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8250: Oxford Semiconductor Devices
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Add support for the OxSemi 'Tornado' devices.

Reformatted and reworked a bit by Alan Cox

Signed-off-by: Lee Howard <lee.howard@mainpine.com>
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Lee Howard authored and Linus Torvalds committed Oct 23, 2008
1 parent cb4bca3 commit 7106b4e
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Showing 3 changed files with 238 additions and 1 deletion.
20 changes: 19 additions & 1 deletion drivers/parport/parport_pc.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2791,6 +2791,7 @@ enum parport_pc_pci_cards {
oxsemi_952,
oxsemi_954,
oxsemi_840,
oxsemi_pcie_pport,
aks_0100,
mobility_pp,
netmos_9705,
Expand Down Expand Up @@ -2868,6 +2869,7 @@ static struct parport_pc_pci {
/* oxsemi_952 */ { 1, { { 0, 1 }, } },
/* oxsemi_954 */ { 1, { { 0, -1 }, } },
/* oxsemi_840 */ { 1, { { 0, 1 }, } },
/* oxsemi_pcie_pport */ { 1, { { 0, 1 }, } },
/* aks_0100 */ { 1, { { 0, -1 }, } },
/* mobility_pp */ { 1, { { 0, 1 }, } },
/* netmos_9705 */ { 1, { { 0, -1 }, } }, /* untested */
Expand Down Expand Up @@ -2928,7 +2930,6 @@ static const struct pci_device_id parport_pc_pci_tbl[] = {
{ 0x1409, 0x7268, 0x1409, 0x0103, 0, 0, timedia_4008a },
{ 0x1409, 0x7268, 0x1409, 0x0104, 0, 0, timedia_4018 },
{ 0x1409, 0x7268, 0x1409, 0x9018, 0, 0, timedia_9018a },
{ 0x14f2, 0x0121, PCI_ANY_ID, PCI_ANY_ID, 0, 0, mobility_pp },
{ PCI_VENDOR_ID_SYBA, PCI_DEVICE_ID_SYBA_2P_EPP,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, syba_2p_epp },
{ PCI_VENDOR_ID_SYBA, PCI_DEVICE_ID_SYBA_1P_ECP,
Expand All @@ -2946,8 +2947,25 @@ static const struct pci_device_id parport_pc_pci_tbl[] = {
PCI_ANY_ID, PCI_ANY_ID, 0, 0, oxsemi_954 },
{ PCI_VENDOR_ID_OXSEMI, PCI_DEVICE_ID_OXSEMI_12PCI840,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, oxsemi_840 },
{ PCI_VENDOR_ID_OXSEMI, PCI_DEVICE_ID_OXSEMI_PCIe840,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, oxsemi_pcie_pport },
{ PCI_VENDOR_ID_OXSEMI, PCI_DEVICE_ID_OXSEMI_PCIe840_G,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, oxsemi_pcie_pport },
{ PCI_VENDOR_ID_OXSEMI, PCI_DEVICE_ID_OXSEMI_PCIe952_0,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, oxsemi_pcie_pport },
{ PCI_VENDOR_ID_OXSEMI, PCI_DEVICE_ID_OXSEMI_PCIe952_0_G,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, oxsemi_pcie_pport },
{ PCI_VENDOR_ID_OXSEMI, PCI_DEVICE_ID_OXSEMI_PCIe952_1,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, oxsemi_pcie_pport },
{ PCI_VENDOR_ID_OXSEMI, PCI_DEVICE_ID_OXSEMI_PCIe952_1_G,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, oxsemi_pcie_pport },
{ PCI_VENDOR_ID_OXSEMI, PCI_DEVICE_ID_OXSEMI_PCIe952_1_U,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, oxsemi_pcie_pport },
{ PCI_VENDOR_ID_OXSEMI, PCI_DEVICE_ID_OXSEMI_PCIe952_1_GU,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, oxsemi_pcie_pport },
{ PCI_VENDOR_ID_AKS, PCI_DEVICE_ID_AKS_ALADDINCARD,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, aks_0100 },
{ 0x14f2, 0x0121, PCI_ANY_ID, PCI_ANY_ID, 0, 0, mobility_pp },
/* NetMos communication controllers */
{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9705,
PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9705 },
Expand Down
211 changes: 211 additions & 0 deletions drivers/serial/8250_pci.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -1100,6 +1100,8 @@ enum pci_board_num_t {
pbn_b0_4_1843200_200,
pbn_b0_8_1843200_200,

pbn_b0_1_4000000,

pbn_b0_bt_1_115200,
pbn_b0_bt_2_115200,
pbn_b0_bt_8_115200,
Expand Down Expand Up @@ -1167,6 +1169,10 @@ enum pci_board_num_t {
pbn_exsys_4055,
pbn_plx_romulus,
pbn_oxsemi,
pbn_oxsemi_1_4000000,
pbn_oxsemi_2_4000000,
pbn_oxsemi_4_4000000,
pbn_oxsemi_8_4000000,
pbn_intel_i960,
pbn_sgi_ioc3,
pbn_computone_4,
Expand Down Expand Up @@ -1290,6 +1296,12 @@ static struct pciserial_board pci_boards[] __devinitdata = {
.base_baud = 1843200,
.uart_offset = 0x200,
},
[pbn_b0_1_4000000] = {
.flags = FL_BASE0,
.num_ports = 1,
.base_baud = 4000000,
.uart_offset = 8,
},

[pbn_b0_bt_1_115200] = {
.flags = FL_BASE0|FL_BASE_BARS,
Expand Down Expand Up @@ -1625,6 +1637,35 @@ static struct pciserial_board pci_boards[] __devinitdata = {
.base_baud = 115200,
.uart_offset = 8,
},
[pbn_oxsemi_1_4000000] = {
.flags = FL_BASE0,
.num_ports = 1,
.base_baud = 4000000,
.uart_offset = 0x200,
.first_offset = 0x1000,
},
[pbn_oxsemi_2_4000000] = {
.flags = FL_BASE0,
.num_ports = 2,
.base_baud = 4000000,
.uart_offset = 0x200,
.first_offset = 0x1000,
},
[pbn_oxsemi_4_4000000] = {
.flags = FL_BASE0,
.num_ports = 4,
.base_baud = 4000000,
.uart_offset = 0x200,
.first_offset = 0x1000,
},
[pbn_oxsemi_8_4000000] = {
.flags = FL_BASE0,
.num_ports = 8,
.base_baud = 4000000,
.uart_offset = 0x200,
.first_offset = 0x1000,
},


/*
* EKF addition for i960 Boards form EKF with serial port.
Expand Down Expand Up @@ -1813,6 +1854,34 @@ serial_pci_matches(struct pciserial_board *board,
board->first_offset == guessed->first_offset;
}

/*
* Oxford Semiconductor Inc.
* Check that device is part of the Tornado range of devices, then determine
* the number of ports available on the device.
*/
static int pci_oxsemi_tornado_init(struct pci_dev *dev, struct pciserial_board *board)
{
u8 __iomem *p;
unsigned long deviceID;
unsigned int number_uarts;

p = pci_iomap(dev, 0, 5);
if (p == NULL)
return -ENOMEM;

deviceID = ioread32(p);
/* Tornado device */
if (deviceID == 0x07000200) {
number_uarts = ioread8(p + 4);
board->num_ports = number_uarts;
printk(KERN_DEBUG
"%d ports detected on Oxford PCI Express device\n",
number_uarts);
}
pci_iounmap(dev, p);
return 0;
}

struct serial_private *
pciserial_init_ports(struct pci_dev *dev, struct pciserial_board *board)
{
Expand All @@ -1821,6 +1890,12 @@ pciserial_init_ports(struct pci_dev *dev, struct pciserial_board *board)
struct pci_serial_quirk *quirk;
int rc, nr_ports, i;

/*
* Find number of ports on board
*/
if (dev->vendor == PCI_VENDOR_ID_OXSEMI)
pci_oxsemi_tornado_init(dev, board);

nr_ports = board->num_ports;

/*
Expand Down Expand Up @@ -2300,6 +2375,142 @@ static struct pci_device_id serial_pci_tbl[] = {
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b0_bt_2_921600 },

/*
* Oxford Semiconductor Inc. Tornado PCI express device range.
*/
{ PCI_VENDOR_ID_OXSEMI, 0xc101, /* OXPCIe952 1 Legacy UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b0_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc105, /* OXPCIe952 1 Legacy UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b0_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc11b, /* OXPCIe952 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc11f, /* OXPCIe952 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc120, /* OXPCIe952 1 Legacy UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b0_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc124, /* OXPCIe952 1 Legacy UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b0_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc138, /* OXPCIe952 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc13d, /* OXPCIe952 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc140, /* OXPCIe952 1 Legacy UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b0_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc141, /* OXPCIe952 1 Legacy UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b0_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc144, /* OXPCIe952 1 Legacy UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b0_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc145, /* OXPCIe952 1 Legacy UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b0_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc158, /* OXPCIe952 2 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_2_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc15d, /* OXPCIe952 2 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_2_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc208, /* OXPCIe954 4 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_4_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc20d, /* OXPCIe954 4 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_4_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc308, /* OXPCIe958 8 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_8_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc30d, /* OXPCIe958 8 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_8_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc40b, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc40f, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc41b, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc41f, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc42b, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc42f, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc43b, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc43f, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc44b, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc44f, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc45b, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc45f, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc46b, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc46f, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc47b, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc47f, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc48b, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc48f, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc49b, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc49f, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc4ab, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc4af, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc4bb, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc4bf, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc4cb, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },
{ PCI_VENDOR_ID_OXSEMI, 0xc4cf, /* OXPCIe200 1 Native UART */
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_oxsemi_1_4000000 },

/*
* SBS Technologies, Inc. P-Octal and PMC-OCTPRO cards,
* from skokodyn@yahoo.com
Expand Down
8 changes: 8 additions & 0 deletions include/linux/pci_ids.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -1944,6 +1944,14 @@

#define PCI_VENDOR_ID_OXSEMI 0x1415
#define PCI_DEVICE_ID_OXSEMI_12PCI840 0x8403
#define PCI_DEVICE_ID_OXSEMI_PCIe840 0xC000
#define PCI_DEVICE_ID_OXSEMI_PCIe840_G 0xC004
#define PCI_DEVICE_ID_OXSEMI_PCIe952_0 0xC100
#define PCI_DEVICE_ID_OXSEMI_PCIe952_0_G 0xC104
#define PCI_DEVICE_ID_OXSEMI_PCIe952_1 0xC110
#define PCI_DEVICE_ID_OXSEMI_PCIe952_1_G 0xC114
#define PCI_DEVICE_ID_OXSEMI_PCIe952_1_U 0xC118
#define PCI_DEVICE_ID_OXSEMI_PCIe952_1_GU 0xC11C
#define PCI_DEVICE_ID_OXSEMI_16PCI954 0x9501
#define PCI_DEVICE_ID_OXSEMI_16PCI95N 0x9511
#define PCI_DEVICE_ID_OXSEMI_16PCI954PP 0x9513
Expand Down

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