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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 <asm/irq.h>
31 
32 #include <linux/soc/samsung/s3c-pm.h>
33 #include "regs-clock.h"
34 
35 #include "cpu.h"
36 #include "devs.h"
37 #include "sdhci.h"
38 #include "adc-core.h"
39 #include "iic-core.h"
40 
41 #include "ata-core-s3c64xx.h"
42 #include "s3c64xx.h"
43 #include "onenand-core-s3c64xx.h"
44 
s3c6410_map_io(void)45 void __init s3c6410_map_io(void)
46 {
47 	/* initialise device information early */
48 	s3c6410_default_sdhci0();
49 	s3c6410_default_sdhci1();
50 	s3c6410_default_sdhci2();
51 
52 	/* the i2c devices are directly compatible with s3c2440 */
53 	s3c_i2c0_setname("s3c2440-i2c");
54 	s3c_i2c1_setname("s3c2440-i2c");
55 
56 	s3c_adc_setname("s3c64xx-adc");
57 	s3c_device_nand.name = "s3c6400-nand";
58 	s3c_onenand_setname("s3c6410-onenand");
59 	s3c64xx_onenand1_setname("s3c6410-onenand");
60 	s3c_cfcon_setname("s3c64xx-pata");
61 }
62 
s3c6410_init_irq(void)63 void __init s3c6410_init_irq(void)
64 {
65 	/* VIC0 is missing IRQ7, VIC1 is fully populated. */
66 	s3c64xx_init_irq(~0 & ~(1 << 7), ~0);
67 }
68 
69 struct bus_type s3c6410_subsys = {
70 	.name		= "s3c6410-core",
71 	.dev_name	= "s3c6410-core",
72 };
73 
74 static struct device s3c6410_dev = {
75 	.bus	= &s3c6410_subsys,
76 };
77 
s3c6410_core_init(void)78 static int __init s3c6410_core_init(void)
79 {
80 	/* Not applicable when using DT. */
81 	if (of_have_populated_dt() || !soc_is_s3c64xx())
82 		return 0;
83 
84 	return subsys_system_register(&s3c6410_subsys, NULL);
85 }
86 
87 core_initcall(s3c6410_core_init);
88 
s3c6410_init(void)89 int __init s3c6410_init(void)
90 {
91 	printk("S3C6410: Initialising architecture\n");
92 
93 	return device_register(&s3c6410_dev);
94 }
95