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 unsigned long e800_pin_config[] __initdata = {
  39         /* AC97 */
  40         GPIO28_AC97_BITCLK,
  41         GPIO29_AC97_SDATA_IN_0,
  42         GPIO30_AC97_SDATA_OUT,
  43         GPIO31_AC97_SYNC,
  44 };
  45
  46 static struct w100_gen_regs e800_lcd_regs = {
  47         .lcd_format =            0x00008003,
  48         .lcdd_cntl1 =            0x02a00000,
  49         .lcdd_cntl2 =            0x0003ffff,
  50         .genlcd_cntl1 =          0x000ff2a3,
  51         .genlcd_cntl2 =          0x000002a3,
  52         .genlcd_cntl3 =          0x000102aa,
  53 };
  54
  55 static struct w100_mode e800_lcd_mode[2] = {
  56         [0] = {
  57                 .xres            = 480,
  58                 .yres            = 640,
  59                 .left_margin     = 52,
  60                 .right_margin    = 148,
  61                 .upper_margin    = 2,
  62                 .lower_margin    = 6,
  63                 .crtc_ss         = 0x80350034,
  64                 .crtc_ls         = 0x802b0026,
  65                 .crtc_gs         = 0x80160016,
  66                 .crtc_vpos_gs    = 0x00020003,
  67                 .crtc_rev        = 0x0040001d,
  68                 .crtc_dclk       = 0xe0000000,
  69                 .crtc_gclk       = 0x82a50049,
  70                 .crtc_goe        = 0x80ee001c,
  71                 .crtc_ps1_active = 0x00000000,
  72                 .pll_freq        = 128,
  73                 .pixclk_divider         = 4,
  74                 .pixclk_divider_rotated = 6,
  75                 .pixclk_src     = CLK_SRC_PLL,
  76                 .sysclk_divider  = 0,
  77                 .sysclk_src     = CLK_SRC_PLL,
  78         },
  79         [1] = {
  80                 .xres            = 240,
  81                 .yres            = 320,
  82                 .left_margin     = 15,
  83                 .right_margin    = 88,
  84                 .upper_margin    = 0,
  85                 .lower_margin    = 7,
  86                 .crtc_ss         = 0xd010000f,
  87                 .crtc_ls         = 0x80070003,
  88                 .crtc_gs         = 0x80000000,
  89                 .crtc_vpos_gs    = 0x01460147,
  90                 .crtc_rev        = 0x00400003,
  91                 .crtc_dclk       = 0xa1700030,
  92                 .crtc_gclk       = 0x814b0008,
  93                 .crtc_goe        = 0x80cc0015,
  94                 .crtc_ps1_active = 0x00000000,
  95                 .pll_freq        = 100,
  96                 .pixclk_divider         = 6, /* Wince uses 14 which gives a */
  97                 .pixclk_divider_rotated = 6, /* 7MHz Pclk. We use a 14MHz one */
  98                 .pixclk_src     = CLK_SRC_PLL,
  99                 .sysclk_divider  = 0,
 100                 .sysclk_src     = CLK_SRC_PLL,
 101         }
 102 };
 103
 104
 105 static struct w100_gpio_regs e800_w100_gpio_info = {
 106         .init_data1 = 0xc13fc019,
 107         .gpio_dir1  = 0x3e40df7f,
 108         .gpio_oe1   = 0x003c3000,
 109         .init_data2 = 0x00000000,
 110         .gpio_dir2  = 0x00000000,
 111         .gpio_oe2   = 0x00000000,
 112 };
 113
 114 static struct w100_mem_info e800_w100_mem_info = {
 115         .ext_cntl        = 0x09640011,
 116         .sdram_mode_reg  = 0x00600021,
 117         .ext_timing_cntl = 0x10001545,
 118         .io_cntl         = 0x7ddd7333,
 119         .size            = 0x1fffff,
 120 };
 121
 122 static void e800_tg_change(struct w100fb_par *par)
 123 {
 124         unsigned long tmp;
 125
 126         tmp = w100fb_gpio_read(W100_GPIO_PORT_A);
 127         if (par->mode->xres == 480)
 128                 tmp |= 0x100;
 129         else
 130                 tmp &= ~0x100;
 131         w100fb_gpio_write(W100_GPIO_PORT_A, tmp);
 132 }
 133
 134 static struct w100_tg_info e800_tg_info = {
 135         .change = e800_tg_change,
 136 };
 137
 138 static struct w100fb_mach_info e800_fb_info = {
 139         .modelist   = e800_lcd_mode,
 140         .num_modes  = 2,
 141         .regs       = &e800_lcd_regs,
 142         .gpio       = &e800_w100_gpio_info,
 143         .mem        = &e800_w100_mem_info,
 144         .tg         = &e800_tg_info,
 145         .xtal_freq  = 16000000,
 146 };
 147
 148 static struct resource e800_fb_resources[] = {
 149         [0] = {
 150                 .start          = 0x0c000000,
 151                 .end            = 0x0cffffff,
 152                 .flags          = IORESOURCE_MEM,
 153         },
 154 };
 155
 156 static struct platform_device e800_fb_device = {
 157         .name           = "w100fb",
 158         .id             = -1,
 159         .dev            = {
 160                 .platform_data  = &e800_fb_info,
 161         },
 162         .num_resources  = ARRAY_SIZE(e800_fb_resources),
 163         .resource       = e800_fb_resources,
 164 };
 165
 166 /* --------------------------- UDC definitions --------------------------- */
 167
 168 static struct pxa2xx_udc_mach_info e800_udc_mach_info = {
 169         .gpio_vbus   = GPIO_E800_USB_DISC,
 170         .gpio_pullup = GPIO_E800_USB_PULLUP,
 171         .gpio_pullup_inverted = 1
 172 };
 173
 174 /* ----------------- e800 tc6393xb parameters ------------------ */
 175
 176 static struct tc6393xb_platform_data e800_tc6393xb_info = {
 177         .irq_base       = IRQ_BOARD_START,
 178         .scr_pll2cr     = 0x0cc1,
 179         .scr_gper       = 0,
 180         .gpio_base      = -1,
 181         .suspend        = &eseries_tmio_suspend,
 182         .resume         = &eseries_tmio_resume,
 183         .enable         = &eseries_tmio_enable,
 184         .disable        = &eseries_tmio_disable,
 185 };
 186
 187 static struct platform_device e800_tc6393xb_device = {
 188         .name           = "tc6393xb",
 189         .id             = -1,
 190         .dev            = {
 191                 .platform_data = &e800_tc6393xb_info,
 192         },
 193         .num_resources = 2,
 194         .resource      = eseries_tmio_resources,
 195 };
 196
 197 /* ----------------------------------------------------------------------- */
 198
 199 static struct platform_device *devices[] __initdata = {
 200         &e800_fb_device,
 201         &e800_tc6393xb_device,
 202 };
 203
 204 static void __init e800_init(void)
 205 {
 206         pxa2xx_mfp_config(ARRAY_AND_SIZE(e800_pin_config));
 207         pxa_set_ffuart_info(NULL);
 208         pxa_set_btuart_info(NULL);
 209         pxa_set_stuart_info(NULL);
 210         clk_add_alias("CLK_CK3P6MI", e800_tc6393xb_device.name,
 211                         "GPIO11_CLK", NULL),
 212         eseries_get_tmio_gpios();
 213         platform_add_devices(devices, ARRAY_SIZE(devices));
 214         pxa_set_udc_info(&e800_udc_mach_info);
 215         pxa_set_ac97_info(NULL);
 216 }
 217
 218 MACHINE_START(E800, "Toshiba e800")
 219         /* Maintainer: Ian Molton (spyro@f2s.com) */
 220         .phys_io        = 0x40000000,
 221         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 222         .boot_params    = 0xa0000100,
 223         .map_io         = pxa_map_io,
 224         .init_irq       = pxa25x_init_irq,
 225         .fixup          = eseries_fixup,
 226         .init_machine   = e800_init,
 227         .timer          = &pxa_timer,
 228 MACHINE_END
 229