap;
|
int vref_mv;
|
bool hfsel;
|
};
|
|
#endif
|
