[U-Boot] [PATCH v2 05/44] Allow iotrace byte access to use an address of any size

[Simon Glass]

If an address is used with readb() and writeb() which is smaller than the
expected size (e.g. 32-bit value on a machine with 64-bit addresses), a
warning results. Fix this by adding a cast.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

Changes in v2:
- Tweak the cast

 include/iotrace.h | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/include/iotrace.h b/include/iotrace.h
index 9bd1f16..e4ceb61 100644
--- a/include/iotrace.h
+++ b/include/iotrace.h
@@ -31,10 +31,11 @@
 #define writew(val, addr)	iotrace_writew(val, (const void *)(addr))
 
 #undef readb
-#define readb(addr)	iotrace_readb((const void *)(addr))
+#define readb(addr)	iotrace_readb((const void *)(uintptr_t)addr)
 
 #undef writeb
-#define writeb(val, addr)	iotrace_writeb(val, (const void *)(addr))
+#define writeb(val, addr) \
+	iotrace_writeb(val, (const void *)(uintptr_t)addr)
 
 #endif
 
-- 
2.8.0.rc3.226.g39d4020