powerpc/44x: Add reset-type to katmai.dts

Katmai needs "reset-type" = "chip reset" (2) to correctly reboot the
board.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
diff --git a/arch/powerpc/boot/dts/katmai.dts b/arch/powerpc/boot/dts/katmai.dts
index 8cf2c0c..7c3be5e 100644
--- a/arch/powerpc/boot/dts/katmai.dts
+++ b/arch/powerpc/boot/dts/katmai.dts
@@ -44,6 +44,7 @@
 			d-cache-size = <32768>;
 			dcr-controller;
 			dcr-access-method = "native";
+			reset-type = <2>;	/* Use chip-reset */
 		};
 	};