diff options
| -rw-r--r-- | drivers/tty/serial/8250/8250_pci.c | 163 | ||||
| -rw-r--r-- | include/linux/pci_ids.h | 2 |
2 files changed, 165 insertions, 0 deletions
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c index 089fd43e378..a795bd971ea 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 */ diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 0199a7a76fc..0f8447376dd 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -2326,6 +2326,8 @@ #define PCI_VENDOR_ID_TOPSPIN 0x1867 +#define PCI_VENDOR_ID_COMMTECH 0x18f7 + #define PCI_VENDOR_ID_SILAN 0x1904 #define PCI_VENDOR_ID_RENESAS 0x1912 |