1 // SPDX-License-Identifier: GPL-2.0-or-later 1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /* 2 /*
3 * Registration of Cobalt RTC platform device 3 * Registration of Cobalt RTC platform device.
4 * 4 *
5 * Copyright (C) 2007 Yoichi Yuasa <yuasa@li 5 * Copyright (C) 2007 Yoichi Yuasa <yuasa@linux-mips.org>
6 */ 6 */
7 #include <linux/errno.h> 7 #include <linux/errno.h>
8 #include <linux/init.h> 8 #include <linux/init.h>
9 #include <linux/ioport.h> 9 #include <linux/ioport.h>
10 #include <linux/mc146818rtc.h> 10 #include <linux/mc146818rtc.h>
11 #include <linux/platform_device.h> 11 #include <linux/platform_device.h>
12 12
13 static struct resource cobalt_rtc_resource[] _ 13 static struct resource cobalt_rtc_resource[] __initdata = {
14 { 14 {
15 .start = 0x70, 15 .start = 0x70,
16 .end = 0x77, 16 .end = 0x77,
17 .flags = IORESOURCE_IO, 17 .flags = IORESOURCE_IO,
18 }, 18 },
19 { 19 {
20 .start = RTC_IRQ, 20 .start = RTC_IRQ,
21 .end = RTC_IRQ, 21 .end = RTC_IRQ,
22 .flags = IORESOURCE_IRQ, 22 .flags = IORESOURCE_IRQ,
23 }, 23 },
24 }; 24 };
25 25
26 static __init int cobalt_rtc_add(void) 26 static __init int cobalt_rtc_add(void)
27 { 27 {
28 struct platform_device *pdev; 28 struct platform_device *pdev;
29 int retval; 29 int retval;
30 30
31 pdev = platform_device_alloc("rtc_cmos 31 pdev = platform_device_alloc("rtc_cmos", -1);
32 if (!pdev) 32 if (!pdev)
33 return -ENOMEM; 33 return -ENOMEM;
34 34
35 retval = platform_device_add_resources 35 retval = platform_device_add_resources(pdev, cobalt_rtc_resource,
36 36 ARRAY_SIZE(cobalt_rtc_resource));
37 if (retval) 37 if (retval)
38 goto err_free_device; 38 goto err_free_device;
39 39
40 retval = platform_device_add(pdev); 40 retval = platform_device_add(pdev);
41 if (retval) 41 if (retval)
42 goto err_free_device; 42 goto err_free_device;
43 43
44 return 0; 44 return 0;
45 45
46 err_free_device: 46 err_free_device:
47 platform_device_put(pdev); 47 platform_device_put(pdev);
48 48
49 return retval; 49 return retval;
50 } 50 }
51 device_initcall(cobalt_rtc_add); 51 device_initcall(cobalt_rtc_add);
52 52
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.