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/linux/drivers/iio/adc/
H A Dstm32-dfsdm-core.c3 * This file is part the core part STM32 DFSDM driver
24 #include "stm32-dfsdm.h"
27 * struct stm32_dfsdm_dev_data - DFSDM compatible configuration data
28 * @ipid: DFSDM identification number. Used only if hardware provides identification registers
29 * @num_filters: DFSDM number of filters. Unused if identification registers are available
30 * @num_channels: DFSDM number of channels. Unused if identification registers are available
95 struct stm32_dfsdm dfsdm; /* common data exported for all instances */ member
100 struct clk *clk; /* DFSDM clock */
104 static inline struct dfsdm_priv *to_stm32_dfsdm_priv(struct stm32_dfsdm *dfsdm) in to_stm32_dfsdm_priv() argument
106 return container_of(dfsdm, struct dfsdm_priv, dfsdm); in to_stm32_dfsdm_priv()
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H A Dstm32-dfsdm.h3 * This file is part of STM32 DFSDM driver
15 * STM32 DFSDM - global register map
256 /* DFSDM filter order */
268 * struct stm32_dfsdm_filter_osr - DFSDM filter settings linked to oversampling
318 * @phys_base: DFSDM IP register physical address
337 /* DFSDM channel serial spi clock source */
345 int stm32_dfsdm_start_dfsdm(struct stm32_dfsdm *dfsdm);
346 int stm32_dfsdm_stop_dfsdm(struct stm32_dfsdm *dfsdm);
H A Dstm32-adc-core.h177 STM32H7_DMNGT_DFSDM, /* DFSDM mode */
/linux/Documentation/devicetree/bindings/iio/adc/
H A Dst,stm32-dfsdm-adc.yaml4 $id: http://devicetree.org/schemas/iio/adc/st,stm32-dfsdm-adc.yaml#
7 title: STMicroelectronics STM32 DFSDM ADC device driver
14 STM32 DFSDM ADC is a sigma delta analog-to-digital converter dedicated to
28 - st,stm32h7-dfsdm
29 - st,stm32mp1-dfsdm
37 Internal clock used for DFSDM digital processing and control blocks.
38 dfsdm clock can also feed CLKOUT, when CLKOUT is used.
44 - const: dfsdm
85 - st,stm32-dfsdm-adc
86 - st,stm32-dfsdm-dmic
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/linux/Documentation/ABI/testing/
H A Dsysfs-bus-iio-dfsdm-adc-stm329 This is mandatory if DFSDM is slave on SPI bus, to
14 if DFSDM input is SPI master:
19 If DFSDM input is SPI Slave:
/linux/sound/soc/stm/
H A DKconfig36 tristate "SoC Audio support for STM32 DFSDM"
45 for Sigma Delta Modulators (DFSDM) driver used
H A Dstm32_adfsdm.c3 * This file is part of STM32 DFSDM ASoC DAI driver
18 #include <linux/iio/adc/stm32-dfsdm-adc.h>
322 {.compatible = "st,stm32h7-dfsdm-dai"},
406 MODULE_DESCRIPTION("stm32 DFSDM DAI driver");
H A DMakefile17 #DFSDM
/linux/include/linux/iio/adc/
H A Dstm32-dfsdm-adc.h3 * This file discribe the STM32 DFSDM IIO driver API for audio part
/linux/include/dt-bindings/clock/
H A Dstm32mp1-clks.h57 #define DFSDM 44 macro
/linux/drivers/clk/stm32/
H A Dclk-stm32mp1.c1928 PCLK(DFSDM, "dfsdm", "pclk2", 0, G_DFSDM),