ARM: dts: sama7g5: move clock frequencies for xtals in board file

Move clock frequencies for crystals on board specific files.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
diff --git a/arch/arm/dts/sama7g5ek.dts b/arch/arm/dts/sama7g5ek.dts
index 41a754d..03c7aa0 100644
--- a/arch/arm/dts/sama7g5ek.dts
+++ b/arch/arm/dts/sama7g5ek.dts
@@ -23,6 +23,16 @@
 		stdout-path = "serial0:115200n8";
 	};
 
+	clocks {
+		slow_xtal: slow_xtal {
+			clock-frequency = <32768>;
+		};
+
+		main_xtal: main_xtal {
+			clock-frequency = <24000000>;
+		};
+	};
+
 	ahb {
 
 		apb {