/* Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 and
 * only version 2 as published by the Free Software Foundation.
 *
 * 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/kernel.h>
#include <linux/irq.h>
#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <linux/bootmem.h>
#include <linux/delay.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/io.h>
#include <asm/setup.h>

#include <mach/vreg.h>
#include <mach/mpp.h>
#include <mach/gpio.h>
#include <mach/board.h>
#include <mach/dma.h>
#include <mach/memory.h>

#include "devices.h"
#include "timer.h"
#include "socinfo.h"
#include "proc_comm.h"

#define MSM_SHARED_RAM_PHYS	(MSM_SMI_BASE + 0x00100000)

static struct resource smc91x_resources[] = {
	[0] = {
		.flags  = IORESOURCE_MEM,
	},
	[1] = {
		.flags  = IORESOURCE_IRQ,
	},
};

static struct platform_device smc91x_device = {
	.name           = "smc91x",
	.id             = 0,
	.num_resources  = ARRAY_SIZE(smc91x_resources),
	.resource       = smc91x_resources,
};

static struct platform_device *devices[] __initdata = {
	&smc91x_device,
	&msm_device_smd,
	&msm_device_dmov,
	&msm_device_nand,
};

static void __init qsd8x50_init_irq(void)
{
	msm_init_irq();
}

static void __init qsd8x50_init_host(void)
{
	if (machine_is_qsd8x50_ffa() || machine_is_qsd8x50a_ffa())
		return;

	vreg_usb = vreg_get(NULL, "boost");

	if (IS_ERR(vreg_usb)) {
		printk(KERN_ERR "%s: vreg get failed (%ld)\n",
		       __func__, PTR_ERR(vreg_usb));
		return;
	}

	platform_device_register(&msm_device_hsusb_otg);
}

static void __init qsd8x50_cfg_smc91x(void)
{
	int rc = 0;

	if (machine_is_qsd8x50_surf() || machine_is_qsd8x50a_surf()) {
		smc91x_resources[0].start = 0x70000300;
		smc91x_resources[0].end = 0x700003ff;
		smc91x_resources[1].start = MSM_GPIO_TO_INT(156);
		smc91x_resources[1].end = MSM_GPIO_TO_INT(156);
	} else if (machine_is_qsd8x50_ffa() || machine_is_qsd8x50a_ffa()) {
		smc91x_resources[0].start = 0x84000300;
		smc91x_resources[0].end = 0x840003ff;
		smc91x_resources[1].start = MSM_GPIO_TO_INT(87);
		smc91x_resources[1].end = MSM_GPIO_TO_INT(87);

		rc = gpio_tlmm_config(GPIO_CFG(87, 0, GPIO_INPUT,
					       GPIO_PULL_DOWN, GPIO_2MA),
					       GPIO_ENABLE);
		if (rc) {
			printk(KERN_ERR "%s: gpio_tlmm_config=%d\n",
					__func__, rc);
		}
	} else
		printk(KERN_ERR "%s: invalid machine type\n", __func__);
}

static void __init qsd8x50_init(void)
{
	if (socinfo_init() < 0)
		printk(KERN_ERR "%s: socinfo_init() failed!\n",
		       __func__);
	qsd8x50_cfg_smc91x();
	platform_add_devices(devices, ARRAY_SIZE(devices));
}

static void __init qsd8x50_map_io(void)
{
	msm_shared_ram_phys = MSM_SHARED_RAM_PHYS;
	msm_map_qsd8x50_io();
	msm_clock_init(msm_clocks_8x50, msm_num_clocks_8x50);
}

MACHINE_START(QSD8X50_SURF, "QCT QSD8X50 SURF")
#ifdef CONFIG_MSM_DEBUG_UART
	.phys_io  = MSM_DEBUG_UART_PHYS,
	.io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc,
#endif
	.boot_params = PHYS_OFFSET + 0x100,
	.map_io = qsd8x50_map_io,
	.init_irq = qsd8x50_init_irq,
	.init_machine = qsd8x50_init,
	.timer = &msm_timer,
MACHINE_END

MACHINE_START(QSD8X50_FFA, "QCT QSD8X50 FFA")
#ifdef CONFIG_MSM_DEBUG_UART
	.phys_io  = MSM_DEBUG_UART_PHYS,
	.io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc,
#endif
	.boot_params = PHYS_OFFSET + 0x100,
	.map_io = qsd8x50_map_io,
	.init_irq = qsd8x50_init_irq,
	.init_machine = qsd8x50_init,
	.timer = &msm_timer,
MACHINE_END

MACHINE_START(QSD8X50A_SURF, "QCT QSD8X50A SURF")
#ifdef CONFIG_MSM_DEBUG_UART
	.phys_io  = MSM_DEBUG_UART_PHYS,
	.io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc,
#endif
	.boot_params = PHYS_OFFSET + 0x100,
	.map_io = qsd8x50_map_io,
	.init_irq = qsd8x50_init_irq,
	.init_machine = qsd8x50_init,
	.timer = &msm_timer,
MACHINE_END

MACHINE_START(QSD8X50A_FFA, "QCT QSD8X50A FFA")
#ifdef CONFIG_MSM_DEBUG_UART
	.phys_io  = MSM_DEBUG_UART_PHYS,
	.io_pg_offst = ((MSM_DEBUG_UART_BASE) >> 18) & 0xfffc,
#endif
	.boot_params = PHYS_OFFSET + 0x100,
	.map_io = qsd8x50_map_io,
	.init_irq = qsd8x50_init_irq,
	.init_machine = qsd8x50_init,
	.timer = &msm_timer,
MACHINE_END