Logo Search packages:      
Sourcecode: linux version File versions  Download package

e800.c

/*
 * Hardware definitions for the Toshiba eseries PDAs
 *
 * Copyright (c) 2003 Ian Molton <spyro@f2s.com>
 *
 * This file is licensed under
 * the terms of the GNU General Public License version 2. This program
 * is licensed "as is" without any warranty of any kind, whether express
 * or implied.
 *
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/platform_device.h>
#include <linux/fb.h>
#include <linux/mfd/tc6393xb.h>

#include <video/w100fb.h>

#include <asm/setup.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>

#include <mach/pxa25x.h>
#include <mach/eseries-gpio.h>
#include <mach/udc.h>
#include <mach/irqs.h>
#include <mach/audio.h>

#include "generic.h"
#include "eseries.h"
#include "clock.h"

/* ------------------------ e800 LCD definitions ------------------------- */

static struct w100_gen_regs e800_lcd_regs = {
      .lcd_format =            0x00008003,
      .lcdd_cntl1 =            0x02a00000,
      .lcdd_cntl2 =            0x0003ffff,
      .genlcd_cntl1 =          0x000ff2a3,
      .genlcd_cntl2 =          0x000002a3,
      .genlcd_cntl3 =          0x000102aa,
};

static struct w100_mode e800_lcd_mode[2] = {
      [0] = {
            .xres            = 480,
            .yres            = 640,
            .left_margin     = 52,
            .right_margin    = 148,
            .upper_margin    = 2,
            .lower_margin    = 6,
            .crtc_ss         = 0x80350034,
            .crtc_ls         = 0x802b0026,
            .crtc_gs         = 0x80160016,
            .crtc_vpos_gs    = 0x00020003,
            .crtc_rev        = 0x0040001d,
            .crtc_dclk       = 0xe0000000,
            .crtc_gclk       = 0x82a50049,
            .crtc_goe        = 0x80ee001c,
            .crtc_ps1_active = 0x00000000,
            .pll_freq        = 128,
            .pixclk_divider         = 4,
            .pixclk_divider_rotated = 6,
            .pixclk_src     = CLK_SRC_PLL,
            .sysclk_divider  = 0,
            .sysclk_src     = CLK_SRC_PLL,
      },
      [1] = {
            .xres            = 240,
            .yres            = 320,
            .left_margin     = 15,
            .right_margin    = 88,
            .upper_margin    = 0,
            .lower_margin    = 7,
            .crtc_ss         = 0xd010000f,
            .crtc_ls         = 0x80070003,
            .crtc_gs         = 0x80000000,
            .crtc_vpos_gs    = 0x01460147,
            .crtc_rev        = 0x00400003,
            .crtc_dclk       = 0xa1700030,
            .crtc_gclk       = 0x814b0008,
            .crtc_goe        = 0x80cc0015,
            .crtc_ps1_active = 0x00000000,
            .pll_freq        = 100,
            .pixclk_divider         = 6, /* Wince uses 14 which gives a */
            .pixclk_divider_rotated = 6, /* 7MHz Pclk. We use a 14MHz one */
            .pixclk_src     = CLK_SRC_PLL,
            .sysclk_divider  = 0,
            .sysclk_src     = CLK_SRC_PLL,
      }
};


static struct w100_gpio_regs e800_w100_gpio_info = {
      .init_data1 = 0xc13fc019,
      .gpio_dir1  = 0x3e40df7f,
      .gpio_oe1   = 0x003c3000,
      .init_data2 = 0x00000000,
      .gpio_dir2  = 0x00000000,
      .gpio_oe2   = 0x00000000,
};

static struct w100_mem_info e800_w100_mem_info = {
      .ext_cntl        = 0x09640011,
      .sdram_mode_reg  = 0x00600021,
      .ext_timing_cntl = 0x10001545,
      .io_cntl         = 0x7ddd7333,
      .size            = 0x1fffff,
};

static void e800_tg_change(struct w100fb_par *par)
{
      unsigned long tmp;

      tmp = w100fb_gpio_read(W100_GPIO_PORT_A);
      if (par->mode->xres == 480)
            tmp |= 0x100;
      else
            tmp &= ~0x100;
      w100fb_gpio_write(W100_GPIO_PORT_A, tmp);
}

static struct w100_tg_info e800_tg_info = {
      .change = e800_tg_change,
};

static struct w100fb_mach_info e800_fb_info = {
      .modelist   = e800_lcd_mode,
      .num_modes  = 2,
      .regs       = &e800_lcd_regs,
      .gpio       = &e800_w100_gpio_info,
      .mem        = &e800_w100_mem_info,
      .tg         = &e800_tg_info,
      .xtal_freq  = 16000000,
};

static struct resource e800_fb_resources[] = {
      [0] = {
            .start          = 0x0c000000,
            .end            = 0x0cffffff,
            .flags          = IORESOURCE_MEM,
      },
};

static struct platform_device e800_fb_device = {
      .name           = "w100fb",
      .id             = -1,
      .dev            = {
            .platform_data  = &e800_fb_info,
      },
      .num_resources  = ARRAY_SIZE(e800_fb_resources),
      .resource       = e800_fb_resources,
};

/* --------------------------- UDC definitions --------------------------- */

static struct pxa2xx_udc_mach_info e800_udc_mach_info = {
      .gpio_vbus   = GPIO_E800_USB_DISC,
      .gpio_pullup = GPIO_E800_USB_PULLUP,
      .gpio_pullup_inverted = 1
};

/* ----------------- e800 tc6393xb parameters ------------------ */

static struct tc6393xb_platform_data e800_tc6393xb_info = {
      .irq_base       = IRQ_BOARD_START,
      .scr_pll2cr     = 0x0cc1,
      .scr_gper       = 0,
      .gpio_base      = -1,
      .suspend        = &eseries_tmio_suspend,
      .resume         = &eseries_tmio_resume,
      .enable         = &eseries_tmio_enable,
      .disable        = &eseries_tmio_disable,
};

static struct platform_device e800_tc6393xb_device = {
      .name           = "tc6393xb",
      .id             = -1,
      .dev            = {
            .platform_data = &e800_tc6393xb_info,
      },
      .num_resources = 2,
      .resource      = eseries_tmio_resources,
};

/* ----------------------------------------------------------------------- */

static struct platform_device *devices[] __initdata = {
      &e800_fb_device,
      &e800_tc6393xb_device,
};

static void __init e800_init(void)
{
      clk_add_alias("CLK_CK3P6MI", e800_tc6393xb_device.name,
                  "GPIO11_CLK", NULL),
      eseries_get_tmio_gpios();
      platform_add_devices(devices, ARRAY_SIZE(devices));
      pxa_set_udc_info(&e800_udc_mach_info);
      pxa_set_ac97_info(NULL);
}

MACHINE_START(E800, "Toshiba e800")
      /* Maintainer: Ian Molton (spyro@f2s.com) */
      .phys_io    = 0x40000000,
      .io_pg_offst      = (io_p2v(0x40000000) >> 18) & 0xfffc,
      .boot_params      = 0xa0000100,
      .map_io           = pxa_map_io,
      .init_irq   = pxa25x_init_irq,
      .fixup            = eseries_fixup,
      .init_machine     = e800_init,
      .timer            = &pxa_timer,
MACHINE_END


Generated by  Doxygen 1.6.0   Back to index