// SPDX-License-Identifier: GPL-2.0-only /* * ADMV1014 driver * * Copyright 2022 Analog Devices Inc. */ #include <linux/bitfield.h> #include <linux/bits.h> #include <linux/clk.h> #include <linux/clkdev.h> #include <linux/device.h> #include <linux/iio/iio.h> #include <linux/module.h> #include <linux/mod_devicetable.h> #include <linux/notifier.h> #include <linux/property.h> #include <linux/regulator/consumer.h> #include <linux/spi/spi.h> #include <linux/units.h> #include <linux/unaligned.h> /* ADMV1014 Register Map */ #define ADMV1014_REG_SPI_CONTROL … #define ADMV1014_REG_ALARM … #define ADMV1014_REG_ALARM_MASKS … #define ADMV1014_REG_ENABLE … #define ADMV1014_REG_QUAD … #define ADMV1014_REG_LO_AMP_PHASE_ADJUST1 … #define ADMV1014_REG_MIXER … #define ADMV1014_REG_IF_AMP … #define ADMV1014_REG_IF_AMP_BB_AMP … #define ADMV1014_REG_BB_AMP_AGC … #define ADMV1014_REG_VVA_TEMP_COMP … /* ADMV1014_REG_SPI_CONTROL Map */ #define ADMV1014_PARITY_EN_MSK … #define ADMV1014_SPI_SOFT_RESET_MSK … #define ADMV1014_CHIP_ID_MSK … #define ADMV1014_CHIP_ID … #define ADMV1014_REVISION_ID_MSK … /* ADMV1014_REG_ALARM Map */ #define ADMV1014_PARITY_ERROR_MSK … #define ADMV1014_TOO_FEW_ERRORS_MSK … #define ADMV1014_TOO_MANY_ERRORS_MSK … #define ADMV1014_ADDRESS_RANGE_ERROR_MSK … /* ADMV1014_REG_ENABLE Map */ #define ADMV1014_IBIAS_PD_MSK … #define ADMV1014_P1DB_COMPENSATION_MSK … #define ADMV1014_IF_AMP_PD_MSK … #define ADMV1014_QUAD_BG_PD_MSK … #define ADMV1014_BB_AMP_PD_MSK … #define ADMV1014_QUAD_IBIAS_PD_MSK … #define ADMV1014_DET_EN_MSK … #define ADMV1014_BG_PD_MSK … /* ADMV1014_REG_QUAD Map */ #define ADMV1014_QUAD_SE_MODE_MSK … #define ADMV1014_QUAD_FILTERS_MSK … /* ADMV1014_REG_LO_AMP_PHASE_ADJUST1 Map */ #define ADMV1014_LOAMP_PH_ADJ_I_FINE_MSK … #define ADMV1014_LOAMP_PH_ADJ_Q_FINE_MSK … /* ADMV1014_REG_MIXER Map */ #define ADMV1014_MIXER_VGATE_MSK … #define ADMV1014_DET_PROG_MSK … /* ADMV1014_REG_IF_AMP Map */ #define ADMV1014_IF_AMP_COARSE_GAIN_I_MSK … #define ADMV1014_IF_AMP_FINE_GAIN_Q_MSK … #define ADMV1014_IF_AMP_FINE_GAIN_I_MSK … /* ADMV1014_REG_IF_AMP_BB_AMP Map */ #define ADMV1014_IF_AMP_COARSE_GAIN_Q_MSK … #define ADMV1014_BB_AMP_OFFSET_Q_MSK … #define ADMV1014_BB_AMP_OFFSET_I_MSK … /* ADMV1014_REG_BB_AMP_AGC Map */ #define ADMV1014_BB_AMP_REF_GEN_MSK … #define ADMV1014_BB_AMP_GAIN_CTRL_MSK … #define ADMV1014_BB_SWITCH_HIGH_LOW_CM_MSK … /* ADMV1014_REG_VVA_TEMP_COMP Map */ #define ADMV1014_VVA_TEMP_COMP_MSK … /* ADMV1014 Miscellaneous Defines */ #define ADMV1014_READ … #define ADMV1014_REG_ADDR_READ_MSK … #define ADMV1014_REG_ADDR_WRITE_MSK … #define ADMV1014_REG_DATA_MSK … #define ADMV1014_NUM_REGULATORS … enum { … }; enum { … }; enum { … }; static const int detector_table[] = …; static const char * const input_mode_names[] = …; static const char * const quad_se_mode_names[] = …; struct admv1014_state { … }; static const int mixer_vgate_table[] = …; static int __admv1014_spi_read(struct admv1014_state *st, unsigned int reg, unsigned int *val) { … } static int admv1014_spi_read(struct admv1014_state *st, unsigned int reg, unsigned int *val) { … } static int __admv1014_spi_write(struct admv1014_state *st, unsigned int reg, unsigned int val) { … } static int admv1014_spi_write(struct admv1014_state *st, unsigned int reg, unsigned int val) { … } static int __admv1014_spi_update_bits(struct admv1014_state *st, unsigned int reg, unsigned int mask, unsigned int val) { … } static int admv1014_spi_update_bits(struct admv1014_state *st, unsigned int reg, unsigned int mask, unsigned int val) { … } static int admv1014_update_quad_filters(struct admv1014_state *st) { … } static int admv1014_update_vcm_settings(struct admv1014_state *st) { … } static int admv1014_read_raw(struct iio_dev *indio_dev, struct iio_chan_spec const *chan, int *val, int *val2, long info) { … } static int admv1014_write_raw(struct iio_dev *indio_dev, struct iio_chan_spec const *chan, int val, int val2, long info) { … } static ssize_t admv1014_read(struct iio_dev *indio_dev, uintptr_t private, const struct iio_chan_spec *chan, char *buf) { … } static ssize_t admv1014_write(struct iio_dev *indio_dev, uintptr_t private, const struct iio_chan_spec *chan, const char *buf, size_t len) { … } static int admv1014_read_avail(struct iio_dev *indio_dev, struct iio_chan_spec const *chan, const int **vals, int *type, int *length, long info) { … } static int admv1014_reg_access(struct iio_dev *indio_dev, unsigned int reg, unsigned int write_val, unsigned int *read_val) { … } static const struct iio_info admv1014_info = …; static const char * const admv1014_reg_name[] = …; static int admv1014_freq_change(struct notifier_block *nb, unsigned long action, void *data) { … } #define _ADMV1014_EXT_INFO(_name, _shared, _ident) … static const struct iio_chan_spec_ext_info admv1014_ext_info[] = …; #define ADMV1014_CHAN_IQ(_channel, rf_comp) … #define ADMV1014_CHAN_IF(_channel, rf_comp) … #define ADMV1014_CHAN_POWER(_channel) … #define ADMV1014_CHAN_CALIBSCALE(_channel, rf_comp, _admv1014_ext_info) … static const struct iio_chan_spec admv1014_channels_iq[] = …; static const struct iio_chan_spec admv1014_channels_if[] = …; static void admv1014_clk_disable(void *data) { … } static void admv1014_reg_disable(void *data) { … } static void admv1014_powerdown(void *data) { … } static int admv1014_init(struct admv1014_state *st) { … } static int admv1014_properties_parse(struct admv1014_state *st) { … } static int admv1014_probe(struct spi_device *spi) { … } static const struct spi_device_id admv1014_id[] = …; MODULE_DEVICE_TABLE(spi, admv1014_id); static const struct of_device_id admv1014_of_match[] = …; MODULE_DEVICE_TABLE(of, admv1014_of_match); static struct spi_driver admv1014_driver = …; module_spi_driver(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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