1/* linux/arch/arm/mach-s3c2412/mach-smdk2413.c
2 *
3 * Copyright (c) 2006 Simtec Electronics
4 *	Ben Dooks <ben@simtec.co.uk>
5 *
6 * Thanks to Dimity Andric (TomTom) and Steven Ryu (Samsung) for the
7 * loans of SMDK2413 to work with.
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12*/
13
14#include <linux/kernel.h>
15#include <linux/types.h>
16#include <linux/interrupt.h>
17#include <linux/list.h>
18#include <linux/timer.h>
19#include <linux/init.h>
20#include <linux/gpio.h>
21#include <linux/serial_core.h>
22#include <linux/serial_s3c.h>
23#include <linux/platform_device.h>
24#include <linux/io.h>
25#include <linux/memblock.h>
26
27#include <asm/mach/arch.h>
28#include <asm/mach/map.h>
29#include <asm/mach/irq.h>
30
31#include <mach/hardware.h>
32#include <asm/hardware/iomd.h>
33#include <asm/setup.h>
34#include <asm/irq.h>
35#include <asm/mach-types.h>
36
37//#include <asm/debug-ll.h>
38#include <mach/regs-gpio.h>
39#include <mach/regs-lcd.h>
40
41#include <linux/platform_data/usb-s3c2410_udc.h>
42#include <linux/platform_data/i2c-s3c2410.h>
43#include <mach/gpio-samsung.h>
44#include <mach/fb.h>
45
46#include <plat/devs.h>
47#include <plat/cpu.h>
48#include <plat/samsung-time.h>
49
50#include "common.h"
51#include "common-smdk.h"
52
53static struct map_desc smdk2413_iodesc[] __initdata = {
54};
55
56static struct s3c2410_uartcfg smdk2413_uartcfgs[] __initdata = {
57	[0] = {
58		.hwport	     = 0,
59		.flags	     = 0,
60		.ucon	     = 0x3c5,
61		.ulcon	     = 0x03,
62		.ufcon	     = 0x51,
63	},
64	[1] = {
65		.hwport	     = 1,
66		.flags	     = 0,
67		.ucon	     = 0x3c5,
68		.ulcon	     = 0x03,
69		.ufcon	     = 0x51,
70	},
71	/* IR port */
72	[2] = {
73		.hwport	     = 2,
74		.flags	     = 0,
75		.ucon	     = 0x3c5,
76		.ulcon	     = 0x43,
77		.ufcon	     = 0x51,
78	}
79};
80
81
82static struct s3c2410_udc_mach_info smdk2413_udc_cfg __initdata = {
83	.pullup_pin = S3C2410_GPF(2),
84};
85
86
87static struct platform_device *smdk2413_devices[] __initdata = {
88	&s3c_device_ohci,
89	&s3c_device_wdt,
90	&s3c_device_i2c0,
91	&s3c_device_iis,
92	&s3c_device_usbgadget,
93	&s3c2412_device_dma,
94};
95
96static void __init smdk2413_fixup(struct tag *tags, char **cmdline)
97{
98	if (tags != phys_to_virt(S3C2410_SDRAM_PA + 0x100)) {
99		memblock_add(0x30000000, SZ_64M);
100	}
101}
102
103static void __init smdk2413_map_io(void)
104{
105	s3c24xx_init_io(smdk2413_iodesc, ARRAY_SIZE(smdk2413_iodesc));
106	s3c24xx_init_uarts(smdk2413_uartcfgs, ARRAY_SIZE(smdk2413_uartcfgs));
107	samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
108}
109
110static void __init smdk2413_init_time(void)
111{
112	s3c2412_init_clocks(12000000);
113	samsung_timer_init();
114}
115
116static void __init smdk2413_machine_init(void)
117{	/* Turn off suspend on both USB ports, and switch the
118	 * selectable USB port to USB device mode. */
119
120	s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST |
121			      S3C2410_MISCCR_USBSUSPND0 |
122			      S3C2410_MISCCR_USBSUSPND1, 0x0);
123
124
125 	s3c24xx_udc_set_platdata(&smdk2413_udc_cfg);
126	s3c_i2c0_set_platdata(NULL);
127
128	platform_add_devices(smdk2413_devices, ARRAY_SIZE(smdk2413_devices));
129	smdk_machine_init();
130}
131
132MACHINE_START(S3C2413, "S3C2413")
133	/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
134	.atag_offset	= 0x100,
135
136	.fixup		= smdk2413_fixup,
137	.init_irq	= s3c2412_init_irq,
138	.map_io		= smdk2413_map_io,
139	.init_machine	= smdk2413_machine_init,
140	.init_time	= samsung_timer_init,
141MACHINE_END
142
143MACHINE_START(SMDK2412, "SMDK2412")
144	/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
145	.atag_offset	= 0x100,
146
147	.fixup		= smdk2413_fixup,
148	.init_irq	= s3c2412_init_irq,
149	.map_io		= smdk2413_map_io,
150	.init_machine	= smdk2413_machine_init,
151	.init_time	= samsung_timer_init,
152MACHINE_END
153
154MACHINE_START(SMDK2413, "SMDK2413")
155	/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
156	.atag_offset	= 0x100,
157
158	.fixup		= smdk2413_fixup,
159	.init_irq	= s3c2412_init_irq,
160	.map_io		= smdk2413_map_io,
161	.init_machine	= smdk2413_machine_init,
162	.init_time	= smdk2413_init_time,
163MACHINE_END
164