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authorMatt Schulte <matts@commtech-fastcom.com>2012-11-21 10:35:15 -0600
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-11-21 16:31:17 -0800
commit14faa8cce88e18ed4daf5c3643f0faa4198863f9 (patch)
tree6b18a1fdca0176cb2f6a2bcc27e0c1b39c2941ea /drivers/tty
parent30fa96a34694d93bf76311944c9521bbcdd4e58e (diff)
downloadlinux-14faa8cce88e18ed4daf5c3643f0faa4198863f9.tar.bz2
tty/8250 Add support for Commtech's Fastcom Async-335 and Fastcom Async-PCIe cards
Add support for Commtech's Fastcom Async-335 and Fastcom Async-PCIe cards Signed-off-by: Matt Schulte <matts@commtech-fastcom.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
-rw-r--r--drivers/tty/serial/8250/8250_pci.c163
1 files changed, 163 insertions, 0 deletions
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index 089fd43e3784..a795bd971eaa 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -1201,6 +1201,55 @@ pci_xr17v35x_setup(struct serial_private *priv,
return pci_default_setup(priv, board, port, idx);
}
+#define PCI_DEVICE_ID_COMMTECH_4222PCI335 0x0004
+#define PCI_DEVICE_ID_COMMTECH_4224PCI335 0x0002
+#define PCI_DEVICE_ID_COMMTECH_2324PCI335 0x000a
+#define PCI_DEVICE_ID_COMMTECH_2328PCI335 0x000b
+
+static int
+pci_fastcom335_setup(struct serial_private *priv,
+ const struct pciserial_board *board,
+ struct uart_8250_port *port, int idx)
+{
+ u8 __iomem *p;
+
+ p = pci_ioremap_bar(priv->dev, 0);
+ if (p == NULL)
+ return -ENOMEM;
+
+ port->port.flags |= UPF_EXAR_EFR;
+
+ /*
+ * Setup Multipurpose Input/Output pins.
+ */
+ if (idx == 0) {
+ switch (priv->dev->device) {
+ case PCI_DEVICE_ID_COMMTECH_4222PCI335:
+ case PCI_DEVICE_ID_COMMTECH_4224PCI335:
+ writeb(0x78, p + 0x90); /* MPIOLVL[7:0] */
+ writeb(0x00, p + 0x92); /* MPIOINV[7:0] */
+ writeb(0x00, p + 0x93); /* MPIOSEL[7:0] */
+ break;
+ case PCI_DEVICE_ID_COMMTECH_2324PCI335:
+ case PCI_DEVICE_ID_COMMTECH_2328PCI335:
+ writeb(0x00, p + 0x90); /* MPIOLVL[7:0] */
+ writeb(0xc0, p + 0x92); /* MPIOINV[7:0] */
+ writeb(0xc0, p + 0x93); /* MPIOSEL[7:0] */
+ break;
+ }
+ writeb(0x00, p + 0x8f); /* MPIOINT[7:0] */
+ writeb(0x00, p + 0x91); /* MPIO3T[7:0] */
+ writeb(0x00, p + 0x94); /* MPIOOD[7:0] */
+ }
+ writeb(0x00, p + UART_EXAR_8XMODE);
+ writeb(UART_FCTR_EXAR_TRGD, p + UART_EXAR_FCTR);
+ writeb(32, p + UART_EXAR_TXTRG);
+ writeb(32, p + UART_EXAR_RXTRG);
+ iounmap(p);
+
+ return pci_default_setup(priv, board, port, idx);
+}
+
static int
pci_wch_ch353_setup(struct serial_private *priv,
const struct pciserial_board *board,
@@ -1250,6 +1299,10 @@ pci_wch_ch353_setup(struct serial_private *priv,
#define PCI_VENDOR_ID_AGESTAR 0x5372
#define PCI_DEVICE_ID_AGESTAR_9375 0x6872
#define PCI_VENDOR_ID_ASIX 0x9710
+#define PCI_DEVICE_ID_COMMTECH_4222PCIE 0x0019
+#define PCI_DEVICE_ID_COMMTECH_4224PCIE 0x0020
+#define PCI_DEVICE_ID_COMMTECH_4228PCIE 0x0021
+
/* Unknown vendors/cards - this should not be in linux/pci_ids.h */
#define PCI_SUBDEVICE_ID_UNKNOWN_0x1584 0x1584
@@ -1846,6 +1899,59 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
.setup = pci_asix_setup,
},
/*
+ * Commtech, Inc. Fastcom adapters
+ *
+ */
+ {
+ .vendor = PCI_VENDOR_ID_COMMTECH,
+ .device = PCI_DEVICE_ID_COMMTECH_4222PCI335,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .setup = pci_fastcom335_setup,
+ },
+ {
+ .vendor = PCI_VENDOR_ID_COMMTECH,
+ .device = PCI_DEVICE_ID_COMMTECH_4224PCI335,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .setup = pci_fastcom335_setup,
+ },
+ {
+ .vendor = PCI_VENDOR_ID_COMMTECH,
+ .device = PCI_DEVICE_ID_COMMTECH_2324PCI335,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .setup = pci_fastcom335_setup,
+ },
+ {
+ .vendor = PCI_VENDOR_ID_COMMTECH,
+ .device = PCI_DEVICE_ID_COMMTECH_2328PCI335,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .setup = pci_fastcom335_setup,
+ },
+ {
+ .vendor = PCI_VENDOR_ID_COMMTECH,
+ .device = PCI_DEVICE_ID_COMMTECH_4222PCIE,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .setup = pci_xr17v35x_setup,
+ },
+ {
+ .vendor = PCI_VENDOR_ID_COMMTECH,
+ .device = PCI_DEVICE_ID_COMMTECH_4224PCIE,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .setup = pci_xr17v35x_setup,
+ },
+ {
+ .vendor = PCI_VENDOR_ID_COMMTECH,
+ .device = PCI_DEVICE_ID_COMMTECH_4228PCIE,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .setup = pci_xr17v35x_setup,
+ },
+ /*
* Default "match everything" terminator entry
*/
{
@@ -1921,6 +2027,10 @@ enum pci_board_num_t {
pbn_b0_4_1152000,
+ pbn_b0_2_1152000_200,
+ pbn_b0_4_1152000_200,
+ pbn_b0_8_1152000_200,
+
pbn_b0_2_1843200,
pbn_b0_4_1843200,
@@ -2118,6 +2228,27 @@ static struct pciserial_board pci_boards[] = {
.uart_offset = 8,
},
+ [pbn_b0_2_1152000_200] = {
+ .flags = FL_BASE0,
+ .num_ports = 2,
+ .base_baud = 1152000,
+ .uart_offset = 0x200,
+ },
+
+ [pbn_b0_4_1152000_200] = {
+ .flags = FL_BASE0,
+ .num_ports = 4,
+ .base_baud = 1152000,
+ .uart_offset = 0x200,
+ },
+
+ [pbn_b0_8_1152000_200] = {
+ .flags = FL_BASE0,
+ .num_ports = 2,
+ .base_baud = 1152000,
+ .uart_offset = 0x200,
+ },
+
[pbn_b0_2_1843200] = {
.flags = FL_BASE0,
.num_ports = 2,
@@ -4357,6 +4488,38 @@ static struct pci_device_id serial_pci_tbl[] = {
0, 0, pbn_b0_bt_2_115200 },
/*
+ * Commtech, Inc. Fastcom adapters
+ */
+ { PCI_VENDOR_ID_COMMTECH, PCI_DEVICE_ID_COMMTECH_4222PCI335,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0,
+ 0, pbn_b0_2_1152000_200 },
+ { PCI_VENDOR_ID_COMMTECH, PCI_DEVICE_ID_COMMTECH_4224PCI335,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0,
+ 0, pbn_b0_4_1152000_200 },
+ { PCI_VENDOR_ID_COMMTECH, PCI_DEVICE_ID_COMMTECH_2324PCI335,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0,
+ 0, pbn_b0_4_1152000_200 },
+ { PCI_VENDOR_ID_COMMTECH, PCI_DEVICE_ID_COMMTECH_2328PCI335,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0,
+ 0, pbn_b0_8_1152000_200 },
+ { PCI_VENDOR_ID_COMMTECH, PCI_DEVICE_ID_COMMTECH_4222PCIE,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0,
+ 0, pbn_exar_XR17V352 },
+ { PCI_VENDOR_ID_COMMTECH, PCI_DEVICE_ID_COMMTECH_4224PCIE,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0,
+ 0, pbn_exar_XR17V354 },
+ { PCI_VENDOR_ID_COMMTECH, PCI_DEVICE_ID_COMMTECH_4228PCIE,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0,
+ 0, pbn_exar_XR17V358 },
+
+ /*
* These entries match devices with class COMMUNICATION_SERIAL,
* COMMUNICATION_MODEM or COMMUNICATION_MULTISERIAL
*/