arch/arm/mach-pxa/e800.c

   1 /*
   2  * Hardware definitions for the Toshiba eseries PDAs
   3  *
   4  * Copyright (c) 2003 Ian Molton <spyro@f2s.com>
   5  *
   6  * This file is licensed under
   7  * the terms of the GNU General Public License version 2. This program
   8  * is licensed "as is" without any warranty of any kind, whether express
   9  * or implied.
  10  *
  11  */
  12
  13 #include <linux/kernel.h>
  14 #include <linux/init.h>
  15 #include <linux/device.h>
  16 #include <linux/platform_device.h>
  17 #include <linux/fb.h>
  18 #include <linux/mfd/tc6393xb.h>
  19
  20 #include <video/w100fb.h>
  21
  22 #include <asm/setup.h>
  23 #include <asm/mach/arch.h>
  24 #include <asm/mach-types.h>
  25
  26 #include <mach/pxa25x.h>
  27 #include <mach/eseries-gpio.h>
  28 #include <mach/udc.h>
  29 #include <mach/irqs.h>
  30 #include <mach/audio.h>
  31
  32 #include "generic.h"
  33 #include "eseries.h"
  34 #include "clock.h"
  35
  36 /* ------------------------ e800 LCD definitions ------------------------- */
  37
  38 static struct w100_gen_regs e800_lcd_regs = {
  39         .lcd_format =            0x00008003,
  40         .lcdd_cntl1 =            0x02a00000,
  41         .lcdd_cntl2 =            0x0003ffff,
  42         .genlcd_cntl1 =          0x000ff2a3,
  43         .genlcd_cntl2 =          0x000002a3,
  44         .genlcd_cntl3 =          0x000102aa,
  45 };
  46
  47 static struct w100_mode e800_lcd_mode[2] = {
  48         [0] = {
  49                 .xres            = 480,
  50                 .yres            = 640,
  51                 .left_margin     = 52,
  52                 .right_margin    = 148,
  53                 .upper_margin    = 2,
  54                 .lower_margin    = 6,
  55                 .crtc_ss         = 0x80350034,
  56                 .crtc_ls         = 0x802b0026,
  57                 .crtc_gs         = 0x80160016,
  58                 .crtc_vpos_gs    = 0x00020003,
  59                 .crtc_rev        = 0x0040001d,
  60                 .crtc_dclk       = 0xe0000000,
  61                 .crtc_gclk       = 0x82a50049,
  62                 .crtc_goe        = 0x80ee001c,
  63                 .crtc_ps1_active = 0x00000000,
  64                 .pll_freq        = 128,
  65                 .pixclk_divider         = 4,
  66                 .pixclk_divider_rotated = 6,
  67                 .pixclk_src     = CLK_SRC_PLL,
  68                 .sysclk_divider  = 0,
  69                 .sysclk_src     = CLK_SRC_PLL,
  70         },
  71         [1] = {
  72                 .xres            = 240,
  73                 .yres            = 320,
  74                 .left_margin     = 15,
  75                 .right_margin    = 88,
  76                 .upper_margin    = 0,
  77                 .lower_margin    = 7,
  78                 .crtc_ss         = 0xd010000f,
  79                 .crtc_ls         = 0x80070003,
  80                 .crtc_gs         = 0x80000000,
  81                 .crtc_vpos_gs    = 0x01460147,
  82                 .crtc_rev        = 0x00400003,
  83                 .crtc_dclk       = 0xa1700030,
  84                 .crtc_gclk       = 0x814b0008,
  85                 .crtc_goe        = 0x80cc0015,
  86                 .crtc_ps1_active = 0x00000000,
  87                 .pll_freq        = 100,
  88                 .pixclk_divider         = 6, /* Wince uses 14 which gives a */
  89                 .pixclk_divider_rotated = 6, /* 7MHz Pclk. We use a 14MHz one */
  90                 .pixclk_src     = CLK_SRC_PLL,
  91                 .sysclk_divider  = 0,
  92                 .sysclk_src     = CLK_SRC_PLL,
  93         }
  94 };
  95
  96
  97 static struct w100_gpio_regs e800_w100_gpio_info = {
  98         .init_data1 = 0xc13fc019,
  99         .gpio_dir1  = 0x3e40df7f,
 100         .gpio_oe1   = 0x003c3000,
 101         .init_data2 = 0x00000000,
 102         .gpio_dir2  = 0x00000000,
 103         .gpio_oe2   = 0x00000000,
 104 };
 105
 106 static struct w100_mem_info e800_w100_mem_info = {
 107         .ext_cntl        = 0x09640011,
 108         .sdram_mode_reg  = 0x00600021,
 109         .ext_timing_cntl = 0x10001545,
 110         .io_cntl         = 0x7ddd7333,
 111         .size            = 0x1fffff,
 112 };
 113
 114 static void e800_tg_change(struct w100fb_par *par)
 115 {
 116         unsigned long tmp;
 117
 118         tmp = w100fb_gpio_read(W100_GPIO_PORT_A);
 119         if (par->mode->xres == 480)
 120                 tmp |= 0x100;
 121         else
 122                 tmp &= ~0x100;
 123         w100fb_gpio_write(W100_GPIO_PORT_A, tmp);
 124 }
 125
 126 static struct w100_tg_info e800_tg_info = {
 127         .change = e800_tg_change,
 128 };
 129
 130 static struct w100fb_mach_info e800_fb_info = {
 131         .modelist   = e800_lcd_mode,
 132         .num_modes  = 2,
 133         .regs       = &e800_lcd_regs,
 134         .gpio       = &e800_w100_gpio_info,
 135         .mem        = &e800_w100_mem_info,
 136         .tg         = &e800_tg_info,
 137         .xtal_freq  = 16000000,
 138 };
 139
 140 static struct resource e800_fb_resources[] = {
 141         [0] = {
 142                 .start          = 0x0c000000,
 143                 .end            = 0x0cffffff,
 144                 .flags          = IORESOURCE_MEM,
 145         },
 146 };
 147
 148 static struct platform_device e800_fb_device = {
 149         .name           = "w100fb",
 150         .id             = -1,
 151         .dev            = {
 152                 .platform_data  = &e800_fb_info,
 153         },
 154         .num_resources  = ARRAY_SIZE(e800_fb_resources),
 155         .resource       = e800_fb_resources,
 156 };
 157
 158 /* --------------------------- UDC definitions --------------------------- */
 159
 160 static struct pxa2xx_udc_mach_info e800_udc_mach_info = {
 161         .gpio_vbus   = GPIO_E800_USB_DISC,
 162         .gpio_pullup = GPIO_E800_USB_PULLUP,
 163         .gpio_pullup_inverted = 1
 164 };
 165
 166 /* ----------------- e800 tc6393xb parameters ------------------ */
 167
 168 static struct tc6393xb_platform_data e800_tc6393xb_info = {
 169         .irq_base       = IRQ_BOARD_START,
 170         .scr_pll2cr     = 0x0cc1,
 171         .scr_gper       = 0,
 172         .gpio_base      = -1,
 173         .suspend        = &eseries_tmio_suspend,
 174         .resume         = &eseries_tmio_resume,
 175         .enable         = &eseries_tmio_enable,
 176         .disable        = &eseries_tmio_disable,
 177 };
 178
 179 static struct platform_device e800_tc6393xb_device = {
 180         .name           = "tc6393xb",
 181         .id             = -1,
 182         .dev            = {
 183                 .platform_data = &e800_tc6393xb_info,
 184         },
 185         .num_resources = 2,
 186         .resource      = eseries_tmio_resources,
 187 };
 188
 189 /* ----------------------------------------------------------------------- */
 190
 191 static struct platform_device *devices[] __initdata = {
 192         &e800_fb_device,
 193         &e800_tc6393xb_device,
 194 };
 195
 196 static void __init e800_init(void)
 197 {
 198         clk_add_alias("CLK_CK3P6MI", e800_tc6393xb_device.name,
 199                         "GPIO11_CLK", NULL),
 200         eseries_get_tmio_gpios();
 201         platform_add_devices(devices, ARRAY_SIZE(devices));
 202         pxa_set_udc_info(&e800_udc_mach_info);
 203         pxa_set_ac97_info(NULL);
 204 }
 205
 206 MACHINE_START(E800, "Toshiba e800")
 207         /* Maintainer: Ian Molton (spyro@f2s.com) */
 208         .phys_io        = 0x40000000,
 209         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 210         .boot_params    = 0xa0000100,
 211         .map_io         = pxa_map_io,
 212         .init_irq       = pxa25x_init_irq,
 213         .fixup          = eseries_fixup,
 214         .init_machine   = e800_init,
 215         .timer          = &pxa_timer,
 216 MACHINE_END
 217