Add const qualifier to parameter addr of writes##bwlq.
Signed-off-by: Arnaud Giersch <arnaud.giersch@free.fr>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
 
 #define __BUILD_MEMORY_STRING(bwlq, type)                              \
                                                                        \
-static inline void writes##bwlq(volatile void __iomem *mem, void *addr,        \
-                               unsigned int count)                     \
+static inline void writes##bwlq(volatile void __iomem *mem,            \
+                               const void *addr, unsigned int count)   \
 {                                                                      \
-       volatile type *__addr = addr;                                   \
+       const volatile type *__addr = addr;                             \
                                                                        \
        while (count--) {                                               \
                mem_write##bwlq(*__addr, mem);                          \