ARM: tegra: acer-a500: Enable S/PDIF and HDMI audio

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>
Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
index 4aa0eb0..a170a4b 100644 (file)
--- a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
+++ b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts
@@ -376,8 +376,16 @@
                };
        };
 
+       tegra_spdif: spdif@70002400 {
+               status = "okay";
+
+               nvidia,fixed-parent-rate;
+       };
+
        tegra_i2s1: i2s@70002800 {
                status = "okay";
+
+               nvidia,fixed-parent-rate;
        };
 
        uartb: serial@70006040 {