linux/arch/arm/mach-msm/devices.c

/* linux/arch/arm/mach-msm/devices.c
 *
 * Copyright (C) 2008 Google, Inc.
 *
 * This software is licensed under the terms of the GNU General Public
 * License version 2, as published by the Free Software Foundation, and
 * may be copied, distributed, and modified under those terms.
 *
 * 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.
 *
 */

#include <linux/kernel.h>
#include <linux/platform_device.h>

#include <mach/irqs.h>
#include <mach/msm_iomap.h>
#include "devices.h"

#include <asm/mach/flash.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>

#include <mach/mmc.h>

static struct resource resources_uart1[] = {
	{
		.start	= INT_UART1,
		.end	= INT_UART1,
		.flags	= IORESOURCE_IRQ,
	},
	{
		.start	= MSM_UART1_PHYS,
		.end	= MSM_UART1_PHYS + MSM_UART1_SIZE - 1,
		.flags	= IORESOURCE_MEM,
	},
};

static struct resource resources_uart2[] = {
	{
		.start	= INT_UART2,
		.end	= INT_UART2,
		.flags	= IORESOURCE_IRQ,
	},
	{
		.start	= MSM_UART2_PHYS,
		.end	= MSM_UART2_PHYS + MSM_UART2_SIZE - 1,
		.flags	= IORESOURCE_MEM,
	},
};

static struct resource resources_uart3[] = {
	{
		.start	= INT_UART3,
		.end	= INT_UART3,
		.flags	= IORESOURCE_IRQ,
	},
	{
		.start	= MSM_UART3_PHYS,
		.end	= MSM_UART3_PHYS + MSM_UART3_SIZE - 1,
		.flags	= IORESOURCE_MEM,
	},
};

struct platform_device msm_device_uart1 = {
	.name	= "msm_serial",
	.id	= 0,
	.num_resources	= ARRAY_SIZE(resources_uart1),
	.resource	= resources_uart1,
};

struct platform_device msm_device_uart2 = {
	.name	= "msm_serial",
	.id	= 1,
	.num_resources	= ARRAY_SIZE(resources_uart2),
	.resource	= resources_uart2,
};

struct platform_device msm_device_uart3 = {
	.name	= "msm_serial",
	.id	= 2,
	.num_resources	= ARRAY_SIZE(resources_uart3),
	.resource	= resources_uart3,
};

static struct resource resources_i2c[] = {
	{
		.start	= MSM_I2C_PHYS,
		.end	= MSM_I2C_PHYS + MSM_I2C_SIZE - 1,
		.flags	= IORESOURCE_MEM,
	},
	{
		.start	= INT_PWB_I2C,
		.end	= INT_PWB_I2C,
		.flags	= IORESOURCE_IRQ,
	},
};

struct platform_device msm_device_i2c = {
	.name		= "msm_i2c",
	.id		= 0,
	.num_resources	= ARRAY_SIZE(resources_i2c),
	.resource	= resources_i2c,
};

static struct resource resources_hsusb[] = {
	{
		.start	= MSM_HSUSB_PHYS,
		.end	= MSM_HSUSB_PHYS + MSM_HSUSB_SIZE,
		.flags	= IORESOURCE_MEM,
	},
	{
		.start	= INT_USB_HS,
		.end	= INT_USB_HS,
		.flags	= IORESOURCE_IRQ,
	},
};

struct platform_device msm_device_hsusb = {
	.name		= "msm_hsusb",
	.id		= -1,
	.num_resources	= ARRAY_SIZE(resources_hsusb),
	.resource	= resources_hsusb,
	.dev		= {
		.coherent_dma_mask	= 0xffffffff,
	},
};

struct flash_platform_data msm_nand_data = {
	.parts		= NULL,
	.nr_parts	= 0,
};

static struct resource resources_nand[] = {
	[0] = {
		.start	= 7,
		.end	= 7,
		.flags	= IORESOURCE_DMA,
	},
};

struct platform_device msm_device_nand = {
	.name		= "msm_nand",
	.id		= -1,
	.num_resources	= ARRAY_SIZE(resources_nand),
	.resource	= resources_nand,
	.dev		= {
		.platform_data	= &msm_nand_data,
	},
};

struct platform_device msm_device_smd = {
	.name	= "msm_smd",
	.id	= -1,
};

static struct resource resources_sdc1[] = {
	{
		.start	= MSM_SDC1_PHYS,
		.end	= MSM_SDC1_PHYS + MSM_SDC1_SIZE - 1,
		.flags	= IORESOURCE_MEM,
	},
	{
		.start	= INT_SDC1_0,
		.end	= INT_SDC1_0,
		.flags	= IORESOURCE_IRQ,
		.name	= "cmd_irq",
	},
	{
		.start	= INT_SDC1_1,
		.end	= INT_SDC1_1,
		.flags	= IORESOURCE_IRQ,
		.name	= "pio_irq",
	},
	{
		.flags	= IORESOURCE_IRQ | IORESOURCE_DISABLED,
		.name	= "status_irq"
	},
	{
		.start	= 8,
		.end	= 8,
		.flags	= IORESOURCE_DMA,
	},
};

static struct resource resources_sdc2[] = {
	{
		.start	= MSM_SDC2_PHYS,
		.end	= MSM_SDC2_PHYS + MSM_SDC2_SIZE - 1,
		.flags	= IORESOURCE_MEM,
	},
	{
		.start	= INT_SDC2_0,
		.end	= INT_SDC2_0,
		.flags	= IORESOURCE_IRQ,
		.name	= "cmd_irq",
	},
		{
		.start	= INT_SDC2_1,
		.end	= INT_SDC2_1,
		.flags	= IORESOURCE_IRQ,
		.name	= "pio_irq",
	},
	{
		.flags	= IORESOURCE_IRQ | IORESOURCE_DISABLED,
		.name	= "status_irq"
	},
	{
		.start	= 8,
		.end	= 8,
		.flags	= IORESOURCE_DMA,
	},
};

static struct resource resources_sdc3[] = {
	{
		.start	= MSM_SDC3_PHYS,
		.end	= MSM_SDC3_PHYS + MSM_SDC3_SIZE - 1,
		.flags	= IORESOURCE_MEM,
	},
	{
		.start	= INT_SDC3_0,
		.end	= INT_SDC3_0,
		.flags	= IORESOURCE_IRQ,
		.name	= "cmd_irq",
	},
		{
		.start	= INT_SDC3_1,
		.end	= INT_SDC3_1,
		.flags	= IORESOURCE_IRQ,
		.name	= "pio_irq",
	},
	{
		.flags	= IORESOURCE_IRQ | IORESOURCE_DISABLED,
		.name	= "status_irq"
	},
	{
		.start	= 8,
		.end	= 8,
		.flags	= IORESOURCE_DMA,
	},
};

static struct resource resources_sdc4[] = {
	{
		.start	= MSM_SDC4_PHYS,
		.end	= MSM_SDC4_PHYS + MSM_SDC4_SIZE - 1,
		.flags	= IORESOURCE_MEM,
	},
	{
		.start	= INT_SDC4_0,
		.end	= INT_SDC4_0,
		.flags	= IORESOURCE_IRQ,
		.name	= "cmd_irq",
	},
		{
		.start	= INT_SDC4_1,
		.end	= INT_SDC4_1,
		.flags	= IORESOURCE_IRQ,
		.name	= "pio_irq",
	},
	{
		.flags	= IORESOURCE_IRQ | IORESOURCE_DISABLED,
		.name	= "status_irq"
	},
	{
		.start	= 8,
		.end	= 8,
		.flags	= IORESOURCE_DMA,
	},
};

struct platform_device msm_device_sdc1 = {
	.name		= "msm_sdcc",
	.id		= 1,
	.num_resources	= ARRAY_SIZE(resources_sdc1),
	.resource	= resources_sdc1,
	.dev		= {
		.coherent_dma_mask	= 0xffffffff,
	},
};

struct platform_device msm_device_sdc2 = {
	.name		= "msm_sdcc",
	.id		= 2,
	.num_resources	= ARRAY_SIZE(resources_sdc2),
	.resource	= resources_sdc2,
	.dev		= {
		.coherent_dma_mask	= 0xffffffff,
	},
};

struct platform_device msm_device_sdc3 = {
	.name		= "msm_sdcc",
	.id		= 3,
	.num_resources	= ARRAY_SIZE(resources_sdc3),
	.resource	= resources_sdc3,
	.dev		= {
		.coherent_dma_mask	= 0xffffffff,
	},
};

struct platform_device msm_device_sdc4 = {
	.name		= "msm_sdcc",
	.id		= 4,
	.num_resources	= ARRAY_SIZE(resources_sdc4),
	.resource	= resources_sdc4,
	.dev		= {
		.coherent_dma_mask	= 0xffffffff,
	},
};

static struct platform_device *msm_sdcc_devices[] __initdata = {
	&msm_device_sdc1,
	&msm_device_sdc2,
	&msm_device_sdc3,
	&msm_device_sdc4,
};

int __init msm_add_sdcc(unsigned int controller, struct mmc_platform_data *plat,
			unsigned int stat_irq, unsigned long stat_irq_flags)
{
	struct platform_device	*pdev;
	struct resource *res;

	if (controller < 1 || controller > 4)
		return -EINVAL;

	pdev = msm_sdcc_devices[controller-1];
	pdev->dev.platform_data = plat;

	res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, "status_irq");
	if (!res)
		return -EINVAL;
	else if (stat_irq) {
		res->start = res->end = stat_irq;
		res->flags &= ~IORESOURCE_DISABLED;
		res->flags |= stat_irq_flags;
	}

	return platform_device_register(pdev);
}