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ar71xx: flush mii register writes

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17695 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg
2009-09-23 17:44:08 +00:00
parent 2047aafc66
commit c09228f083
2 changed files with 8 additions and 2 deletions
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8
target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx_mdio.c
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@@ -21,7 +21,13 @@ struct ag71xx_mdio *ag71xx_mdio_bus;
static inline void ag71xx_mdio_wr(struct ag71xx_mdio *am, unsigned reg,
u32 value)
{
__raw_writel(value, am->mdio_base + reg);
void __iomem *r;
r = am->mdio_base + reg;
__raw_writel(value, r);
/* flush write */
(void) __raw_readl(r);
}
static inline u32 ag71xx_mdio_rr(struct ag71xx_mdio *am, unsigned reg)