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Diffstat (limited to 'sys')
-rw-r--r--sys/include/sys/mmio.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/include/sys/mmio.h b/sys/include/sys/mmio.h
index 3d012a5..69d8fd2 100644
--- a/sys/include/sys/mmio.h
+++ b/sys/include/sys/mmio.h
@@ -53,7 +53,7 @@
*/
#define _MMIO_WRITE_TYPE(TYPE, SUFFIX) \
static inline void \
- mmio_write##SUFFIX(void *addr, TYPE val) \
+ mmio_write##SUFFIX(volatile void *addr, TYPE val) \
{ \
uintptr_t tmp; \
\
@@ -72,7 +72,7 @@
*/
#define _MMIO_READ_TYPE(TYPE, SUFFIX) \
static inline TYPE \
- mmio_read##SUFFIX(void *addr) \
+ mmio_read##SUFFIX(volatile void *addr) \
{ \
uintptr_t tmp; \
\