diff options
Diffstat (limited to 'arch/mips/ddb5xxx/ddb5477/ddb5477-platform.c')
| -rw-r--r-- | arch/mips/ddb5xxx/ddb5477/ddb5477-platform.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/mips/ddb5xxx/ddb5477/ddb5477-platform.c b/arch/mips/ddb5xxx/ddb5477/ddb5477-platform.c new file mode 100644 index 00000000000..c16020ad54c --- /dev/null +++ b/arch/mips/ddb5xxx/ddb5477/ddb5477-platform.c @@ -0,0 +1,49 @@ +/* + * 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/init.h> +#include <linux/module.h> +#include <linux/serial_8250.h> + +#include <asm/ddb5xxx/ddb5477.h> + +#define DDB_UART_FLAGS (UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP) + +#define DDB5477_PORT(base, int) \ +{ \ + .mapbase = base, \ + .irq = int, \ + .uartclk = 1843200, \ + .iotype = UPIO_MEM, \ + .flags = DDB_UART_FLAGS, \ + .regshift = 3, \ +} + +static struct plat_serial8250_port uart8250_data[] = { + DDB5477_PORT(0xbfa04200, VRC5477_IRQ_UART0), + DDB5477_PORT(0xbfa04240, VRC5477_IRQ_UART1), + { }, +}; + +static struct platform_device uart8250_device = { + .name = "serial8250", + .id = PLAT8250_DEV_PLATFORM, + .dev = { + .platform_data = uart8250_data, + }, +}; + +static int __init uart8250_init(void) +{ + return platform_device_register(&uart8250_device); +} + +module_init(uart8250_init); + +MODULE_AUTHOR("Ralf Baechle <ralf@linux-mips.org>"); +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("8250 UART probe driver for the NEC DDB5477"); |