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authorBjorn Helgaas <bjorn.helgaas@hp.com>2005-10-24 22:11:57 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2005-10-24 22:11:57 +0100
commitadd7b58e7558dd2894f3c17ca8574099fcba5c15 (patch)
treec9f5b250f8b1df7476d6fb36e311dc0b4bf5c005
parentd5c5d8fe32a4b9b14363c6031061e98e26da59a2 (diff)
[SERIAL] support the Exsys EX-4055 4S four-port card
Tested by Wolfgang Denk with this device: 00:0f.0 Network controller: PLX Technology, Inc. PCI <-> IOBus Bridge (rev 01) Subsystem: Exsys EX-4055 4S(16C550) RS-232 Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Interrupt: pin A routed to IRQ 10 Region 0: Memory at 80100000 (32-bit, non-prefetchable) [size=128] Region 1: I/O ports at 7080 [size=128] Region 2: I/O ports at 7400 [size=32] 00:0f.0 Class 0280: 10b5:9050 (rev 01) Subsystem: d84d:4055 Results with this patch: Serial: 8250/16550 driver $Revision: 1.90 $ 32 ports, IRQ sharing enabled ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A PCI: Found IRQ 10 for device 0000:00:0f.0 ttyS4 at I/O 0x7400 (irq = 10) is a 16550A ttyS5 at I/O 0x7408 (irq = 10) is a 16550A ttyS6 at I/O 0x7410 (irq = 10) is a 16550A ttyS7 at I/O 0x7418 (irq = 10) is a 16550A Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
-rw-r--r--drivers/serial/8250_pci.c25
-rw-r--r--include/linux/pci_ids.h1
2 files changed, 25 insertions, 1 deletions
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index 0e21f583690e..5da61ebbac88 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -226,8 +226,10 @@ static int __devinit pci_plx9050_init(struct pci_dev *dev)
}
irq_config = 0x41;
- if (dev->vendor == PCI_VENDOR_ID_PANACOM)
+ if (dev->vendor == PCI_VENDOR_ID_PANACOM ||
+ dev->subsystem_vendor == PCI_SUBVENDOR_ID_EXSYS) {
irq_config = 0x43;
+ }
if ((dev->vendor == PCI_VENDOR_ID_PLX) &&
(dev->device == PCI_DEVICE_ID_PLX_ROMULUS)) {
/*
@@ -664,6 +666,15 @@ static struct pci_serial_quirk pci_serial_quirks[] = {
{
.vendor = PCI_VENDOR_ID_PLX,
.device = PCI_DEVICE_ID_PLX_9050,
+ .subvendor = PCI_SUBVENDOR_ID_EXSYS,
+ .subdevice = PCI_SUBDEVICE_ID_EXSYS_4055,
+ .init = pci_plx9050_init,
+ .setup = pci_default_setup,
+ .exit = __devexit_p(pci_plx9050_exit),
+ },
+ {
+ .vendor = PCI_VENDOR_ID_PLX,
+ .device = PCI_DEVICE_ID_PLX_9050,
.subvendor = PCI_SUBVENDOR_ID_KEYSPAN,
.subdevice = PCI_SUBDEVICE_ID_KEYSPAN_SX2,
.init = pci_plx9050_init,
@@ -927,6 +938,7 @@ enum pci_board_num_t {
pbn_panacom,
pbn_panacom2,
pbn_panacom4,
+ pbn_exsys_4055,
pbn_plx_romulus,
pbn_oxsemi,
pbn_intel_i960,
@@ -1292,6 +1304,13 @@ static struct pciserial_board pci_boards[] __devinitdata = {
.reg_shift = 7,
},
+ [pbn_exsys_4055] = {
+ .flags = FL_BASE2,
+ .num_ports = 4,
+ .base_baud = 115200,
+ .uart_offset = 8,
+ },
+
/* I think this entry is broken - the first_offset looks wrong --rmk */
[pbn_plx_romulus] = {
.flags = FL_BASE2,
@@ -1853,6 +1872,10 @@ static struct pci_device_id serial_pci_tbl[] = {
PCI_SUBVENDOR_ID_CHASE_PCIRAS,
PCI_SUBDEVICE_ID_CHASE_PCIRAS8, 0, 0,
pbn_b2_8_460800 },
+ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050,
+ PCI_SUBVENDOR_ID_EXSYS,
+ PCI_SUBDEVICE_ID_EXSYS_4055, 0, 0,
+ pbn_exsys_4055 },
/*
* Megawolf Romulus PCI Serial Card, from Mike Hudson
* (Exoray@isys.ca)
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index f74ed9462475..ca0691c319ab 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2696,6 +2696,7 @@
#define PCI_SUBVENDOR_ID_EXSYS 0xd84d
#define PCI_SUBDEVICE_ID_EXSYS_4014 0x4014
+#define PCI_SUBDEVICE_ID_EXSYS_4055 0x4055
#define PCI_VENDOR_ID_TIGERJET 0xe159
#define PCI_DEVICE_ID_TIGERJET_300 0x0001