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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> | |
30 | #include <asm/hardware/iomd.h> | |
31 | #include <asm/io.h> | |
32 | #include <asm/irq.h> | |
33 | #include <asm/mach-types.h> | |
34 | ||
35 | #include <asm/arch/regs-serial.h> | |
36 | #include <asm/arch/regs-gpio.h> | |
37 | #include <asm/arch/regs-lcd.h> | |
38 | ||
39 | #include <asm/arch/idle.h> | |
40 | #include <asm/arch/fb.h> | |
41 | ||
42 | #include <asm/plat-s3c24xx/s3c2410.h> | |
43 | #include <asm/plat-s3c24xx/s3c2440.h> | |
44 | #include <asm/plat-s3c24xx/clock.h> | |
45 | #include <asm/plat-s3c24xx/devs.h> | |
46 | #include <asm/plat-s3c24xx/cpu.h> | |
47 | ||
48 | #include <asm/plat-s3c24xx/common-smdk.h> | |
49 | ||
50 | static struct map_desc smdk2443_iodesc[] __initdata = { | |
51 | /* ISA IO Space map (memory space selected by A24) */ | |
52 | ||
53 | { | |
54 | .virtual = (u32)S3C24XX_VA_ISA_WORD, | |
55 | .pfn = __phys_to_pfn(S3C2410_CS2), | |
56 | .length = 0x10000, | |
57 | .type = MT_DEVICE, | |
58 | }, { | |
59 | .virtual = (u32)S3C24XX_VA_ISA_WORD + 0x10000, | |
60 | .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)), | |
61 | .length = SZ_4M, | |
62 | .type = MT_DEVICE, | |
63 | }, { | |
64 | .virtual = (u32)S3C24XX_VA_ISA_BYTE, | |
65 | .pfn = __phys_to_pfn(S3C2410_CS2), | |
66 | .length = 0x10000, | |
67 | .type = MT_DEVICE, | |
68 | }, { | |
69 | .virtual = (u32)S3C24XX_VA_ISA_BYTE + 0x10000, | |
70 | .pfn = __phys_to_pfn(S3C2410_CS2 + (1<<24)), | |
71 | .length = SZ_4M, | |
72 | .type = MT_DEVICE, | |
73 | } | |
74 | }; | |
75 | ||
76 | #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK | |
77 | #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB | |
78 | #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE | |
79 | ||
80 | static struct s3c2410_uartcfg smdk2443_uartcfgs[] __initdata = { | |
81 | [0] = { | |
82 | .hwport = 0, | |
83 | .flags = 0, | |
84 | .ucon = 0x3c5, | |
85 | .ulcon = 0x03, | |
86 | .ufcon = 0x51, | |
87 | }, | |
88 | [1] = { | |
89 | .hwport = 1, | |
90 | .flags = 0, | |
91 | .ucon = 0x3c5, | |
92 | .ulcon = 0x03, | |
93 | .ufcon = 0x51, | |
94 | }, | |
95 | /* IR port */ | |
96 | [2] = { | |
97 | .hwport = 2, | |
98 | .flags = 0, | |
99 | .ucon = 0x3c5, | |
100 | .ulcon = 0x43, | |
101 | .ufcon = 0x51, | |
102 | } | |
103 | }; | |
104 | ||
105 | static struct platform_device *smdk2443_devices[] __initdata = { | |
106 | &s3c_device_wdt, | |
107 | &s3c_device_i2c, | |
108 | }; | |
109 | ||
110 | static struct s3c24xx_board smdk2443_board __initdata = { | |
111 | .devices = smdk2443_devices, | |
112 | .devices_count = ARRAY_SIZE(smdk2443_devices) | |
113 | }; | |
114 | ||
115 | static void __init smdk2443_map_io(void) | |
116 | { | |
117 | s3c24xx_init_io(smdk2443_iodesc, ARRAY_SIZE(smdk2443_iodesc)); | |
118 | s3c24xx_init_clocks(12000000); | |
119 | s3c24xx_init_uarts(smdk2443_uartcfgs, ARRAY_SIZE(smdk2443_uartcfgs)); | |
120 | s3c24xx_set_board(&smdk2443_board); | |
121 | } | |
122 | ||
123 | static void __init smdk2443_machine_init(void) | |
124 | { | |
125 | smdk_machine_init(); | |
126 | } | |
127 | ||
128 | MACHINE_START(SMDK2443, "SMDK2443") | |
129 | /* Maintainer: Ben Dooks <ben@fluff.org> */ | |
130 | .phys_io = S3C2410_PA_UART, | |
131 | .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc, | |
132 | .boot_params = S3C2410_SDRAM_PA + 0x100, | |
133 | ||
134 | .init_irq = s3c24xx_init_irq, | |
135 | .map_io = smdk2443_map_io, | |
136 | .init_machine = smdk2443_machine_init, | |
137 | .timer = &s3c24xx_timer, | |
138 | MACHINE_END |