mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-15 08:36:43 +07:00
serial: 8250_pci: Merge 8250_moxa to 8250_pci
Moxa serial boards only need a special setup function, we can use generic 8250 framework for other parts. So let's merge 8250_moxa to 8250_pci. Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com> Link: https://lore.kernel.org/r/20190816165124.16942-1-kai.heng.feng@canonical.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Kai-Heng Feng
Greg Kroah-Hartman
parent
37ba760b6b
commit
d193db7fb1
@ -1,155 +0,0 @@
|
||||
// SPDX-License-Identifier: GPL-2.0
|
||||
/*
|
||||
* 8250_moxa.c - MOXA Smartio/Industio MUE multiport serial driver.
|
||||
*
|
||||
* Author: Mathieu OTHACEHE <m.othacehe@gmail.com>
|
||||
*/
|
||||
|
||||
#include <linux/module.h>
|
||||
#include <linux/pci.h>
|
||||
|
||||
#include "8250.h"
|
||||
|
||||
#define PCI_DEVICE_ID_MOXA_CP102E 0x1024
|
||||
#define PCI_DEVICE_ID_MOXA_CP102EL 0x1025
|
||||
#define PCI_DEVICE_ID_MOXA_CP104EL_A 0x1045
|
||||
#define PCI_DEVICE_ID_MOXA_CP114EL 0x1144
|
||||
#define PCI_DEVICE_ID_MOXA_CP116E_A_A 0x1160
|
||||
#define PCI_DEVICE_ID_MOXA_CP116E_A_B 0x1161
|
||||
#define PCI_DEVICE_ID_MOXA_CP118EL_A 0x1182
|
||||
#define PCI_DEVICE_ID_MOXA_CP118E_A_I 0x1183
|
||||
#define PCI_DEVICE_ID_MOXA_CP132EL 0x1322
|
||||
#define PCI_DEVICE_ID_MOXA_CP134EL_A 0x1342
|
||||
#define PCI_DEVICE_ID_MOXA_CP138E_A 0x1381
|
||||
#define PCI_DEVICE_ID_MOXA_CP168EL_A 0x1683
|
||||
|
||||
#define MOXA_BASE_BAUD 921600
|
||||
#define MOXA_UART_OFFSET 0x200
|
||||
#define MOXA_BASE_BAR 1
|
||||
|
||||
struct moxa8250_board {
|
||||
unsigned int num_ports;
|
||||
int line[0];
|
||||
};
|
||||
|
||||
enum {
|
||||
moxa8250_2p = 0,
|
||||
moxa8250_4p,
|
||||
moxa8250_8p
|
||||
};
|
||||
|
||||
static struct moxa8250_board moxa8250_boards[] = {
|
||||
[moxa8250_2p] = { .num_ports = 2},
|
||||
[moxa8250_4p] = { .num_ports = 4},
|
||||
[moxa8250_8p] = { .num_ports = 8},
|
||||
};
|
||||
|
||||
static int moxa8250_probe(struct pci_dev *pdev, const struct pci_device_id *id)
|
||||
{
|
||||
struct uart_8250_port uart;
|
||||
struct moxa8250_board *brd;
|
||||
void __iomem *ioaddr;
|
||||
resource_size_t baseaddr;
|
||||
unsigned int i, nr_ports;
|
||||
unsigned int offset;
|
||||
int ret;
|
||||
|
||||
brd = &moxa8250_boards[id->driver_data];
|
||||
nr_ports = brd->num_ports;
|
||||
|
||||
ret = pcim_enable_device(pdev);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
brd = devm_kzalloc(&pdev->dev, sizeof(struct moxa8250_board) +
|
||||
sizeof(unsigned int) * nr_ports, GFP_KERNEL);
|
||||
if (!brd)
|
||||
return -ENOMEM;
|
||||
brd->num_ports = nr_ports;
|
||||
|
||||
memset(&uart, 0, sizeof(struct uart_8250_port));
|
||||
|
||||
uart.port.dev = &pdev->dev;
|
||||
uart.port.irq = pdev->irq;
|
||||
uart.port.uartclk = MOXA_BASE_BAUD * 16;
|
||||
uart.port.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ;
|
||||
|
||||
baseaddr = pci_resource_start(pdev, MOXA_BASE_BAR);
|
||||
ioaddr = pcim_iomap(pdev, MOXA_BASE_BAR, 0);
|
||||
if (!ioaddr)
|
||||
return -ENOMEM;
|
||||
|
||||
for (i = 0; i < nr_ports; i++) {
|
||||
|
||||
/*
|
||||
* MOXA Smartio MUE boards with 4 ports have
|
||||
* a different offset for port #3
|
||||
*/
|
||||
if (nr_ports == 4 && i == 3)
|
||||
offset = 7 * MOXA_UART_OFFSET;
|
||||
else
|
||||
offset = i * MOXA_UART_OFFSET;
|
||||
|
||||
uart.port.iotype = UPIO_MEM;
|
||||
uart.port.iobase = 0;
|
||||
uart.port.mapbase = baseaddr + offset;
|
||||
uart.port.membase = ioaddr + offset;
|
||||
uart.port.regshift = 0;
|
||||
|
||||
dev_dbg(&pdev->dev, "Setup PCI port: port %lx, irq %d, type %d\n",
|
||||
uart.port.iobase, uart.port.irq, uart.port.iotype);
|
||||
|
||||
brd->line[i] = serial8250_register_8250_port(&uart);
|
||||
if (brd->line[i] < 0) {
|
||||
dev_err(&pdev->dev,
|
||||
"Couldn't register serial port %lx, irq %d, type %d, error %d\n",
|
||||
uart.port.iobase, uart.port.irq,
|
||||
uart.port.iotype, brd->line[i]);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
pci_set_drvdata(pdev, brd);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void moxa8250_remove(struct pci_dev *pdev)
|
||||
{
|
||||
struct moxa8250_board *brd = pci_get_drvdata(pdev);
|
||||
unsigned int i;
|
||||
|
||||
for (i = 0; i < brd->num_ports; i++)
|
||||
serial8250_unregister_port(brd->line[i]);
|
||||
}
|
||||
|
||||
#define MOXA_DEVICE(id, data) { PCI_VDEVICE(MOXA, id), (kernel_ulong_t)data }
|
||||
|
||||
static const struct pci_device_id pci_ids[] = {
|
||||
MOXA_DEVICE(PCI_DEVICE_ID_MOXA_CP102E, moxa8250_2p),
|
||||
MOXA_DEVICE(PCI_DEVICE_ID_MOXA_CP102EL, moxa8250_2p),
|
||||
MOXA_DEVICE(PCI_DEVICE_ID_MOXA_CP104EL_A, moxa8250_4p),
|
||||
MOXA_DEVICE(PCI_DEVICE_ID_MOXA_CP114EL, moxa8250_4p),
|
||||
MOXA_DEVICE(PCI_DEVICE_ID_MOXA_CP116E_A_A, moxa8250_8p),
|
||||
MOXA_DEVICE(PCI_DEVICE_ID_MOXA_CP116E_A_B, moxa8250_8p),
|
||||
MOXA_DEVICE(PCI_DEVICE_ID_MOXA_CP118EL_A, moxa8250_8p),
|
||||
MOXA_DEVICE(PCI_DEVICE_ID_MOXA_CP118E_A_I, moxa8250_8p),
|
||||
MOXA_DEVICE(PCI_DEVICE_ID_MOXA_CP132EL, moxa8250_2p),
|
||||
MOXA_DEVICE(PCI_DEVICE_ID_MOXA_CP134EL_A, moxa8250_4p),
|
||||
MOXA_DEVICE(PCI_DEVICE_ID_MOXA_CP138E_A, moxa8250_8p),
|
||||
MOXA_DEVICE(PCI_DEVICE_ID_MOXA_CP168EL_A, moxa8250_8p),
|
||||
{0}
|
||||
};
|
||||
MODULE_DEVICE_TABLE(pci, pci_ids);
|
||||
|
||||
static struct pci_driver moxa8250_pci_driver = {
|
||||
.name = "8250_moxa",
|
||||
.id_table = pci_ids,
|
||||
.probe = moxa8250_probe,
|
||||
.remove = moxa8250_remove,
|
||||
};
|
||||
|
||||
module_pci_driver(moxa8250_pci_driver);
|
||||
|
||||
MODULE_AUTHOR("Mathieu OTHACEHE");
|
||||
MODULE_DESCRIPTION("MOXA SmartIO MUE driver");
|
||||
MODULE_LICENSE("GPL v2");
|
||||
@ -1827,6 +1827,22 @@ pci_sunix_setup(struct serial_private *priv,
|
||||
return setup_port(priv, port, bar, offset, 0);
|
||||
}
|
||||
|
||||
static int
|
||||
pci_moxa_setup(struct serial_private *priv,
|
||||
const struct pciserial_board *board,
|
||||
struct uart_8250_port *port, int idx)
|
||||
{
|
||||
unsigned int bar = FL_GET_BASE(board->flags);
|
||||
int offset;
|
||||
|
||||
if (board->num_ports == 4 && idx == 3)
|
||||
offset = 7 * board->uart_offset;
|
||||
else
|
||||
offset = idx * board->uart_offset;
|
||||
|
||||
return setup_port(priv, port, bar, offset, 0);
|
||||
}
|
||||
|
||||
#define PCI_VENDOR_ID_SBSMODULARIO 0x124B
|
||||
#define PCI_SUBVENDOR_ID_SBSMODULARIO 0x124B
|
||||
#define PCI_DEVICE_ID_OCTPRO 0x0001
|
||||
@ -1931,6 +1947,18 @@ pci_sunix_setup(struct serial_private *priv,
|
||||
#define PCIE_DEVICE_ID_NI_PXIE8431_4858 0x74C4
|
||||
#define PCIE_DEVICE_ID_NI_PXIE8431_48516 0x74C3
|
||||
|
||||
#define PCI_DEVICE_ID_MOXA_CP102E 0x1024
|
||||
#define PCI_DEVICE_ID_MOXA_CP102EL 0x1025
|
||||
#define PCI_DEVICE_ID_MOXA_CP104EL_A 0x1045
|
||||
#define PCI_DEVICE_ID_MOXA_CP114EL 0x1144
|
||||
#define PCI_DEVICE_ID_MOXA_CP116E_A_A 0x1160
|
||||
#define PCI_DEVICE_ID_MOXA_CP116E_A_B 0x1161
|
||||
#define PCI_DEVICE_ID_MOXA_CP118EL_A 0x1182
|
||||
#define PCI_DEVICE_ID_MOXA_CP118E_A_I 0x1183
|
||||
#define PCI_DEVICE_ID_MOXA_CP132EL 0x1322
|
||||
#define PCI_DEVICE_ID_MOXA_CP134EL_A 0x1342
|
||||
#define PCI_DEVICE_ID_MOXA_CP138E_A 0x1381
|
||||
#define PCI_DEVICE_ID_MOXA_CP168EL_A 0x1683
|
||||
|
||||
/* Unknown vendors/cards - this should not be in linux/pci_ids.h */
|
||||
#define PCI_SUBDEVICE_ID_UNKNOWN_0x1584 0x1584
|
||||
@ -2781,6 +2809,16 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
|
||||
.setup = pci_fintek_setup,
|
||||
.init = pci_fintek_init,
|
||||
},
|
||||
/*
|
||||
* MOXA
|
||||
*/
|
||||
{
|
||||
.vendor = PCI_VENDOR_ID_MOXA,
|
||||
.device = PCI_ANY_ID,
|
||||
.subvendor = PCI_ANY_ID,
|
||||
.subdevice = PCI_ANY_ID,
|
||||
.setup = pci_moxa_setup,
|
||||
},
|
||||
|
||||
/*
|
||||
* Default "match everything" terminator entry
|
||||
@ -2987,6 +3025,9 @@ enum pci_board_num_t {
|
||||
pbn_sunix_pci_4s,
|
||||
pbn_sunix_pci_8s,
|
||||
pbn_sunix_pci_16s,
|
||||
pbn_moxa8250_2p,
|
||||
pbn_moxa8250_4p,
|
||||
pbn_moxa8250_8p,
|
||||
};
|
||||
|
||||
/*
|
||||
@ -3798,6 +3839,24 @@ static struct pciserial_board pci_boards[] = {
|
||||
.base_baud = 921600,
|
||||
.uart_offset = 0x8,
|
||||
},
|
||||
[pbn_moxa8250_2p] = {
|
||||
.flags = FL_BASE1,
|
||||
.num_ports = 2,
|
||||
.base_baud = 921600,
|
||||
.uart_offset = 0x200,
|
||||
},
|
||||
[pbn_moxa8250_4p] = {
|
||||
.flags = FL_BASE1,
|
||||
.num_ports = 4,
|
||||
.base_baud = 921600,
|
||||
.uart_offset = 0x200,
|
||||
},
|
||||
[pbn_moxa8250_8p] = {
|
||||
.flags = FL_BASE1,
|
||||
.num_ports = 8,
|
||||
.base_baud = 921600,
|
||||
.uart_offset = 0x200,
|
||||
},
|
||||
};
|
||||
|
||||
static const struct pci_device_id blacklist[] = {
|
||||
@ -3811,20 +3870,6 @@ static const struct pci_device_id blacklist[] = {
|
||||
{ PCI_DEVICE(0x4348, 0x5053), }, /* WCH CH353 1S1P */
|
||||
{ PCI_DEVICE(0x1c00, 0x3250), }, /* WCH CH382 2S1P */
|
||||
|
||||
/* Moxa Smartio MUE boards handled by 8250_moxa */
|
||||
{ PCI_VDEVICE(MOXA, 0x1024), },
|
||||
{ PCI_VDEVICE(MOXA, 0x1025), },
|
||||
{ PCI_VDEVICE(MOXA, 0x1045), },
|
||||
{ PCI_VDEVICE(MOXA, 0x1144), },
|
||||
{ PCI_VDEVICE(MOXA, 0x1160), },
|
||||
{ PCI_VDEVICE(MOXA, 0x1161), },
|
||||
{ PCI_VDEVICE(MOXA, 0x1182), },
|
||||
{ PCI_VDEVICE(MOXA, 0x1183), },
|
||||
{ PCI_VDEVICE(MOXA, 0x1322), },
|
||||
{ PCI_VDEVICE(MOXA, 0x1342), },
|
||||
{ PCI_VDEVICE(MOXA, 0x1381), },
|
||||
{ PCI_VDEVICE(MOXA, 0x1683), },
|
||||
|
||||
/* Intel platforms with MID UART */
|
||||
{ PCI_VDEVICE(INTEL, 0x081b), },
|
||||
{ PCI_VDEVICE(INTEL, 0x081c), },
|
||||
@ -5407,6 +5452,46 @@ static const struct pci_device_id serial_pci_tbl[] = {
|
||||
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
|
||||
pbn_ni8431_4 },
|
||||
|
||||
/*
|
||||
* MOXA
|
||||
*/
|
||||
{ PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_MOXA_CP102E,
|
||||
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
|
||||
pbn_moxa8250_2p },
|
||||
{ PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_MOXA_CP102EL,
|
||||
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
|
||||
pbn_moxa8250_2p },
|
||||
{ PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_MOXA_CP104EL_A,
|
||||
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
|
||||
pbn_moxa8250_4p },
|
||||
{ PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_MOXA_CP114EL,
|
||||
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
|
||||
pbn_moxa8250_4p },
|
||||
{ PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_MOXA_CP116E_A_A,
|
||||
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
|
||||
pbn_moxa8250_8p },
|
||||
{ PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_MOXA_CP116E_A_B,
|
||||
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
|
||||
pbn_moxa8250_8p },
|
||||
{ PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_MOXA_CP118EL_A,
|
||||
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
|
||||
pbn_moxa8250_8p },
|
||||
{ PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_MOXA_CP118E_A_I,
|
||||
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
|
||||
pbn_moxa8250_8p },
|
||||
{ PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_MOXA_CP132EL,
|
||||
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
|
||||
pbn_moxa8250_2p },
|
||||
{ PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_MOXA_CP134EL_A,
|
||||
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
|
||||
pbn_moxa8250_4p },
|
||||
{ PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_MOXA_CP138E_A,
|
||||
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
|
||||
pbn_moxa8250_8p },
|
||||
{ PCI_VENDOR_ID_MOXA, PCI_DEVICE_ID_MOXA_CP168EL_A,
|
||||
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
|
||||
pbn_moxa8250_8p },
|
||||
|
||||
/*
|
||||
* ADDI-DATA GmbH communication cards <info@addi-data.com>
|
||||
*/
|
||||
|
||||
@ -468,16 +468,6 @@ config SERIAL_8250_MID
|
||||
present on the UART found on Intel Medfield SOC and various other
|
||||
Intel platforms.
|
||||
|
||||
config SERIAL_8250_MOXA
|
||||
tristate "MOXA SmartIO MUE support"
|
||||
depends on SERIAL_8250 && PCI
|
||||
help
|
||||
Say Y here if you have a Moxa SmartIO MUE multiport serial card.
|
||||
If unsure, say N.
|
||||
|
||||
This driver can also be built as a module. The module will be called
|
||||
8250_moxa. If you want to do that, say M here.
|
||||
|
||||
config SERIAL_8250_PXA
|
||||
tristate "PXA serial port support"
|
||||
depends on SERIAL_8250
|
||||
|
||||
@ -35,7 +35,6 @@ obj-$(CONFIG_SERIAL_8250_UNIPHIER) += 8250_uniphier.o
|
||||
obj-$(CONFIG_SERIAL_8250_INGENIC) += 8250_ingenic.o
|
||||
obj-$(CONFIG_SERIAL_8250_LPSS) += 8250_lpss.o
|
||||
obj-$(CONFIG_SERIAL_8250_MID) += 8250_mid.o
|
||||
obj-$(CONFIG_SERIAL_8250_MOXA) += 8250_moxa.o
|
||||
obj-$(CONFIG_SERIAL_8250_PXA) += 8250_pxa.o
|
||||
obj-$(CONFIG_SERIAL_OF_PLATFORM) += 8250_of.o
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user