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| author | Rafał Miłecki <zajec5@gmail.com> | 2015-05-13 07:36:38 +0200 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2015-05-20 16:36:06 +0300 |
| commit | c411ead995b46f361b92116fd042ae83866044a1 (patch) | |
| tree | 3d108e1bdb8774034a9aa1674f7e136df94233a6 /drivers/ssb/driver_pcicore.c | |
| parent | f673821864899153142365aca888435815ac93f0 (diff) | |
| download | talos-obmc-linux-c411ead995b46f361b92116fd042ae83866044a1.tar.gz talos-obmc-linux-c411ead995b46f361b92116fd042ae83866044a1.zip | |
ssb: extend fix for PCI related silent reboots to all chipsets
Recent fix for BCM4704 reboots has to be extended as the same problem
affects Linksys WRT350N v1 (BCM4705).
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Reported-by: Daniel Gimpelevich <daniel@gimpelevich.san-francisco.ca.us>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/ssb/driver_pcicore.c')
| -rw-r--r-- | drivers/ssb/driver_pcicore.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/ssb/driver_pcicore.c b/drivers/ssb/driver_pcicore.c index 15a7ee3859dd..5fe1c22e289b 100644 --- a/drivers/ssb/driver_pcicore.c +++ b/drivers/ssb/driver_pcicore.c @@ -359,12 +359,13 @@ static void ssb_pcicore_init_hostmode(struct ssb_pcicore *pc) /* * Accessing PCI config without a proper delay after devices reset (not - * GPIO reset) was causing reboots on WRT300N v1.0. + * GPIO reset) was causing reboots on WRT300N v1.0 (BCM4704). * Tested delay 850 us lowered reboot chance to 50-80%, 1000 us fixed it * completely. Flushing all writes was also tested but with no luck. + * The same problem was reported for WRT350N v1 (BCM4705), so we just + * sleep here unconditionally. */ - if (pc->dev->bus->chip_id == 0x4704) - usleep_range(1000, 2000); + usleep_range(1000, 2000); /* Enable PCI bridge BAR0 prefetch and burst */ val = PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; |
