ARM: dts: at91: sama5d2: Remove unnecessary clocks from I2S nodes

Some clocks are no longer needed by the I2S driver, so we remove them
from our nodes. Also, we statically make gclk the parent of i2smuxck
clock.

Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>

Author: Cyrille Pitchen

arch/arm/boot/dts/sama5d2.dtsi

@@ -1332,8 +1332,10 @@
 					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
 					 AT91_XDMAC_DT_PERID(32))>;
 				dma-names = "tx", "rx";
-				clocks = <&i2s0_clk>, <&i2s0_gclk>, <&audio_pll_pmc>;
-				clock-names = "pclk", "gclk", "aclk";
+				clocks = <&i2s0_clk>, <&i2s0_gclk>;
+				clock-names = "pclk", "gclk";
+				assigned-clocks = <&i2s0muxck>;
+				assigned-clock-parents = <&i2s0_gclk>;
 				status = "disabled";
 			};
 
@@ -1541,8 +1543,10 @@
 					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
 					 AT91_XDMAC_DT_PERID(34))>;
 				dma-names = "tx", "rx";
-				clocks = <&i2s1_clk>, <&i2s1_gclk>, <&audio_pll_pmc>;
-				clock-names = "pclk", "gclk", "aclk";
+				clocks = <&i2s1_clk>, <&i2s1_gclk>;
+				clock-names = "pclk", "gclk";
+				assigned-clocks = <&i2s1muxck>;
+				assigned-parrents = <&i2s1_gclk>;
 				status = "disabled";
 			};