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==Article purpose== | ==Article purpose== | ||
The purpose of this article is to: | The purpose of this article is to: | ||
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Bindings: {{CodeSource | Linux kernel | Documentation/devicetree/bindings/sound/dmic.txt}} | Bindings: {{CodeSource | Linux kernel | Documentation/devicetree/bindings/sound/dmic.txt}} | ||
Sources: {{CodeSource | Linux kernel | sound/soc/codecs/dmic.c}} | Sources: {{CodeSource | Linux kernel | sound/soc/codecs/dmic.c}} | ||
<noinclude> | |||
{{ArticleMainWriter | OlivierM}} | |||
{{Warning|cs42l51 bindings linked forced to 4.20. Version to be removed on next kernel rebase}} | |||
[[Category:Audio hardware components]] | |||
{{PublicationRequestId | 10357 | 2019-01-21 | AlainF}} | |||
{{ArticleBasedOnModel | Hardware components article model}} | |||
</noinclude> | |||
Revision as of 10:01, 3 February 2020
1. Article purpose[edit source]
The purpose of this article is to:
- list the audio codec hardware components that might be integrated in the different STM32MPU boards
- link these components to the corresponding software framework(s)
- point to the datasheet(s) of these components
- explain, when necessary, how to configure these components.
2. Software frameworks[edit source]
| Domain | Peripheral | Software frameworks | Comment | ||
| Cortex-A7 S (OP-TEE) |
Cortex-A7 NS (Linux) |
Cortex-M4 (STM32Cube) | |||
| Audio | Wolfson wm8994 | ALSA framework | DAC & ADC audio codec | ||
| Audio | Cirrus cs42l51 | ALSA framework | DAC & ADC audio codec | ||
| Audio | Silab sil9022 | ALSA framework | HDMI transmitter | ||
| Audio | ST MP34DT01-M | ALSA framework | Digital microphone | ||
3. Wolfson wm8994[edit source]
The WM8994 is a highly integrated ultra-low power hi-fi CODEC rich in multimedia features.
For details and the datasheet please contact the WM8994 codec provider.
3.1. Linux driver[edit source]
Bindings: Template:CodeSource
Sources:
4. Cirrus cs42l51[edit source]
The CS42L51 is a highly integrated, 24-bit, low-power stereo CODEC.
For details and the datasheet please contact the CS42L51 codec provider.
4.1. Linux driver[edit source]
Bindings: Template:CodeSource
Sources: Template:CodeSource
5. Silab sil9022[edit source]
The SiI9022A HDMI transmitter supports the HDMI® Specification on a wide range of mobile products.
For details and the datasheet please contact the SiI9022A HDMI transmitter provider.
5.1. Linux driver[edit source]
Bindings: Template:CodeSource
Sources: Template:CodeSource
6. ST MP34DT01-M[edit source]
The MP34DT01-M is an ultra-compact, low-power, omnidirectional, digital MEMS microphone.
Datasheet: https://www.st.com/resource/en/datasheet/mp34dt01-m.pdf
6.1. Linux driver[edit source]
Bindings: Template:CodeSource Sources: Template:CodeSource