arm: dts: k3-am64: sync with Linux DT files

Sync AM64 DT files with Linux v6.2-rc4

Signed-off-by: Roger Quadros <rogerq@kernel.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/arch/arm/dts/k3-am642.dtsi b/arch/arm/dts/k3-am642.dtsi
index e2b397c..8a76f48 100644
--- a/arch/arm/dts/k3-am642.dtsi
+++ b/arch/arm/dts/k3-am642.dtsi
@@ -60,6 +60,6 @@
 		cache-level = <2>;
 		cache-size = <0x40000>;
 		cache-line-size = <64>;
-		cache-sets = <512>;
+		cache-sets = <256>;
 	};
 };