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Linux/arch/arm/mach-s3c64xx/s3c6410.c

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  1 // SPDX-License-Identifier: GPL-2.0
  2 //
  3 // Copyright 2008 Simtec Electronics
  4 // Copyright 2008 Simtec Electronics
  5 //      Ben Dooks <ben@simtec.co.uk>
  6 //      http://armlinux.simtec.co.uk/
  7 
  8 /*
  9  * NOTE: Code in this file is not used when booting with Device Tree support.
 10  */
 11 
 12 #include <linux/kernel.h>
 13 #include <linux/types.h>
 14 #include <linux/interrupt.h>
 15 #include <linux/list.h>
 16 #include <linux/timer.h>
 17 #include <linux/init.h>
 18 #include <linux/clk.h>
 19 #include <linux/io.h>
 20 #include <linux/device.h>
 21 #include <linux/serial_core.h>
 22 #include <linux/serial_s3c.h>
 23 #include <linux/platform_device.h>
 24 #include <linux/of.h>
 25 
 26 #include <asm/mach/arch.h>
 27 #include <asm/mach/map.h>
 28 #include <asm/mach/irq.h>
 29 
 30 #include <mach/hardware.h>
 31 #include <asm/irq.h>
 32 
 33 #include <plat/cpu-freq.h>
 34 #include <mach/regs-clock.h>
 35 
 36 #include <plat/cpu.h>
 37 #include <plat/devs.h>
 38 #include <plat/sdhci.h>
 39 #include <plat/adc-core.h>
 40 #include <plat/iic-core.h>
 41 
 42 #include "ata-core.h"
 43 #include "common.h"
 44 #include "onenand-core.h"
 45 
 46 void __init s3c6410_map_io(void)
 47 {
 48         /* initialise device information early */
 49         s3c6410_default_sdhci0();
 50         s3c6410_default_sdhci1();
 51         s3c6410_default_sdhci2();
 52 
 53         /* the i2c devices are directly compatible with s3c2440 */
 54         s3c_i2c0_setname("s3c2440-i2c");
 55         s3c_i2c1_setname("s3c2440-i2c");
 56 
 57         s3c_adc_setname("s3c64xx-adc");
 58         s3c_device_nand.name = "s3c6400-nand";
 59         s3c_onenand_setname("s3c6410-onenand");
 60         s3c64xx_onenand1_setname("s3c6410-onenand");
 61         s3c_cfcon_setname("s3c64xx-pata");
 62 }
 63 
 64 void __init s3c6410_init_irq(void)
 65 {
 66         /* VIC0 is missing IRQ7, VIC1 is fully populated. */
 67         s3c64xx_init_irq(~0 & ~(1 << 7), ~0);
 68 }
 69 
 70 struct bus_type s3c6410_subsys = {
 71         .name           = "s3c6410-core",
 72         .dev_name       = "s3c6410-core",
 73 };
 74 
 75 static struct device s3c6410_dev = {
 76         .bus    = &s3c6410_subsys,
 77 };
 78 
 79 static int __init s3c6410_core_init(void)
 80 {
 81         /* Not applicable when using DT. */
 82         if (of_have_populated_dt() || !soc_is_s3c64xx())
 83                 return 0;
 84 
 85         return subsys_system_register(&s3c6410_subsys, NULL);
 86 }
 87 
 88 core_initcall(s3c6410_core_init);
 89 
 90 int __init s3c6410_init(void)
 91 {
 92         printk("S3C6410: Initialising architecture\n");
 93 
 94         return device_register(&s3c6410_dev);
 95 }
 96 

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