1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * DEC platform devices. 4 * 5 * Copyright (c) 2014 Maciej W. Rozycki 6 */ 7 8 #include <linux/ioport.h> 9 #include <linux/kernel.h> 10 #include <linux/mc146818rtc.h> 11 #include <linux/platform_device.h> 12 13 static struct resource dec_rtc_resources[] = { 14 { 15 .name = "rtc", 16 .flags = IORESOURCE_MEM, 17 }, 18 }; 19 20 static struct cmos_rtc_board_info dec_rtc_info = { 21 .flags = CMOS_RTC_FLAGS_NOFREQ, 22 .address_space = 64, 23 }; 24 25 static struct platform_device dec_rtc_device = { 26 .name = "rtc_cmos", 27 .id = PLATFORM_DEVID_NONE, 28 .dev.platform_data = &dec_rtc_info, 29 .resource = dec_rtc_resources, 30 .num_resources = ARRAY_SIZE(dec_rtc_resources), 31 }; 32 33 static int __init dec_add_devices(void) 34 { 35 dec_rtc_resources[0].start = RTC_PORT(0); 36 dec_rtc_resources[0].end = RTC_PORT(0) + dec_kn_slot_size - 1; 37 return platform_device_register(&dec_rtc_device); 38 } 39 40 device_initcall(dec_add_devices); 41