/* linux/arch/arm/mach-s3c2440/mach-rx3715.c
   *
   * Copyright (c) 2003-2004 Simtec Electronics
   *	Ben Dooks <ben@simtec.co.uk>
   *
   * http://www.handhelds.org/projects/rx3715.html
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2 as
   * published by the Free Software Foundation.
   *
  */
  
  #include <linux/kernel.h>
  #include <linux/types.h>
  #include <linux/interrupt.h>
  #include <linux/list.h>
  #include <linux/memblock.h>
  #include <linux/timer.h>
  #include <linux/init.h>
  #include <linux/tty.h>
  #include <linux/console.h>
  #include <linux/device.h>
  #include <linux/platform_device.h>
  #include <linux/serial_core.h>
  #include <linux/serial.h>
  #include <linux/io.h>
  #include <linux/mtd/mtd.h>
  #include <linux/mtd/nand.h>
  #include <linux/mtd/nand_ecc.h>
  #include <linux/mtd/partitions.h>
  
  #include <asm/mach/arch.h>
  #include <asm/mach/irq.h>
  #include <asm/mach/map.h>
  
  #include <linux/platform_data/mtd-nand-s3c2410.h>
  
  #include <asm/irq.h>
  #include <asm/mach-types.h>
  
  #include <mach/fb.h>
  #include <mach/hardware.h>
  #include <mach/regs-gpio.h>
  #include <mach/regs-lcd.h>
  #include <mach/gpio-samsung.h>
  
  #include <plat/clock.h>
  #include <plat/cpu.h>
  #include <plat/devs.h>
  #include <plat/pm.h>
  #include <plat/regs-serial.h>
  #include <plat/samsung-time.h>
  
  #include "common.h"
  #include "h1940.h"
  
  static struct map_desc rx3715_iodesc[] __initdata = {
  	/* dump ISA space somewhere unused */
  
  	{
  		.virtual	= (u32)S3C24XX_VA_ISA_WORD,
  		.pfn		= __phys_to_pfn(S3C2410_CS3),
  		.length		= SZ_1M,
  		.type		= MT_DEVICE,
  	}, {
  		.virtual	= (u32)S3C24XX_VA_ISA_BYTE,
  		.pfn		= __phys_to_pfn(S3C2410_CS3),
  		.length		= SZ_1M,
  		.type		= MT_DEVICE,
  	},
  };
  
  static struct s3c2410_uartcfg rx3715_uartcfgs[] = {
  	[0] = {
  		.hwport	     = 0,
  		.flags	     = 0,
  		.ucon	     = 0x3c5,
  		.ulcon	     = 0x03,
  		.ufcon	     = 0x51,
  		.clk_sel	= S3C2410_UCON_CLKSEL3,
  	},
  	[1] = {
  		.hwport	     = 1,
  		.flags	     = 0,
  		.ucon	     = 0x3c5,
  		.ulcon	     = 0x03,
  		.ufcon	     = 0x00,
  		.clk_sel	= S3C2410_UCON_CLKSEL3,
  	},
  	/* IR port */
  	[2] = {
  		.hwport	     = 2,
  		.uart_flags  = UPF_CONS_FLOW,
  		.ucon	     = 0x3c5,
  		.ulcon	     = 0x43,
  		.ufcon	     = 0x51,
  		.clk_sel	= S3C2410_UCON_CLKSEL3,
  	}
  };
  
  /* framebuffer lcd controller information */
  
  static struct s3c2410fb_display rx3715_lcdcfg __initdata = {
  	.lcdcon5 =	S3C2410_LCDCON5_INVVLINE |
  			S3C2410_LCDCON5_FRM565 |
  			S3C2410_LCDCON5_HWSWP,
  
  	.type		= S3C2410_LCDCON1_TFT,
  	.width		= 240,
  	.height		= 320,
  
  	.pixclock	= 260000,
  	.xres		= 240,
  	.yres		= 320,
  	.bpp		= 16,
  	.left_margin	= 36,
  	.right_margin	= 36,
  	.hsync_len	= 8,
  	.upper_margin	= 6,
  	.lower_margin	= 7,
  	.vsync_len	= 3,
  };
  
  static struct s3c2410fb_mach_info rx3715_fb_info __initdata = {
  
  	.displays =	&rx3715_lcdcfg,
  	.num_displays =	1,
  	.default_display = 0,
  
  	.lpcsel =	0xf82,
  
  	.gpccon =	0xaa955699,
  	.gpccon_mask =	0xffc003cc,
  	.gpcup =	0x0000ffff,
  	.gpcup_mask =	0xffffffff,
  
  	.gpdcon =	0xaa95aaa1,
  	.gpdcon_mask =	0xffc0fff0,
  	.gpdup =	0x0000faff,
  	.gpdup_mask =	0xffffffff,
  };
  
  static struct mtd_partition __initdata rx3715_nand_part[] = {
  	[0] = {
  		.name		= "Whole Flash",
  		.offset		= 0,
  		.size		= MTDPART_SIZ_FULL,
  		.mask_flags	= MTD_WRITEABLE,
  	}
  };
  
  static struct s3c2410_nand_set __initdata rx3715_nand_sets[] = {
  	[0] = {
  		.name		= "Internal",
  		.nr_chips	= 1,
  		.nr_partitions	= ARRAY_SIZE(rx3715_nand_part),
  		.partitions	= rx3715_nand_part,
  	},
  };
  
  static struct s3c2410_platform_nand __initdata rx3715_nand_info = {
  	.tacls		= 25,
  	.twrph0		= 50,
  	.twrph1		= 15,
  	.nr_sets	= ARRAY_SIZE(rx3715_nand_sets),
  	.sets		= rx3715_nand_sets,
  };
  
  static struct platform_device *rx3715_devices[] __initdata = {
  	&s3c_device_ohci,
  	&s3c_device_lcd,
  	&s3c_device_wdt,
  	&s3c_device_i2c0,
  	&s3c_device_iis,
  	&s3c_device_nand,
  };
  
  static void __init rx3715_map_io(void)
  {
  	s3c24xx_init_io(rx3715_iodesc, ARRAY_SIZE(rx3715_iodesc));
  	s3c24xx_init_clocks(16934000);
  	s3c24xx_init_uarts(rx3715_uartcfgs, ARRAY_SIZE(rx3715_uartcfgs));
  	samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
  }
  
  /* H1940 and RX3715 need to reserve this for suspend */
  static void __init rx3715_reserve(void)
  {
  	memblock_reserve(0x30003000, 0x1000);
  	memblock_reserve(0x30081000, 0x1000);
  }
  
  static void __init rx3715_init_machine(void)
  {
  #ifdef CONFIG_PM_H1940
  	memcpy(phys_to_virt(H1940_SUSPEND_RESUMEAT), h1940_pm_return, 1024);
  #endif
  	s3c_pm_init();
  
  	s3c_nand_set_platdata(&rx3715_nand_info);
  	s3c24xx_fb_set_platdata(&rx3715_fb_info);
  	platform_add_devices(rx3715_devices, ARRAY_SIZE(rx3715_devices));
  }
  
  MACHINE_START(RX3715, "IPAQ-RX3715")
  	/* Maintainer: Ben Dooks <ben-linux@fluff.org> */
  	.atag_offset	= 0x100,
  	.map_io		= rx3715_map_io,
  	.reserve	= rx3715_reserve,
  	.init_irq	= s3c2440_init_irq,
  	.init_machine	= rx3715_init_machine,
  	.init_time	= samsung_timer_init,
  	.restart	= s3c244x_restart,
  MACHINE_END