[PATCH] s3c2410fb: Platform support for ARM S3C2410 framebuffer driver
[linux-2.6.git] / arch / arm / mach-s3c2410 / mach-h1940.c
1 /* linux/arch/arm/mach-s3c2410/mach-h1940.c
2  *
3  * Copyright (c) 2003-2005 Simtec Electronics
4  *   Ben Dooks <ben@simtec.co.uk>
5  *
6  * http://www.handhelds.org/projects/h1940.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  * Modifications:
13  *     16-May-2003 BJD  Created initial version
14  *     16-Aug-2003 BJD  Fixed header files and copyright, added URL
15  *     05-Sep-2003 BJD  Moved to v2.6 kernel
16  *     06-Jan-2003 BJD  Updates for <arch/map.h>
17  *     18-Jan-2003 BJD  Added serial port configuration
18  *     17-Feb-2003 BJD  Copied to mach-ipaq.c
19  *     21-Aug-2004 BJD  Added struct s3c2410_board
20  *     04-Sep-2004 BJD  Changed uart init, renamed ipaq_ -> h1940_
21  *     18-Oct-2004 BJD  Updated new board structure name
22  *     04-Nov-2004 BJD  Change for new serial clock
23  *     04-Jan-2005 BJD  Updated uart init call
24  *     10-Jan-2005 BJD  Removed include of s3c2410.h
25  *     14-Jan-2005 BJD  Added clock init
26  *     10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA
27 */
28
29 #include <linux/kernel.h>
30 #include <linux/types.h>
31 #include <linux/interrupt.h>
32 #include <linux/list.h>
33 #include <linux/timer.h>
34 #include <linux/init.h>
35
36 #include <asm/mach/arch.h>
37 #include <asm/mach/map.h>
38 #include <asm/mach/irq.h>
39
40 #include <asm/hardware.h>
41 #include <asm/hardware/iomd.h>
42 #include <asm/io.h>
43 #include <asm/irq.h>
44 #include <asm/mach-types.h>
45
46 //#include <asm/debug-ll.h>
47 #include <asm/arch/regs-serial.h>
48 #include <asm/arch/regs-lcd.h>
49
50 #include <asm/arch/fb.h>
51
52 #include <linux/serial_core.h>
53
54 #include "clock.h"
55 #include "devs.h"
56 #include "cpu.h"
57
58 static struct map_desc h1940_iodesc[] __initdata = {
59         /* nothing here yet */
60 };
61
62 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
63 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
64 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
65
66 static struct s3c2410_uartcfg h1940_uartcfgs[] = {
67         [0] = {
68                 .hwport      = 0,
69                 .flags       = 0,
70                 .ucon        = 0x3c5,
71                 .ulcon       = 0x03,
72                 .ufcon       = 0x51,
73         },
74         [1] = {
75                 .hwport      = 1,
76                 .flags       = 0,
77                 .ucon        = 0x245,
78                 .ulcon       = 0x03,
79                 .ufcon       = 0x00,
80         },
81         /* IR port */
82         [2] = {
83                 .hwport      = 2,
84                 .flags       = 0,
85                 .uart_flags  = UPF_CONS_FLOW,
86                 .ucon        = 0x3c5,
87                 .ulcon       = 0x43,
88                 .ufcon       = 0x51,
89         }
90 };
91
92
93
94 /**
95  * Set lcd on or off
96  **/
97 static struct s3c2410fb_mach_info h1940_lcdcfg __initdata = {
98         .fixed_syncs=           1,
99         .regs={
100                 .lcdcon1=       S3C2410_LCDCON1_TFT16BPP | \
101                                 S3C2410_LCDCON1_TFT | \
102                                 S3C2410_LCDCON1_CLKVAL(0x0C),
103
104                 .lcdcon2=       S3C2410_LCDCON2_VBPD(7) | \
105                                 S3C2410_LCDCON2_LINEVAL(319) | \
106                                 S3C2410_LCDCON2_VFPD(6) | \
107                                 S3C2410_LCDCON2_VSPW(0),
108
109                 .lcdcon3=       S3C2410_LCDCON3_HBPD(19) | \
110                                 S3C2410_LCDCON3_HOZVAL(239) | \
111                                 S3C2410_LCDCON3_HFPD(7),
112
113                 .lcdcon4=       S3C2410_LCDCON4_MVAL(0) | \
114                                 S3C2410_LCDCON4_HSPW(3),
115
116                 .lcdcon5=       S3C2410_LCDCON5_FRM565 | \
117                                 S3C2410_LCDCON5_INVVLINE | \
118                                 S3C2410_LCDCON5_HWSWP,
119         },
120         .lpcsel=        0x02,
121         .gpccon=        0xaa940659,
122         .gpccon_mask=   0xffffffff,
123         .gpcup=         0x0000ffff,
124         .gpcup_mask=    0xffffffff,
125         .gpdcon=        0xaa84aaa0,
126         .gpdcon_mask=   0xffffffff,
127         .gpdup=         0x0000faff,
128         .gpdup_mask=    0xffffffff,
129
130         .width=         240,
131         .height=        320,
132         .xres=          {240,240,240},
133         .yres=          {320,320,320},
134         .bpp=           {16,16,16},
135 };
136
137 static struct platform_device *h1940_devices[] __initdata = {
138         &s3c_device_usb,
139         &s3c_device_lcd,
140         &s3c_device_wdt,
141         &s3c_device_i2c,
142         &s3c_device_iis,
143 };
144
145 static struct s3c24xx_board h1940_board __initdata = {
146         .devices       = h1940_devices,
147         .devices_count = ARRAY_SIZE(h1940_devices)
148 };
149
150 void __init h1940_map_io(void)
151 {
152         s3c24xx_init_io(h1940_iodesc, ARRAY_SIZE(h1940_iodesc));
153         s3c24xx_init_clocks(0);
154         s3c24xx_init_uarts(h1940_uartcfgs, ARRAY_SIZE(h1940_uartcfgs));
155         s3c24xx_set_board(&h1940_board);
156 }
157
158 void __init h1940_init_irq(void)
159 {
160         s3c24xx_init_irq();
161
162 }
163
164 void __init h1940_init(void)
165 {
166         set_s3c2410fb_info(&h1940_lcdcfg);
167 }
168
169 MACHINE_START(H1940, "IPAQ-H1940")
170         /* Maintainer: Ben Dooks <ben@fluff.org> */
171         .phys_ram       = S3C2410_SDRAM_PA,
172         .phys_io        = S3C2410_PA_UART,
173         .io_pg_offst    = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
174         .boot_params    = S3C2410_SDRAM_PA + 0x100,
175         .map_io         = h1940_map_io,
176         .init_irq       = h1940_init_irq,
177         .init_machine   = h1940_init,
178         .timer          = &s3c24xx_timer,
179 MACHINE_END