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devices.c

/*
 * Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved.
 * Copyright 2008 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/module.h>
#include <linux/platform_device.h>
#include <linux/serial.h>
#include <linux/gpio.h>
#include <mach/hardware.h>
#include <mach/irqs.h>
#include <mach/imx-uart.h>

static struct resource uart0[] = {
      {
            .start = MXC91231_UART1_BASE_ADDR,
            .end = MXC91231_UART1_BASE_ADDR + 0x0B5,
            .flags = IORESOURCE_MEM,
      }, {
            .start = MXC91231_INT_UART1_RX,
            .end = MXC91231_INT_UART1_RX,
            .flags = IORESOURCE_IRQ,
      }, {
            .start = MXC91231_INT_UART1_TX,
            .end = MXC91231_INT_UART1_TX,
            .flags = IORESOURCE_IRQ,
      }, {
            .start = MXC91231_INT_UART1_MINT,
            .end = MXC91231_INT_UART1_MINT,
            .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 = MXC91231_UART2_BASE_ADDR,
            .end = MXC91231_UART2_BASE_ADDR + 0x0B5,
            .flags = IORESOURCE_MEM,
      }, {
            .start = MXC91231_INT_UART2_RX,
            .end = MXC91231_INT_UART2_RX,
            .flags = IORESOURCE_IRQ,
      }, {
            .start = MXC91231_INT_UART2_TX,
            .end = MXC91231_INT_UART2_TX,
            .flags = IORESOURCE_IRQ,
      }, {
            .start = MXC91231_INT_UART2_MINT,
            .end = MXC91231_INT_UART2_MINT,
            .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 = MXC91231_UART3_BASE_ADDR,
            .end = MXC91231_UART3_BASE_ADDR + 0x0B5,
            .flags = IORESOURCE_MEM,
      }, {
            .start = MXC91231_INT_UART3_RX,
            .end = MXC91231_INT_UART3_RX,
            .flags = IORESOURCE_IRQ,
      }, {
            .start = MXC91231_INT_UART3_TX,
            .end = MXC91231_INT_UART3_TX,
            .flags = IORESOURCE_IRQ,
      }, {
            .start = MXC91231_INT_UART3_MINT,
            .end = MXC91231_INT_UART3_MINT,
            .flags = IORESOURCE_IRQ,

      },
};

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

/* GPIO port description */
static struct mxc_gpio_port mxc_gpio_ports[] = {
      [0] = {
            .chip.label = "gpio-0",
            .base = MXC91231_IO_ADDRESS(MXC91231_GPIO1_AP_BASE_ADDR),
            .irq = MXC91231_INT_GPIO1,
            .virtual_irq_start = MXC_GPIO_IRQ_START,
      },
      [1] = {
            .chip.label = "gpio-1",
            .base = MXC91231_IO_ADDRESS(MXC91231_GPIO2_AP_BASE_ADDR),
            .irq = MXC91231_INT_GPIO2,
            .virtual_irq_start = MXC_GPIO_IRQ_START + 32,
      },
      [2] = {
            .chip.label = "gpio-2",
            .base = MXC91231_IO_ADDRESS(MXC91231_GPIO3_AP_BASE_ADDR),
            .irq = MXC91231_INT_GPIO3,
            .virtual_irq_start = MXC_GPIO_IRQ_START + 64,
      },
      [3] = {
            .chip.label = "gpio-3",
            .base = MXC91231_IO_ADDRESS(MXC91231_GPIO4_SH_BASE_ADDR),
            .irq = MXC91231_INT_GPIO4,
            .virtual_irq_start = MXC_GPIO_IRQ_START + 96,
      },
};

int __init mxc91231_register_gpios(void)
{
      return mxc_gpio_init(mxc_gpio_ports, ARRAY_SIZE(mxc_gpio_ports));
}

static struct resource mxc_nand_resources[] = {
      {
            .start      = MXC91231_NFC_BASE_ADDR,
            .end  = MXC91231_NFC_BASE_ADDR + 0xfff,
            .flags      = IORESOURCE_MEM
      }, {
            .start      = MXC91231_INT_NANDFC,
            .end  = MXC91231_INT_NANDFC,
            .flags      = IORESOURCE_IRQ
      },
};

struct platform_device mxc_nand_device = {
      .name = "mxc_nand",
      .id = 0,
      .num_resources = ARRAY_SIZE(mxc_nand_resources),
      .resource = mxc_nand_resources,
};

static struct resource mxc_sdhc0_resources[] = {
      {
            .start = MXC91231_MMC_SDHC1_BASE_ADDR,
            .end = MXC91231_MMC_SDHC1_BASE_ADDR + SZ_16K - 1,
            .flags = IORESOURCE_MEM,
      }, {
            .start = MXC91231_INT_MMC_SDHC1,
            .end = MXC91231_INT_MMC_SDHC1,
            .flags = IORESOURCE_IRQ,
      },
};

static struct resource mxc_sdhc1_resources[] = {
      {
            .start = MXC91231_MMC_SDHC2_BASE_ADDR,
            .end = MXC91231_MMC_SDHC2_BASE_ADDR + SZ_16K - 1,
            .flags = IORESOURCE_MEM,
      }, {
            .start = MXC91231_INT_MMC_SDHC2,
            .end = MXC91231_INT_MMC_SDHC2,
            .flags = IORESOURCE_IRQ,
      },
};

struct platform_device mxc_sdhc_device0 = {
      .name = "mxc-mmc",
      .id = 0,
      .num_resources = ARRAY_SIZE(mxc_sdhc0_resources),
      .resource = mxc_sdhc0_resources,
};

struct platform_device mxc_sdhc_device1 = {
      .name = "mxc-mmc",
      .id = 1,
      .num_resources = ARRAY_SIZE(mxc_sdhc1_resources),
      .resource = mxc_sdhc1_resources,
};

static struct resource mxc_cspi0_resources[] = {
      {
            .start = MXC91231_CSPI1_BASE_ADDR,
            .end = MXC91231_CSPI1_BASE_ADDR + 0x20,
            .flags = IORESOURCE_MEM,
      }, {
            .start = MXC91231_INT_CSPI1,
            .end = MXC91231_INT_CSPI1,
            .flags = IORESOURCE_IRQ,
      },
};

struct platform_device mxc_cspi_device0 = {
      .name = "spi_imx",
      .id = 0,
      .num_resources = ARRAY_SIZE(mxc_cspi0_resources),
      .resource = mxc_cspi0_resources,
};

static struct resource mxc_cspi1_resources[] = {
      {
            .start = MXC91231_CSPI2_BASE_ADDR,
            .end = MXC91231_CSPI2_BASE_ADDR + 0x20,
            .flags = IORESOURCE_MEM,
      }, {
            .start = MXC91231_INT_CSPI2,
            .end = MXC91231_INT_CSPI2,
            .flags = IORESOURCE_IRQ,
      },
};

struct platform_device mxc_cspi_device1 = {
      .name = "spi_imx",
      .id = 1,
      .num_resources = ARRAY_SIZE(mxc_cspi1_resources),
      .resource = mxc_cspi1_resources,
};

static struct resource mxc_wdog0_resources[] = {
      {
            .start = MXC91231_WDOG1_BASE_ADDR,
            .end = MXC91231_WDOG1_BASE_ADDR + 0x10,
            .flags = IORESOURCE_MEM,
      },
};

struct platform_device mxc_wdog_device0 = {
      .name = "mxc-wdt",
      .id = 0,
      .num_resources = ARRAY_SIZE(mxc_wdog0_resources),
      .resource = mxc_wdog0_resources,
};

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