diff options
Diffstat (limited to 'arch/mips/sgi-ip32/ip32-platform.c')
| -rw-r--r-- | arch/mips/sgi-ip32/ip32-platform.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/arch/mips/sgi-ip32/ip32-platform.c b/arch/mips/sgi-ip32/ip32-platform.c index 120b15932caf..ba3697ee7ff6 100644 --- a/arch/mips/sgi-ip32/ip32-platform.c +++ b/arch/mips/sgi-ip32/ip32-platform.c @@ -1,5 +1,53 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2007 Ralf Baechle (ralf@linux-mips.org) + */ +#include <linux/module.h> #include <linux/init.h> #include <linux/platform_device.h> +#include <linux/serial_8250.h> + +#include <asm/ip32/mace.h> +#include <asm/ip32/ip32_ints.h> + +/* + * .iobase isn't a constant (in the sense of C) so we fill it in at runtime. + */ +#define MACE_PORT(int) \ +{ \ + .irq = int, \ + .uartclk = 1843200, \ + .iotype = UPIO_MEM, \ + .flags = UPF_SKIP_TEST, \ + .regshift = 8, \ +} + +static struct plat_serial8250_port uart8250_data[] = { + MACE_PORT(MACEISA_SERIAL1_IRQ), + MACE_PORT(MACEISA_SERIAL2_IRQ), + { }, +}; + +static struct platform_device uart8250_device = { + .name = "serial8250", + .id = PLAT8250_DEV_PLATFORM, + .dev = { + .platform_data = uart8250_data, + }, +}; + +static int __init uart8250_init(void) +{ + uart8250_data[0].iobase = (unsigned long) &mace->isa.serial1; + uart8250_data[1].iobase = (unsigned long) &mace->isa.serial1; + + return platform_device_register(&uart8250_device); +} + +device_initcall(uart8250_init); static __init int meth_devinit(void) { @@ -18,3 +66,7 @@ static __init int meth_devinit(void) } device_initcall(meth_devinit); + +MODULE_AUTHOR("Ralf Baechle <ralf@linux-mips.org>"); +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("8250 UART probe driver for SGI IP32 aka O2"); |