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serial: 8250_pci: remove exar code 

Remove the Exar specific codes from 8250_pci and blacklist those chips
so that the new Exar serial driver binds to the devices.

Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Sudip Mukherjee <sudip.mukherjee@codethink.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sudip Mukherjee 2017-01-30 22:28:22 +00:00 committed by Greg Kroah-Hartman
parent d0aeaa83f0
commit 5d1a2388ed
2 changed files with 4 additions and 333 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

336
drivers/tty/serial/8250/8250_pci.c
View File

@ -1610,9 +1610,6 @@ static int pci_eg20t_init(struct pci_dev *dev)
#endif
}
#define PCI_DEVICE_ID_EXAR_XR17V4358 0x4358
#define PCI_DEVICE_ID_EXAR_XR17V8358 0x8358
#define UART_EXAR_MPIOINT_7_0 0x8f /* MPIOINT[7:0] */
#define UART_EXAR_MPIOLVL_7_0 0x90 /* MPIOLVL[7:0] */
#define UART_EXAR_MPIO3T_7_0 0x91 /* MPIO3T[7:0] */
@ -1625,71 +1622,6 @@ static int pci_eg20t_init(struct pci_dev *dev)
#define UART_EXAR_MPIOINV_15_8 0x98 /* MPIOINV[15:8] */
#define UART_EXAR_MPIOSEL_15_8 0x99 /* MPIOSEL[15:8] */
#define UART_EXAR_MPIOOD_15_8 0x9a /* MPIOOD[15:8] */
static int
pci_xr17c154_setup(struct serial_private *priv,
const struct pciserial_board *board,
struct uart_8250_port *port, int idx)
{
port->port.flags |= UPF_EXAR_EFR;
return pci_default_setup(priv, board, port, idx);
}
static inline int
xr17v35x_has_slave(struct serial_private *priv)
{
const int dev_id = priv->dev->device;
return ((dev_id == PCI_DEVICE_ID_EXAR_XR17V4358) ||
(dev_id == PCI_DEVICE_ID_EXAR_XR17V8358));
}
static int
pci_xr17v35x_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 the uart clock for the devices on expansion slot to
* half the clock speed of the main chip (which is 125MHz)
*/
if (xr17v35x_has_slave(priv) && idx >= 8)
port->port.uartclk = (7812500 * 16 / 2);
/*
* Setup Multipurpose Input/Output pins.
*/
if (idx == 0) {
writeb(0x00, p + UART_EXAR_MPIOINT_7_0);
writeb(0x00, p + UART_EXAR_MPIOLVL_7_0);
writeb(0x00, p + UART_EXAR_MPIO3T_7_0);
writeb(0x00, p + UART_EXAR_MPIOINV_7_0);
writeb(0x00, p + UART_EXAR_MPIOSEL_7_0);
writeb(0x00, p + UART_EXAR_MPIOOD_7_0);
writeb(0x00, p + UART_EXAR_MPIOINT_15_8);
writeb(0x00, p + UART_EXAR_MPIOLVL_15_8);
writeb(0x00, p + UART_EXAR_MPIO3T_15_8);
writeb(0x00, p + UART_EXAR_MPIOINV_15_8);
writeb(0x00, p + UART_EXAR_MPIOSEL_15_8);
writeb(0x00, p + UART_EXAR_MPIOOD_15_8);
}
writeb(0x00, p + UART_EXAR_8XMODE);
writeb(UART_FCTR_EXAR_TRGD, p + UART_EXAR_FCTR);
writeb(128, p + UART_EXAR_TXTRG);
writeb(128, p + UART_EXAR_RXTRG);
iounmap(p);
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
@ -1814,9 +1746,6 @@ pci_wch_ch38x_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_4224PCIE 0x0020
#define PCI_DEVICE_ID_COMMTECH_4228PCIE 0x0021
#define PCI_DEVICE_ID_COMMTECH_4222PCIE 0x0022
#define PCI_DEVICE_ID_BROADCOM_TRUMANAGE 0x160a
#define PCI_DEVICE_ID_AMCC_ADDIDATA_APCI7800 0x818e
@ -2277,65 +2206,6 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
.init = pci_timedia_init,
.setup = pci_timedia_setup,
},
/*
* Exar cards
*/
{
.vendor = PCI_VENDOR_ID_EXAR,
.device = PCI_DEVICE_ID_EXAR_XR17C152,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.setup = pci_xr17c154_setup,
},
{
.vendor = PCI_VENDOR_ID_EXAR,
.device = PCI_DEVICE_ID_EXAR_XR17C154,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.setup = pci_xr17c154_setup,
},
{
.vendor = PCI_VENDOR_ID_EXAR,
.device = PCI_DEVICE_ID_EXAR_XR17C158,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.setup = pci_xr17c154_setup,
},
{
.vendor = PCI_VENDOR_ID_EXAR,
.device = PCI_DEVICE_ID_EXAR_XR17V352,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.setup = pci_xr17v35x_setup,
},
{
.vendor = PCI_VENDOR_ID_EXAR,
.device = PCI_DEVICE_ID_EXAR_XR17V354,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.setup = pci_xr17v35x_setup,
},
{
.vendor = PCI_VENDOR_ID_EXAR,
.device = PCI_DEVICE_ID_EXAR_XR17V358,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.setup = pci_xr17v35x_setup,
},
{
.vendor = PCI_VENDOR_ID_EXAR,
.device = PCI_DEVICE_ID_EXAR_XR17V4358,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.setup = pci_xr17v35x_setup,
},
{
.vendor = PCI_VENDOR_ID_EXAR,
.device = PCI_DEVICE_ID_EXAR_XR17V8358,
.subvendor = PCI_ANY_ID,
.subdevice = PCI_ANY_ID,
.setup = pci_xr17v35x_setup,
},
/*
* Xircom cards
*/
@ -2592,27 +2462,6 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
.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,
},
/*
* Broadcom TruManage (NetXtreme)
*/
@ -2825,15 +2674,6 @@ enum pci_board_num_t {
pbn_computone_6,
pbn_computone_8,
pbn_sbsxrsio,
pbn_exar_XR17C152,
pbn_exar_XR17C154,
pbn_exar_XR17C158,
pbn_exar_XR17V352,
pbn_exar_XR17V354,
pbn_exar_XR17V358,
pbn_exar_XR17V4358,
pbn_exar_XR17V8358,
pbn_exar_ibm_saturn,
pbn_pasemi_1682M,
pbn_ni8430_2,
pbn_ni8430_4,
@ -3473,76 +3313,6 @@ static struct pciserial_board pci_boards[] = {
.uart_offset = 256,
.reg_shift = 4,
},
/*
* Exar Corp. XR17C15[248] Dual/Quad/Octal UART
* Only basic 16550A support.
* XR17C15[24] are not tested, but they should work.
*/
[pbn_exar_XR17C152] = {
.flags = FL_BASE0,
.num_ports = 2,
.base_baud = 921600,
.uart_offset = 0x200,
},
[pbn_exar_XR17C154] = {
.flags = FL_BASE0,
.num_ports = 4,
.base_baud = 921600,
.uart_offset = 0x200,
},
[pbn_exar_XR17C158] = {
.flags = FL_BASE0,
.num_ports = 8,
.base_baud = 921600,
.uart_offset = 0x200,
},
[pbn_exar_XR17V352] = {
.flags = FL_BASE0,
.num_ports = 2,
.base_baud = 7812500,
.uart_offset = 0x400,
.reg_shift = 0,
.first_offset = 0,
},
[pbn_exar_XR17V354] = {
.flags = FL_BASE0,
.num_ports = 4,
.base_baud = 7812500,
.uart_offset = 0x400,
.reg_shift = 0,
.first_offset = 0,
},
[pbn_exar_XR17V358] = {
.flags = FL_BASE0,
.num_ports = 8,
.base_baud = 7812500,
.uart_offset = 0x400,
.reg_shift = 0,
.first_offset = 0,
},
[pbn_exar_XR17V4358] = {
.flags = FL_BASE0,
.num_ports = 12,
.base_baud = 7812500,
.uart_offset = 0x400,
.reg_shift = 0,
.first_offset = 0,
},
[pbn_exar_XR17V8358] = {
.flags = FL_BASE0,
.num_ports = 16,
.base_baud = 7812500,
.uart_offset = 0x400,
.reg_shift = 0,
.first_offset = 0,
},
[pbn_exar_ibm_saturn] = {
.flags = FL_BASE0,
.num_ports = 1,
.base_baud = 921600,
.uart_offset = 0x200,
},
/*
* PA Semi PWRficient PA6T-1682M on-chip UART
*/
@ -3739,6 +3509,9 @@ static const struct pci_device_id blacklist[] = {
{ PCI_VDEVICE(INTEL, 0x228c), },
{ PCI_VDEVICE(INTEL, 0x9ce3), },
{ PCI_VDEVICE(INTEL, 0x9ce4), },
/* Exar devices */
{ PCI_VDEVICE(EXAR, PCI_ANY_ID), },
};
/*
@ -4164,58 +3937,6 @@ static struct pci_device_id serial_pci_tbl[] = {
PCI_VENDOR_ID_AFAVLAB,
PCI_SUBDEVICE_ID_AFAVLAB_P061, 0, 0,
pbn_b0_4_1152000 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C152,
PCI_SUBVENDOR_ID_CONNECT_TECH,
PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_2_232, 0, 0,
pbn_b0_2_1843200_200 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C154,
PCI_SUBVENDOR_ID_CONNECT_TECH,
PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_4_232, 0, 0,
pbn_b0_4_1843200_200 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C158,
PCI_SUBVENDOR_ID_CONNECT_TECH,
PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_8_232, 0, 0,
pbn_b0_8_1843200_200 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C152,
PCI_SUBVENDOR_ID_CONNECT_TECH,
PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_1_1, 0, 0,
pbn_b0_2_1843200_200 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C154,
PCI_SUBVENDOR_ID_CONNECT_TECH,
PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_2_2, 0, 0,
pbn_b0_4_1843200_200 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C158,
PCI_SUBVENDOR_ID_CONNECT_TECH,
PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_4_4, 0, 0,
pbn_b0_8_1843200_200 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C152,
PCI_SUBVENDOR_ID_CONNECT_TECH,
PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_2, 0, 0,
pbn_b0_2_1843200_200 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C154,
PCI_SUBVENDOR_ID_CONNECT_TECH,
PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_4, 0, 0,
pbn_b0_4_1843200_200 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C158,
PCI_SUBVENDOR_ID_CONNECT_TECH,
PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_8, 0, 0,
pbn_b0_8_1843200_200 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C152,
PCI_SUBVENDOR_ID_CONNECT_TECH,
PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_2_485, 0, 0,
pbn_b0_2_1843200_200 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C154,
PCI_SUBVENDOR_ID_CONNECT_TECH,
PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_4_485, 0, 0,
pbn_b0_4_1843200_200 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C158,
PCI_SUBVENDOR_ID_CONNECT_TECH,
PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_8_485, 0, 0,
pbn_b0_8_1843200_200 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C152,
PCI_VENDOR_ID_IBM, PCI_SUBDEVICE_ID_IBM_SATURN_SERIAL_ONE_PORT,
0, 0, pbn_exar_ibm_saturn },
{ PCI_VENDOR_ID_SEALEVEL, PCI_DEVICE_ID_SEALEVEL_U530,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b2_bt_1_115200 },
@ -4943,45 +4664,6 @@ static struct pci_device_id serial_pci_tbl[] = {
{ PCI_VENDOR_ID_DCI, PCI_DEVICE_ID_DCI_PCCOM8,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_b3_8_115200 },
/*
* Exar Corp. XR17C15[248] Dual/Quad/Octal UART
*/
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C152,
PCI_ANY_ID, PCI_ANY_ID,
0,
0, pbn_exar_XR17C152 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C154,
PCI_ANY_ID, PCI_ANY_ID,
0,
0, pbn_exar_XR17C154 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C158,
PCI_ANY_ID, PCI_ANY_ID,
0,
0, pbn_exar_XR17C158 },
/*
* Exar Corp. XR17V[48]35[248] Dual/Quad/Octal/Hexa PCIe UARTs
*/
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17V352,
PCI_ANY_ID, PCI_ANY_ID,
0,
0, pbn_exar_XR17V352 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17V354,
PCI_ANY_ID, PCI_ANY_ID,
0,
0, pbn_exar_XR17V354 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17V358,
PCI_ANY_ID, PCI_ANY_ID,
0,
0, pbn_exar_XR17V358 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17V4358,
PCI_ANY_ID, PCI_ANY_ID,
0,
0, pbn_exar_XR17V4358 },
{ PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17V8358,
PCI_ANY_ID, PCI_ANY_ID,
0,
0, pbn_exar_XR17V8358 },
/*
* Pericom PI7C9X795[1248] Uno/Dual/Quad/Octal UART
*/
@ -5576,18 +5258,6 @@ static struct pci_device_id serial_pci_tbl[] = {
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 },
/* Fintek PCI serial cards */
{ PCI_DEVICE(0x1c29, 0x1104), .driver_data = pbn_fintek_4 },

1
drivers/tty/serial/8250/Kconfig
View File

@ -130,6 +130,7 @@ config SERIAL_8250_PCI
config SERIAL_8250_EXAR
tristate "8250/16550 PCI device support"
depends on SERIAL_8250_PCI
default SERIAL_8250
config SERIAL_8250_HP300
tristate