diff options
Diffstat (limited to 'kernel/arch/mips/cobalt/buttons.c')
-rw-r--r-- | kernel/arch/mips/cobalt/buttons.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/kernel/arch/mips/cobalt/buttons.c b/kernel/arch/mips/cobalt/buttons.c new file mode 100644 index 000000000..4eaec8b46 --- /dev/null +++ b/kernel/arch/mips/cobalt/buttons.c @@ -0,0 +1,54 @@ +/* + * Cobalt buttons platform device. + * + * Copyright (C) 2007 Yoichi Yuasa <yuasa@linux-mips.org> + * + * 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/platform_device.h> +#include <linux/errno.h> +#include <linux/init.h> + +static struct resource cobalt_buttons_resource __initdata = { + .start = 0x1d000000, + .end = 0x1d000003, + .flags = IORESOURCE_MEM, +}; + +static __init int cobalt_add_buttons(void) +{ + struct platform_device *pd; + int error; + + pd = platform_device_alloc("Cobalt buttons", -1); + if (!pd) + return -ENOMEM; + + error = platform_device_add_resources(pd, &cobalt_buttons_resource, 1); + if (error) + goto err_free_device; + + error = platform_device_add(pd); + if (error) + goto err_free_device; + + return 0; + + err_free_device: + platform_device_put(pd); + return error; +} +device_initcall(cobalt_add_buttons); |