1// SPDX-License-Identifier: GPL-2.0+
2//
3// Copyright (C) 2004 by FS Forth-Systeme GmbH
4// All rights reserved.
5//
6// @Author: Jonas Dietsche
7//
8// @History:
9// derived from linux/arch/arm/mach-s3c2410/mach-bast.c, written by
10// Ben Dooks <ben@simtec.co.uk>
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/serial_core.h>
19#include <linux/serial_s3c.h>
20#include <linux/platform_device.h>
21#include <linux/io.h>
22#include "gpio-samsung.h"
23#include "gpio-cfg.h"
24
25#include <asm/mach/arch.h>
26#include <asm/mach/map.h>
27#include <asm/mach/irq.h>
28
29#include <asm/irq.h>
30#include <asm/mach-types.h>
31
32#include <linux/platform_data/i2c-s3c2410.h>
33
34#include "devs.h"
35#include "cpu.h"
36
37#include "s3c24xx.h"
38#include "common-smdk-s3c24xx.h"
39
40static struct map_desc smdk2410_iodesc[] __initdata = {
41  /* nothing here yet */
42};
43
44#define UCON S3C2410_UCON_DEFAULT
45#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
46#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
47
48static struct s3c2410_uartcfg smdk2410_uartcfgs[] __initdata = {
49	[0] = {
50		.hwport	     = 0,
51		.flags	     = 0,
52		.ucon	     = UCON,
53		.ulcon	     = ULCON,
54		.ufcon	     = UFCON,
55	},
56	[1] = {
57		.hwport	     = 1,
58		.flags	     = 0,
59		.ucon	     = UCON,
60		.ulcon	     = ULCON,
61		.ufcon	     = UFCON,
62	},
63	[2] = {
64		.hwport	     = 2,
65		.flags	     = 0,
66		.ucon	     = UCON,
67		.ulcon	     = ULCON,
68		.ufcon	     = UFCON,
69	}
70};
71
72static struct platform_device *smdk2410_devices[] __initdata = {
73	&s3c_device_ohci,
74	&s3c_device_lcd,
75	&s3c_device_wdt,
76	&s3c_device_i2c0,
77	&s3c_device_iis,
78};
79
80static void __init smdk2410_map_io(void)
81{
82	s3c24xx_init_io(smdk2410_iodesc, ARRAY_SIZE(smdk2410_iodesc));
83	s3c24xx_init_uarts(smdk2410_uartcfgs, ARRAY_SIZE(smdk2410_uartcfgs));
84	s3c24xx_set_timer_source(S3C24XX_PWM3, S3C24XX_PWM4);
85}
86
87static void __init smdk2410_init_time(void)
88{
89	s3c2410_init_clocks(12000000);
90	s3c24xx_timer_init();
91}
92
93static void __init smdk2410_init(void)
94{
95	s3c_i2c0_set_platdata(NULL);
96	platform_add_devices(smdk2410_devices, ARRAY_SIZE(smdk2410_devices));
97	/* Configure the I2S pins (GPE0...GPE4) in correct mode */
98	s3c_gpio_cfgall_range(S3C2410_GPE(0), 5, S3C_GPIO_SFN(2),
99			      S3C_GPIO_PULL_NONE);
100	smdk_machine_init();
101}
102
103MACHINE_START(SMDK2410, "SMDK2410") /* @TODO: request a new identifier and switch
104				    * to SMDK2410 */
105	/* Maintainer: Jonas Dietsche */
106	.atag_offset	= 0x100,
107	.map_io		= smdk2410_map_io,
108	.init_irq	= s3c2410_init_irq,
109	.init_machine	= smdk2410_init,
110	.init_time	= smdk2410_init_time,
111MACHINE_END
112