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112 lines
2.6 KiB
112 lines
2.6 KiB
// SPDX-License-Identifier: GPL-2.0 |
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// |
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// Copyright (c) 2007 Simtec Electronics |
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// Ben Dooks <[email protected]> |
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// |
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// Samsung S3C2443 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/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 "map.h" |
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#include "gpio-samsung.h" |
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#include <mach/irqs.h> |
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#include <asm/irq.h> |
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#include <asm/system_misc.h> |
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#include "regs-s3c2443-clock.h" |
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#include "rtc-core-s3c24xx.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 "devs.h" |
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#include "cpu.h" |
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#include "adc-core.h" |
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#include "s3c24xx.h" |
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#include "fb-core-s3c24xx.h" |
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#include "nand-core-s3c24xx.h" |
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#include "spi-core-s3c24xx.h" |
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static struct map_desc s3c2443_iodesc[] __initdata __maybe_unused = { |
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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 s3c2443_subsys = { |
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.name = "s3c2443-core", |
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.dev_name = "s3c2443-core", |
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}; |
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static struct device s3c2443_dev = { |
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.bus = &s3c2443_subsys, |
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}; |
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int __init s3c2443_init(void) |
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{ |
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printk("S3C2443: Initialising architecture\n"); |
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s3c_nand_setname("s3c2412-nand"); |
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s3c_fb_setname("s3c2443-fb"); |
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s3c_adc_setname("s3c2443-adc"); |
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s3c_rtc_setname("s3c2443-rtc"); |
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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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return device_register(&s3c2443_dev); |
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} |
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void __init s3c2443_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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} |
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/* s3c2443_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 s3c2443_map_io(void) |
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{ |
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s3c24xx_gpiocfg_default.set_pull = s3c2443_gpio_setpull; |
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s3c24xx_gpiocfg_default.get_pull = s3c2443_gpio_getpull; |
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/* initialize device information early */ |
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s3c24xx_spi_setname("s3c2443-spi"); |
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iotable_init(s3c2443_iodesc, ARRAY_SIZE(s3c2443_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 s3c2443 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 s3c2443_core_init(void) |
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{ |
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return subsys_system_register(&s3c2443_subsys, NULL); |
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} |
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core_initcall(s3c2443_core_init);
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