arch/arm/mach-shmobile/board-kota2.c

   1 /*
   2  * kota2 board support
   3  *
   4  * Copyright (C) 2011  Renesas Solutions Corp.
   5  * Copyright (C) 2011  Magnus Damm
   6  * Copyright (C) 2010  Takashi Yoshii <yoshii.takashi.zj@renesas.com>
   7  * Copyright (C) 2009  Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; version 2 of the License.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  21  */
  22
  23 #include <linux/kernel.h>
  24 #include <linux/init.h>
  25 #include <linux/interrupt.h>
  26 #include <linux/irq.h>
  27 #include <linux/platform_device.h>
  28 #include <linux/delay.h>
  29 #include <linux/io.h>
  30 #include <linux/smsc911x.h>
  31 #include <linux/gpio.h>
  32 #include <linux/input.h>
  33 #include <linux/input/sh_keysc.h>
  34 #include <linux/gpio_keys.h>
  35 #include <linux/leds.h>
  36 #include <linux/mmc/host.h>
  37 #include <linux/mmc/sh_mmcif.h>
  38 #include <mach/hardware.h>
  39 #include <mach/sh73a0.h>
  40 #include <mach/common.h>
  41 #include <asm/mach-types.h>
  42 #include <asm/mach/arch.h>
  43 #include <asm/mach/map.h>
  44 #include <asm/mach/time.h>
  45 #include <asm/hardware/gic.h>
  46 #include <asm/hardware/cache-l2x0.h>
  47 #include <asm/traps.h>
  48
  49 static struct resource smsc9220_resources[] = {
  50         [0] = {
  51                 .start          = 0x14000000, /* CS5A */
  52                 .end            = 0x140000ff, /* A1->A7 */
  53                 .flags          = IORESOURCE_MEM,
  54         },
  55         [1] = {
  56                 .start          = gic_spi(33), /* PINTA2 @ PORT144 */
  57                 .flags          = IORESOURCE_IRQ,
  58         },
  59 };
  60
  61 static struct smsc911x_platform_config smsc9220_platdata = {
  62         .flags          = SMSC911X_USE_32BIT, /* 32-bit SW on 16-bit HW bus */
  63         .phy_interface  = PHY_INTERFACE_MODE_MII,
  64         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
  65         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
  66 };
  67
  68 static struct platform_device eth_device = {
  69         .name           = "smsc911x",
  70         .id             = 0,
  71         .dev  = {
  72                 .platform_data = &smsc9220_platdata,
  73         },
  74         .resource       = smsc9220_resources,
  75         .num_resources  = ARRAY_SIZE(smsc9220_resources),
  76 };
  77
  78 static struct sh_keysc_info keysc_platdata = {
  79         .mode           = SH_KEYSC_MODE_6,
  80         .scan_timing    = 3,
  81         .delay          = 100,
  82         .keycodes       = {
  83                 KEY_NUMERIC_STAR, KEY_NUMERIC_0, KEY_NUMERIC_POUND,
  84                 0, 0, 0, 0, 0,
  85                 KEY_NUMERIC_7, KEY_NUMERIC_8, KEY_NUMERIC_9,
  86                 0, KEY_DOWN, 0, 0, 0,
  87                 KEY_NUMERIC_4, KEY_NUMERIC_5, KEY_NUMERIC_6,
  88                 KEY_LEFT, KEY_ENTER, KEY_RIGHT, 0, 0,
  89                 KEY_NUMERIC_1, KEY_NUMERIC_2, KEY_NUMERIC_3,
  90                 0, KEY_UP, 0, 0, 0,
  91                 0, 0, 0, 0, 0, 0, 0, 0,
  92                 0, 0, 0, 0, 0, 0, 0, 0,
  93                 0, 0, 0, 0, 0, 0, 0, 0,
  94                 0, 0, 0, 0, 0, 0, 0, 0,
  95         },
  96 };
  97
  98 static struct resource keysc_resources[] = {
  99         [0] = {
 100                 .name   = "KEYSC",
 101                 .start  = 0xe61b0000,
 102                 .end    = 0xe61b0098 - 1,
 103                 .flags  = IORESOURCE_MEM,
 104         },
 105         [1] = {
 106                 .start  = gic_spi(71),
 107                 .flags  = IORESOURCE_IRQ,
 108         },
 109 };
 110
 111 static struct platform_device keysc_device = {
 112         .name           = "sh_keysc",
 113         .id             = 0,
 114         .num_resources  = ARRAY_SIZE(keysc_resources),
 115         .resource       = keysc_resources,
 116         .dev            = {
 117                 .platform_data  = &keysc_platdata,
 118         },
 119 };
 120
 121 #define GPIO_KEY(c, g, d) { .code = c, .gpio = g, .desc = d, .active_low = 1 }
 122
 123 static struct gpio_keys_button gpio_buttons[] = {
 124         GPIO_KEY(KEY_VOLUMEUP, GPIO_PORT56, "+"), /* S2: VOL+ [IRQ9] */
 125         GPIO_KEY(KEY_VOLUMEDOWN, GPIO_PORT54, "-"), /* S3: VOL- [IRQ10] */
 126         GPIO_KEY(KEY_MENU, GPIO_PORT27, "Menu"), /* S4: MENU [IRQ30] */
 127         GPIO_KEY(KEY_HOMEPAGE, GPIO_PORT26, "Home"), /* S5: HOME [IRQ31] */
 128         GPIO_KEY(KEY_BACK, GPIO_PORT11, "Back"), /* S6: BACK [IRQ0] */
 129         GPIO_KEY(KEY_PHONE, GPIO_PORT238, "Tel"), /* S7: TEL [IRQ11] */
 130         GPIO_KEY(KEY_POWER, GPIO_PORT239, "C1"), /* S8: CAM [IRQ13] */
 131         GPIO_KEY(KEY_MAIL, GPIO_PORT224, "Mail"), /* S9: MAIL [IRQ3] */
 132         /* Omitted button "C3?": GPIO_PORT223 - S10: CUST [IRQ8] */
 133         GPIO_KEY(KEY_CAMERA, GPIO_PORT164, "C2"), /* S11: CAM_HALF [IRQ25] */
 134         /* Omitted button "?": GPIO_PORT152 - S12: CAM_FULL [No IRQ] */
 135 };
 136
 137 static struct gpio_keys_platform_data gpio_key_info = {
 138         .buttons        = gpio_buttons,
 139         .nbuttons       = ARRAY_SIZE(gpio_buttons),
 140         .poll_interval  = 250, /* polled for now */
 141 };
 142
 143 static struct platform_device gpio_keys_device = {
 144         .name   = "gpio-keys-polled", /* polled for now */
 145         .id     = -1,
 146         .dev    = {
 147                 .platform_data  = &gpio_key_info,
 148         },
 149 };
 150
 151 #define GPIO_LED(n, g) { .name = n, .gpio = g }
 152
 153 static struct gpio_led gpio_leds[] = {
 154         GPIO_LED("V2513", GPIO_PORT153), /* PORT153 [TPU1T02] -> V2513 */
 155         GPIO_LED("V2514", GPIO_PORT199), /* PORT199 [TPU4TO1] -> V2514 */
 156         GPIO_LED("V2515", GPIO_PORT197), /* PORT197 [TPU2TO1] -> V2515 */
 157         GPIO_LED("KEYLED", GPIO_PORT163), /* PORT163 [TPU3TO0] -> KEYLED */
 158         GPIO_LED("G", GPIO_PORT20), /* PORT20 [GPO0] -> LED7 -> "G" */
 159         GPIO_LED("H", GPIO_PORT21), /* PORT21 [GPO1] -> LED8 -> "H" */
 160         GPIO_LED("J", GPIO_PORT22), /* PORT22 [GPO2] -> LED9 -> "J" */
 161 };
 162
 163 static struct gpio_led_platform_data gpio_leds_info = {
 164         .leds           = gpio_leds,
 165         .num_leds       = ARRAY_SIZE(gpio_leds),
 166 };
 167
 168 static struct platform_device gpio_leds_device = {
 169         .name   = "leds-gpio",
 170         .id     = -1,
 171         .dev    = {
 172                 .platform_data  = &gpio_leds_info,
 173         },
 174 };
 175
 176 static struct resource mmcif_resources[] = {
 177         [0] = {
 178                 .name   = "MMCIF",
 179                 .start  = 0xe6bd0000,
 180                 .end    = 0xe6bd00ff,
 181                 .flags  = IORESOURCE_MEM,
 182         },
 183         [1] = {
 184                 .start  = gic_spi(140),
 185                 .flags  = IORESOURCE_IRQ,
 186         },
 187         [2] = {
 188                 .start  = gic_spi(141),
 189                 .flags  = IORESOURCE_IRQ,
 190         },
 191 };
 192
 193 static struct sh_mmcif_plat_data mmcif_info = {
 194         .ocr            = MMC_VDD_165_195,
 195         .caps           = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
 196 };
 197
 198 static struct platform_device mmcif_device = {
 199         .name           = "sh_mmcif",
 200         .id             = 0,
 201         .dev            = {
 202                 .platform_data          = &mmcif_info,
 203         },
 204         .num_resources  = ARRAY_SIZE(mmcif_resources),
 205         .resource       = mmcif_resources,
 206 };
 207
 208 static struct platform_device *kota2_devices[] __initdata = {
 209         &eth_device,
 210         &keysc_device,
 211         &gpio_keys_device,
 212         &gpio_leds_device,
 213         &mmcif_device,
 214 };
 215
 216 static struct map_desc kota2_io_desc[] __initdata = {
 217         /* create a 1:1 entity map for 0xe6xxxxxx
 218          * used by CPGA, INTC and PFC.
 219          */
 220         {
 221                 .virtual        = 0xe6000000,
 222                 .pfn            = __phys_to_pfn(0xe6000000),
 223                 .length         = 256 << 20,
 224                 .type           = MT_DEVICE_NONSHARED
 225         },
 226 };
 227
 228 static void __init kota2_map_io(void)
 229 {
 230         iotable_init(kota2_io_desc, ARRAY_SIZE(kota2_io_desc));
 231
 232         /* setup early devices and console here as well */
 233         sh73a0_add_early_devices();
 234         shmobile_setup_console();
 235 }
 236
 237 #define PINTER0A        0xe69000a0
 238 #define PINTCR0A        0xe69000b0
 239
 240 void __init kota2_init_irq(void)
 241 {
 242         sh73a0_init_irq();
 243
 244         /* setup PINT: enable PINTA2 as active low */
 245         __raw_writel(1 << 29, PINTER0A);
 246         __raw_writew(2 << 10, PINTCR0A);
 247 }
 248
 249 static void __init kota2_init(void)
 250 {
 251         sh73a0_pinmux_init();
 252
 253         /* SCIFA2 (UART2) */
 254         gpio_request(GPIO_FN_SCIFA2_TXD1, NULL);
 255         gpio_request(GPIO_FN_SCIFA2_RXD1, NULL);
 256         gpio_request(GPIO_FN_SCIFA2_RTS1_, NULL);
 257         gpio_request(GPIO_FN_SCIFA2_CTS1_, NULL);
 258
 259         /* SMSC911X */
 260         gpio_request(GPIO_FN_D0_NAF0, NULL);
 261         gpio_request(GPIO_FN_D1_NAF1, NULL);
 262         gpio_request(GPIO_FN_D2_NAF2, NULL);
 263         gpio_request(GPIO_FN_D3_NAF3, NULL);
 264         gpio_request(GPIO_FN_D4_NAF4, NULL);
 265         gpio_request(GPIO_FN_D5_NAF5, NULL);
 266         gpio_request(GPIO_FN_D6_NAF6, NULL);
 267         gpio_request(GPIO_FN_D7_NAF7, NULL);
 268         gpio_request(GPIO_FN_D8_NAF8, NULL);
 269         gpio_request(GPIO_FN_D9_NAF9, NULL);
 270         gpio_request(GPIO_FN_D10_NAF10, NULL);
 271         gpio_request(GPIO_FN_D11_NAF11, NULL);
 272         gpio_request(GPIO_FN_D12_NAF12, NULL);
 273         gpio_request(GPIO_FN_D13_NAF13, NULL);
 274         gpio_request(GPIO_FN_D14_NAF14, NULL);
 275         gpio_request(GPIO_FN_D15_NAF15, NULL);
 276         gpio_request(GPIO_FN_CS5A_, NULL);
 277         gpio_request(GPIO_FN_WE0__FWE, NULL);
 278         gpio_request(GPIO_PORT144, NULL); /* PINTA2 */
 279         gpio_direction_input(GPIO_PORT144);
 280         gpio_request(GPIO_PORT145, NULL); /* RESET */
 281         gpio_direction_output(GPIO_PORT145, 1);
 282
 283         /* KEYSC */
 284         gpio_request(GPIO_FN_KEYIN0_PU, NULL);
 285         gpio_request(GPIO_FN_KEYIN1_PU, NULL);
 286         gpio_request(GPIO_FN_KEYIN2_PU, NULL);
 287         gpio_request(GPIO_FN_KEYIN3_PU, NULL);
 288         gpio_request(GPIO_FN_KEYIN4_PU, NULL);
 289         gpio_request(GPIO_FN_KEYIN5_PU, NULL);
 290         gpio_request(GPIO_FN_KEYIN6_PU, NULL);
 291         gpio_request(GPIO_FN_KEYIN7_PU, NULL);
 292         gpio_request(GPIO_FN_KEYOUT0, NULL);
 293         gpio_request(GPIO_FN_KEYOUT1, NULL);
 294         gpio_request(GPIO_FN_KEYOUT2, NULL);
 295         gpio_request(GPIO_FN_KEYOUT3, NULL);
 296         gpio_request(GPIO_FN_KEYOUT4, NULL);
 297         gpio_request(GPIO_FN_KEYOUT5, NULL);
 298         gpio_request(GPIO_FN_PORT59_KEYOUT6, NULL);
 299         gpio_request(GPIO_FN_PORT58_KEYOUT7, NULL);
 300         gpio_request(GPIO_FN_KEYOUT8, NULL);
 301
 302         /* MMCIF */
 303         gpio_request(GPIO_FN_MMCCLK0, NULL);
 304         gpio_request(GPIO_FN_MMCD0_0, NULL);
 305         gpio_request(GPIO_FN_MMCD0_1, NULL);
 306         gpio_request(GPIO_FN_MMCD0_2, NULL);
 307         gpio_request(GPIO_FN_MMCD0_3, NULL);
 308         gpio_request(GPIO_FN_MMCD0_4, NULL);
 309         gpio_request(GPIO_FN_MMCD0_5, NULL);
 310         gpio_request(GPIO_FN_MMCD0_6, NULL);
 311         gpio_request(GPIO_FN_MMCD0_7, NULL);
 312         gpio_request(GPIO_FN_MMCCMD0, NULL);
 313         gpio_request(GPIO_PORT208, NULL); /* Reset */
 314         gpio_direction_output(GPIO_PORT208, 1);
 315
 316 #ifdef CONFIG_CACHE_L2X0
 317         /* Early BRESP enable, Shared attribute override enable, 64K*8way */
 318         l2x0_init(__io(0xf0100000), 0x40460000, 0x82000fff);
 319 #endif
 320         sh73a0_add_standard_devices();
 321         platform_add_devices(kota2_devices, ARRAY_SIZE(kota2_devices));
 322 }
 323
 324 static void __init kota2_timer_init(void)
 325 {
 326         sh73a0_clock_init();
 327         shmobile_timer.init();
 328         return;
 329 }
 330
 331 struct sys_timer kota2_timer = {
 332         .init   = kota2_timer_init,
 333 };
 334
 335 MACHINE_START(KOTA2, "kota2")
 336         .map_io         = kota2_map_io,
 337         .init_irq       = kota2_init_irq,
 338         .handle_irq     = shmobile_handle_irq_gic,
 339         .init_machine   = kota2_init,
 340         .timer          = &kota2_timer,
 341 MACHINE_END