ARM: at91/dt: sam9261 crystals under the clocks node

Having clocks grouped in a subnode is common practice, so move the crystals
under a clocks node for the at91sam9261 SoC and at91sam9261 based boards.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris BREZILLON <boris.brezillon@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
diff --git a/arch/arm/boot/dts/at91sam9261ek.dts b/arch/arm/boot/dts/at91sam9261ek.dts
index aa35a7a..f4a7657 100644
--- a/arch/arm/boot/dts/at91sam9261ek.dts
+++ b/arch/arm/boot/dts/at91sam9261ek.dts
@@ -20,14 +20,6 @@
 		reg = <0x20000000 0x4000000>;
 	};
 
-	slow_xtal {
-		clock-frequency = <32768>;
-	};
-
-	main_xtal {
-		clock-frequency = <18432000>;
-	};
-
 	clocks {
 		#address-cells = <1>;
 		#size-cells = <1>;
@@ -37,6 +29,14 @@
 			compatible = "atmel,osc", "fixed-clock";
 			clock-frequency = <18432000>;
 		};
+
+		slow_xtal {
+			clock-frequency = <32768>;
+		};
+
+		main_xtal {
+			clock-frequency = <18432000>;
+		};
 	};
 
 	ahb {