extern void iounmap(volatile void __iomem *addr);
#define ioremap_nocache(off,size) ioremap(off,size)
#define ioremap_wc ioremap_nocache
+#define ioremap_wt ioremap_nocache
+#define ioremap_uc ioremap_nocache
/*
* IO bus memory addresses are also 1:1 with the physical address