powerpc: include <linux/platform_device.h> in pegasos_eth.c

Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/powerpc/platforms/chrp/pegasos_eth.c b/arch/powerpc/platforms/chrp/pegasos_eth.c
index a905230..29c8678 100644
--- a/arch/powerpc/platforms/chrp/pegasos_eth.c
+++ b/arch/powerpc/platforms/chrp/pegasos_eth.c
@@ -14,6 +14,7 @@
 #include <linux/init.h>
 #include <linux/ioport.h>
 #include <linux/device.h>
+#include <linux/platform_device.h>
 #include <linux/mv643xx.h>
 #include <linux/pci.h>