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

   1 /*
   2  * File:         arch/blackfin/mach-bf533/ip0x.c
   3  * Based on:     arch/blackfin/mach-bf533/bf1.c
   4  * Based on:     arch/blackfin/mach-bf533/stamp.c
   5  * Author:       Ivan Danov <idanov@gmail.com>
   6  *               Modified for IP0X David Rowe
   7  *
   8  * Created:      2007
   9  * Description:  Board info file for the IP04/IP08 boards, which
  10  *               are derived from the BlackfinOne V2.0 boards.
  11  *
  12  * Modified:
  13  *               COpyright 2007 David Rowe
  14  *               Copyright 2006 Intratrade Ltd.
  15  *               Copyright 2005 National ICT Australia (NICTA)
  16  *               Copyright 2004-2006 Analog Devices Inc.
  17  *
  18  * This program is free software; you can redistribute it and/or modify
  19  * it under the terms of the GNU General Public License as published by
  20  * the Free Software Foundation; either version 2 of the License, or
  21  * (at your option) any later version.
  22  *
  23  * This program is distributed in the hope that it will be useful,
  24  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  25  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  26  * GNU General Public License for more details.
  27  *
  28  * You should have received a copy of the GNU General Public License
  29  * along with this program; if not, see the file COPYING, or write
  30  * to the Free Software Foundation, Inc.,
  31  * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  32  */
  33
  34 #include <linux/device.h>
  35 #include <linux/platform_device.h>
  36 #include <linux/mtd/mtd.h>
  37 #include <linux/mtd/partitions.h>
  38 #include <linux/spi/spi.h>
  39 #include <linux/spi/flash.h>
  40 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
  41 #include <linux/usb/isp1362.h>
  42 #endif
  43 #include <asm/irq.h>
  44 #include <asm/bfin5xx_spi.h>
  45
  46 /*
  47  * Name the Board for the /proc/cpuinfo
  48  */
  49 const char bfin_board_name[] = "IP04/IP08";
  50
  51 /*
  52  *  Driver needs to know address, irq and flag pin.
  53  */
  54 #if defined(CONFIG_BFIN532_IP0X)
  55 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
  56
  57 #include <linux/dm9000.h>
  58
  59 static struct resource dm9000_resource1[] = {
  60         {
  61                 .start = 0x20100000,
  62                 .end   = 0x20100000 + 1,
  63                 .flags = IORESOURCE_MEM
  64         },{
  65                 .start = 0x20100000 + 2,
  66                 .end   = 0x20100000 + 3,
  67                 .flags = IORESOURCE_MEM
  68         },{
  69                 .start = IRQ_PF15,
  70                 .end   = IRQ_PF15,
  71                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE
  72         }
  73 };
  74
  75 static struct resource dm9000_resource2[] = {
  76         {
  77                 .start = 0x20200000,
  78                 .end   = 0x20200000 + 1,
  79                 .flags = IORESOURCE_MEM
  80         },{
  81                 .start = 0x20200000 + 2,
  82                 .end   = 0x20200000 + 3,
  83                 .flags = IORESOURCE_MEM
  84         },{
  85                 .start = IRQ_PF14,
  86                 .end   = IRQ_PF14,
  87                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE
  88         }
  89 };
  90
  91 /*
  92 * for the moment we limit ourselves to 16bit IO until some
  93 * better IO routines can be written and tested
  94 */
  95 static struct dm9000_plat_data dm9000_platdata1 = {
  96         .flags          = DM9000_PLATF_16BITONLY,
  97 };
  98
  99 static struct platform_device dm9000_device1 = {
 100         .name           = "dm9000",
 101         .id             = 0,
 102         .num_resources  = ARRAY_SIZE(dm9000_resource1),
 103         .resource       = dm9000_resource1,
 104         .dev            = {
 105                 .platform_data = &dm9000_platdata1,
 106         }
 107 };
 108
 109 static struct dm9000_plat_data dm9000_platdata2 = {
 110         .flags          = DM9000_PLATF_16BITONLY,
 111 };
 112
 113 static struct platform_device dm9000_device2 = {
 114         .name           = "dm9000",
 115         .id             = 1,
 116         .num_resources  = ARRAY_SIZE(dm9000_resource2),
 117         .resource       = dm9000_resource2,
 118         .dev            = {
 119                 .platform_data = &dm9000_platdata2,
 120         }
 121 };
 122
 123 #endif
 124 #endif
 125
 126
 127 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 128 /* all SPI peripherals info goes here */
 129
 130 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 131 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
 132 /*
 133  * CPOL (Clock Polarity)
 134  *  0 - Active high SCK
 135  *  1 - Active low SCK
 136  *  CPHA (Clock Phase) Selects transfer format and operation mode
 137  *  0 - SCLK toggles from middle of the first data bit, slave select
 138  *      pins controlled by hardware.
 139  *  1 - SCLK toggles from beginning of first data bit, slave select
 140  *      pins controller by user software.
 141  *      .ctl_reg = 0x1c00,               *  CPOL=1,CPHA=1,Sandisk 1G work
 142  * NO NO        .ctl_reg = 0x1800,               *  CPOL=1,CPHA=0
 143  * NO NO        .ctl_reg = 0x1400,               *  CPOL=0,CPHA=1
 144  */
 145         .ctl_reg = 0x1000,              /* CPOL=0,CPHA=0,Sandisk 1G work */
 146         .enable_dma = 0,                /* if 1 - block!!! */
 147         .bits_per_word = 8,
 148         .cs_change_per_word = 0,
 149 };
 150 #endif
 151
 152 /* Notice: for blackfin, the speed_hz is the value of register
 153  * SPI_BAUD, not the real baudrate */
 154 static struct spi_board_info bfin_spi_board_info[] __initdata = {
 155 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
 156         {
 157                 .modalias = "mmc_spi",
 158                 .max_speed_hz = 2,
 159                 .bus_num = 1,
 160                 .chip_select = 5,
 161                 .controller_data = &mmc_spi_chip_info,
 162         },
 163 #endif
 164 };
 165
 166 /* SPI controller data */
 167 static struct bfin5xx_spi_master spi_bfin_master_info = {
 168         .num_chipselect = 8,
 169         .enable_dma = 1,  /* master has the ability to do dma transfer */
 170 };
 171
 172 static struct platform_device spi_bfin_master_device = {
 173         .name = "bfin-spi-master",
 174         .id = 1, /* Bus number */
 175         .dev = {
 176                 .platform_data = &spi_bfin_master_info, /* Passed to driver */
 177         },
 178 };
 179 #endif  /* spi master and devices */
 180
 181 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 182 static struct resource bfin_uart_resources[] = {
 183         {
 184                 .start = 0xFFC00400,
 185                 .end = 0xFFC004FF,
 186                 .flags = IORESOURCE_MEM,
 187         },
 188 };
 189
 190 static struct platform_device bfin_uart_device = {
 191         .name = "bfin-uart",
 192         .id = 1,
 193         .num_resources = ARRAY_SIZE(bfin_uart_resources),
 194         .resource = bfin_uart_resources,
 195 };
 196 #endif
 197
 198 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 199 #ifdef CONFIG_BFIN_SIR0
 200 static struct resource bfin_sir0_resources[] = {
 201         {
 202                 .start = 0xFFC00400,
 203                 .end = 0xFFC004FF,
 204                 .flags = IORESOURCE_MEM,
 205         },
 206         {
 207                 .start = IRQ_UART0_RX,
 208                 .end = IRQ_UART0_RX+1,
 209                 .flags = IORESOURCE_IRQ,
 210         },
 211         {
 212                 .start = CH_UART0_RX,
 213                 .end = CH_UART0_RX+1,
 214                 .flags = IORESOURCE_DMA,
 215         },
 216 };
 217
 218 static struct platform_device bfin_sir0_device = {
 219         .name = "bfin_sir",
 220         .id = 0,
 221         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
 222         .resource = bfin_sir0_resources,
 223 };
 224 #endif
 225 #endif
 226
 227 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 228 static struct resource isp1362_hcd_resources[] = {
 229         {
 230                 .start = 0x20300000,
 231                 .end   = 0x20300000 + 1,
 232                 .flags = IORESOURCE_MEM,
 233         },{
 234                 .start = 0x20300000 + 2,
 235                 .end   = 0x20300000 + 3,
 236                 .flags = IORESOURCE_MEM,
 237         },{
 238                 .start = IRQ_PF11,
 239                 .end   = IRQ_PF11,
 240                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 241         },
 242 };
 243
 244 static struct isp1362_platform_data isp1362_priv = {
 245         .sel15Kres = 1,
 246         .clknotstop = 0,
 247         .oc_enable = 0,         /* external OC */
 248         .int_act_high = 0,
 249         .int_edge_triggered = 0,
 250         .remote_wakeup_connected = 0,
 251         .no_power_switching = 1,
 252         .power_switching_mode = 0,
 253 };
 254
 255 static struct platform_device isp1362_hcd_device = {
 256         .name = "isp1362-hcd",
 257         .id = 0,
 258         .dev = {
 259                 .platform_data = &isp1362_priv,
 260         },
 261         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
 262         .resource = isp1362_hcd_resources,
 263 };
 264 #endif
 265
 266
 267 static struct platform_device *ip0x_devices[] __initdata = {
 268 #if defined(CONFIG_BFIN532_IP0X)
 269 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
 270         &dm9000_device1,
 271         &dm9000_device2,
 272 #endif
 273 #endif
 274
 275 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 276         &spi_bfin_master_device,
 277 #endif
 278
 279 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 280         &bfin_uart_device,
 281 #endif
 282
 283 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
 284 #ifdef CONFIG_BFIN_SIR0
 285         &bfin_sir0_device,
 286 #endif
 287 #endif
 288
 289 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 290         &isp1362_hcd_device,
 291 #endif
 292 };
 293
 294 static int __init ip0x_init(void)
 295 {
 296         int i;
 297
 298         printk(KERN_INFO "%s(): registering device resources\n", __func__);
 299         platform_add_devices(ip0x_devices, ARRAY_SIZE(ip0x_devices));
 300
 301 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
 302         for (i = 0; i < ARRAY_SIZE(bfin_spi_board_info); ++i) {
 303                 int j = 1 << bfin_spi_board_info[i].chip_select;
 304                 /* set spi cs to 1 */
 305                 bfin_write_FIO_DIR(bfin_read_FIO_DIR() | j);
 306                 bfin_write_FIO_FLAG_S(j);
 307         }
 308         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
 309 #endif
 310
 311         return 0;
 312 }
 313
 314 arch_initcall(ip0x_init);