ASoC: apple: Add aop_audio driver.

Apple SoCs have their microphones connected to the AOP co-processor, in order to among other things implement the "voicetrigger" functionality. Add a driver for the "High power audio input" AOP endpoint. Signed-off-by: Sasha Finkelstein <fnkl.kernel@gmail.com>
UbuntuAsahi · Dec 21, 2024 · db932ae · db932ae
1 parent df220a4
commit db932ae
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diff --git a/sound/soc/apple/Kconfig b/sound/soc/apple/Kconfig
@@ -1,3 +1,14 @@
+config SND_SOC_APPLE_AOP_AUDIO
+	tristate "AOP audio driver"
+	depends on ARCH_APPLE || COMPILE_TEST
+	depends on RUST
+	select APPLE_AOP
+	default m if ARCH_APPLE
+	help
+	  This option enables an ASoC driver for sound devices connected to the AOP
+	  co-processor on ARM Macs. This includes the built-in microphone on those
+	  machines.
+
 config SND_SOC_APPLE_MCA
 	tristate "Apple Silicon MCA driver"
 	depends on ARCH_APPLE || COMPILE_TEST

diff --git a/sound/soc/apple/Makefile b/sound/soc/apple/Makefile
@@ -1,3 +1,6 @@
+snd-soc-aop-y		:= aop_audio.o
+obj-$(CONFIG_SND_SOC_APPLE_AOP_AUDIO)	+= snd-soc-aop.o
+
 snd-soc-apple-mca-y	:= mca.o
 
 obj-$(CONFIG_SND_SOC_APPLE_MCA)	+= snd-soc-apple-mca.o