diff options
| author | Ezequiel Garcia <ezequiel.garcia@free-electrons.com> | 2014-05-24 15:24:51 -0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-05-28 12:30:48 -0700 |
| commit | feb5814254094c306429fe6d7b9c534fa0250f4c (patch) | |
| tree | 038641e4554a574f315bdc5edb70e1d358d8279b | |
| parent | c67f866dbb9b36593d0f6af177e99047ecebf95a (diff) | |
parport: Add support for the WCH353 1S/1P multi-IO card
This Multi-IO card has one serial 16550-like and one parallel port connector.
Here's the lspci output, after this commit is applied:
03:07.0 Serial controller: Device 4348:5053 (rev 10) (prog-if 02 [16550])
Subsystem: Device 4348:5053
Control: I/O+ Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Interrupt: pin A routed to IRQ 21
Region 0: I/O ports at cf00 [size=8]
Region 1: I/O ports at ce00 [size=8]
Kernel driver in use: parport_serial
Kernel modules: 8250_pci, parport_serial
This commit adds an entry with the device ID to the blacklist declared in
8250_pci to prevent the driver from taking ownership. Also, and as was done
for the 2S/1P variant, add a quirk to skip autodetection and set the correct
type to 16550A clone.
Proper entries are added to parport_serial, to support the device parallel
and serial ports.
Cc: Gianluca Anzolin <gianluca@sottospazio.it>
Cc: Alan Cox <alan@linux.intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/parport/parport_serial.c | 9 | ||||
| -rw-r--r-- | drivers/tty/serial/8250/8250_pci.c | 10 |
2 files changed, 19 insertions, 0 deletions
diff --git a/drivers/parport/parport_serial.c b/drivers/parport/parport_serial.c index ff53314100f6..ee932004724f 100644 --- a/drivers/parport/parport_serial.c +++ b/drivers/parport/parport_serial.c @@ -62,6 +62,7 @@ enum parport_pc_pci_cards { timedia_9079a, timedia_9079b, timedia_9079c, + wch_ch353_1s1p, wch_ch353_2s1p, sunix_2s1p, }; @@ -148,6 +149,7 @@ static struct parport_pc_pci cards[] = { /* timedia_9079a */ { 1, { { 2, 3 }, } }, /* timedia_9079b */ { 1, { { 2, 3 }, } }, /* timedia_9079c */ { 1, { { 2, 3 }, } }, + /* wch_ch353_1s1p*/ { 1, { { 1, -1}, } }, /* wch_ch353_2s1p*/ { 1, { { 2, -1}, } }, /* sunix_2s1p */ { 1, { { 3, -1 }, } }, }; @@ -253,6 +255,7 @@ static struct pci_device_id parport_serial_pci_tbl[] = { { 0x1409, 0x7168, 0x1409, 0xd079, 0, 0, timedia_9079c }, /* WCH CARDS */ + { 0x4348, 0x5053, PCI_ANY_ID, PCI_ANY_ID, 0, 0, wch_ch353_1s1p}, { 0x4348, 0x7053, 0x4348, 0x3253, 0, 0, wch_ch353_2s1p}, /* @@ -479,6 +482,12 @@ static struct pciserial_board pci_parport_serial_boards[] = { .base_baud = 921600, .uart_offset = 8, }, + [wch_ch353_1s1p] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, [wch_ch353_2s1p] = { .flags = FL_BASE0|FL_BASE_BARS, .num_ports = 2, diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c index b14bcba96c25..f35a85f56627 100644 --- a/drivers/tty/serial/8250/8250_pci.c +++ b/drivers/tty/serial/8250/8250_pci.c @@ -1778,6 +1778,7 @@ pci_wch_ch353_setup(struct serial_private *priv, #define PCI_DEVICE_ID_WCH_CH352_2S 0x3253 #define PCI_DEVICE_ID_WCH_CH353_4S 0x3453 #define PCI_DEVICE_ID_WCH_CH353_2S1PF 0x5046 +#define PCI_DEVICE_ID_WCH_CH353_1S1P 0x5053 #define PCI_DEVICE_ID_WCH_CH353_2S1P 0x7053 #define PCI_VENDOR_ID_AGESTAR 0x5372 #define PCI_DEVICE_ID_AGESTAR_9375 0x6872 @@ -2410,6 +2411,14 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = { .subdevice = PCI_ANY_ID, .setup = pci_omegapci_setup, }, + /* WCH CH353 1S1P card (16550 clone) */ + { + .vendor = PCI_VENDOR_ID_WCH, + .device = PCI_DEVICE_ID_WCH_CH353_1S1P, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .setup = pci_wch_ch353_setup, + }, /* WCH CH353 2S1P card (16550 clone) */ { .vendor = PCI_VENDOR_ID_WCH, @@ -3526,6 +3535,7 @@ static const struct pci_device_id blacklist[] = { /* multi-io cards handled by parport_serial */ { PCI_DEVICE(0x4348, 0x7053), }, /* WCH CH353 2S1P */ + { PCI_DEVICE(0x4348, 0x5053), }, /* WCH CH353 1S1P */ }; /* |