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ftgmac100: Increase reset timeout 

We had reports of 50us not being sufficient to reset the MAC,
thus hitting the "Hardware reset failed" error bringing the
interface up on some AST2400 based machines.

This bumps the timeout to 200us.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Benjamin Herrenschmidt 2017-07-24 16:59:01 +10:00 committed by David S. Miller
parent 69ec932e36
commit c7472ec4a0
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/faraday/ftgmac100.c
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@ -125,7 +125,7 @@ static int ftgmac100_reset_mac(struct ftgmac100 *priv, u32 maccr)
iowrite32(maccr, priv->base + FTGMAC100_OFFSET_MACCR);
iowrite32(maccr | FTGMAC100_MACCR_SW_RST,
priv->base + FTGMAC100_OFFSET_MACCR);
for (i = 0; i < 50; i++) {
for (i = 0; i < 200; i++) {
unsigned int maccr;
maccr = ioread32(priv->base + FTGMAC100_OFFSET_MACCR);