arm64: dts: meson-axg: s400: add dmic codec

There are 7 digital mics on the MIC daughter board attached
to the s400 board, so add the digital microphone codec to
its DTS

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>

diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
index ff64c42..f3e16cb 100644 (file)
--- a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
@@ -86,6 +86,15 @@
                sound-name-prefix = "DIT";
        };
 
+       dmics: audio-codec@3 {
+               #sound-dai-cells = <0>;
+               compatible = "dmic-codec";
+               num-channels = <7>;
+               wakeup-delay-ms = <50>;
+               status = "okay";
+               sound-name-prefix = "MIC";
+       };
+
        emmc_pwrseq: emmc-pwrseq {
                compatible = "mmc-pwrseq-emmc";
                reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;