aboutsummaryrefslogtreecommitdiffstats
path: root/arch/i386
diff options
context:
space:
mode:
Diffstat (limited to 'arch/i386')
-rw-r--r--arch/i386/kernel/Makefile1
-rw-r--r--arch/i386/kernel/legacy_serial.c67
2 files changed, 0 insertions, 68 deletions
diff --git a/arch/i386/kernel/Makefile b/arch/i386/kernel/Makefile
index dbe5e87e0d66..9d33b00de659 100644
--- a/arch/i386/kernel/Makefile
+++ b/arch/i386/kernel/Makefile
@@ -35,7 +35,6 @@ obj-y += sysenter.o vsyscall.o
35obj-$(CONFIG_ACPI_SRAT) += srat.o 35obj-$(CONFIG_ACPI_SRAT) += srat.o
36obj-$(CONFIG_EFI) += efi.o efi_stub.o 36obj-$(CONFIG_EFI) += efi.o efi_stub.o
37obj-$(CONFIG_DOUBLEFAULT) += doublefault.o 37obj-$(CONFIG_DOUBLEFAULT) += doublefault.o
38obj-$(CONFIG_SERIAL_8250) += legacy_serial.o
39obj-$(CONFIG_VM86) += vm86.o 38obj-$(CONFIG_VM86) += vm86.o
40obj-$(CONFIG_EARLY_PRINTK) += early_printk.o 39obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
41obj-$(CONFIG_HPET_TIMER) += hpet.o 40obj-$(CONFIG_HPET_TIMER) += hpet.o
diff --git a/arch/i386/kernel/legacy_serial.c b/arch/i386/kernel/legacy_serial.c
deleted file mode 100644
index 21510118544e..000000000000
--- a/arch/i386/kernel/legacy_serial.c
+++ /dev/null
@@ -1,67 +0,0 @@
1/*
2 * Legacy COM port devices for x86 platforms without PNPBIOS or ACPI.
3 * Data taken from include/asm-i386/serial.h.
4 *
5 * (c) Copyright 2007 Hewlett-Packard Development Company, L.P.
6 * Bjorn Helgaas <bjorn.helgaas@hp.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 */
12#include <linux/module.h>
13#include <linux/init.h>
14#include <linux/pnp.h>
15#include <linux/serial_8250.h>
16
17/* Standard COM flags (except for COM4, because of the 8514 problem) */
18#ifdef CONFIG_SERIAL_DETECT_IRQ
19#define COM_FLAGS (UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_AUTO_IRQ)
20#define COM4_FLAGS (UPF_BOOT_AUTOCONF | UPF_AUTO_IRQ)
21#else
22#define COM_FLAGS (UPF_BOOT_AUTOCONF | UPF_SKIP_TEST)
23#define COM4_FLAGS UPF_BOOT_AUTOCONF
24#endif
25
26#define PORT(_base,_irq,_flags) \
27 { \
28 .iobase = _base, \
29 .irq = _irq, \
30 .uartclk = 1843200, \
31 .iotype = UPIO_PORT, \
32 .flags = _flags, \
33 }
34
35static struct plat_serial8250_port x86_com_data[] = {
36 PORT(0x3F8, 4, COM_FLAGS),
37 PORT(0x2F8, 3, COM_FLAGS),
38 PORT(0x3E8, 4, COM_FLAGS),
39 PORT(0x2E8, 3, COM4_FLAGS),
40 { },
41};
42
43static struct platform_device x86_com_device = {
44 .name = "serial8250",
45 .id = PLAT8250_DEV_PLATFORM,
46 .dev = {
47 .platform_data = x86_com_data,
48 },
49};
50
51static int force_legacy_probe;
52module_param_named(force, force_legacy_probe, bool, 0);
53MODULE_PARM_DESC(force, "Force legacy serial port probe");
54
55static int __init serial8250_x86_com_init(void)
56{
57 if (pnp_platform_devices && !force_legacy_probe)
58 return -ENODEV;
59
60 return platform_device_register(&x86_com_device);
61}
62
63module_init(serial8250_x86_com_init);
64
65MODULE_AUTHOR("Bjorn Helgaas");
66MODULE_LICENSE("GPL");
67MODULE_DESCRIPTION("Generic 8250/16x50 legacy probe module");