/arch/arm/mach-s3c2410/mach-rx3715.c

  1/* linux/arch/arm/mach-s3c2410/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 * Modifications:
 13 *	16-Sep-2004 BJD  Copied from mach-h1940.c
 14 *	25-Oct-2004 BJD  Updates for 2.6.10-rc1
 15 *	10-Jan-2005 BJD  Removed include of s3c2410.h s3c2440.h
 16 *	14-Jan-2005 BJD  Added new clock init
 17 *	10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA
 18 *	14-Mar-2005 BJD  Fixed __iomem warnings
 19*/
 20
 21#include <linux/kernel.h>
 22#include <linux/types.h>
 23#include <linux/interrupt.h>
 24#include <linux/list.h>
 25#include <linux/timer.h>
 26#include <linux/init.h>
 27#include <linux/tty.h>
 28#include <linux/console.h>
 29#include <linux/serial_core.h>
 30#include <linux/serial.h>
 31
 32#include <asm/mach/arch.h>
 33#include <asm/mach/map.h>
 34#include <asm/mach/irq.h>
 35
 36#include <asm/hardware.h>
 37#include <asm/hardware/iomd.h>
 38#include <asm/io.h>
 39#include <asm/irq.h>
 40#include <asm/mach-types.h>
 41
 42#include <asm/arch/regs-serial.h>
 43#include <asm/arch/regs-gpio.h>
 44
 45#include "clock.h"
 46#include "devs.h"
 47#include "cpu.h"
 48#include "pm.h"
 49
 50static struct map_desc rx3715_iodesc[] __initdata = {
 51	/* dump ISA space somewhere unused */
 52
 53	{ (u32)S3C24XX_VA_ISA_WORD, S3C2410_CS3, SZ_16M, MT_DEVICE },
 54	{ (u32)S3C24XX_VA_ISA_BYTE, S3C2410_CS3, SZ_16M, MT_DEVICE },
 55};
 56
 57
 58static struct s3c24xx_uart_clksrc rx3715_serial_clocks[] = {
 59	[0] = {
 60		.name		= "fclk",
 61		.divisor	= 0,
 62		.min_baud	= 0,
 63		.max_baud	= 0,
 64	}
 65};
 66
 67static struct s3c2410_uartcfg rx3715_uartcfgs[] = {
 68	[0] = {
 69		.hwport	     = 0,
 70		.flags	     = 0,
 71		.ucon	     = 0x3c5,
 72		.ulcon	     = 0x03,
 73		.ufcon	     = 0x51,
 74		.clocks	     = rx3715_serial_clocks,
 75		.clocks_size = ARRAY_SIZE(rx3715_serial_clocks),
 76	},
 77	[1] = {
 78		.hwport	     = 1,
 79		.flags	     = 0,
 80		.ucon	     = 0x3c5,
 81		.ulcon	     = 0x03,
 82		.ufcon	     = 0x00,
 83		.clocks	     = rx3715_serial_clocks,
 84		.clocks_size = ARRAY_SIZE(rx3715_serial_clocks),
 85	},
 86	/* IR port */
 87	[2] = {
 88		.hwport	     = 2,
 89		.uart_flags  = UPF_CONS_FLOW,
 90		.ucon	     = 0x3c5,
 91		.ulcon	     = 0x43,
 92		.ufcon	     = 0x51,
 93		.clocks	     = rx3715_serial_clocks,
 94		.clocks_size = ARRAY_SIZE(rx3715_serial_clocks),
 95	}
 96};
 97
 98static struct platform_device *rx3715_devices[] __initdata = {
 99	&s3c_device_usb,
100	&s3c_device_lcd,
101	&s3c_device_wdt,
102	&s3c_device_i2c,
103	&s3c_device_iis,
104};
105
106static struct s3c24xx_board rx3715_board __initdata = {
107	.devices       = rx3715_devices,
108	.devices_count = ARRAY_SIZE(rx3715_devices)
109};
110
111void __init rx3715_map_io(void)
112{
113	s3c24xx_init_io(rx3715_iodesc, ARRAY_SIZE(rx3715_iodesc));
114	s3c24xx_init_clocks(16934000);
115	s3c24xx_init_uarts(rx3715_uartcfgs, ARRAY_SIZE(rx3715_uartcfgs));
116	s3c24xx_set_board(&rx3715_board);
117}
118
119void __init rx3715_init_irq(void)
120{
121	s3c24xx_init_irq();
122}
123
124#ifdef CONFIG_PM
125static void __init rx3715_init_machine(void)
126{
127	s3c2410_pm_init();
128}
129#else
130#define rx3715_init_machine NULL
131#endif
132
133MACHINE_START(RX3715, "IPAQ-RX3715")
134     MAINTAINER("Ben Dooks <ben@fluff.org>")
135     BOOT_MEM(S3C2410_SDRAM_PA, S3C2410_PA_UART, (u32)S3C24XX_VA_UART)
136     BOOT_PARAMS(S3C2410_SDRAM_PA + 0x100)
137     MAPIO(rx3715_map_io)
138     INITIRQ(rx3715_init_irq)
139     INIT_MACHINE(rx3715_init_machine)
140	.timer		= &s3c24xx_timer,
141MACHINE_END