[U-Boot] [PATCH V2] dm: ppc: Fixup cpu.c warning in mpc8xx

Marek Vasut marex at denx.de
Sat Jul 28 00:57:12 CEST 2012


cpu.c: In function ‘check_CPU’:
cpu.c:256:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]

Signed-off-by: Marek Vasut <marex at denx.de>
Cc: Wolfgang Denk <wd at denx.de>
---
 arch/powerpc/cpu/mpc8xx/cpu.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

NOTE: This patch is likely to break something, it is only compile tested.
NOTE2: Something is seriously wrong with my damned locale again :-/

diff --git a/arch/powerpc/cpu/mpc8xx/cpu.c b/arch/powerpc/cpu/mpc8xx/cpu.c
index 5cbf9a6..b3fcfe5 100644
--- a/arch/powerpc/cpu/mpc8xx/cpu.c
+++ b/arch/powerpc/cpu/mpc8xx/cpu.c
@@ -41,6 +41,7 @@
 #include <netdev.h>
 #include <asm/cache.h>
 #include <linux/compiler.h>
+#include <asm/io.h>
 
 #if defined(CONFIG_OF_LIBFDT)
 #include <libfdt.h>
@@ -253,7 +254,7 @@ static int check_CPU (long clock, uint pvr, uint immr)
 	if ((pvr >> 16) != 0x0050)
 		return -1;
 
-	k = (immr << 16) | *((ushort *) & immap->im_cpm.cp_dparam[0xB0]);
+	k = (immr << 16) | in_be16((ushort *)&immap->im_cpm.cp_dparam[0xB0]);
 	m = 0;
 
 	switch (k) {
-- 
1.7.10.4



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