diff --git a/drivers/char/tpm/tpm_atmel.h b/drivers/char/tpm/tpm_atmel.h
index ba37e77e8af3..7ac3f69dcf0f 100644
--- a/drivers/char/tpm/tpm_atmel.h
+++ b/drivers/char/tpm/tpm_atmel.h
@@ -26,7 +26,7 @@ struct tpm_atmel_priv {
 
 #ifdef CONFIG_PPC64
 
-#include <asm/prom.h>
+#include <linux/of.h>
 
 #define atmel_getb(priv, offset) readb(priv->iobase + offset)
 #define atmel_putb(val, priv, offset) writeb(val, priv->iobase + offset)