[U-Boot] [PATCH 1/6] GRETH: removed unneccesary register write and one clean up.
Daniel Hellstrom
daniel at gaisler.com
Wed Oct 27 10:23:32 CEST 2010
Signed-off-by: Daniel Hellstrom <daniel at gaisler.com>
---
drivers/net/greth.c | 4 +---
1 files changed, 1 insertions(+), 3 deletions(-)
diff --git a/drivers/net/greth.c b/drivers/net/greth.c
index 79bc4d9..4f1973c 100644
--- a/drivers/net/greth.c
+++ b/drivers/net/greth.c
@@ -45,7 +45,7 @@
/* ByPass Cache when reading regs */
#define GRETH_REGLOAD(addr) SPARC_NOCACHE_READ(addr)
/* Write-through cache ==> no bypassing needed on writes */
-#define GRETH_REGSAVE(addr,data) (*(unsigned int *)(addr) = (data))
+#define GRETH_REGSAVE(addr,data) (*(volatile unsigned int *)(addr) = (data))
#define GRETH_REGORIN(addr,data) GRETH_REGSAVE(addr,GRETH_REGLOAD(addr)|data)
#define GRETH_REGANDIN(addr,data) GRETH_REGSAVE(addr,GRETH_REGLOAD(addr)&data)
@@ -146,8 +146,6 @@ int greth_init(struct eth_device *dev, bd_t * bis)
printf("greth_init\n");
#endif
- GRETH_REGSAVE(®s->control, 0);
-
if (!greth->rxbd_base) {
/* allocate descriptors */
--
1.5.4
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