1 // SPDX-License-Identifier: GPL-2.0-only
3 * linux/arch/arm/mach-footbridge/isa.c
5 * Copyright (C) 2004 Russell King.
7 #include <linux/init.h>
8 #include <linux/serial_8250.h>
11 #include <asm/hardware/dec21285.h>
15 static struct resource rtc_resources[] = {
19 .flags = IORESOURCE_IO,
22 .start = IRQ_ISA_RTC_ALARM,
23 .end = IRQ_ISA_RTC_ALARM,
24 .flags = IORESOURCE_IRQ,
28 static struct platform_device rtc_device = {
31 .resource = rtc_resources,
32 .num_resources = ARRAY_SIZE(rtc_resources),
35 static struct resource serial_resources[] = {
39 .flags = IORESOURCE_IO,
44 .flags = IORESOURCE_IO,
48 static struct plat_serial8250_port serial_platform_data[] = {
55 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
63 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
68 static struct platform_device serial_device = {
70 .id = PLAT8250_DEV_PLATFORM,
72 .platform_data = serial_platform_data,
74 .resource = serial_resources,
75 .num_resources = ARRAY_SIZE(serial_resources),
78 static int __init footbridge_isa_init(void)
82 if (!footbridge_cfn_mode())
85 /* Personal server doesn't have RTC */
86 if (!machine_is_personal_server()) {
88 err = platform_device_register(&rtc_device);
90 printk(KERN_ERR "Unable to register RTC device: %d\n", err);
92 err = platform_device_register(&serial_device);
94 printk(KERN_ERR "Unable to register serial device: %d\n", err);
98 arch_initcall(footbridge_isa_init);