1 /* 2 * Registration of Cobalt RTC platform device. 3 * 4 * Copyright (C) 2007 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 19 */ 20 #include <linux/errno.h> 21 #include <linux/init.h> 22 #include <linux/ioport.h> 23 #include <linux/platform_device.h> 24 25 static struct resource cobalt_rtc_resource[] __initdata = { 26 { 27 .start = 0x70, 28 .end = 0x77, 29 .flags = IORESOURCE_IO, 30 }, 31 { 32 .start = 8, 33 .end = 8, 34 .flags = IORESOURCE_IRQ, 35 }, 36 }; 37 38 static __init int cobalt_rtc_add(void) 39 { 40 struct platform_device *pdev; 41 int retval; 42 43 pdev = platform_device_alloc("rtc_cmos", -1); 44 if (!pdev) 45 return -ENOMEM; 46 47 retval = platform_device_add_resources(pdev, cobalt_rtc_resource, 48 ARRAY_SIZE(cobalt_rtc_resource)); 49 if (retval) 50 goto err_free_device; 51 52 retval = platform_device_add(pdev); 53 if (retval) 54 goto err_free_device; 55 56 return 0; 57 58 err_free_device: 59 platform_device_put(pdev); 60 61 return retval; 62 } 63 device_initcall(cobalt_rtc_add); 64