133 строки
3.2 KiB
C
133 строки
3.2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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//
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// Copyright (c) 2009 Yauhen Kharuzhy <jekhor@gmail.com>,
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// as part of OpenInkpot project
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// Copyright (c) 2009 Promwad Innovation Company
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// Yauhen Kharuzhy <yauhen.kharuzhy@promwad.com>
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//
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// Samsung S3C2416 Mobile CPU support
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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/platform_device.h>
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#include <linux/serial_core.h>
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#include <linux/device.h>
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#include <linux/syscore_ops.h>
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#include <linux/clk.h>
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#include <linux/io.h>
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#include <linux/reboot.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 <mach/hardware.h>
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#include <mach/gpio-samsung.h>
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#include <asm/proc-fns.h>
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#include <asm/irq.h>
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#include <asm/system_misc.h>
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#include <mach/regs-s3c2443-clock.h>
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#include <mach/rtc-core.h>
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#include <plat/gpio-core.h>
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#include <plat/gpio-cfg.h>
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#include <plat/gpio-cfg-helpers.h>
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#include <plat/devs.h>
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#include <plat/cpu.h>
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#include <plat/sdhci.h>
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#include <plat/pm.h>
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#include <plat/iic-core.h>
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#include <plat/adc-core.h>
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#include "common.h"
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#include "fb-core.h"
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#include "nand-core.h"
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#include "spi-core.h"
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static struct map_desc s3c2416_iodesc[] __initdata = {
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IODESC_ENT(WATCHDOG),
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IODESC_ENT(CLKPWR),
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IODESC_ENT(TIMER),
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};
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struct bus_type s3c2416_subsys = {
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.name = "s3c2416-core",
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.dev_name = "s3c2416-core",
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};
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static struct device s3c2416_dev = {
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.bus = &s3c2416_subsys,
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};
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int __init s3c2416_init(void)
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{
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printk(KERN_INFO "S3C2416: Initializing architecture\n");
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/* change WDT IRQ number */
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s3c_device_wdt.resource[1].start = IRQ_S3C2443_WDT;
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s3c_device_wdt.resource[1].end = IRQ_S3C2443_WDT;
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/* the i2c devices are directly compatible with s3c2440 */
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s3c_i2c0_setname("s3c2440-i2c");
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s3c_i2c1_setname("s3c2440-i2c");
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s3c_fb_setname("s3c2443-fb");
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s3c_adc_setname("s3c2416-adc");
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s3c_rtc_setname("s3c2416-rtc");
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#ifdef CONFIG_PM_SLEEP
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register_syscore_ops(&s3c2416_pm_syscore_ops);
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register_syscore_ops(&s3c24xx_irq_syscore_ops);
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register_syscore_ops(&s3c2416_irq_syscore_ops);
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#endif
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return device_register(&s3c2416_dev);
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}
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void __init s3c2416_init_uarts(struct s3c2410_uartcfg *cfg, int no)
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{
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s3c24xx_init_uartdevs("s3c2440-uart", s3c2410_uart_resources, cfg, no);
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s3c_nand_setname("s3c2412-nand");
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}
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/* s3c2416_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 s3c2416_map_io(void)
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{
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s3c24xx_gpiocfg_default.set_pull = samsung_gpio_setpull_updown;
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s3c24xx_gpiocfg_default.get_pull = samsung_gpio_getpull_updown;
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/* initialize device information early */
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s3c2416_default_sdhci0();
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s3c2416_default_sdhci1();
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s3c24xx_spi_setname("s3c2443-spi");
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iotable_init(s3c2416_iodesc, ARRAY_SIZE(s3c2416_iodesc));
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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 s3c2416 based system)
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* as a driver which may support both 2443 and 2440 may try and use it.
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*/
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static int __init s3c2416_core_init(void)
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{
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return subsys_system_register(&s3c2416_subsys, NULL);
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}
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core_initcall(s3c2416_core_init);
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