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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2007-10-13 05:27:47 +0400 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2007-10-13 05:27:47 +0400 |
commit | b981d8b3f5e008ff10d993be633ad00564fc22cd (patch) | |
tree | e292dc07b22308912cf6a58354a608b9e5e8e1fd /arch/mips/gt64120/wrppmc/serial.c | |
parent | b11d2127c4893a7315d1e16273bc8560049fa3ca (diff) | |
parent | 2b9e0aae1d50e880c58d46788e5e3ebd89d75d62 (diff) | |
download | linux-b981d8b3f5e008ff10d993be633ad00564fc22cd.tar.xz |
Merge master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
drivers/macintosh/adbhid.c
Diffstat (limited to 'arch/mips/gt64120/wrppmc/serial.c')
-rw-r--r-- | arch/mips/gt64120/wrppmc/serial.c | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/arch/mips/gt64120/wrppmc/serial.c b/arch/mips/gt64120/wrppmc/serial.c new file mode 100644 index 000000000000..5ec1c2ffd3a5 --- /dev/null +++ b/arch/mips/gt64120/wrppmc/serial.c @@ -0,0 +1,80 @@ +/* + * Registration of WRPPMC UART platform device. + * + * Copyright (C) 2007 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ +#include <linux/errno.h> +#include <linux/init.h> +#include <linux/ioport.h> +#include <linux/platform_device.h> +#include <linux/serial_8250.h> + +#include <asm/gt64120.h> + +static struct resource wrppmc_uart_resource[] __initdata = { + { + .start = WRPPMC_UART16550_BASE, + .end = WRPPMC_UART16550_BASE + 7, + .flags = IORESOURCE_MEM, + }, + { + .start = WRPPMC_UART16550_IRQ, + .end = WRPPMC_UART16550_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct plat_serial8250_port wrppmc_serial8250_port[] = { + { + .irq = WRPPMC_UART16550_IRQ, + .uartclk = WRPPMC_UART16550_CLOCK, + .iotype = UPIO_MEM, + .flags = UPF_IOREMAP | UPF_SKIP_TEST, + .mapbase = WRPPMC_UART16550_BASE, + }, + {}, +}; + +static __init int wrppmc_uart_add(void) +{ + struct platform_device *pdev; + int retval; + + pdev = platform_device_alloc("serial8250", -1); + if (!pdev) + return -ENOMEM; + + pdev->id = PLAT8250_DEV_PLATFORM; + pdev->dev.platform_data = wrppmc_serial8250_port; + + retval = platform_device_add_resources(pdev, wrppmc_uart_resource, + ARRAY_SIZE(wrppmc_uart_resource)); + if (retval) + goto err_free_device; + + retval = platform_device_add(pdev); + if (retval) + goto err_free_device; + + return 0; + +err_free_device: + platform_device_put(pdev); + + return retval; +} +device_initcall(wrppmc_uart_add); |