1 /* linux/arch/arm/mach-s3c2410/mach-h1940.c
3 * Copyright (c) 2003-2005 Simtec Electronics
4 * Ben Dooks <ben@simtec.co.uk>
6 * http://www.handhelds.org/projects/h1940.html
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.
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/serial_core.h>
21 #include <linux/platform_device.h>
23 #include <asm/mach/arch.h>
24 #include <asm/mach/map.h>
25 #include <asm/mach/irq.h>
27 #include <asm/hardware.h>
28 #include <asm/hardware/iomd.h>
31 #include <asm/mach-types.h>
34 #include <asm/arch/regs-serial.h>
35 #include <asm/arch/regs-lcd.h>
37 #include <asm/arch/h1940.h>
38 #include <asm/arch/h1940-latch.h>
39 #include <asm/arch/fb.h>
46 static struct map_desc h1940_iodesc
[] __initdata
= {
48 .virtual = (unsigned long)H1940_LATCH
,
49 .pfn
= __phys_to_pfn(H1940_PA_LATCH
),
55 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
56 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
57 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
59 static struct s3c2410_uartcfg h1940_uartcfgs
[] __initdata
= {
78 .uart_flags
= UPF_CONS_FLOW
,
85 /* Board control latch control */
87 static unsigned int latch_state
= H1940_LATCH_DEFAULT
;
89 void h1940_latch_control(unsigned int clear
, unsigned int set
)
93 local_irq_save(flags
);
95 latch_state
&= ~clear
;
98 __raw_writel(latch_state
, H1940_LATCH
);
100 local_irq_restore(flags
);
103 EXPORT_SYMBOL_GPL(h1940_latch_control
);
109 static struct s3c2410fb_mach_info h1940_lcdcfg __initdata
= {
112 .lcdcon1
= S3C2410_LCDCON1_TFT16BPP
| \
113 S3C2410_LCDCON1_TFT
| \
114 S3C2410_LCDCON1_CLKVAL(0x0C),
116 .lcdcon2
= S3C2410_LCDCON2_VBPD(7) | \
117 S3C2410_LCDCON2_LINEVAL(319) | \
118 S3C2410_LCDCON2_VFPD(6) | \
119 S3C2410_LCDCON2_VSPW(0),
121 .lcdcon3
= S3C2410_LCDCON3_HBPD(19) | \
122 S3C2410_LCDCON3_HOZVAL(239) | \
123 S3C2410_LCDCON3_HFPD(7),
125 .lcdcon4
= S3C2410_LCDCON4_MVAL(0) | \
126 S3C2410_LCDCON4_HSPW(3),
128 .lcdcon5
= S3C2410_LCDCON5_FRM565
| \
129 S3C2410_LCDCON5_INVVLINE
| \
130 S3C2410_LCDCON5_HWSWP
,
134 .gpccon_mask
= 0xffffffff,
136 .gpcup_mask
= 0xffffffff,
138 .gpdcon_mask
= 0xffffffff,
140 .gpdup_mask
= 0xffffffff,
144 .xres
= {240,240,240},
145 .yres
= {320,320,320},
149 static struct platform_device
*h1940_devices
[] __initdata
= {
157 static struct s3c24xx_board h1940_board __initdata
= {
158 .devices
= h1940_devices
,
159 .devices_count
= ARRAY_SIZE(h1940_devices
)
162 static void __init
h1940_map_io(void)
164 s3c24xx_init_io(h1940_iodesc
, ARRAY_SIZE(h1940_iodesc
));
165 s3c24xx_init_clocks(0);
166 s3c24xx_init_uarts(h1940_uartcfgs
, ARRAY_SIZE(h1940_uartcfgs
));
167 s3c24xx_set_board(&h1940_board
);
171 memcpy(phys_to_virt(H1940_SUSPEND_RESUMEAT
), h1940_pm_return
, 1024);
175 static void __init
h1940_init_irq(void)
180 static void __init
h1940_init(void)
182 s3c24xx_fb_set_platdata(&h1940_lcdcfg
);
185 MACHINE_START(H1940
, "IPAQ-H1940")
186 /* Maintainer: Ben Dooks <ben@fluff.org> */
187 .phys_io
= S3C2410_PA_UART
,
188 .io_pg_offst
= (((u32
)S3C24XX_VA_UART
) >> 18) & 0xfffc,
189 .boot_params
= S3C2410_SDRAM_PA
+ 0x100,
190 .map_io
= h1940_map_io
,
191 .init_irq
= h1940_init_irq
,
192 .init_machine
= h1940_init
,
193 .timer
= &s3c24xx_timer
,