Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs...
[linux-2.6] / arch / arm / mach-s3c2440 / mach-rx3715.c
1 /* linux/arch/arm/mach-s3c2440/mach-rx3715.c
2  *
3  * Copyright (c) 2003,2004 Simtec Electronics
4  *      Ben Dooks <ben@simtec.co.uk>
5  *
6  * http://www.handhelds.org/projects/rx3715.html
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  *
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/tty.h>
21 #include <linux/console.h>
22 #include <linux/sysdev.h>
23 #include <linux/platform_device.h>
24 #include <linux/serial_core.h>
25 #include <linux/serial.h>
26 #include <linux/io.h>
27 #include <linux/mtd/mtd.h>
28 #include <linux/mtd/nand.h>
29 #include <linux/mtd/nand_ecc.h>
30 #include <linux/mtd/partitions.h>
31
32 #include <asm/mach/arch.h>
33 #include <asm/mach/map.h>
34 #include <asm/mach/irq.h>
35
36 #include <mach/hardware.h>
37 #include <asm/irq.h>
38 #include <asm/mach-types.h>
39
40 #include <plat/regs-serial.h>
41 #include <mach/regs-gpio.h>
42 #include <mach/regs-lcd.h>
43
44 #include <mach/h1940.h>
45 #include <plat/nand.h>
46 #include <mach/fb.h>
47
48 #include <plat/clock.h>
49 #include <plat/devs.h>
50 #include <plat/cpu.h>
51 #include <plat/pm.h>
52
53 static struct map_desc rx3715_iodesc[] __initdata = {
54         /* dump ISA space somewhere unused */
55
56         {
57                 .virtual        = (u32)S3C24XX_VA_ISA_WORD,
58                 .pfn            = __phys_to_pfn(S3C2410_CS3),
59                 .length         = SZ_1M,
60                 .type           = MT_DEVICE,
61         }, {
62                 .virtual        = (u32)S3C24XX_VA_ISA_BYTE,
63                 .pfn            = __phys_to_pfn(S3C2410_CS3),
64                 .length         = SZ_1M,
65                 .type           = MT_DEVICE,
66         },
67 };
68
69
70 static struct s3c24xx_uart_clksrc rx3715_serial_clocks[] = {
71         [0] = {
72                 .name           = "fclk",
73                 .divisor        = 0,
74                 .min_baud       = 0,
75                 .max_baud       = 0,
76         }
77 };
78
79 static struct s3c2410_uartcfg rx3715_uartcfgs[] = {
80         [0] = {
81                 .hwport      = 0,
82                 .flags       = 0,
83                 .ucon        = 0x3c5,
84                 .ulcon       = 0x03,
85                 .ufcon       = 0x51,
86                 .clocks      = rx3715_serial_clocks,
87                 .clocks_size = ARRAY_SIZE(rx3715_serial_clocks),
88         },
89         [1] = {
90                 .hwport      = 1,
91                 .flags       = 0,
92                 .ucon        = 0x3c5,
93                 .ulcon       = 0x03,
94                 .ufcon       = 0x00,
95                 .clocks      = rx3715_serial_clocks,
96                 .clocks_size = ARRAY_SIZE(rx3715_serial_clocks),
97         },
98         /* IR port */
99         [2] = {
100                 .hwport      = 2,
101                 .uart_flags  = UPF_CONS_FLOW,
102                 .ucon        = 0x3c5,
103                 .ulcon       = 0x43,
104                 .ufcon       = 0x51,
105                 .clocks      = rx3715_serial_clocks,
106                 .clocks_size = ARRAY_SIZE(rx3715_serial_clocks),
107         }
108 };
109
110 /* framebuffer lcd controller information */
111
112 static struct s3c2410fb_display rx3715_lcdcfg __initdata = {
113         .lcdcon5 =      S3C2410_LCDCON5_INVVLINE |
114                         S3C2410_LCDCON5_FRM565 |
115                         S3C2410_LCDCON5_HWSWP,
116
117         .type           = S3C2410_LCDCON1_TFT,
118         .width          = 240,
119         .height         = 320,
120
121         .pixclock       = 260000,
122         .xres           = 240,
123         .yres           = 320,
124         .bpp            = 16,
125         .left_margin    = 36,
126         .right_margin   = 36,
127         .hsync_len      = 8,
128         .upper_margin   = 6,
129         .lower_margin   = 7,
130         .vsync_len      = 3,
131 };
132
133 static struct s3c2410fb_mach_info rx3715_fb_info __initdata = {
134
135         .displays =     &rx3715_lcdcfg,
136         .num_displays = 1,
137         .default_display = 0,
138
139         .lpcsel =       0xf82,
140
141         .gpccon =       0xaa955699,
142         .gpccon_mask =  0xffc003cc,
143         .gpcup =        0x0000ffff,
144         .gpcup_mask =   0xffffffff,
145
146         .gpdcon =       0xaa95aaa1,
147         .gpdcon_mask =  0xffc0fff0,
148         .gpdup =        0x0000faff,
149         .gpdup_mask =   0xffffffff,
150 };
151
152 static struct mtd_partition rx3715_nand_part[] = {
153         [0] = {
154                 .name           = "Whole Flash",
155                 .offset         = 0,
156                 .size           = MTDPART_SIZ_FULL,
157                 .mask_flags     = MTD_WRITEABLE,
158         }
159 };
160
161 static struct s3c2410_nand_set rx3715_nand_sets[] = {
162         [0] = {
163                 .name           = "Internal",
164                 .nr_chips       = 1,
165                 .nr_partitions  = ARRAY_SIZE(rx3715_nand_part),
166                 .partitions     = rx3715_nand_part,
167         },
168 };
169
170 static struct s3c2410_platform_nand rx3715_nand_info = {
171         .tacls          = 25,
172         .twrph0         = 50,
173         .twrph1         = 15,
174         .nr_sets        = ARRAY_SIZE(rx3715_nand_sets),
175         .sets           = rx3715_nand_sets,
176 };
177
178 static struct platform_device *rx3715_devices[] __initdata = {
179         &s3c_device_usb,
180         &s3c_device_lcd,
181         &s3c_device_wdt,
182         &s3c_device_i2c0,
183         &s3c_device_iis,
184         &s3c_device_nand,
185 };
186
187 static void __init rx3715_map_io(void)
188 {
189         s3c_device_nand.dev.platform_data = &rx3715_nand_info;
190
191         s3c24xx_init_io(rx3715_iodesc, ARRAY_SIZE(rx3715_iodesc));
192         s3c24xx_init_clocks(16934000);
193         s3c24xx_init_uarts(rx3715_uartcfgs, ARRAY_SIZE(rx3715_uartcfgs));
194 }
195
196 static void __init rx3715_init_irq(void)
197 {
198         s3c24xx_init_irq();
199 }
200
201 static void __init rx3715_init_machine(void)
202 {
203 #ifdef CONFIG_PM_H1940
204         memcpy(phys_to_virt(H1940_SUSPEND_RESUMEAT), h1940_pm_return, 1024);
205 #endif
206         s3c2410_pm_init();
207
208         s3c24xx_fb_set_platdata(&rx3715_fb_info);
209         platform_add_devices(rx3715_devices, ARRAY_SIZE(rx3715_devices));
210 }
211
212 MACHINE_START(RX3715, "IPAQ-RX3715")
213         /* Maintainer: Ben Dooks <ben@fluff.org> */
214         .phys_io        = S3C2410_PA_UART,
215         .io_pg_offst    = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
216         .boot_params    = S3C2410_SDRAM_PA + 0x100,
217         .map_io         = rx3715_map_io,
218         .init_irq       = rx3715_init_irq,
219         .init_machine   = rx3715_init_machine,
220         .timer          = &s3c24xx_timer,
221 MACHINE_END