arch/sh/boards/mach-x3proto/setup.c

   1 /*
   2  * arch/sh/boards/mach-x3proto/setup.c
   3  *
   4  * Renesas SH-X3 Prototype Board Support.
   5  *
   6  * Copyright (C) 2007 - 2010  Paul Mundt
   7  *
   8  * This file is subject to the terms and conditions of the GNU General Public
   9  * License.  See the file "COPYING" in the main directory of this archive
  10  * for more details.
  11  */
  12 #include <linux/init.h>
  13 #include <linux/platform_device.h>
  14 #include <linux/kernel.h>
  15 #include <linux/io.h>
  16 #include <linux/smc91x.h>
  17 #include <linux/irq.h>
  18 #include <linux/interrupt.h>
  19 #include <linux/input.h>
  20 #include <linux/usb/r8a66597.h>
  21 #include <linux/usb/m66592.h>
  22 #include <linux/gpio.h>
  23 #include <linux/gpio_keys.h>
  24 #include <mach/ilsel.h>
  25 #include <mach/hardware.h>
  26 #include <asm/smp-ops.h>
  27
  28 static struct resource heartbeat_resources[] = {
  29         [0] = {
  30                 .start  = 0xb8140020,
  31                 .end    = 0xb8140020,
  32                 .flags  = IORESOURCE_MEM,
  33         },
  34 };
  35
  36 static struct platform_device heartbeat_device = {
  37         .name           = "heartbeat",
  38         .id             = -1,
  39         .num_resources  = ARRAY_SIZE(heartbeat_resources),
  40         .resource       = heartbeat_resources,
  41 };
  42
  43 static struct smc91x_platdata smc91x_info = {
  44         .flags  = SMC91X_USE_16BIT | SMC91X_NOWAIT,
  45 };
  46
  47 static struct resource smc91x_resources[] = {
  48         [0] = {
  49                 .start          = 0x18000300,
  50                 .end            = 0x18000300 + 0x10 - 1,
  51                 .flags          = IORESOURCE_MEM,
  52         },
  53         [1] = {
  54                 /* Filled in by ilsel */
  55                 .flags          = IORESOURCE_IRQ,
  56         },
  57 };
  58
  59 static struct platform_device smc91x_device = {
  60         .name           = "smc91x",
  61         .id             = -1,
  62         .resource       = smc91x_resources,
  63         .num_resources  = ARRAY_SIZE(smc91x_resources),
  64         .dev    = {
  65                 .platform_data = &smc91x_info,
  66         },
  67 };
  68
  69 static struct r8a66597_platdata r8a66597_data = {
  70         .xtal = R8A66597_PLATDATA_XTAL_12MHZ,
  71         .vif = 1,
  72 };
  73
  74 static struct resource r8a66597_usb_host_resources[] = {
  75         [0] = {
  76                 .start  = 0x18040000,
  77                 .end    = 0x18080000 - 1,
  78                 .flags  = IORESOURCE_MEM,
  79         },
  80         [1] = {
  81                 /* Filled in by ilsel */
  82                 .flags  = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
  83         },
  84 };
  85
  86 static struct platform_device r8a66597_usb_host_device = {
  87         .name           = "r8a66597_hcd",
  88         .id             = -1,
  89         .dev = {
  90                 .dma_mask               = NULL,         /* don't use dma */
  91                 .coherent_dma_mask      = 0xffffffff,
  92                 .platform_data          = &r8a66597_data,
  93         },
  94         .num_resources  = ARRAY_SIZE(r8a66597_usb_host_resources),
  95         .resource       = r8a66597_usb_host_resources,
  96 };
  97
  98 static struct m66592_platdata usbf_platdata = {
  99         .xtal = M66592_PLATDATA_XTAL_24MHZ,
 100         .vif = 1,
 101 };
 102
 103 static struct resource m66592_usb_peripheral_resources[] = {
 104         [0] = {
 105                 .name   = "m66592_udc",
 106                 .start  = 0x18080000,
 107                 .end    = 0x180c0000 - 1,
 108                 .flags  = IORESOURCE_MEM,
 109         },
 110         [1] = {
 111                 .name   = "m66592_udc",
 112                 /* Filled in by ilsel */
 113                 .flags  = IORESOURCE_IRQ,
 114         },
 115 };
 116
 117 static struct platform_device m66592_usb_peripheral_device = {
 118         .name           = "m66592_udc",
 119         .id             = -1,
 120         .dev = {
 121                 .dma_mask               = NULL,         /* don't use dma */
 122                 .coherent_dma_mask      = 0xffffffff,
 123                 .platform_data          = &usbf_platdata,
 124         },
 125         .num_resources  = ARRAY_SIZE(m66592_usb_peripheral_resources),
 126         .resource       = m66592_usb_peripheral_resources,
 127 };
 128
 129 static struct gpio_keys_button baseboard_buttons[NR_BASEBOARD_GPIOS] = {
 130         {
 131                 .desc           = "key44",
 132                 .code           = KEY_POWER,
 133                 .active_low     = 1,
 134                 .wakeup         = 1,
 135         }, {
 136                 .desc           = "key43",
 137                 .code           = KEY_SUSPEND,
 138                 .active_low     = 1,
 139                 .wakeup         = 1,
 140         }, {
 141                 .desc           = "key42",
 142                 .code           = KEY_KATAKANAHIRAGANA,
 143                 .active_low     = 1,
 144         }, {
 145                 .desc           = "key41",
 146                 .code           = KEY_SWITCHVIDEOMODE,
 147                 .active_low     = 1,
 148         }, {
 149                 .desc           = "key34",
 150                 .code           = KEY_F12,
 151                 .active_low     = 1,
 152         }, {
 153                 .desc           = "key33",
 154                 .code           = KEY_F11,
 155                 .active_low     = 1,
 156         }, {
 157                 .desc           = "key32",
 158                 .code           = KEY_F10,
 159                 .active_low     = 1,
 160         }, {
 161                 .desc           = "key31",
 162                 .code           = KEY_F9,
 163                 .active_low     = 1,
 164         }, {
 165                 .desc           = "key24",
 166                 .code           = KEY_F8,
 167                 .active_low     = 1,
 168         }, {
 169                 .desc           = "key23",
 170                 .code           = KEY_F7,
 171                 .active_low     = 1,
 172         }, {
 173                 .desc           = "key22",
 174                 .code           = KEY_F6,
 175                 .active_low     = 1,
 176         }, {
 177                 .desc           = "key21",
 178                 .code           = KEY_F5,
 179                 .active_low     = 1,
 180         }, {
 181                 .desc           = "key14",
 182                 .code           = KEY_F4,
 183                 .active_low     = 1,
 184         }, {
 185                 .desc           = "key13",
 186                 .code           = KEY_F3,
 187                 .active_low     = 1,
 188         }, {
 189                 .desc           = "key12",
 190                 .code           = KEY_F2,
 191                 .active_low     = 1,
 192         }, {
 193                 .desc           = "key11",
 194                 .code           = KEY_F1,
 195                 .active_low     = 1,
 196         },
 197 };
 198
 199 static struct gpio_keys_platform_data baseboard_buttons_data = {
 200         .buttons        = baseboard_buttons,
 201         .nbuttons       = ARRAY_SIZE(baseboard_buttons),
 202 };
 203
 204 static struct platform_device baseboard_buttons_device = {
 205         .name           = "gpio-keys",
 206         .id             = -1,
 207         .dev            = {
 208                 .platform_data  = &baseboard_buttons_data,
 209         },
 210 };
 211
 212 static struct platform_device *x3proto_devices[] __initdata = {
 213         &heartbeat_device,
 214         &smc91x_device,
 215         &r8a66597_usb_host_device,
 216         &m66592_usb_peripheral_device,
 217         &baseboard_buttons_device,
 218 };
 219
 220 static void __init x3proto_init_irq(void)
 221 {
 222         plat_irq_setup_pins(IRQ_MODE_IRL3210);
 223
 224         /* Set ICR0.LVLMODE */
 225         __raw_writel(__raw_readl(0xfe410000) | (1 << 21), 0xfe410000);
 226 }
 227
 228 static int __init x3proto_devices_setup(void)
 229 {
 230         int ret, i;
 231
 232         /*
 233          * IRLs are only needed for ILSEL mappings, so flip over the INTC
 234          * pins at a later point to enable the GPIOs to settle.
 235          */
 236         x3proto_init_irq();
 237
 238         /*
 239          * Now that ILSELs are available, set up the baseboard GPIOs.
 240          */
 241         ret = x3proto_gpio_setup();
 242         if (unlikely(ret))
 243                 return ret;
 244
 245         /*
 246          * Propagate dynamic GPIOs for the baseboard button device.
 247          */
 248         for (i = 0; i < ARRAY_SIZE(baseboard_buttons); i++)
 249                 baseboard_buttons[i].gpio = x3proto_gpio_chip.base + i;
 250
 251         r8a66597_usb_host_resources[1].start =
 252                 r8a66597_usb_host_resources[1].end = ilsel_enable(ILSEL_USBH_I);
 253
 254         m66592_usb_peripheral_resources[1].start =
 255                 m66592_usb_peripheral_resources[1].end = ilsel_enable(ILSEL_USBP_I);
 256
 257         smc91x_resources[1].start =
 258                 smc91x_resources[1].end = ilsel_enable(ILSEL_LAN);
 259
 260         return platform_add_devices(x3proto_devices,
 261                                     ARRAY_SIZE(x3proto_devices));
 262 }
 263 device_initcall(x3proto_devices_setup);
 264
 265 static void __init x3proto_setup(char **cmdline_p)
 266 {
 267         register_smp_ops(&shx3_smp_ops);
 268 }
 269
 270 static struct sh_machine_vector mv_x3proto __initmv = {
 271         .mv_name                = "x3proto",
 272         .mv_setup               = x3proto_setup,
 273 };