ARM: dts: at91: sama5d2: add I2S clock muxing nodes

This patch adds two clock muxes for the two I2S
buses present on sama5d2 platforms.
Signed-off-by: NCodrin Ciubotariu <codrin.ciubotariu@microchip.com>
Signed-off-by: NAlexandre Belloni <alexandre.belloni@bootlin.com>

arch/arm/boot/dts/sama5d2.dtsi

@@ -993,6 +993,24 @@
 						atmel,clk-output-range = <0 100000000>;
 					};
 				};
+
+				i2s_clkmux {
+					compatible = "atmel,sama5d2-clk-i2s-mux";
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					i2s0muxck: i2s0_muxclk {
+						clocks = <&i2s0_clk>, <&i2s0_gclk>;
+						#clock-cells = <0>;
+						reg = <0>;
+					};
+
+					i2s1muxck: i2s1_muxclk {
+						clocks = <&i2s1_clk>, <&i2s1_gclk>;
+						#clock-cells = <0>;
+						reg = <1>;
+					};
+				};
 			};
 
 			qspi0: spi@f0020000 {