arch/mips/au1000/common/platform.c

   1 /*
   2  * Platform device support for Au1x00 SoCs.
   3  *
   4  * Copyright 2004, Matt Porter <mporter@kernel.crashing.org>
   5  *
   6  * This file is licensed under the terms of the GNU General Public
   7  * License version 2.  This program is licensed "as is" without any
   8  * warranty of any kind, whether express or implied.
   9  */
  10 #include <linux/config.h>
  11 #include <linux/device.h>
  12 #include <linux/platform_device.h>
  13 #include <linux/kernel.h>
  14 #include <linux/init.h>
  15 #include <linux/resource.h>
  16
  17 #include <asm/mach-au1x00/au1xxx.h>
  18
  19 /* OHCI (USB full speed host controller) */
  20 static struct resource au1xxx_usb_ohci_resources[] = {
  21         [0] = {
  22                 .start          = USB_OHCI_BASE,
  23                 .end            = USB_OHCI_BASE + USB_OHCI_LEN,
  24                 .flags          = IORESOURCE_MEM,
  25         },
  26         [1] = {
  27                 .start          = AU1000_USB_HOST_INT,
  28                 .end            = AU1000_USB_HOST_INT,
  29                 .flags          = IORESOURCE_IRQ,
  30         },
  31 };
  32
  33 /* The dmamask must be set for OHCI to work */
  34 static u64 ohci_dmamask = ~(u32)0;
  35
  36 static struct platform_device au1xxx_usb_ohci_device = {
  37         .name           = "au1xxx-ohci",
  38         .id             = 0,
  39         .dev = {
  40                 .dma_mask               = &ohci_dmamask,
  41                 .coherent_dma_mask      = 0xffffffff,
  42         },
  43         .num_resources  = ARRAY_SIZE(au1xxx_usb_ohci_resources),
  44         .resource       = au1xxx_usb_ohci_resources,
  45 };
  46
  47 /*** AU1100 LCD controller ***/
  48
  49 #ifdef CONFIG_FB_AU1100
  50 static struct resource au1100_lcd_resources[] = {
  51         [0] = {
  52                 .start          = LCD_PHYS_ADDR,
  53                 .end            = LCD_PHYS_ADDR + 0x800 - 1,
  54                 .flags          = IORESOURCE_MEM,
  55         },
  56         [1] = {
  57                 .start          = AU1100_LCD_INT,
  58                 .end            = AU1100_LCD_INT,
  59                 .flags          = IORESOURCE_IRQ,
  60         }
  61 };
  62
  63 static u64 au1100_lcd_dmamask = ~(u32)0;
  64
  65 static struct platform_device au1100_lcd_device = {
  66         .name           = "au1100-lcd",
  67         .id             = 0,
  68         .dev = {
  69                 .dma_mask               = &au1100_lcd_dmamask,
  70                 .coherent_dma_mask      = 0xffffffff,
  71         },
  72         .num_resources  = ARRAY_SIZE(au1100_lcd_resources),
  73         .resource       = au1100_lcd_resources,
  74 };
  75 #endif
  76
  77 #ifdef CONFIG_SOC_AU1200
  78 /* EHCI (USB high speed host controller) */
  79 static struct resource au1xxx_usb_ehci_resources[] = {
  80         [0] = {
  81                 .start          = USB_EHCI_BASE,
  82                 .end            = USB_EHCI_BASE + USB_EHCI_LEN - 1,
  83                 .flags          = IORESOURCE_MEM,
  84         },
  85         [1] = {
  86                 .start          = AU1000_USB_HOST_INT,
  87                 .end            = AU1000_USB_HOST_INT,
  88                 .flags          = IORESOURCE_IRQ,
  89         },
  90 };
  91
  92 static u64 ehci_dmamask = ~(u32)0;
  93
  94 static struct platform_device au1xxx_usb_ehci_device = {
  95         .name           = "au1xxx-ehci",
  96         .id             = 0,
  97         .dev = {
  98                 .dma_mask               = &ehci_dmamask,
  99                 .coherent_dma_mask      = 0xffffffff,
 100         },
 101         .num_resources  = ARRAY_SIZE(au1xxx_usb_ehci_resources),
 102         .resource       = au1xxx_usb_ehci_resources,
 103 };
 104
 105 /* Au1200 UDC (USB gadget controller) */
 106 static struct resource au1xxx_usb_gdt_resources[] = {
 107         [0] = {
 108                 .start          = USB_UDC_BASE,
 109                 .end            = USB_UDC_BASE + USB_UDC_LEN - 1,
 110                 .flags          = IORESOURCE_MEM,
 111         },
 112         [1] = {
 113                 .start          = AU1200_USB_INT,
 114                 .end            = AU1200_USB_INT,
 115                 .flags          = IORESOURCE_IRQ,
 116         },
 117 };
 118
 119 static struct resource au1xxx_mmc_resources[] = {
 120         [0] = {
 121                 .start          = SD0_PHYS_ADDR,
 122                 .end            = SD0_PHYS_ADDR + 0x40,
 123                 .flags          = IORESOURCE_MEM,
 124         },
 125         [1] = {
 126                 .start          = SD1_PHYS_ADDR,
 127                 .end            = SD1_PHYS_ADDR + 0x40,
 128                 .flags          = IORESOURCE_MEM,
 129         },
 130         [2] = {
 131                 .start          = AU1200_SD_INT,
 132                 .end            = AU1200_SD_INT,
 133                 .flags          = IORESOURCE_IRQ,
 134         }
 135 };
 136
 137 static u64 udc_dmamask = ~(u32)0;
 138
 139 static struct platform_device au1xxx_usb_gdt_device = {
 140         .name           = "au1xxx-udc",
 141         .id             = 0,
 142         .dev = {
 143                 .dma_mask               = &udc_dmamask,
 144                 .coherent_dma_mask      = 0xffffffff,
 145         },
 146         .num_resources  = ARRAY_SIZE(au1xxx_usb_gdt_resources),
 147         .resource       = au1xxx_usb_gdt_resources,
 148 };
 149
 150 /* Au1200 UOC (USB OTG controller) */
 151 static struct resource au1xxx_usb_otg_resources[] = {
 152         [0] = {
 153                 .start          = USB_UOC_BASE,
 154                 .end            = USB_UOC_BASE + USB_UOC_LEN - 1,
 155                 .flags          = IORESOURCE_MEM,
 156         },
 157         [1] = {
 158                 .start          = AU1200_USB_INT,
 159                 .end            = AU1200_USB_INT,
 160                 .flags          = IORESOURCE_IRQ,
 161         },
 162 };
 163
 164 static u64 uoc_dmamask = ~(u32)0;
 165
 166 static struct platform_device au1xxx_usb_otg_device = {
 167         .name           = "au1xxx-uoc",
 168         .id             = 0,
 169         .dev = {
 170                 .dma_mask               = &uoc_dmamask,
 171                 .coherent_dma_mask      = 0xffffffff,
 172         },
 173         .num_resources  = ARRAY_SIZE(au1xxx_usb_otg_resources),
 174         .resource       = au1xxx_usb_otg_resources,
 175 };
 176
 177 static struct resource au1200_lcd_resources[] = {
 178         [0] = {
 179                 .start          = LCD_PHYS_ADDR,
 180                 .end            = LCD_PHYS_ADDR + 0x800 - 1,
 181                 .flags          = IORESOURCE_MEM,
 182         },
 183         [1] = {
 184                 .start          = AU1200_LCD_INT,
 185                 .end            = AU1200_LCD_INT,
 186                 .flags          = IORESOURCE_IRQ,
 187         }
 188 };
 189
 190 static struct resource au1200_ide0_resources[] = {
 191         [0] = {
 192                 .start          = AU1XXX_ATA_PHYS_ADDR,
 193                 .end            = AU1XXX_ATA_PHYS_ADDR + AU1XXX_ATA_PHYS_LEN,
 194                 .flags          = IORESOURCE_MEM,
 195         },
 196         [1] = {
 197                 .start          = AU1XXX_ATA_INT,
 198                 .end            = AU1XXX_ATA_INT,
 199                 .flags          = IORESOURCE_IRQ,
 200         }
 201 };
 202
 203 static u64 au1200_lcd_dmamask = ~(u32)0;
 204
 205 static struct platform_device au1200_lcd_device = {
 206         .name           = "au1200-lcd",
 207         .id             = 0,
 208         .dev = {
 209                 .dma_mask               = &au1200_lcd_dmamask,
 210                 .coherent_dma_mask      = 0xffffffff,
 211         },
 212         .num_resources  = ARRAY_SIZE(au1200_lcd_resources),
 213         .resource       = au1200_lcd_resources,
 214 };
 215
 216
 217 static u64 ide0_dmamask = ~(u32)0;
 218
 219 static struct platform_device au1200_ide0_device = {
 220         .name           = "au1200-ide",
 221         .id             = 0,
 222         .dev = {
 223                 .dma_mask               = &ide0_dmamask,
 224                 .coherent_dma_mask      = 0xffffffff,
 225         },
 226         .num_resources = ARRAY_SIZE(au1200_ide0_resources),
 227         .resource       = au1200_ide0_resources,
 228 };
 229
 230 static u64 au1xxx_mmc_dmamask =  ~(u32)0;
 231
 232 static struct platform_device au1xxx_mmc_device = {
 233         .name = "au1xxx-mmc",
 234         .id = 0,
 235         .dev = {
 236                 .dma_mask               = &au1xxx_mmc_dmamask,
 237                 .coherent_dma_mask      = 0xffffffff,
 238         },
 239         .num_resources  = ARRAY_SIZE(au1xxx_mmc_resources),
 240         .resource       = au1xxx_mmc_resources,
 241 };
 242 #endif /* #ifdef CONFIG_SOC_AU1200 */
 243
 244 static struct platform_device au1x00_pcmcia_device = {
 245         .name           = "au1x00-pcmcia",
 246         .id             = 0,
 247 };
 248
 249 #ifdef CONFIG_MIPS_DB1200
 250
 251 static struct resource smc91x_resources[] = {
 252         [0] = {
 253                 .name   = "smc91x-regs",
 254                 .start  = AU1XXX_SMC91111_PHYS_ADDR,
 255                 .end    = AU1XXX_SMC91111_PHYS_ADDR + 0xfffff,
 256                 .flags  = IORESOURCE_MEM,
 257         },
 258         [1] = {
 259                 .start  = AU1XXX_SMC91111_IRQ,
 260                 .end    = AU1XXX_SMC91111_IRQ,
 261                 .flags  = IORESOURCE_IRQ,
 262         },
 263 };
 264
 265 static struct platform_device smc91x_device = {
 266         .name           = "smc91x",
 267         .id             = -1,
 268         .num_resources  = ARRAY_SIZE(smc91x_resources),
 269         .resource       = smc91x_resources,
 270 };
 271
 272 #endif
 273
 274 static struct platform_device *au1xxx_platform_devices[] __initdata = {
 275         &au1xxx_usb_ohci_device,
 276         &au1x00_pcmcia_device,
 277 #ifdef CONFIG_FB_AU1100
 278         &au1100_lcd_device,
 279 #endif
 280 #ifdef CONFIG_SOC_AU1200
 281 #if 0   /* fixme */
 282         &au1xxx_usb_ehci_device,
 283 #endif
 284         &au1xxx_usb_gdt_device,
 285         &au1xxx_usb_otg_device,
 286         &au1200_lcd_device,
 287         &au1200_ide0_device,
 288         &au1xxx_mmc_device,
 289 #endif
 290 #ifdef CONFIG_MIPS_DB1200
 291         &smc91x_device,
 292 #endif
 293 };
 294
 295 int au1xxx_platform_init(void)
 296 {
 297         return platform_add_devices(au1xxx_platform_devices, ARRAY_SIZE(au1xxx_platform_devices));
 298 }
 299
 300 arch_initcall(au1xxx_platform_init);