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gerrit-public.fairphone.software / kernel / msm-4.9 / 42482e3c77bcb310affdf13e92b93f077d44a7fc / . / arch / arm / mach-s3c2443 / mach-smdk2443.c
blob: b71ee53c28653e5953887cbf225fa2f52194fdef [file] [log] [blame]
Ben Dooks285f4932007-02-15 16:48:58 +0100[diff] [blame]1/* linux/arch/arm/mach-s3c2443/mach-smdk2443.c
2 *
3 * Copyright (c) 2007 Simtec Electronics
4 * Ben Dooks <ben@simtec.co.uk>
5 *
6 * http://www.fluff.org/ben/smdk2443/
7 *
8 * Thanks to Samsung for the loan of an SMDK2443
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13 *
14*/
15
16#include <linux/kernel.h>
17#include <linux/types.h>
18#include <linux/interrupt.h>
19#include <linux/list.h>
20#include <linux/timer.h>
21#include <linux/init.h>
22#include <linux/serial_core.h>
23#include <linux/platform_device.h>
24
25#include <asm/mach/arch.h>
26#include <asm/mach/map.h>
27#include <asm/mach/irq.h>
28
29#include <asm/hardware.h>
Ben Dooks285f4932007-02-15 16:48:58 +0100[diff] [blame]30#include <asm/io.h>
31#include <asm/irq.h>
32#include <asm/mach-types.h>
33
34#include <asm/arch/regs-serial.h>
35#include <asm/arch/regs-gpio.h>
36#include <asm/arch/regs-lcd.h>
37
38#include <asm/arch/idle.h>
39#include <asm/arch/fb.h>
40
41#include <asm/plat-s3c24xx/s3c2410.h>
42#include <asm/plat-s3c24xx/s3c2440.h>
43#include <asm/plat-s3c24xx/clock.h>
44#include <asm/plat-s3c24xx/devs.h>
45#include <asm/plat-s3c24xx/cpu.h>
46
47#include <asm/plat-s3c24xx/common-smdk.h>
48
49static struct map_desc smdk2443_iodesc[] __initdata = {
50 /* ISA IO Space map (memory space selected by A24) */
51
52 {
53 .virtual = (u32)S3C24XX_VA_ISA_WORD,
54 .pfn = __phys_to_pfn(S3C2410_CS2),
55 .length = 0x10000,
56 .type = MT_DEVICE,
57 }, {
58 .virtual = (u32)S3C24XX_VA_ISA_WORD + 0x10000,
59 .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
60 .length = SZ_4M,
61 .type = MT_DEVICE,
62 }, {
63 .virtual = (u32)S3C24XX_VA_ISA_BYTE,
64 .pfn = __phys_to_pfn(S3C2410_CS2),
65 .length = 0x10000,
66 .type = MT_DEVICE,
67 }, {
68 .virtual = (u32)S3C24XX_VA_ISA_BYTE + 0x10000,
69 .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)),
70 .length = SZ_4M,
71 .type = MT_DEVICE,
72 }
73};
74
75#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
76#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
77#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
78
79static struct s3c2410_uartcfg smdk2443_uartcfgs[] __initdata = {
80 [0] = {
81 .hwport = 0,
82 .flags = 0,
83 .ucon = 0x3c5,
84 .ulcon = 0x03,
85 .ufcon = 0x51,
86 },
87 [1] = {
88 .hwport = 1,
89 .flags = 0,
90 .ucon = 0x3c5,
91 .ulcon = 0x03,
92 .ufcon = 0x51,
93 },
94 /* IR port */
95 [2] = {
96 .hwport = 2,
97 .flags = 0,
98 .ucon = 0x3c5,
99 .ulcon = 0x43,
100 .ufcon = 0x51,
101 }
102};
103
104static struct platform_device *smdk2443_devices[] __initdata = {
105 &s3c_device_wdt,
106 &s3c_device_i2c,
107};
108
Ben Dooks285f4932007-02-15 16:48:58 +0100[diff] [blame]109static void __init smdk2443_map_io(void)
110{
111 s3c24xx_init_io(smdk2443_iodesc, ARRAY_SIZE(smdk2443_iodesc));
112 s3c24xx_init_clocks(12000000);
113 s3c24xx_init_uarts(smdk2443_uartcfgs, ARRAY_SIZE(smdk2443_uartcfgs));
Ben Dooks285f4932007-02-15 16:48:58 +0100[diff] [blame]114}
115
116static void __init smdk2443_machine_init(void)
117{
Ben Dooks57e51712007-04-20 11:19:16 +0100[diff] [blame]118 platform_add_devices(smdk2443_devices, ARRAY_SIZE(smdk2443_devices));
Ben Dooks285f4932007-02-15 16:48:58 +0100[diff] [blame]119 smdk_machine_init();
120}
121
122MACHINE_START(SMDK2443, "SMDK2443")
123 /* Maintainer: Ben Dooks <ben@fluff.org> */
124 .phys_io = S3C2410_PA_UART,
125 .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
126 .boot_params = S3C2410_SDRAM_PA + 0x100,
127
128 .init_irq = s3c24xx_init_irq,
129 .map_io = smdk2443_map_io,
130 .init_machine = smdk2443_machine_init,
131 .timer = &s3c24xx_timer,
132MACHINE_END