arch/sh/boards/mach-kfr2r09/setup.c

   1 /*
   2  * KFR2R09 board support code
   3  *
   4  * Copyright (C) 2009 Magnus Damm
   5  *
   6  * This file is subject to the terms and conditions of the GNU General Public
   7  * License.  See the file "COPYING" in the main directory of this archive
   8  * for more details.
   9  */
  10 #include <linux/init.h>
  11 #include <linux/platform_device.h>
  12 #include <linux/interrupt.h>
  13 #include <linux/mtd/physmap.h>
  14 #include <linux/mtd/onenand.h>
  15 #include <linux/delay.h>
  16 #include <linux/clk.h>
  17 #include <linux/gpio.h>
  18 #include <linux/input.h>
  19 #include <video/sh_mobile_lcdc.h>
  20 #include <asm/clock.h>
  21 #include <asm/machvec.h>
  22 #include <asm/io.h>
  23 #include <asm/sh_keysc.h>
  24 #include <cpu/sh7724.h>
  25 #include <mach/kfr2r09.h>
  26
  27 static struct mtd_partition kfr2r09_nor_flash_partitions[] =
  28 {
  29         {
  30                 .name = "boot",
  31                 .offset = 0,
  32                 .size = (4 * 1024 * 1024),
  33                 .mask_flags = MTD_WRITEABLE,    /* Read-only */
  34         },
  35         {
  36                 .name = "other",
  37                 .offset = MTDPART_OFS_APPEND,
  38                 .size = MTDPART_SIZ_FULL,
  39         },
  40 };
  41
  42 static struct physmap_flash_data kfr2r09_nor_flash_data = {
  43         .width          = 2,
  44         .parts          = kfr2r09_nor_flash_partitions,
  45         .nr_parts       = ARRAY_SIZE(kfr2r09_nor_flash_partitions),
  46 };
  47
  48 static struct resource kfr2r09_nor_flash_resources[] = {
  49         [0] = {
  50                 .name           = "NOR Flash",
  51                 .start          = 0x00000000,
  52                 .end            = 0x03ffffff,
  53                 .flags          = IORESOURCE_MEM,
  54         }
  55 };
  56
  57 static struct platform_device kfr2r09_nor_flash_device = {
  58         .name           = "physmap-flash",
  59         .resource       = kfr2r09_nor_flash_resources,
  60         .num_resources  = ARRAY_SIZE(kfr2r09_nor_flash_resources),
  61         .dev            = {
  62                 .platform_data = &kfr2r09_nor_flash_data,
  63         },
  64 };
  65
  66 static struct resource kfr2r09_nand_flash_resources[] = {
  67         [0] = {
  68                 .name           = "NAND Flash",
  69                 .start          = 0x10000000,
  70                 .end            = 0x1001ffff,
  71                 .flags          = IORESOURCE_MEM,
  72         }
  73 };
  74
  75 static struct platform_device kfr2r09_nand_flash_device = {
  76         .name           = "onenand-flash",
  77         .resource       = kfr2r09_nand_flash_resources,
  78         .num_resources  = ARRAY_SIZE(kfr2r09_nand_flash_resources),
  79 };
  80
  81 static struct sh_keysc_info kfr2r09_sh_keysc_info = {
  82         .mode = SH_KEYSC_MODE_1, /* KEYOUT0->4, KEYIN0->4 */
  83         .scan_timing = 3,
  84         .delay = 10,
  85         .keycodes = {
  86                 KEY_PHONE, KEY_CLEAR, KEY_MAIL, KEY_WWW, KEY_ENTER,
  87                 KEY_1, KEY_2, KEY_3, 0, KEY_UP,
  88                 KEY_4, KEY_5, KEY_6, 0, KEY_LEFT,
  89                 KEY_7, KEY_8, KEY_9, KEY_PROG1, KEY_RIGHT,
  90                 KEY_S, KEY_0, KEY_P, KEY_PROG2, KEY_DOWN,
  91                 0, 0, 0, 0, 0
  92         },
  93 };
  94
  95 static struct resource kfr2r09_sh_keysc_resources[] = {
  96         [0] = {
  97                 .name   = "KEYSC",
  98                 .start  = 0x044b0000,
  99                 .end    = 0x044b000f,
 100                 .flags  = IORESOURCE_MEM,
 101         },
 102         [1] = {
 103                 .start  = 79,
 104                 .flags  = IORESOURCE_IRQ,
 105         },
 106 };
 107
 108 static struct platform_device kfr2r09_sh_keysc_device = {
 109         .name           = "sh_keysc",
 110         .id             = 0, /* "keysc0" clock */
 111         .num_resources  = ARRAY_SIZE(kfr2r09_sh_keysc_resources),
 112         .resource       = kfr2r09_sh_keysc_resources,
 113         .dev    = {
 114                 .platform_data  = &kfr2r09_sh_keysc_info,
 115         },
 116         .archdata = {
 117                 .hwblk_id = HWBLK_KEYSC,
 118         },
 119 };
 120
 121 static struct sh_mobile_lcdc_info kfr2r09_sh_lcdc_info = {
 122         .clock_source = LCDC_CLK_BUS,
 123         .ch[0] = {
 124                 .chan = LCDC_CHAN_MAINLCD,
 125                 .bpp = 16,
 126                 .interface_type = SYS18,
 127                 .clock_divider = 6,
 128                 .flags = LCDC_FLAGS_DWPOL,
 129                 .lcd_cfg = {
 130                         .name = "TX07D34VM0AAA",
 131                         .xres = 240,
 132                         .yres = 400,
 133                         .left_margin = 0,
 134                         .right_margin = 16,
 135                         .hsync_len = 8,
 136                         .upper_margin = 0,
 137                         .lower_margin = 1,
 138                         .vsync_len = 1,
 139                         .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
 140                 },
 141                 .lcd_size_cfg = {
 142                         .width = 35,
 143                         .height = 58,
 144                 },
 145                 .board_cfg = {
 146                         .setup_sys = kfr2r09_lcd_setup,
 147                         .display_on = kfr2r09_lcd_on,
 148                         .display_off = kfr2r09_lcd_off,
 149                 },
 150                 .sys_bus_cfg = {
 151                         .ldmt2r = 0x07010904,
 152                         .ldmt3r = 0x14012914,
 153                         /* set 1s delay to encourage fsync() */
 154                         .deferred_io_msec = 1000,
 155                 },
 156         }
 157 };
 158
 159 static struct resource kfr2r09_sh_lcdc_resources[] = {
 160         [0] = {
 161                 .name   = "LCDC",
 162                 .start  = 0xfe940000, /* P4-only space */
 163                 .end    = 0xfe941fff,
 164                 .flags  = IORESOURCE_MEM,
 165         },
 166         [1] = {
 167                 .start  = 106,
 168                 .flags  = IORESOURCE_IRQ,
 169         },
 170 };
 171
 172 static struct platform_device kfr2r09_sh_lcdc_device = {
 173         .name           = "sh_mobile_lcdc_fb",
 174         .num_resources  = ARRAY_SIZE(kfr2r09_sh_lcdc_resources),
 175         .resource       = kfr2r09_sh_lcdc_resources,
 176         .dev    = {
 177                 .platform_data  = &kfr2r09_sh_lcdc_info,
 178         },
 179         .archdata = {
 180                 .hwblk_id = HWBLK_LCDC,
 181         },
 182 };
 183
 184 static struct platform_device *kfr2r09_devices[] __initdata = {
 185         &kfr2r09_nor_flash_device,
 186         &kfr2r09_nand_flash_device,
 187         &kfr2r09_sh_keysc_device,
 188         &kfr2r09_sh_lcdc_device,
 189 };
 190
 191 #define BSC_CS0BCR 0xfec10004
 192 #define BSC_CS0WCR 0xfec10024
 193 #define BSC_CS4BCR 0xfec10010
 194 #define BSC_CS4WCR 0xfec10030
 195
 196 static int __init kfr2r09_devices_setup(void)
 197 {
 198         /* enable SCIF1 serial port for YC401 console support */
 199         gpio_request(GPIO_FN_SCIF1_RXD, NULL);
 200         gpio_request(GPIO_FN_SCIF1_TXD, NULL);
 201
 202         /* setup NOR flash at CS0 */
 203         ctrl_outl(0x36db0400, BSC_CS0BCR);
 204         ctrl_outl(0x00000500, BSC_CS0WCR);
 205
 206         /* setup NAND flash at CS4 */
 207         ctrl_outl(0x36db0400, BSC_CS4BCR);
 208         ctrl_outl(0x00000500, BSC_CS4WCR);
 209
 210         /* setup KEYSC pins */
 211         gpio_request(GPIO_FN_KEYOUT0, NULL);
 212         gpio_request(GPIO_FN_KEYOUT1, NULL);
 213         gpio_request(GPIO_FN_KEYOUT2, NULL);
 214         gpio_request(GPIO_FN_KEYOUT3, NULL);
 215         gpio_request(GPIO_FN_KEYOUT4_IN6, NULL);
 216         gpio_request(GPIO_FN_KEYIN0, NULL);
 217         gpio_request(GPIO_FN_KEYIN1, NULL);
 218         gpio_request(GPIO_FN_KEYIN2, NULL);
 219         gpio_request(GPIO_FN_KEYIN3, NULL);
 220         gpio_request(GPIO_FN_KEYIN4, NULL);
 221         gpio_request(GPIO_FN_KEYOUT5_IN5, NULL);
 222
 223         /* setup LCDC pins for SYS panel */
 224         gpio_request(GPIO_FN_LCDD17, NULL);
 225         gpio_request(GPIO_FN_LCDD16, NULL);
 226         gpio_request(GPIO_FN_LCDD15, NULL);
 227         gpio_request(GPIO_FN_LCDD14, NULL);
 228         gpio_request(GPIO_FN_LCDD13, NULL);
 229         gpio_request(GPIO_FN_LCDD12, NULL);
 230         gpio_request(GPIO_FN_LCDD11, NULL);
 231         gpio_request(GPIO_FN_LCDD10, NULL);
 232         gpio_request(GPIO_FN_LCDD9, NULL);
 233         gpio_request(GPIO_FN_LCDD8, NULL);
 234         gpio_request(GPIO_FN_LCDD7, NULL);
 235         gpio_request(GPIO_FN_LCDD6, NULL);
 236         gpio_request(GPIO_FN_LCDD5, NULL);
 237         gpio_request(GPIO_FN_LCDD4, NULL);
 238         gpio_request(GPIO_FN_LCDD3, NULL);
 239         gpio_request(GPIO_FN_LCDD2, NULL);
 240         gpio_request(GPIO_FN_LCDD1, NULL);
 241         gpio_request(GPIO_FN_LCDD0, NULL);
 242         gpio_request(GPIO_FN_LCDRS, NULL); /* LCD_RS */
 243         gpio_request(GPIO_FN_LCDCS, NULL); /* LCD_CS/ */
 244         gpio_request(GPIO_FN_LCDRD, NULL); /* LCD_RD/ */
 245         gpio_request(GPIO_FN_LCDWR, NULL); /* LCD_WR/ */
 246         gpio_request(GPIO_FN_LCDVSYN, NULL); /* LCD_VSYNC */
 247         gpio_request(GPIO_PTE4, NULL); /* LCD_RST/ */
 248         gpio_direction_output(GPIO_PTE4, 1);
 249         gpio_request(GPIO_PTF4, NULL); /* PROTECT/ */
 250         gpio_direction_output(GPIO_PTF4, 1);
 251         gpio_request(GPIO_PTU0, NULL); /* LEDSTDBY/ */
 252         gpio_direction_output(GPIO_PTU0, 1);
 253
 254         return platform_add_devices(kfr2r09_devices,
 255                                     ARRAY_SIZE(kfr2r09_devices));
 256 }
 257 device_initcall(kfr2r09_devices_setup);
 258
 259 /* Return the board specific boot mode pin configuration */
 260 static int kfr2r09_mode_pins(void)
 261 {
 262         /* MD0=1, MD1=1, MD2=0: Clock Mode 3
 263          * MD3=0: 16-bit Area0 Bus Width
 264          * MD5=1: Little Endian
 265          * MD8=1: Test Mode Disabled
 266          */
 267         return MODE_PIN0 | MODE_PIN1 | MODE_PIN5 | MODE_PIN8;
 268 }
 269
 270 /*
 271  * The Machine Vector
 272  */
 273 static struct sh_machine_vector mv_kfr2r09 __initmv = {
 274         .mv_name                = "kfr2r09",
 275         .mv_mode_pins           = kfr2r09_mode_pins,
 276 };