This is a note to let you know that I've just added the patch titled
serial: 8250: Fix initialisation of Quatech cards with the AMCC PCI
to my tty git tree which can be found at
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git
in the tty-next branch.
The patch will show up in the next release of the linux-next tree
(usually sometime within the next 24 hours during the week.)
The patch will also be merged in the next major kernel release
during the merge window.
If you have any questions about this process, please let me know.
>From 9c5320f8d7d9a2cf623e65d50e1113f34d9b9eb1 Mon Sep 17 00:00:00 2001
From: Jonathan Woithe <jwoithe@xxxxxxxxxx>
Date: Mon, 9 Dec 2013 16:33:08 +1030
Subject: serial: 8250: Fix initialisation of Quatech cards with the AMCC PCI
chip
Fix the initialisation of older Quatech serial cards which are fitted with
the AMCC PCI Matchmaker interface chip.
Signed-off-by: Jonathan Woithe (jwoithe@xxxxxxxxxx)
Cc: stable <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/tty/serial/8250/8250_pci.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index 4697a514b80a..6063d1512429 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -1259,10 +1259,10 @@ static int pci_quatech_init(struct pci_dev *dev)
unsigned long base = pci_resource_start(dev, 0);
if (base) {
u32 tmp;
- outl(inl(base + 0x38), base + 0x38);
+ outl(inl(base + 0x38) | 0x00002000, base + 0x38);
tmp = inl(base + 0x3c);
outl(tmp | 0x01000000, base + 0x3c);
- outl(tmp, base + 0x3c);
+ outl(tmp &= ~0x01000000, base + 0x3c);
}
}
return 0;
--
1.8.5.1.163.gd7aced9
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