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