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| author | Amaury Pouly <amaury.pouly@gmail.com> | 2016-09-21 00:02:14 +0100 |
|---|---|---|
| committer | Amaury Pouly <amaury.pouly@gmail.com> | 2016-09-21 00:36:51 +0100 |
| commit | 5e2600eb3ae4563ac9d856ca7a63af1322679ea3 (patch) | |
| tree | 7b278f129e826bc3e505ea43efe506dfc803f19f /firmware/target/arm/imx233/sansa-fuzeplus/audio-target.h | |
| parent | 6f7ee0bb7ce507902f571f823fe173f07ec7e32f (diff) | |
| download | rockbox-5e2600eb3ae4563ac9d856ca7a63af1322679ea3.tar.gz rockbox-5e2600eb3ae4563ac9d856ca7a63af1322679ea3.zip | |
imx233: make microphone bias, bias pin and resistor configurable
This clearly fixes recording on targets where the bias pin was wrong. It may
also improve recording on targets where the bias voltage was wrong. I was unable
to find those parameters on the ZEN Mozaic, which fallback to default values.
Change-Id: Ifb5f823c9cbd01f0d9a80fa5d49d93972c8b7cfe
Diffstat (limited to 'firmware/target/arm/imx233/sansa-fuzeplus/audio-target.h')
| -rw-r--r-- | firmware/target/arm/imx233/sansa-fuzeplus/audio-target.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/firmware/target/arm/imx233/sansa-fuzeplus/audio-target.h b/firmware/target/arm/imx233/sansa-fuzeplus/audio-target.h index 59e8fd6f01..46ae86ae94 100644 --- a/firmware/target/arm/imx233/sansa-fuzeplus/audio-target.h +++ b/firmware/target/arm/imx233/sansa-fuzeplus/audio-target.h | |||
| @@ -23,4 +23,8 @@ | |||
| 23 | 23 | ||
| 24 | #define IMX233_AUDIO_COUPLING_MODE ACM_CAPLESS | 24 | #define IMX233_AUDIO_COUPLING_MODE ACM_CAPLESS |
| 25 | 25 | ||
| 26 | #define IMX233_AUDIO_MIC_SELECT 1 /* lradc1 */ | ||
| 27 | #define IMX233_AUDIO_MIC_BIAS 4 /* 2.21V */ | ||
| 28 | #define IMX233_AUDIO_MIC_RESISTOR 2KOhm | ||
| 29 | |||
| 26 | #endif /* __audio_target__ */ | 30 | #endif /* __audio_target__ */ |