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devices.c

/*
 * Copyright 2009 Sascha Hauer, <kernel@pengutronix.de>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA  02110-1301, USA.
 */

#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <linux/gpio.h>
#include <mach/mx25.h>
#include <mach/irqs.h>

static struct resource uart0[] = {
      {
            .start = 0x43f90000,
            .end = 0x43f93fff,
            .flags = IORESOURCE_MEM,
      }, {
            .start = 45,
            .end = 45,
            .flags = IORESOURCE_IRQ,
      },
};

struct platform_device mxc_uart_device0 = {
      .name = "imx-uart",
      .id = 0,
      .resource = uart0,
      .num_resources = ARRAY_SIZE(uart0),
};

static struct resource uart1[] = {
      {
            .start = 0x43f94000,
            .end = 0x43f97fff,
            .flags = IORESOURCE_MEM,
      }, {
            .start = 32,
            .end = 32,
            .flags = IORESOURCE_IRQ,
      },
};

struct platform_device mxc_uart_device1 = {
      .name = "imx-uart",
      .id = 1,
      .resource = uart1,
      .num_resources = ARRAY_SIZE(uart1),
};

static struct resource uart2[] = {
      {
            .start = 0x5000c000,
            .end = 0x5000ffff,
            .flags = IORESOURCE_MEM,
      }, {
            .start = 18,
            .end = 18,
            .flags = IORESOURCE_IRQ,
      },
};

struct platform_device mxc_uart_device2 = {
      .name = "imx-uart",
      .id = 2,
      .resource = uart2,
      .num_resources = ARRAY_SIZE(uart2),
};

static struct resource uart3[] = {
      {
            .start = 0x50008000,
            .end = 0x5000bfff,
            .flags = IORESOURCE_MEM,
      }, {
            .start = 5,
            .end = 5,
            .flags = IORESOURCE_IRQ,
      },
};

struct platform_device mxc_uart_device3 = {
      .name = "imx-uart",
      .id = 3,
      .resource = uart3,
      .num_resources = ARRAY_SIZE(uart3),
};

static struct resource uart4[] = {
      {
            .start = 0x5002c000,
            .end = 0x5002ffff,
            .flags = IORESOURCE_MEM,
      }, {
            .start = 40,
            .end = 40,
            .flags = IORESOURCE_IRQ,
      },
};

struct platform_device mxc_uart_device4 = {
      .name = "imx-uart",
      .id = 4,
      .resource = uart4,
      .num_resources = ARRAY_SIZE(uart4),
};

#define MX25_OTG_BASE_ADDR 0x53FF4000

static u64 otg_dmamask = DMA_BIT_MASK(32);

static struct resource mxc_otg_resources[] = {
      {
            .start = MX25_OTG_BASE_ADDR,
            .end = MX25_OTG_BASE_ADDR + 0x1ff,
            .flags = IORESOURCE_MEM,
      }, {
            .start = 37,
            .end = 37,
            .flags = IORESOURCE_IRQ,
      },
};

struct platform_device mxc_otg = {
      .name = "mxc-ehci",
      .id = 0,
      .dev = {
            .coherent_dma_mask = 0xffffffff,
            .dma_mask = &otg_dmamask,
      },
      .resource = mxc_otg_resources,
      .num_resources = ARRAY_SIZE(mxc_otg_resources),
};

/* OTG gadget device */
struct platform_device otg_udc_device = {
      .name = "fsl-usb2-udc",
      .id   = -1,
      .dev  = {
            .dma_mask          = &otg_dmamask,
            .coherent_dma_mask = 0xffffffff,
      },
      .resource = mxc_otg_resources,
      .num_resources = ARRAY_SIZE(mxc_otg_resources),
};

static u64 usbh2_dmamask = DMA_BIT_MASK(32);

static struct resource mxc_usbh2_resources[] = {
      {
            .start = MX25_OTG_BASE_ADDR + 0x400,
            .end = MX25_OTG_BASE_ADDR + 0x5ff,
            .flags = IORESOURCE_MEM,
      }, {
            .start = 35,
            .end = 35,
            .flags = IORESOURCE_IRQ,
      },
};

struct platform_device mxc_usbh2 = {
      .name = "mxc-ehci",
      .id = 1,
      .dev = {
            .coherent_dma_mask = 0xffffffff,
            .dma_mask = &usbh2_dmamask,
      },
      .resource = mxc_usbh2_resources,
      .num_resources = ARRAY_SIZE(mxc_usbh2_resources),
};

static struct resource mxc_spi_resources0[] = {
      {
             .start = 0x43fa4000,
             .end = 0x43fa7fff,
             .flags = IORESOURCE_MEM,
      }, {
             .start = 14,
             .end = 14,
             .flags = IORESOURCE_IRQ,
      },
};

struct platform_device mxc_spi_device0 = {
      .name = "spi_imx",
      .id = 0,
      .num_resources = ARRAY_SIZE(mxc_spi_resources0),
      .resource = mxc_spi_resources0,
};

static struct resource mxc_spi_resources1[] = {
      {
             .start = 0x50010000,
             .end = 0x50013fff,
             .flags = IORESOURCE_MEM,
      }, {
             .start = 13,
             .end = 13,
             .flags = IORESOURCE_IRQ,
      },
};

struct platform_device mxc_spi_device1 = {
      .name = "spi_imx",
      .id = 1,
      .num_resources = ARRAY_SIZE(mxc_spi_resources1),
      .resource = mxc_spi_resources1,
};

static struct resource mxc_spi_resources2[] = {
      {
             .start = 0x50004000,
             .end = 0x50007fff,
             .flags = IORESOURCE_MEM,
      }, {
             .start = 0,
             .end = 0,
             .flags = IORESOURCE_IRQ,
      },
};

struct platform_device mxc_spi_device2 = {
      .name = "spi_imx",
      .id = 2,
      .num_resources = ARRAY_SIZE(mxc_spi_resources2),
      .resource = mxc_spi_resources2,
};

static struct resource mxc_pwm_resources0[] = {
      {
            .start      = 0x53fe0000,
            .end  = 0x53fe3fff,
            .flags      = IORESOURCE_MEM,
      }, {
            .start   = 26,
            .end     = 26,
            .flags   = IORESOURCE_IRQ,
      }
};

struct platform_device mxc_pwm_device0 = {
      .name = "mxc_pwm",
      .id = 0,
      .num_resources = ARRAY_SIZE(mxc_pwm_resources0),
      .resource = mxc_pwm_resources0,
};

static struct resource mxc_pwm_resources1[] = {
      {
            .start      = 0x53fa0000,
            .end  = 0x53fa3fff,
            .flags      = IORESOURCE_MEM,
      }, {
            .start   = 36,
            .end     = 36,
            .flags   = IORESOURCE_IRQ,
      }
};

struct platform_device mxc_pwm_device1 = {
      .name = "mxc_pwm",
      .id = 1,
      .num_resources = ARRAY_SIZE(mxc_pwm_resources1),
      .resource = mxc_pwm_resources1,
};

static struct resource mxc_pwm_resources2[] = {
      {
            .start      = 0x53fa8000,
            .end  = 0x53fabfff,
            .flags      = IORESOURCE_MEM,
      }, {
            .start   = 41,
            .end     = 41,
            .flags   = IORESOURCE_IRQ,
      }
};

struct platform_device mxc_pwm_device2 = {
      .name = "mxc_pwm",
      .id = 2,
      .num_resources = ARRAY_SIZE(mxc_pwm_resources2),
      .resource = mxc_pwm_resources2,
};

static struct resource mxc_keypad_resources[] = {
      {
            .start      = 0x43fa8000,
            .end  = 0x43fabfff,
            .flags      = IORESOURCE_MEM,
      }, {
            .start   = 24,
            .end     = 24,
            .flags   = IORESOURCE_IRQ,
      }
};

struct platform_device mxc_keypad_device = {
      .name = "mxc-keypad",
      .id = -1,
      .num_resources = ARRAY_SIZE(mxc_keypad_resources),
      .resource = mxc_keypad_resources,
};

static struct resource mxc_pwm_resources3[] = {
      {
            .start      = 0x53fc8000,
            .end  = 0x53fcbfff,
            .flags      = IORESOURCE_MEM,
      }, {
            .start   = 42,
            .end     = 42,
            .flags   = IORESOURCE_IRQ,
      }
};

struct platform_device mxc_pwm_device3 = {
      .name = "mxc_pwm",
      .id = 3,
      .num_resources = ARRAY_SIZE(mxc_pwm_resources3),
      .resource = mxc_pwm_resources3,
};

static struct resource mxc_i2c_1_resources[] = {
      {
            .start      = 0x43f80000,
            .end  = 0x43f83fff,
            .flags      = IORESOURCE_MEM,
      }, {
            .start      = 3,
            .end  = 3,
            .flags      = IORESOURCE_IRQ,
      }
};

struct platform_device mxc_i2c_device0 = {
      .name = "imx-i2c",
      .id = 0,
      .num_resources = ARRAY_SIZE(mxc_i2c_1_resources),
      .resource = mxc_i2c_1_resources,
};

static struct resource mxc_i2c_2_resources[] = {
      {
            .start      = 0x43f98000,
            .end  = 0x43f9bfff,
            .flags      = IORESOURCE_MEM,
      }, {
            .start      = 4,
            .end  = 4,
            .flags      = IORESOURCE_IRQ,
      }
};

struct platform_device mxc_i2c_device1 = {
      .name = "imx-i2c",
      .id = 1,
      .num_resources = ARRAY_SIZE(mxc_i2c_2_resources),
      .resource = mxc_i2c_2_resources,
};

static struct resource mxc_i2c_3_resources[] = {
      {
            .start      = 0x43f84000,
            .end  = 0x43f87fff,
            .flags      = IORESOURCE_MEM,
      }, {
            .start      = 10,
            .end  = 10,
            .flags      = IORESOURCE_IRQ,
      }
};

struct platform_device mxc_i2c_device2 = {
      .name = "imx-i2c",
      .id = 2,
      .num_resources = ARRAY_SIZE(mxc_i2c_3_resources),
      .resource = mxc_i2c_3_resources,
};

static struct mxc_gpio_port imx_gpio_ports[] = {
      {
            .chip.label = "gpio-0",
            .base = (void __iomem *)MX25_GPIO1_BASE_ADDR_VIRT,
            .irq = 52,
            .virtual_irq_start = MXC_GPIO_IRQ_START,
      }, {
            .chip.label = "gpio-1",
            .base = (void __iomem *)MX25_GPIO2_BASE_ADDR_VIRT,
            .irq = 51,
            .virtual_irq_start = MXC_GPIO_IRQ_START + 32,
      }, {
            .chip.label = "gpio-2",
            .base = (void __iomem *)MX25_GPIO3_BASE_ADDR_VIRT,
            .irq = 16,
            .virtual_irq_start = MXC_GPIO_IRQ_START + 64,
      }, {
            .chip.label = "gpio-3",
            .base = (void __iomem *)MX25_GPIO4_BASE_ADDR_VIRT,
            .irq = 23,
            .virtual_irq_start = MXC_GPIO_IRQ_START + 96,
      }
};

int __init mxc_register_gpios(void)
{
      return mxc_gpio_init(imx_gpio_ports, ARRAY_SIZE(imx_gpio_ports));
}


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