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1 | /* linux/arch/arm/mach-s3c2410/mach-smdk2440.c |
2 | * | |
3 | * Copyright (c) 2004,2005 Simtec Electronics | |
4 | * Ben Dooks <ben@simtec.co.uk> | |
5 | * | |
6 | * http://www.fluff.org/ben/smdk2440/ | |
7 | * | |
8 | * Thanks to Dimity Andric and TomTom for the loan of an SMDK2440. | |
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 | * Modifications: | |
15 | * 01-Nov-2004 BJD Initial version | |
16 | * 12-Nov-2004 BJD Updated for release | |
17 | * 04-Jan-2005 BJD Fixes for pre-release | |
18 | * 22-Feb-2005 BJD Updated for 2.6.11-rc5 relesa | |
19 | * 10-Mar-2005 LCVR Replaced S3C2410_VA by S3C24XX_VA | |
20 | * 14-Mar-2005 BJD void __iomem fixes | |
21 | */ | |
22 | ||
23 | #include <linux/kernel.h> | |
24 | #include <linux/types.h> | |
25 | #include <linux/interrupt.h> | |
26 | #include <linux/list.h> | |
27 | #include <linux/timer.h> | |
28 | #include <linux/init.h> | |
29 | ||
30 | #include <asm/mach/arch.h> | |
31 | #include <asm/mach/map.h> | |
32 | #include <asm/mach/irq.h> | |
33 | ||
34 | #include <asm/hardware.h> | |
35 | #include <asm/hardware/iomd.h> | |
36 | #include <asm/io.h> | |
37 | #include <asm/irq.h> | |
38 | #include <asm/mach-types.h> | |
39 | ||
40 | //#include <asm/debug-ll.h> | |
41 | #include <asm/arch/regs-serial.h> | |
42 | #include <asm/arch/regs-gpio.h> | |
43 | #include <asm/arch/idle.h> | |
44 | ||
45 | #include "s3c2410.h" | |
46 | #include "s3c2440.h" | |
47 | #include "clock.h" | |
48 | #include "devs.h" | |
49 | #include "cpu.h" | |
50 | #include "pm.h" | |
51 | ||
52 | static struct map_desc smdk2440_iodesc[] __initdata = { | |
53 | /* ISA IO Space map (memory space selected by A24) */ | |
54 | ||
55 | { (u32)S3C24XX_VA_ISA_WORD, S3C2410_CS2, SZ_16M, MT_DEVICE }, | |
56 | { (u32)S3C24XX_VA_ISA_BYTE, S3C2410_CS2, SZ_16M, MT_DEVICE }, | |
57 | }; | |
58 | ||
59 | #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK | |
60 | #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB | |
61 | #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE | |
62 | ||
63 | static struct s3c2410_uartcfg smdk2440_uartcfgs[] = { | |
64 | [0] = { | |
65 | .hwport = 0, | |
66 | .flags = 0, | |
67 | .ucon = 0x3c5, | |
68 | .ulcon = 0x03, | |
69 | .ufcon = 0x51, | |
70 | }, | |
71 | [1] = { | |
72 | .hwport = 1, | |
73 | .flags = 0, | |
74 | .ucon = 0x3c5, | |
75 | .ulcon = 0x03, | |
76 | .ufcon = 0x51, | |
77 | }, | |
78 | /* IR port */ | |
79 | [2] = { | |
80 | .hwport = 2, | |
81 | .flags = 0, | |
82 | .ucon = 0x3c5, | |
83 | .ulcon = 0x43, | |
84 | .ufcon = 0x51, | |
85 | } | |
86 | }; | |
87 | ||
88 | static struct platform_device *smdk2440_devices[] __initdata = { | |
89 | &s3c_device_usb, | |
90 | &s3c_device_lcd, | |
91 | &s3c_device_wdt, | |
92 | &s3c_device_i2c, | |
93 | &s3c_device_iis, | |
94 | }; | |
95 | ||
96 | static struct s3c24xx_board smdk2440_board __initdata = { | |
97 | .devices = smdk2440_devices, | |
98 | .devices_count = ARRAY_SIZE(smdk2440_devices) | |
99 | }; | |
100 | ||
101 | void __init smdk2440_map_io(void) | |
102 | { | |
103 | s3c24xx_init_io(smdk2440_iodesc, ARRAY_SIZE(smdk2440_iodesc)); | |
104 | s3c24xx_init_clocks(16934400); | |
105 | s3c24xx_init_uarts(smdk2440_uartcfgs, ARRAY_SIZE(smdk2440_uartcfgs)); | |
106 | s3c24xx_set_board(&smdk2440_board); | |
107 | } | |
108 | ||
109 | void __init smdk2440_machine_init(void) | |
110 | { | |
111 | /* Configure the LEDs (even if we have no LED support)*/ | |
112 | ||
113 | s3c2410_gpio_cfgpin(S3C2410_GPF4, S3C2410_GPF4_OUTP); | |
114 | s3c2410_gpio_cfgpin(S3C2410_GPF5, S3C2410_GPF5_OUTP); | |
115 | s3c2410_gpio_cfgpin(S3C2410_GPF6, S3C2410_GPF6_OUTP); | |
116 | s3c2410_gpio_cfgpin(S3C2410_GPF7, S3C2410_GPF7_OUTP); | |
117 | ||
118 | s3c2410_gpio_setpin(S3C2410_GPF4, 0); | |
119 | s3c2410_gpio_setpin(S3C2410_GPF5, 0); | |
120 | s3c2410_gpio_setpin(S3C2410_GPF6, 0); | |
121 | s3c2410_gpio_setpin(S3C2410_GPF7, 0); | |
122 | ||
123 | s3c2410_pm_init(); | |
124 | } | |
125 | ||
126 | MACHINE_START(S3C2440, "SMDK2440") | |
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127 | /* Maintainer: Ben Dooks <ben@fluff.org> */ |
128 | .phys_ram = S3C2410_SDRAM_PA, | |
129 | .phys_io = S3C2410_PA_UART, | |
130 | .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc, | |
131 | .boot_params = S3C2410_SDRAM_PA + 0x100, | |
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132 | |
133 | .init_irq = s3c24xx_init_irq, | |
134 | .map_io = smdk2440_map_io, | |
135 | .init_machine = smdk2440_machine_init, | |
136 | .timer = &s3c24xx_timer, | |
137 | MACHINE_END |