2022-02-08 11:26:10

by Dmitry Osipenko

[permalink] [raw]
Subject: [PATCH v1 1/4] ARM: tegra: asus-tf101: Enable S/PDIF and HDMI audio

Enable S/PDIF controller to enable HDMI audio support on ASUS TF101.
Use nvidia,fixed-parent-rate property that prevents audio rate conflict
between S/PDIF and I2S.

Tested-by: Robert Eckelmann <[email protected]>
Signed-off-by: Dmitry Osipenko <[email protected]>
---
arch/arm/boot/dts/tegra20-asus-tf101.dts | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/tegra20-asus-tf101.dts b/arch/arm/boot/dts/tegra20-asus-tf101.dts
index 020172ee7340..68b0fdb89aa6 100644
--- a/arch/arm/boot/dts/tegra20-asus-tf101.dts
+++ b/arch/arm/boot/dts/tegra20-asus-tf101.dts
@@ -436,8 +436,16 @@ pta {
};
};

+ spdif@70002400 {
+ status = "okay";
+
+ nvidia,fixed-parent-rate;
+ };
+
i2s@70002800 {
status = "okay";
+
+ nvidia,fixed-parent-rate;
};

serial@70006040 {
--
2.34.1