diff --git a/arch/powerpc/boot/dts/taishan.dts b/arch/powerpc/boot/dts/taishan.dts
index 3d0334cec55c5441efeef992dcb7865d6587a52d..96d033d6c05eca082a2ecfc398d5820b01ff2612 100644
--- a/arch/powerpc/boot/dts/taishan.dts
+++ b/arch/powerpc/boot/dts/taishan.dts
@@ -104,6 +104,16 @@
 		// FIXME: anything else?
 	};
 
+	L2C0: l2c {
+		compatible = "ibm,l2-cache-440gx", "ibm,l2-cache";
+		dcr-reg = <20 8			/* Internal SRAM DCR's */
+			   30 8>;		/* L2 cache DCR's */
+		cache-line-size = <20>;		/* 32 bytes */
+		cache-size = <40000>;		/* L2, 256K */
+		interrupt-parent = <&UIC2>;
+		interrupts = <17 1>;
+	};
+
 	plb {
 		compatible = "ibm,plb-440gx", "ibm,plb4";
 		#address-cells = <2>;