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mach-rx3715.c

/* 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/timer.h>
#include <linux/init.h>
#include <linux/tty.h>
#include <linux/console.h>
#include <linux/sysdev.h>
#include <linux/platform_device.h>
#include <linux/serial_core.h>
#include <linux/serial.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/map.h>
#include <asm/mach/irq.h>

#include <asm/hardware.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/mach-types.h>

#include <asm/plat-s3c/regs-serial.h>
#include <asm/arch/regs-gpio.h>
#include <asm/arch/regs-lcd.h>

#include <asm/arch/h1940.h>
#include <asm/plat-s3c/nand.h>
#include <asm/arch/fb.h>

#include <asm/plat-s3c24xx/clock.h>
#include <asm/plat-s3c24xx/devs.h>
#include <asm/plat-s3c24xx/cpu.h>
#include <asm/plat-s3c24xx/pm.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 s3c24xx_uart_clksrc rx3715_serial_clocks[] = {
      [0] = {
            .name       = "fclk",
            .divisor    = 0,
            .min_baud   = 0,
            .max_baud   = 0,
      }
};

static struct s3c2410_uartcfg rx3715_uartcfgs[] = {
      [0] = {
            .hwport          = 0,
            .flags           = 0,
            .ucon      = 0x3c5,
            .ulcon           = 0x03,
            .ufcon           = 0x51,
            .clocks          = rx3715_serial_clocks,
            .clocks_size = ARRAY_SIZE(rx3715_serial_clocks),
      },
      [1] = {
            .hwport          = 1,
            .flags           = 0,
            .ucon      = 0x3c5,
            .ulcon           = 0x03,
            .ufcon           = 0x00,
            .clocks          = rx3715_serial_clocks,
            .clocks_size = ARRAY_SIZE(rx3715_serial_clocks),
      },
      /* IR port */
      [2] = {
            .hwport          = 2,
            .uart_flags  = UPF_CONS_FLOW,
            .ucon      = 0x3c5,
            .ulcon           = 0x43,
            .ufcon           = 0x51,
            .clocks          = rx3715_serial_clocks,
            .clocks_size = ARRAY_SIZE(rx3715_serial_clocks),
      }
};

/* 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 rx3715_nand_part[] = {
      [0] = {
            .name       = "Whole Flash",
            .offset           = 0,
            .size       = MTDPART_SIZ_FULL,
            .mask_flags = MTD_WRITEABLE,
      }
};

static struct s3c2410_nand_set 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 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_usb,
      &s3c_device_lcd,
      &s3c_device_wdt,
      &s3c_device_i2c,
      &s3c_device_iis,
      &s3c_device_nand,
};

static void __init rx3715_map_io(void)
{
      s3c_device_nand.dev.platform_data = &rx3715_nand_info;

      s3c24xx_init_io(rx3715_iodesc, ARRAY_SIZE(rx3715_iodesc));
      s3c24xx_init_clocks(16934000);
      s3c24xx_init_uarts(rx3715_uartcfgs, ARRAY_SIZE(rx3715_uartcfgs));
}

static void __init rx3715_init_irq(void)
{
      s3c24xx_init_irq();
}

static void __init rx3715_init_machine(void)
{
#ifdef CONFIG_PM_H1940
      memcpy(phys_to_virt(H1940_SUSPEND_RESUMEAT), h1940_pm_return, 1024);
#endif
      s3c2410_pm_init();

      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@fluff.org> */
      .phys_io    = S3C2410_PA_UART,
      .io_pg_offst      = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
      .boot_params      = S3C2410_SDRAM_PA + 0x100,
      .map_io           = rx3715_map_io,
      .init_irq   = rx3715_init_irq,
      .init_machine     = rx3715_init_machine,
      .timer            = &s3c24xx_timer,
MACHINE_END

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