unicore32: remove ioremap_cached

No users of ioremap_cached are left, remove it.
Signed-off-by: Christoph Hellwig <hch@lst.de>

arch/unicore32/include/asm/io.h

@@ -18,10 +18,9 @@
 #include <asm-generic/io.h>
 
 /*
- * __uc32_ioremap and __uc32_ioremap_cached takes CPU physical address.
+ * __uc32_ioremap takes CPU physical address.
  */
 extern void __iomem *__uc32_ioremap(unsigned long, size_t);
-extern void __iomem *__uc32_ioremap_cached(unsigned long, size_t);
 extern void __uc32_iounmap(volatile void __iomem *addr);
 
 /*
@@ -32,7 +31,6 @@ extern void __uc32_iounmap(volatile void __iomem *addr);
  *
  */
 #define ioremap(cookie, size)		__uc32_ioremap(cookie, size)
-#define ioremap_cached(cookie, size)	__uc32_ioremap_cached(cookie, size)
 #define ioremap_nocache(cookie, size)	__uc32_ioremap(cookie, size)
 #define iounmap(cookie)			__uc32_iounmap(cookie)
 

arch/unicore32/mm/ioremap.c

@@ -220,14 +220,6 @@ __uc32_ioremap(unsigned long phys_addr, size_t size)
 }
 EXPORT_SYMBOL(__uc32_ioremap);
 
-void __iomem *
-__uc32_ioremap_cached(unsigned long phys_addr, size_t size)
-{
-	return __uc32_ioremap_caller(phys_addr, size, MT_DEVICE_CACHED,
-			__builtin_return_address(0));
-}
-EXPORT_SYMBOL(__uc32_ioremap_cached);
-
 void __uc32_iounmap(volatile void __iomem *io_addr)
 {
 	void *addr = (void *)(PAGE_MASK & (unsigned long)io_addr);