131 lines
2.9 KiB
C
131 lines
2.9 KiB
C
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// SPDX-License-Identifier: GPL-2.0
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//
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// Copyright (c) 2003-2005 Simtec Electronics
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// Ben Dooks <ben@simtec.co.uk>
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//
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// http://www.simtec.co.uk/products/EB2410ITX/
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/interrupt.h>
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#include <linux/list.h>
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#include <linux/timer.h>
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#include <linux/init.h>
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#include <linux/gpio.h>
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#include <linux/clk.h>
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#include <linux/device.h>
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#include <linux/syscore_ops.h>
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#include <linux/serial_core.h>
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#include <linux/serial_s3c.h>
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#include <linux/platform_device.h>
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#include <linux/reboot.h>
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#include <linux/io.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/irq.h>
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#include "map.h"
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#include "gpio-samsung.h"
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#include <asm/irq.h>
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#include <asm/system_misc.h>
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#include "regs-clock.h"
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#include "cpu.h"
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#include "devs.h"
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#include "pm.h"
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#include "gpio-core.h"
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#include "gpio-cfg.h"
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#include "gpio-cfg-helpers.h"
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#include "s3c24xx.h"
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/* Initial IO mappings */
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static struct map_desc s3c2410_iodesc[] __initdata __maybe_unused = {
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IODESC_ENT(CLKPWR),
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IODESC_ENT(TIMER),
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IODESC_ENT(WATCHDOG),
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};
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/* our uart devices */
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/* uart registration process */
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void __init s3c2410_init_uarts(struct s3c2410_uartcfg *cfg, int no)
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{
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s3c24xx_init_uartdevs("s3c2410-uart", s3c2410_uart_resources, cfg, no);
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}
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/* s3c2410_map_io
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*
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* register the standard cpu IO areas, and any passed in from the
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* machine specific initialisation.
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*/
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void __init s3c2410_map_io(void)
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{
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s3c24xx_gpiocfg_default.set_pull = s3c24xx_gpio_setpull_1up;
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s3c24xx_gpiocfg_default.get_pull = s3c24xx_gpio_getpull_1up;
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iotable_init(s3c2410_iodesc, ARRAY_SIZE(s3c2410_iodesc));
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}
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struct bus_type s3c2410_subsys = {
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.name = "s3c2410-core",
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.dev_name = "s3c2410-core",
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};
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/* Note, we would have liked to name this s3c2410-core, but we cannot
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* register two subsystems with the same name.
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*/
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struct bus_type s3c2410a_subsys = {
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.name = "s3c2410a-core",
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.dev_name = "s3c2410a-core",
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};
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static struct device s3c2410_dev = {
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.bus = &s3c2410_subsys,
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};
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/* need to register the subsystem before we actually register the device, and
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* we also need to ensure that it has been initialised before any of the
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* drivers even try to use it (even if not on an s3c2410 based system)
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* as a driver which may support both 2410 and 2440 may try and use it.
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*/
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static int __init s3c2410_core_init(void)
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{
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return subsys_system_register(&s3c2410_subsys, NULL);
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}
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core_initcall(s3c2410_core_init);
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static int __init s3c2410a_core_init(void)
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{
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return subsys_system_register(&s3c2410a_subsys, NULL);
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}
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core_initcall(s3c2410a_core_init);
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int __init s3c2410_init(void)
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{
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printk("S3C2410: Initialising architecture\n");
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#ifdef CONFIG_PM_SLEEP
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register_syscore_ops(&s3c2410_pm_syscore_ops);
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register_syscore_ops(&s3c24xx_irq_syscore_ops);
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#endif
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return device_register(&s3c2410_dev);
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}
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int __init s3c2410a_init(void)
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{
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s3c2410_dev.bus = &s3c2410a_subsys;
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return s3c2410_init();
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}
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