[PATCH v4 19/22] ARM: tegra: Add S/PDIF node to Tegra20 device-tree

Dmitry Osipenko
2021-12-04T14:38:47Z

Add S/PDIF node to Tegra20 device-tree. It's needed for enabling HDMI
audio support.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
arch/arm/boot/dts/tegra20.dtsi | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)

diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
index 63c2c2f8c0ce..72cbe32d0c1d 100644
--- a/arch/arm/boot/dts/tegra20.dtsi
+++ b/arch/arm/boot/dts/tegra20.dtsi
@@ -197,6 +197,7 @@ hdmi@54280000 {
reset-names = "hdmi";
power-domains = <&pd_core>;
operating-points-v2 = <&hdmi_dvfs_opp_table>;
+ #sound-dai-cells = <0>;
status = "disabled";
};

@@ -396,6 +397,23 @@ tegra_ac97: ac97@70002000 {
status = "disabled";
};

+ tegra_spdif: spdif@70002400 {
+ compatible = "nvidia,tegra20-spdif";
+ reg = <0x70002400 0x200>;
+ interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&tegra_car TEGRA20_CLK_SPDIF_OUT>,
+ <&tegra_car TEGRA20_CLK_SPDIF_IN>;
+ clock-names = "out", "in";
+ resets = <&tegra_car 10>;
+ dmas = <&apbdma 3>, <&apbdma 3>;
+ dma-names = "rx", "tx";
+ #sound-dai-cells = <0>;
+ status = "disabled";
+
+ assigned-clocks = <&tegra_car TEGRA20_CLK_SPDIF_OUT>;
+ assigned-clock-parents = <&tegra_car TEGRA20_CLK_PLL_A_OUT0>;
+ };
+
tegra_i2s1: i2s@70002800 {
compatible = "nvidia,tegra20-i2s";
reg = <0x70002800 0x200>;
--
2.33.1