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/arch/arm/mach-s3c2410/mach-h1940.c

https://bitbucket.org/evzijst/gittest
C | 126 lines | 78 code | 18 blank | 30 comment | 0 complexity | 76eadf47c5e393d19b7850b4f384d679 MD5 | raw file
  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
 49#include <linux/serial_core.h>
 50
 51#include "clock.h"
 52#include "devs.h"
 53#include "cpu.h"
 54
 55static struct map_desc h1940_iodesc[] __initdata = {
 56	/* nothing here yet */
 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
 63static struct s3c2410_uartcfg h1940_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	     = 0x245,
 75		.ulcon	     = 0x03,
 76		.ufcon	     = 0x00,
 77	},
 78	/* IR port */
 79	[2] = {
 80		.hwport	     = 2,
 81		.flags	     = 0,
 82		.uart_flags  = UPF_CONS_FLOW,
 83		.ucon	     = 0x3c5,
 84		.ulcon	     = 0x43,
 85		.ufcon	     = 0x51,
 86	}
 87};
 88
 89
 90
 91
 92static struct platform_device *h1940_devices[] __initdata = {
 93	&s3c_device_usb,
 94	&s3c_device_lcd,
 95	&s3c_device_wdt,
 96	&s3c_device_i2c,
 97	&s3c_device_iis,
 98};
 99
100static struct s3c24xx_board h1940_board __initdata = {
101	.devices       = h1940_devices,
102	.devices_count = ARRAY_SIZE(h1940_devices)
103};
104
105void __init h1940_map_io(void)
106{
107	s3c24xx_init_io(h1940_iodesc, ARRAY_SIZE(h1940_iodesc));
108	s3c24xx_init_clocks(0);
109	s3c24xx_init_uarts(h1940_uartcfgs, ARRAY_SIZE(h1940_uartcfgs));
110	s3c24xx_set_board(&h1940_board);
111}
112
113void __init h1940_init_irq(void)
114{
115	s3c24xx_init_irq();
116
117}
118
119MACHINE_START(H1940, "IPAQ-H1940")
120     MAINTAINER("Ben Dooks <ben@fluff.org>")
121     BOOT_MEM(S3C2410_SDRAM_PA, S3C2410_PA_UART, (u32)S3C24XX_VA_UART)
122     BOOT_PARAMS(S3C2410_SDRAM_PA + 0x100)
123     MAPIO(h1940_map_io)
124     INITIRQ(h1940_init_irq)
125	.timer		= &s3c24xx_timer,
126MACHINE_END