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smbus_delay() performs its own inb(0x80). We can use the generic

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udelay() instead which does the same, and achieve better abstraction.

Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Acked-by: Ronald G. Minnich <rminnich@gmail.com>


git-svn-id: svn://coreboot.org/repository/coreboot-v3@799 f3766cd6-281f-0410-b1cd-43a5c92072e9
This commit is contained in:
Carl-Daniel Hailfinger 2008-08-22 10:56:36 +00:00
parent 755b36f42e
commit 358403335f
2 changed files with 2 additions and 3 deletions
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2
southbridge/amd/cs5536/smbus_initram.c
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@ -69,7 +69,7 @@ static void smbus_init(void)
*/ */
static void smbus_delay(void) static void smbus_delay(void)
{ {
/* inb(0x80); */ /* udelay(1); */
} }
/** /**

3
southbridge/nvidia/mcp55/mcp55_smbus.h
View file

@ -39,8 +39,7 @@
static inline void smbus_delay(void) static inline void smbus_delay(void)
{ {
/* let's hope this is not optimized out */ udelay(1);
(void) inb(0x80);
} }
int do_smbus_recv_byte(u16 smbus_io_base, u8 device); int do_smbus_recv_byte(u16 smbus_io_base, u8 device);