arch/blackfin/mach-bf533/boards/ip0x.c

   1 /*
   2  * Copyright 2004-2009 Analog Devices Inc.
   3  *                2007 David Rowe
   4  *                2006 Intratrade Ltd.
   5  *                     Ivan Danov <idanov@gmail.com>
   6  *                2005 National ICT Australia (NICTA)
   7  *                     Aidan Williams <aidan@nicta.com.au>
   8  *
   9  * Licensed under the GPL-2 or later.
  10  */
  11
  12 #include <linux/device.h>
  13 #include <linux/platform_device.h>
  14 #include <linux/mtd/mtd.h>
  15 #include <linux/mtd/partitions.h>
  16 #include <linux/spi/spi.h>
  17 #include <linux/spi/flash.h>
  18 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
  19 #include <linux/usb/isp1362.h>
  20 #endif
  21 #include <asm/irq.h>
  22 #include <asm/bfin5xx_spi.h>
  23 #include <asm/portmux.h>
  24
  25 /*
  26  * Name the Board for the /proc/cpuinfo
  27  */
  28 const char bfin_board_name[] = "IP04/IP08";
  29
  30 /*
  31  *  Driver needs to know address, irq and flag pin.
  32  */
  33 #if defined(CONFIG_BFIN532_IP0X)
  34 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
  35
  36 #include <linux/dm9000.h>
  37
  38 static struct resource dm9000_resource1[] = {
  39         {
  40                 .start = 0x20100000,
  41                 .end   = 0x20100000 + 1,
  42                 .flags = IORESOURCE_MEM
  43         },{
  44                 .start = 0x20100000 + 2,
  45                 .end   = 0x20100000 + 3,
  46                 .flags = IORESOURCE_MEM
  47         },{
  48                 .start = IRQ_PF15,
  49                 .end   = IRQ_PF15,
  50                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE
  51         }
  52 };
  53
  54 static struct resource dm9000_resource2[] = {
  55         {
  56                 .start = 0x20200000,
  57                 .end   = 0x20200000 + 1,
  58                 .flags = IORESOURCE_MEM
  59         },{
  60                 .start = 0x20200000 + 2,
  61                 .end   = 0x20200000 + 3,
  62                 .flags = IORESOURCE_MEM
  63         },{
  64                 .start = IRQ_PF14,
  65                 .end   = IRQ_PF14,
  66                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE
  67         }
  68 };
  69
  70 /*
  71 * for the moment we limit ourselves to 16bit IO until some
  72 * better IO routines can be written and tested
  73 */
  74 static struct dm9000_plat_data dm9000_platdata1 = {
  75         .flags          = DM9000_PLATF_16BITONLY,
  76 };
  77
  78 static struct platform_device dm9000_device1 = {
  79         .name           = "dm9000",
  80         .id             = 0,
  81         .num_resources  = ARRAY_SIZE(dm9000_resource1),
  82         .resource       = dm9000_resource1,
  83         .dev            = {
  84                 .platform_data = &dm9000_platdata1,
  85         }
  86 };
  87
  88 static struct dm9000_plat_data dm9000_platdata2 = {
  89         .flags          = DM9000_PLATF_16BITONLY,
  90 };
  91
  92 static struct platform_device dm9000_device2 = {
  93         .name           = "dm9000",
  94         .id             = 1,
  95         .num_resources  = ARRAY_SIZE(dm9000_resource2),
  96         .resource       = dm9000_resource2,
  97         .dev            = {
  98                 .platform_data = &dm9000_platdata2,
  99         }
 100 };
 101
 102 #endif
 103 #endif
 104
 105
 106 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 107 /* all SPI peripherals info goes here */
 108
 109 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 110 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
 111         .enable_dma = 0,                /* if 1 - block!!! */
 112         .bits_per_word = 8,
 113 };
 114 #endif
 115
 116 /* Notice: for blackfin, the speed_hz is the value of register
 117  * SPI_BAUD, not the real baudrate */
 118 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 119 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 120         {
 121                 .modalias = "mmc_spi",
 122                 .max_speed_hz = 2,
 123                 .bus_num = 1,
 124                 .chip_select = 5,
 125                 .controller_data = &mmc_spi_chip_info,
 126         },
 127 #endif
 128 };
 129
 130 /* SPI controller data */
 131 static struct bfin5xx_spi_master spi_bfin_master_info = {
 132         .num_chipselect = 8,
 133         .enable_dma = 1,  /* master has the ability to do dma transfer */
 134 };
 135
 136 static struct platform_device spi_bfin_master_device = {
 137         .name = "bfin-spi-master",
 138         .id = 1, /* Bus number */
 139         .dev = {
 140                 .platform_data = &spi_bfin_master_info, /* Passed to driver */
 141         },
 142 };
 143 #endif  /* spi master and devices */
 144
 145 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 146 static struct resource bfin_uart_resources[] = {
 147         {
 148                 .start = 0xFFC00400,
 149                 .end = 0xFFC004FF,
 150                 .flags = IORESOURCE_MEM,
 151         },
 152 };
 153
 154 static struct platform_device bfin_uart_device = {
 155         .name = "bfin-uart",
 156         .id = 1,
 157         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 158         .resource = bfin_uart_resources,
 159 };
 160 #endif
 161
 162 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 163 #ifdef CONFIG_BFIN_SIR0
 164 static struct resource bfin_sir0_resources[] = {
 165         {
 166                 .start = 0xFFC00400,
 167                 .end = 0xFFC004FF,
 168                 .flags = IORESOURCE_MEM,
 169         },
 170         {
 171                 .start = IRQ_UART0_RX,
 172                 .end = IRQ_UART0_RX+1,
 173                 .flags = IORESOURCE_IRQ,
 174         },
 175         {
 176                 .start = CH_UART0_RX,
 177                 .end = CH_UART0_RX+1,
 178                 .flags = IORESOURCE_DMA,
 179         },
 180 };
 181
 182 static struct platform_device bfin_sir0_device = {
 183         .name = "bfin_sir",
 184         .id = 0,
 185         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 186         .resource = bfin_sir0_resources,
 187 };
 188 #endif
 189 #endif
 190
 191 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 192 static struct resource isp1362_hcd_resources[] = {
 193         {
 194                 .start = 0x20300000,
 195                 .end   = 0x20300000 + 1,
 196                 .flags = IORESOURCE_MEM,
 197         },{
 198                 .start = 0x20300000 + 2,
 199                 .end   = 0x20300000 + 3,
 200                 .flags = IORESOURCE_MEM,
 201         },{
 202                 .start = IRQ_PF11,
 203                 .end   = IRQ_PF11,
 204                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 205         },
 206 };
 207
 208 static struct isp1362_platform_data isp1362_priv = {
 209         .sel15Kres = 1,
 210         .clknotstop = 0,
 211         .oc_enable = 0,         /* external OC */
 212         .int_act_high = 0,
 213         .int_edge_triggered = 0,
 214         .remote_wakeup_connected = 0,
 215         .no_power_switching = 1,
 216         .power_switching_mode = 0,
 217 };
 218
 219 static struct platform_device isp1362_hcd_device = {
 220         .name = "isp1362-hcd",
 221         .id = 0,
 222         .dev = {
 223                 .platform_data = &isp1362_priv,
 224         },
 225         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 226         .resource = isp1362_hcd_resources,
 227 };
 228 #endif
 229
 230
 231 static struct platform_device *ip0x_devices[] __initdata = {
 232 #if defined(CONFIG_BFIN532_IP0X)
 233 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
 234         &dm9000_device1,
 235         &dm9000_device2,
 236 #endif
 237 #endif
 238
 239 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 240         &spi_bfin_master_device,
 241 #endif
 242
 243 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 244         &bfin_uart_device,
 245 #endif
 246
 247 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 248 #ifdef CONFIG_BFIN_SIR0
 249         &bfin_sir0_device,
 250 #endif
 251 #endif
 252
 253 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 254         &isp1362_hcd_device,
 255 #endif
 256 };
 257
 258 static int __init ip0x_init(void)
 259 {
 260         int i;
 261
 262         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 263         platform_add_devices(ip0x_devices, ARRAY_SIZE(ip0x_devices));
 264
 265 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 266         for (i = 0; i < ARRAY_SIZE(bfin_spi_board_info); ++i) {
 267                 int j = 1 << bfin_spi_board_info[i].chip_select;
 268                 /* set spi cs to 1 */
 269                 bfin_write_FIO_DIR(bfin_read_FIO_DIR() | j);
 270                 bfin_write_FIO_FLAG_S(j);
 271         }
 272         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 273 #endif
 274
 275         return 0;
 276 }
 277
 278 arch_initcall(ip0x_init);