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| author | Mike Frysinger <vapier@gentoo.org> | 2008-02-24 23:52:35 -0500 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2008-03-25 22:32:25 +0100 |
| commit | 8a30b4700942f37495d2e67f5998cdffb6e3ba8a (patch) | |
| tree | e9bcf73d86a3d20e0d7e81cb9f2e2d265b9af7a3 /drivers/net/smc91111.h | |
| parent | 77ff7b7444ceb8022b46114f3d0b6d18e2fd1138 (diff) | |
| download | olio-uboot-2014.01-8a30b4700942f37495d2e67f5998cdffb6e3ba8a.tar.xz olio-uboot-2014.01-8a30b4700942f37495d2e67f5998cdffb6e3ba8a.zip | |
smc91111: use SSYNC() rather than asm(ssync) for Blackfin
Since the "ssync" instruction may have hardware anomalies associated with
it, have the smc91111 driver use the SSYNC macro rather than invoking it
directly. We workaround all the anomalies via this macro.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'drivers/net/smc91111.h')
| -rw-r--r-- | drivers/net/smc91111.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/smc91111.h b/drivers/net/smc91111.h index d03cbc320..8dcbb3e2a 100644 --- a/drivers/net/smc91111.h +++ b/drivers/net/smc91111.h @@ -186,7 +186,7 @@ typedef unsigned long int dword; #ifdef CONFIG_ADNPESC1 #define SMC_inw(r) (*((volatile word *)(SMC_BASE_ADDRESS+((r)<<1)))) #elif CONFIG_BLACKFIN -#define SMC_inw(r) ({ word __v = (*((volatile word *)(SMC_BASE_ADDRESS+(r)))); asm("ssync;"); __v;}) +#define SMC_inw(r) ({ word __v = (*((volatile word *)(SMC_BASE_ADDRESS+(r)))); SSYNC(); __v;}) #else #define SMC_inw(r) (*((volatile word *)(SMC_BASE_ADDRESS+(r)))) #endif @@ -195,7 +195,7 @@ typedef unsigned long int dword; #ifdef CONFIG_ADNPESC1 #define SMC_outw(d,r) (*((volatile word *)(SMC_BASE_ADDRESS+((r)<<1))) = d) #elif CONFIG_BLACKFIN -#define SMC_outw(d,r) {(*((volatile word *)(SMC_BASE_ADDRESS+(r))) = d);asm("ssync;");} +#define SMC_outw(d,r) {(*((volatile word *)(SMC_BASE_ADDRESS+(r))) = d); SSYNC();} #else #define SMC_outw(d,r) (*((volatile word *)(SMC_BASE_ADDRESS+(r))) = d) #endif |