diff options
| author | J. Neuschäfer <j.ne@posteo.net> | 2025-09-11 22:23:55 +0200 |
|---|---|---|
| committer | Chen-Yu Tsai <wens@csie.org> | 2025-09-13 16:52:43 +0800 |
| commit | 3173a760021b9340923831aa5edc5530d61a6b9b (patch) | |
| tree | baf1c74dd49ba150455ef18154e9bd348b12073d /arch/arm/boot/dts | |
| parent | a1845487afd06899502714a3500b60f815d98203 (diff) | |
ARM: dts: allwinner: orangepi-zero: Add default audio routing
Line out playback and microphone capture work, after enabling the
corresponding ALSA controls. Tested with the Orange Pi Zero interface
board.
Signed-off-by: J. Neuschäfer <j.ne@posteo.net>
Link: https://patch.msgid.link/20250911-opz-audio-v3-1-9dfd317a8163@posteo.net
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Diffstat (limited to 'arch/arm/boot/dts')
| -rw-r--r-- | arch/arm/boot/dts/allwinner/sun8i-h2-plus-orangepi-zero.dts | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/allwinner/sun8i-h2-plus-orangepi-zero.dts b/arch/arm/boot/dts/allwinner/sun8i-h2-plus-orangepi-zero.dts index 1b001f2ad0ef..b23cec5b89eb 100644 --- a/arch/arm/boot/dts/allwinner/sun8i-h2-plus-orangepi-zero.dts +++ b/arch/arm/boot/dts/allwinner/sun8i-h2-plus-orangepi-zero.dts @@ -112,6 +112,20 @@ }; }; +/* + * Audio input/output is exposed on the 13-pin header and can't be used for + * anything else. However, adapter boards may use different audio routing. + * - https://linux-sunxi.org/Xunlong_Orange_Pi_Zero#Expansion_Port + * - Allwinner H3 Datasheet, section 3.1. Pin Characteristics + */ +&codec { + allwinner,audio-routing = + "Line Out", "LINEOUT", + "MIC1", "Mic", + "Mic", "MBIAS"; + status = "disabled"; +}; + &cpu0 { cpu-supply = <®_vdd_cpux>; }; |