139 lines
3.0 KiB
C
139 lines
3.0 KiB
C
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/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 2007 Ralf Baechle (ralf@linux-mips.org)
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*/
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/serial_8250.h>
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#include <linux/rtc/ds1685.h>
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#include <asm/ip32/mace.h>
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#include <asm/ip32/ip32_ints.h>
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extern void ip32_prepare_poweroff(void);
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#define MACEISA_SERIAL1_OFFS offsetof(struct sgi_mace, isa.serial1)
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#define MACEISA_SERIAL2_OFFS offsetof(struct sgi_mace, isa.serial2)
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#define MACE_PORT(offset,_irq) \
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{ \
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.mapbase = MACE_BASE + offset, \
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.irq = _irq, \
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.uartclk = 1843200, \
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.iotype = UPIO_MEM, \
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.flags = UPF_SKIP_TEST|UPF_IOREMAP, \
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.regshift = 8, \
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}
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static struct plat_serial8250_port uart8250_data[] = {
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MACE_PORT(MACEISA_SERIAL1_OFFS, MACEISA_SERIAL1_IRQ),
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MACE_PORT(MACEISA_SERIAL2_OFFS, MACEISA_SERIAL2_IRQ),
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{ },
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};
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static struct platform_device uart8250_device = {
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.name = "serial8250",
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.id = PLAT8250_DEV_PLATFORM,
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.dev = {
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.platform_data = uart8250_data,
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},
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};
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static int __init uart8250_init(void)
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{
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return platform_device_register(&uart8250_device);
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}
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device_initcall(uart8250_init);
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static __init int meth_devinit(void)
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{
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struct platform_device *pd;
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int ret;
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pd = platform_device_alloc("meth", -1);
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if (!pd)
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return -ENOMEM;
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ret = platform_device_add(pd);
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if (ret)
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platform_device_put(pd);
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return ret;
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}
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device_initcall(meth_devinit);
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static __init int sgio2audio_devinit(void)
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{
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struct platform_device *pd;
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int ret;
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pd = platform_device_alloc("sgio2audio", -1);
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if (!pd)
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return -ENOMEM;
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ret = platform_device_add(pd);
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if (ret)
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platform_device_put(pd);
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return ret;
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}
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device_initcall(sgio2audio_devinit);
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static __init int sgio2btns_devinit(void)
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{
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return IS_ERR(platform_device_register_simple("sgibtns", -1, NULL, 0));
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}
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device_initcall(sgio2btns_devinit);
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#define MACE_RTC_RES_START (MACE_BASE + offsetof(struct sgi_mace, isa.rtc))
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#define MACE_RTC_RES_END (MACE_RTC_RES_START + 32767)
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static struct resource ip32_rtc_resources[] = {
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{
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.start = MACEISA_RTC_IRQ,
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.end = MACEISA_RTC_IRQ,
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.flags = IORESOURCE_IRQ
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}, {
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.start = MACE_RTC_RES_START,
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.end = MACE_RTC_RES_END,
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.flags = IORESOURCE_MEM,
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}
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};
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/* RTC registers on IP32 are each padded by 256 bytes (0x100). */
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static struct ds1685_rtc_platform_data
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ip32_rtc_platform_data[] = {
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{
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.regstep = 0x100,
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.bcd_mode = true,
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.no_irq = false,
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.uie_unsupported = false,
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.alloc_io_resources = true,
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.plat_prepare_poweroff = ip32_prepare_poweroff,
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},
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};
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struct platform_device ip32_rtc_device = {
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.name = "rtc-ds1685",
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.id = -1,
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.dev = {
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.platform_data = ip32_rtc_platform_data,
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},
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.num_resources = ARRAY_SIZE(ip32_rtc_resources),
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.resource = ip32_rtc_resources,
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};
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static __init int sgio2_rtc_devinit(void)
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{
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return platform_device_register(&ip32_rtc_device);
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}
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device_initcall(sgio2_rtc_devinit);
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