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Message-ID: <20081021124849.5113.26613.stgit@localhost.localdomain>
Date: Tue, 21 Oct 2008 13:48:58 +0100
From: Alan Cox <alan@...rguk.ukuu.org.uk>
To: linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org
Subject: [PATCH 1/2] 8250: Oxford Semiconductor Devices
From: Lee Howard <lee.howard@...npine.com>
Add support for the OxSemi 'Tornado' devices.
Orginal from Lee Howard
Reformatted and reworked a bit by Alan Cox
Signed-off-by: Lee Howard <lee.howard@...npine.com>
Signed-off-by: Alan Cox <alan@...hat.com>
---
drivers/parport/parport_pc.c | 20 ++++
drivers/serial/8250_pci.c | 211 ++++++++++++++++++++++++++++++++++++++++++
include/linux/pci_ids.h | 8 ++
3 files changed, 238 insertions(+), 1 deletions(-)
diff --git a/drivers/parport/parport_pc.c b/drivers/parport/parport_pc.c
index 8a846ad..96f3bdf 100644
--- a/drivers/parport/parport_pc.c
+++ b/drivers/parport/parport_pc.c
@@ -2791,6 +2791,7 @@ enum parport_pc_pci_cards {
oxsemi_952,
oxsemi_954,
oxsemi_840,
+ oxsemi_pcie_pport,
aks_0100,
mobility_pp,
netmos_9705,
@@ -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 */
@@ -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,
@@ -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 },
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index c014ffb..43c990a 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -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,
@@ -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,
@@ -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,
@@ -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.
@@ -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)
{
@@ -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;
/*
@@ -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@...oo.com
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index e5d344b..369f442 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -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
--
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