arch/mips/dec/platform.c

   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);