[PATCH v4 21/22] ARM: tegra: acer-a500: Enable S/PDIF and HDMI audio

Dmitry Osipenko
2021-12-04T14:39:04Z

Enable S/PDIF controller to enable HDMI audio support on Acer A500.
Use nvidia,fixed-parent-rate property that prevents audio rate conflict
between S/PDIF and I2S.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
arch/arm/boot/dts/tegra20-acer-a500-picasso.dts | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
index db388ddd062f..f47b946627c3 100644
--- a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
+++ b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
@@ -376,8 +376,16 @@ pta {
};
};

+ tegra_spdif: spdif@70002400 {
+ status = "okay";
+
+ nvidia,fixed-parent-rate;
+ };
+
tegra_i2s1: i2s@70002800 {
status = "okay";
+
+ nvidia,fixed-parent-rate;
};

uartb: serial@70006040 {
--
2.33.1