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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
| commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
| tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/iio/dac/stm32-dac-core.h | |
| parent | Initial commit. (diff) | |
| download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip | |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/iio/dac/stm32-dac-core.h')
| -rw-r--r-- | drivers/iio/dac/stm32-dac-core.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/iio/dac/stm32-dac-core.h b/drivers/iio/dac/stm32-dac-core.h new file mode 100644 index 000000000..d3b415fb9 --- /dev/null +++ b/drivers/iio/dac/stm32-dac-core.h @@ -0,0 +1,38 @@ +/* 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 |