projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| e7c4782f RB |
1 | /* |
| 2 | * This file is subject to the terms and conditions of the GNU General Public | |
| 3 | * License. See the file "COPYING" in the main directory of this archive | |
| 4 | * for more details. | |
| 5 | * | |
| 6 | * Copyright (C) 2007 Ralf Baechle (ralf@linux-mips.org) | |
| 7 | */ | |
| 8 | #include <linux/module.h> | |
| e9712901 RB |
9 | #include <linux/init.h> |
| 10 | #include <linux/platform_device.h> | |
| e7c4782f RB |
11 | #include <linux/serial_8250.h> |
| 12 | ||
| 13 | #include <asm/ip32/mace.h> | |
| 14 | #include <asm/ip32/ip32_ints.h> | |
| 15 | ||
| 16 | /* | |
| 17 | * .iobase isn't a constant (in the sense of C) so we fill it in at runtime. | |
| 18 | */ | |
| 19 | #define MACE_PORT(int) \ | |
| 20 | { \ | |
| 21 | .irq = int, \ | |
| 22 | .uartclk = 1843200, \ | |
| 23 | .iotype = UPIO_MEM, \ | |
| 24 | .flags = UPF_SKIP_TEST, \ | |
| 25 | .regshift = 8, \ | |
| 26 | } | |
| 27 | ||
| 28 | static struct plat_serial8250_port uart8250_data[] = { | |
| 29 | MACE_PORT(MACEISA_SERIAL1_IRQ), | |
| 30 | MACE_PORT(MACEISA_SERIAL2_IRQ), | |
| 31 | { }, | |
| 32 | }; | |
| 33 | ||
| 34 | static struct platform_device uart8250_device = { | |
| 35 | .name = "serial8250", | |
| 36 | .id = PLAT8250_DEV_PLATFORM, | |
| 37 | .dev = { | |
| 38 | .platform_data = uart8250_data, | |
| 39 | }, | |
| 40 | }; | |
| 41 | ||
| 42 | static int __init uart8250_init(void) | |
| 43 | { | |
| 6e351064 RB |
44 | uart8250_data[0].membase = (void __iomem *) &mace->isa.serial1; |
| 45 | uart8250_data[1].membase = (void __iomem *) &mace->isa.serial1; | |
| e7c4782f RB |
46 | |
| 47 | return platform_device_register(&uart8250_device); | |
| 48 | } | |
| 49 | ||
| 50 | device_initcall(uart8250_init); | |
| e9712901 RB |
51 | |
| 52 | static __init int meth_devinit(void) | |
| 53 | { | |
| 54 | struct platform_device *pd; | |
| 55 | int ret; | |
| 56 | ||
| 57 | pd = platform_device_alloc("meth", -1); | |
| 58 | if (!pd) | |
| 59 | return -ENOMEM; | |
| 60 | ||
| 61 | ret = platform_device_add(pd); | |
| 62 | if (ret) | |
| 63 | platform_device_put(pd); | |
| 64 | ||
| 65 | return ret; | |
| 66 | } | |
| 67 | ||
| 68 | device_initcall(meth_devinit); | |
| e7c4782f RB |
69 | |
| 70 | MODULE_AUTHOR("Ralf Baechle <ralf@linux-mips.org>"); | |
| 71 | MODULE_LICENSE("GPL"); | |
| 72 | MODULE_DESCRIPTION("8250 UART probe driver for SGI IP32 aka O2"); |