Searched refs:DFSDM (Results 1 – 8 of 8) sorted by relevance
| /Linux-v5.4/Documentation/devicetree/bindings/sound/ |
| D | st,stm32-adfsdm.txt | 1 STMicroelectronics Audio Digital Filter Sigma Delta modulators(DFSDM)
3 The DFSDM allows PDM microphones capture through SPI interface. The Audio
4 interface is seems as a sub block of the DFSDM device.
5 For details on DFSDM bindings refer to ../iio/adc/st,stm32-dfsdm-adc.txt
14 Example of a sound card using audio DFSDM node.
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| /Linux-v5.4/Documentation/devicetree/bindings/iio/adc/ |
| D | st,stm32-dfsdm-adc.txt | 1 STMicroelectronics STM32 DFSDM ADC device driver
4 STM32 DFSDM ADC is a sigma delta analog-to-digital converter dedicated to
15 Contents of a STM32 DFSDM root node:
21 - reg: Offset and length of the DFSDM block register set.
42 Contents of a STM32 DFSDM child nodes:
49 - reg: Specifies the DFSDM filter instance used.
51 - interrupts: IRQ lines connected to each DFSDM filter instance.
64 modulator or internal ADC output to DFSDM channel.
91 - st,filter0-sync: Set to 1 to synchronize with DFSDM filter instance 0.
94 Example of a sigma delta adc connected on DFSDM SPI port 0
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| /Linux-v5.4/Documentation/ABI/testing/ |
| D | sysfs-bus-iio-dfsdm-adc-stm32 | 7 This is mandatory if DFSDM is slave on SPI bus, to
11 if DFSDM input is SPI master
14 If DFSDM input is SPI Slave:
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| /Linux-v5.4/sound/soc/stm/ |
| D | Kconfig | 35 tristate "SoC Audio support for STM32 DFSDM"
44 for Sigma Delta Modulators (DFSDM) driver used
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| /Linux-v5.4/Documentation/arm/stm32/ |
| D | stm32h743-overview.rst | 24 - DFSDM
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| /Linux-v5.4/include/dt-bindings/clock/ |
| D | stm32mp1-clks.h | 57 #define DFSDM 44 macro
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| /Linux-v5.4/drivers/clk/ |
| D | clk-stm32mp1.c | 1834 PCLK(DFSDM, "dfsdm", "pclk2", 0, G_DFSDM),
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| /Linux-v5.4/drivers/iio/adc/ |
| D | Kconfig | 809 tristate "STMicroelectronics STM32 DFSDM core"
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