arch/sh/boards/mach-rsk/devices-rsk7203.c

   1 /*
   2  * Renesas Technology Europe RSK+ 7203 Support.
   3  *
   4  * Copyright (C) 2008 Paul Mundt
   5  *
   6  * This file is subject to the terms and conditions of the GNU General Public
   7  * License.  See the file "COPYING" in the main directory of this archive
   8  * for more details.
   9  */
  10 #include <linux/init.h>
  11 #include <linux/types.h>
  12 #include <linux/platform_device.h>
  13 #include <linux/interrupt.h>
  14 #include <linux/mtd/mtd.h>
  15 #include <linux/mtd/partitions.h>
  16 #include <linux/mtd/physmap.h>
  17 #include <linux/mtd/map.h>
  18 #include <linux/smsc911x.h>
  19 #include <linux/gpio.h>
  20 #include <linux/leds.h>
  21 #include <asm/machvec.h>
  22 #include <asm/io.h>
  23 #include <cpu/sh7203.h>
  24
  25 static struct smsc911x_platform_config smsc911x_config = {
  26         .phy_interface  = PHY_INTERFACE_MODE_MII,
  27         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
  28         .irq_type       = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
  29         .flags          = SMSC911X_USE_32BIT | SMSC911X_SWAP_FIFO,
  30 };
  31
  32 static struct resource smsc911x_resources[] = {
  33         [0] = {
  34                 .start          = 0x24000000,
  35                 .end            = 0x240000ff,
  36                 .flags          = IORESOURCE_MEM,
  37         },
  38         [1] = {
  39                 .start          = 64,
  40                 .end            = 64,
  41                 .flags          = IORESOURCE_IRQ,
  42         },
  43 };
  44
  45 static struct platform_device smsc911x_device = {
  46         .name           = "smsc911x",
  47         .id             = -1,
  48         .num_resources  = ARRAY_SIZE(smsc911x_resources),
  49         .resource       = smsc911x_resources,
  50         .dev            = {
  51                 .platform_data = &smsc911x_config,
  52         },
  53 };
  54
  55 static struct gpio_led rsk7203_gpio_leds[] = {
  56         {
  57                 .name                   = "green",
  58                 .gpio                   = GPIO_PE10,
  59                 .active_low             = 1,
  60         }, {
  61                 .name                   = "orange",
  62                 .default_trigger        = "nand-disk",
  63                 .gpio                   = GPIO_PE12,
  64                 .active_low             = 1,
  65         }, {
  66                 .name                   = "red:timer",
  67                 .default_trigger        = "timer",
  68                 .gpio                   = GPIO_PC14,
  69                 .active_low             = 1,
  70         }, {
  71                 .name                   = "red:heartbeat",
  72                 .default_trigger        = "heartbeat",
  73                 .gpio                   = GPIO_PE11,
  74                 .active_low             = 1,
  75         },
  76 };
  77
  78 static struct gpio_led_platform_data rsk7203_gpio_leds_info = {
  79         .leds           = rsk7203_gpio_leds,
  80         .num_leds       = ARRAY_SIZE(rsk7203_gpio_leds),
  81 };
  82
  83 static struct platform_device led_device = {
  84         .name           = "leds-gpio",
  85         .id             = -1,
  86         .dev            = {
  87                 .platform_data  = &rsk7203_gpio_leds_info,
  88         },
  89 };
  90
  91 static struct platform_device *rsk7203_devices[] __initdata = {
  92         &smsc911x_device,
  93         &led_device,
  94 };
  95
  96 static int __init rsk7203_devices_setup(void)
  97 {
  98         /* Select pins for SCIF0 */
  99         gpio_request(GPIO_FN_TXD0, NULL);
 100         gpio_request(GPIO_FN_RXD0, NULL);
 101
 102         /* Setup LAN9118: CS1 in 16-bit Big Endian Mode, IRQ0 at Port B */
 103         ctrl_outl(0x36db0400, 0xfffc0008); /* CS1BCR */
 104         gpio_request(GPIO_FN_IRQ0_PB, NULL);
 105
 106         return platform_add_devices(rsk7203_devices,
 107                                     ARRAY_SIZE(rsk7203_devices));
 108 }
 109 device_initcall(rsk7203_devices_setup);