[PATCH 2/5] ARM: mvebu: add audio I2S controller to Armada 38x Device Tree

[Pali Rohár]

From: Marcin Wojtas <mw@xxxxxxxxxxxx>

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@xxxxxxxxxxxx>
Reviewed-by: Nadav Haklai <nadavh@xxxxxxxxxxx>
Tested-by: Nadav Haklai <nadavh@xxxxxxxxxxx>
Tested-by: Lior Amsalem <alior@xxxxxxxxxxx>
[pali: Fix i2s-pins name]
Signed-off-by: Pali Rohár <pali@xxxxxxxxxx>
---
 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 df3c8d1d8f64..11e0e4286ec2 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 {
@@ -618,6 +625,18 @@
 				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>;
-- 
2.20.1