From 72ef30aa100a8d0e2a249112d6bc99dfdd0f70b5 Mon Sep 17 00:00:00 2001
From: Marcin Wojtas <mw@semihalf.com>
Date: Tue, 20 Sep 2022 15:26:45 +0200
Subject: [PATCH] ARM: mvebu: add audio I2S controller to Armada 38x Device
 Tree
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This commit adds the description of the I2S controller to the Marvell
Armada 38x SoC's Device Tree, as well as its pin configuration.

Signed-off-by: Marcin Wojtas <mw@semihalf.com>
Reviewed-by: Nadav Haklai <nadavh@marvell.com>
Tested-by: Nadav Haklai <nadavh@marvell.com>
Tested-by: Lior Amsalem <alior@marvell.com>
[pali: Fix i2s-pins name]
Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>
---
 arch/arm/boot/dts/armada-38x.dtsi | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm/boot/dts/armada-38x.dtsi b/arch/arm/boot/dts/armada-38x.dtsi
index a40a70e70458..124aa007e9da 100644
--- a/arch/arm/boot/dts/armada-38x.dtsi
+++ b/arch/arm/boot/dts/armada-38x.dtsi
@@ -289,6 +289,13 @@
 					marvell,pins = "mpp44";
 					marvell,function = "sata3";
 				};
+
+				i2s_pins: i2s-pins {
+					marvell,pins = "mpp48", "mpp49",
+						       "mpp50", "mpp51",
+						       "mpp52", "mpp53";
+					marvell,function = "audio";
+				};
 			};
 
 			gpio0: gpio@18100 {
@@ -620,6 +627,18 @@
 				status = "disabled";
 			};
 
+			audio_controller: audio-controller@e8000 {
+				#sound-dai-cells = <1>;
+				compatible = "marvell,armada-380-audio";
+				reg = <0xe8000 0x4000>, <0x18410 0xc>,
+				      <0x18204 0x4>;
+				reg-names = "i2s_regs", "pll_regs", "soc_ctrl";
+				interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&gateclk 0>;
+				clock-names = "internal";
+				status = "disabled";
+			};
+
 			usb3_0: usb3@f0000 {
 				compatible = "marvell,armada-380-xhci";
 				reg = <0xf0000 0x4000>,<0xf4000 0x4000>;
-- 
2.34.1