[ARM] S3C24XX: GPIO: Change to macros for GPIO numbering
[linux-2.6.git] / arch / arm / mach-s3c2412 / mach-smdk2413.c
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/platform_device.h>
23 #include <linux/io.h>
24
25 #include <asm/mach/arch.h>
26 #include <asm/mach/map.h>
27 #include <asm/mach/irq.h>
28
29 #include <mach/hardware.h>
30 #include <asm/hardware/iomd.h>
31 #include <asm/setup.h>
32 #include <asm/irq.h>
33 #include <asm/mach-types.h>
34
35 //#include <asm/debug-ll.h>
36 #include <plat/regs-serial.h>
37 #include <mach/regs-gpio.h>
38 #include <mach/regs-lcd.h>
39
40 #include <mach/idle.h>
41 #include <plat/udc.h>
42 #include <plat/iic.h>
43 #include <mach/fb.h>
44
45 #include <plat/s3c2410.h>
46 #include <plat/s3c2412.h>
47 #include <plat/clock.h>
48 #include <plat/devs.h>
49 #include <plat/cpu.h>
50
51 #include <plat/common-smdk.h>
52
53 static struct map_desc smdk2413_iodesc[] __initdata = {
54 };
55
56 static 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 static void smdk2413_udc_pullup(enum s3c2410_udc_cmd_e cmd)
82 {
83         printk(KERN_DEBUG "udc: pullup(%d)\n",cmd);
84
85         switch (cmd)
86         {
87                 case S3C2410_UDC_P_ENABLE :
88                         s3c2410_gpio_setpin(S3C2410_GPF(2), 1);
89                         break;
90                 case S3C2410_UDC_P_DISABLE :
91                         s3c2410_gpio_setpin(S3C2410_GPF(2), 0);
92                         break;
93                 case S3C2410_UDC_P_RESET :
94                         break;
95                 default:
96                         break;
97         }
98 }
99
100
101 static struct s3c2410_udc_mach_info smdk2413_udc_cfg __initdata = {
102         .udc_command            = smdk2413_udc_pullup,
103 };
104
105
106 static struct platform_device *smdk2413_devices[] __initdata = {
107         &s3c_device_usb,
108         //&s3c_device_lcd,
109         &s3c_device_wdt,
110         &s3c_device_i2c0,
111         &s3c_device_iis,
112         &s3c_device_usbgadget,
113 };
114
115 static void __init smdk2413_fixup(struct machine_desc *desc,
116                                   struct tag *tags, char **cmdline,
117                                   struct meminfo *mi)
118 {
119         if (tags != phys_to_virt(S3C2410_SDRAM_PA + 0x100)) {
120                 mi->nr_banks=1;
121                 mi->bank[0].start = 0x30000000;
122                 mi->bank[0].size = SZ_64M;
123                 mi->bank[0].node = 0;
124         }
125 }
126
127 static void __init smdk2413_map_io(void)
128 {
129         s3c24xx_init_io(smdk2413_iodesc, ARRAY_SIZE(smdk2413_iodesc));
130         s3c24xx_init_clocks(12000000);
131         s3c24xx_init_uarts(smdk2413_uartcfgs, ARRAY_SIZE(smdk2413_uartcfgs));
132 }
133
134 static void __init smdk2413_machine_init(void)
135 {       /* Turn off suspend on both USB ports, and switch the
136          * selectable USB port to USB device mode. */
137
138         s3c2410_gpio_setpin(S3C2410_GPF(2), 0);
139         s3c2410_gpio_cfgpin(S3C2410_GPF(2), S3C2410_GPIO_OUTPUT);
140
141         s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST |
142                               S3C2410_MISCCR_USBSUSPND0 |
143                               S3C2410_MISCCR_USBSUSPND1, 0x0);
144
145
146         s3c24xx_udc_set_platdata(&smdk2413_udc_cfg);
147         s3c_i2c0_set_platdata(NULL);
148
149         platform_add_devices(smdk2413_devices, ARRAY_SIZE(smdk2413_devices));
150         smdk_machine_init();
151 }
152
153 MACHINE_START(S3C2413, "S3C2413")
154         /* Maintainer: Ben Dooks <ben@fluff.org> */
155         .phys_io        = S3C2410_PA_UART,
156         .io_pg_offst    = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
157         .boot_params    = S3C2410_SDRAM_PA + 0x100,
158
159         .fixup          = smdk2413_fixup,
160         .init_irq       = s3c24xx_init_irq,
161         .map_io         = smdk2413_map_io,
162         .init_machine   = smdk2413_machine_init,
163         .timer          = &s3c24xx_timer,
164 MACHINE_END
165
166 MACHINE_START(SMDK2412, "SMDK2412")
167         /* Maintainer: Ben Dooks <ben@fluff.org> */
168         .phys_io        = S3C2410_PA_UART,
169         .io_pg_offst    = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
170         .boot_params    = S3C2410_SDRAM_PA + 0x100,
171
172         .fixup          = smdk2413_fixup,
173         .init_irq       = s3c24xx_init_irq,
174         .map_io         = smdk2413_map_io,
175         .init_machine   = smdk2413_machine_init,
176         .timer          = &s3c24xx_timer,
177 MACHINE_END
178
179 MACHINE_START(SMDK2413, "SMDK2413")
180         /* Maintainer: Ben Dooks <ben@fluff.org> */
181         .phys_io        = S3C2410_PA_UART,
182         .io_pg_offst    = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
183         .boot_params    = S3C2410_SDRAM_PA + 0x100,
184
185         .fixup          = smdk2413_fixup,
186         .init_irq       = s3c24xx_init_irq,
187         .map_io         = smdk2413_map_io,
188         .init_machine   = smdk2413_machine_init,
189         .timer          = &s3c24xx_timer,
190 MACHINE_END