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8250_pci: improve code comments and Kconfig help 

The recent regression about NetMos 9835 Multi-I/O boards indicates
that comment pointing to the parport_serial driver could be helpful.

Signed-off-by: Stefan Seyfried <seife+kernel@b1-systems.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Stefan Seyfried 2013-07-01 09:14:21 +02:00 committed by Greg Kroah-Hartman
parent 003236d9ac
commit 972ce08578
2 changed files with 8 additions and 0 deletions
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6
drivers/tty/serial/8250/8250_pci.c
View File

@ -4797,6 +4797,12 @@ static struct pci_device_id serial_pci_tbl[] = {
PCI_VENDOR_ID_IBM, 0x0299, PCI_VENDOR_ID_IBM, 0x0299,
0, 0, pbn_b0_bt_2_115200 }, 0, 0, pbn_b0_bt_2_115200 },
/*
* other NetMos 9835 devices are most likely handled by the
* parport_serial driver, check drivers/parport/parport_serial.c
* before adding them here.
*/
{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9901, { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9901,
0xA000, 0x1000, 0xA000, 0x1000,
0, 0, pbn_b0_1_115200 }, 0, 0, pbn_b0_1_115200 },

2
drivers/tty/serial/8250/Kconfig
View File

@ -116,6 +116,8 @@ config SERIAL_8250_PCI
This builds standard PCI serial support. You may be able to This builds standard PCI serial support. You may be able to
disable this feature if you only need legacy serial support. disable this feature if you only need legacy serial support.
Saves about 9K. Saves about 9K.
Note that serial ports on NetMos 9835 Multi-I/O cards are handled
by the parport_serial driver, enabled with CONFIG_PARPORT_SERIAL.
config SERIAL_8250_HP300 config SERIAL_8250_HP300
tristate tristate