diff options
| author | Alexey Brodkin <Alexey.Brodkin@synopsys.com> | 2015-01-13 17:10:24 +0300 |
|---|---|---|
| committer | Joe Hershberger <joe.hershberger@ni.com> | 2015-01-30 15:55:00 -0600 |
| commit | 875143f32428b8317a2b890b34a1eeb31cbf8a53 (patch) | |
| tree | 13b69cdea9de9f38c19cc0ae1f69d44cf0bbca5e /drivers | |
| parent | b7a5b0843812b7bd4a225951ce11e7d14398395c (diff) | |
net/designware: add error message on DMA reset timeout
If for some reason DMA module fails to reset user oserves only this:
--->---
# dhcp
Trying dwmac.e0018000
FAIL
--->---
This message makes not much sense.
With proposed change error message will be more helpful:
--->---
# dhcp
Trying dwmac.e0018000
DMA reset timeout
FAIL
--->---
For example user may do power toggle to recover board functionality.
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Cc: Chin Liang See <clsee@altera.com>
Cc: Dinh Nguyen <dinguyen@altera.com>
Cc: Albert Aribaud <albert.u.boot@aribaud.net>
Cc: Tom Rini <trini@ti.com>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Pavel Machek <pavel@denx.de>
Cc: Joe Hershberger <joe.hershberger@gmail.com>
Cc: Ian Campbell <ijc@hellion.org.uk>
Cc: Marek Vasut <marex@denx.de>
Reviewed-by: Tom Rini <trini@ti.com>
Acked-by: Pavel Machek <pavel@denx.de>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/designware.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/designware.c b/drivers/net/designware.c index 9ded8950b83..c03e935e2fb 100644 --- a/drivers/net/designware.c +++ b/drivers/net/designware.c @@ -236,8 +236,10 @@ static int dw_eth_init(struct eth_device *dev, bd_t *bis) start = get_timer(0); while (readl(&dma_p->busmode) & DMAMAC_SRST) { - if (get_timer(start) >= CONFIG_MACRESET_TIMEOUT) + if (get_timer(start) >= CONFIG_MACRESET_TIMEOUT) { + printf("DMA reset timeout\n"); return -1; + } mdelay(100); }; |