From: Dmitry Osipenko <digetx@gmail.com>
Date: Sat, 4 Dec 2021 14:37:22 +0000 (+0300)
Subject: ARM: tegra: Add S/PDIF node to Tegra20 device-tree
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=dcbc40848de4f07a0c92a348a57d078e881292c9;p=linux.git

ARM: tegra: Add S/PDIF node to Tegra20 device-tree

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

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
---

diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi
index c8f2061b927f3..2d2f446373b25 100644
--- a/arch/arm/boot/dts/tegra20.dtsi
+++ b/arch/arm/boot/dts/tegra20.dtsi
@@ -189,6 +189,7 @@
 			reset-names = "hdmi";
 			power-domains = <&pd_core>;
 			operating-points-v2 = <&hdmi_dvfs_opp_table>;
+			#sound-dai-cells = <0>;
 			status = "disabled";
 		};
 
@@ -388,6 +389,23 @@
 		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>;