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8250_pci: add support for National Instruments legacy 8420 RS232 boards

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Signed-off-by: Will Page <will.page@ni.com>
Signed-off-by: Shawn Bohrer <shawn.bohrer@ni.com>
Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Will Page 2009-04-06 17:32:15 +01:00 committed by Linus Torvalds
parent 46a0fac943
commit 04bf7e745b
2 changed files with 230 additions and 0 deletions
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218
drivers/serial/8250_pci.c
View File

@ -306,6 +306,33 @@ static void __devexit pci_plx9050_exit(struct pci_dev *dev)
}
}
#define NI8420_INT_ENABLE_REG 0x38
#define NI8420_INT_ENABLE_BIT 0x2000
static void __devexit pci_ni8420_exit(struct pci_dev *dev)
{
void __iomem *p;
unsigned long base, len;
unsigned int bar = 0;
if ((pci_resource_flags(dev, bar) & IORESOURCE_MEM) == 0) {
moan_device("no memory in bar", dev);
return;
}
base = pci_resource_start(dev, bar);
len = pci_resource_len(dev, bar);
p = ioremap_nocache(base, len);
if (p == NULL)
return;
/* Disable the CPU Interrupt */
writel(readl(p + NI8420_INT_ENABLE_REG) & ~(NI8420_INT_ENABLE_BIT),
p + NI8420_INT_ENABLE_REG);
iounmap(p);
}
/* MITE registers */
#define MITE_IOWBSR1 0xc4
#define MITE_IOWCR1 0xf4
@ -627,6 +654,31 @@ static int pci_xircom_init(struct pci_dev *dev)
return 0;
}
static int pci_ni8420_init(struct pci_dev *dev)
{
void __iomem *p;
unsigned long base, len;
unsigned int bar = 0;
if ((pci_resource_flags(dev, bar) & IORESOURCE_MEM) == 0) {
moan_device("no memory in bar", dev);
return 0;
}
base = pci_resource_start(dev, bar);
len = pci_resource_len(dev, bar);
p = ioremap_nocache(base, len);
if (p == NULL)
return -ENOMEM;
/* Enable CPU Interrupt */
writel(readl(p + NI8420_INT_ENABLE_REG) | NI8420_INT_ENABLE_BIT,
p + NI8420_INT_ENABLE_REG);
iounmap(p);
return 0;
}
#define MITE_IOWBSR1_WSIZE 0xa
#define MITE_IOWBSR1_WIN_OFFSET 0x800
#define MITE_IOWBSR1_WENAB (1 << 7)
@ -1021,6 +1073,114 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
/*
* National Instruments
*/
{
.vendor = PCI_VENDOR_ID_NI,
.device = PCI_DEVICE_ID_NI_PCI23216,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.init = pci_ni8420_init,
.setup = pci_default_setup,
.exit = __devexit_p(pci_ni8420_exit),
},
{
.vendor = PCI_VENDOR_ID_NI,
.device = PCI_DEVICE_ID_NI_PCI2328,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.init = pci_ni8420_init,
.setup = pci_default_setup,
.exit = __devexit_p(pci_ni8420_exit),
},
{
.vendor = PCI_VENDOR_ID_NI,
.device = PCI_DEVICE_ID_NI_PCI2324,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.init = pci_ni8420_init,
.setup = pci_default_setup,
.exit = __devexit_p(pci_ni8420_exit),
},
{
.vendor = PCI_VENDOR_ID_NI,
.device = PCI_DEVICE_ID_NI_PCI2322,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.init = pci_ni8420_init,
.setup = pci_default_setup,
.exit = __devexit_p(pci_ni8420_exit),
},
{
.vendor = PCI_VENDOR_ID_NI,
.device = PCI_DEVICE_ID_NI_PCI2324I,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.init = pci_ni8420_init,
.setup = pci_default_setup,
.exit = __devexit_p(pci_ni8420_exit),
},
{
.vendor = PCI_VENDOR_ID_NI,
.device = PCI_DEVICE_ID_NI_PCI2322I,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.init = pci_ni8420_init,
.setup = pci_default_setup,
.exit = __devexit_p(pci_ni8420_exit),
},
{
.vendor = PCI_VENDOR_ID_NI,
.device = PCI_DEVICE_ID_NI_PXI8420_23216,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.init = pci_ni8420_init,
.setup = pci_default_setup,
.exit = __devexit_p(pci_ni8420_exit),
},
{
.vendor = PCI_VENDOR_ID_NI,
.device = PCI_DEVICE_ID_NI_PXI8420_2328,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.init = pci_ni8420_init,
.setup = pci_default_setup,
.exit = __devexit_p(pci_ni8420_exit),
},
{
.vendor = PCI_VENDOR_ID_NI,
.device = PCI_DEVICE_ID_NI_PXI8420_2324,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.init = pci_ni8420_init,
.setup = pci_default_setup,
.exit = __devexit_p(pci_ni8420_exit),
},
{
.vendor = PCI_VENDOR_ID_NI,
.device = PCI_DEVICE_ID_NI_PXI8420_2322,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.init = pci_ni8420_init,
.setup = pci_default_setup,
.exit = __devexit_p(pci_ni8420_exit),
},
{
.vendor = PCI_VENDOR_ID_NI,
.device = PCI_DEVICE_ID_NI_PXI8422_2324,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.init = pci_ni8420_init,
.setup = pci_default_setup,
.exit = __devexit_p(pci_ni8420_exit),
},
{
.vendor = PCI_VENDOR_ID_NI,
.device = PCI_DEVICE_ID_NI_PXI8422_2322,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.init = pci_ni8420_init,
.setup = pci_default_setup,
.exit = __devexit_p(pci_ni8420_exit),
},
{
.vendor = PCI_VENDOR_ID_NI,
.device = PCI_ANY_ID,
@ -1334,6 +1494,7 @@ enum pci_board_num_t {
pbn_b1_2_115200,
pbn_b1_4_115200,
pbn_b1_8_115200,
pbn_b1_16_115200,
pbn_b1_1_921600,
pbn_b1_2_921600,
@ -1343,6 +1504,9 @@ enum pci_board_num_t {
pbn_b1_2_1250000,
pbn_b1_bt_1_115200,
pbn_b1_bt_2_115200,
pbn_b1_bt_4_115200,
pbn_b1_bt_2_921600,
pbn_b1_1_1382400,
@ -1609,6 +1773,12 @@ static struct pciserial_board pci_boards[] __devinitdata = {
.base_baud = 115200,
.uart_offset = 8,
},
[pbn_b1_16_115200] = {
.flags = FL_BASE1,
.num_ports = 16,
.base_baud = 115200,
.uart_offset = 8,
},
[pbn_b1_1_921600] = {
.flags = FL_BASE1,
@ -1647,6 +1817,18 @@ static struct pciserial_board pci_boards[] __devinitdata = {
.base_baud = 115200,
.uart_offset = 8,
},
[pbn_b1_bt_2_115200] = {
.flags = FL_BASE1|FL_BASE_BARS,
.num_ports = 2,
.base_baud = 115200,
.uart_offset = 8,
},
[pbn_b1_bt_4_115200] = {
.flags = FL_BASE1|FL_BASE_BARS,
.num_ports = 4,
.base_baud = 115200,
.uart_offset = 8,
},
[pbn_b1_bt_2_921600] = {
.flags = FL_BASE1|FL_BASE_BARS,
@ -3207,6 +3389,42 @@ static struct pci_device_id serial_pci_tbl[] = {
/*
* National Instruments
*/
{ PCI_VENDOR_ID_NI, PCI_DEVICE_ID_NI_PCI23216,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b1_16_115200 },
{ PCI_VENDOR_ID_NI, PCI_DEVICE_ID_NI_PCI2328,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b1_8_115200 },
{ PCI_VENDOR_ID_NI, PCI_DEVICE_ID_NI_PCI2324,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b1_bt_4_115200 },
{ PCI_VENDOR_ID_NI, PCI_DEVICE_ID_NI_PCI2322,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b1_bt_2_115200 },
{ PCI_VENDOR_ID_NI, PCI_DEVICE_ID_NI_PCI2324I,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b1_bt_4_115200 },
{ PCI_VENDOR_ID_NI, PCI_DEVICE_ID_NI_PCI2322I,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b1_bt_2_115200 },
{ PCI_VENDOR_ID_NI, PCI_DEVICE_ID_NI_PXI8420_23216,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b1_16_115200 },
{ PCI_VENDOR_ID_NI, PCI_DEVICE_ID_NI_PXI8420_2328,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b1_8_115200 },
{ PCI_VENDOR_ID_NI, PCI_DEVICE_ID_NI_PXI8420_2324,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b1_bt_4_115200 },
{ PCI_VENDOR_ID_NI, PCI_DEVICE_ID_NI_PXI8420_2322,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b1_bt_2_115200 },
{ PCI_VENDOR_ID_NI, PCI_DEVICE_ID_NI_PXI8422_2324,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b1_bt_4_115200 },
{ PCI_VENDOR_ID_NI, PCI_DEVICE_ID_NI_PXI8422_2322,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b1_bt_2_115200 },
{ PCI_VENDOR_ID_NI, PCI_DEVICE_ID_NI_PXI8430_2322,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_ni8430_2 },

12
include/linux/pci_ids.h
View File

@ -945,6 +945,18 @@
#define PCI_DEVICE_ID_SUN_CASSINI 0xabba
#define PCI_VENDOR_ID_NI 0x1093
#define PCI_DEVICE_ID_NI_PCI2322 0xd130
#define PCI_DEVICE_ID_NI_PCI2324 0xd140
#define PCI_DEVICE_ID_NI_PCI2328 0xd150
#define PCI_DEVICE_ID_NI_PXI8422_2322 0xd190
#define PCI_DEVICE_ID_NI_PXI8422_2324 0xd1a0
#define PCI_DEVICE_ID_NI_PXI8420_2322 0xd1d0
#define PCI_DEVICE_ID_NI_PXI8420_2324 0xd1e0
#define PCI_DEVICE_ID_NI_PXI8420_2328 0xd1f0
#define PCI_DEVICE_ID_NI_PXI8420_23216 0xd1f1
#define PCI_DEVICE_ID_NI_PCI2322I 0xd250
#define PCI_DEVICE_ID_NI_PCI2324I 0xd270
#define PCI_DEVICE_ID_NI_PCI23216 0xd2b0
#define PCI_DEVICE_ID_NI_PXI8430_2322 0x7080
#define PCI_DEVICE_ID_NI_PCI8430_2322 0x70db
#define PCI_DEVICE_ID_NI_PXI8430_2324 0x70dd