/* linux/arch/arm/plat-s3c24xx/common-smdk.c
 *
 * Copyright (c) 2006 Simtec Electronics
 *	Ben Dooks <ben@simtec.co.uk>
 *
 * Common code for SMDK2410 and SMDK2440 boards
 *
 * http://www.fluff.org/ben/smdk2440/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
*/

#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/list.h>
#include <linux/timer.h>
#include <linux/init.h>
#include <linux/platform_device.h>

#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/nand_ecc.h>
#include <linux/mtd/partitions.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include <asm/mach/flash.h>

#include <asm/hardware.h>
#include <asm/io.h>
#include <asm/irq.h>

#include <asm/arch/regs-gpio.h>
#include <asm/arch/leds-gpio.h>

#include <asm/arch/nand.h>

#include <asm/plat-s3c24xx/common-smdk.h>
#include <asm/plat-s3c24xx/devs.h>
#include <asm/plat-s3c24xx/pm.h>

/*Qisda , wenny cheng , 20091224 , board id info {*/
int board_id = 0;
/*Qisda , wenny cheng , 20091224 , board id info }*/

/* LED devices */

static struct s3c24xx_led_platdata smdk_pdata_led0 = {
	.gpio		= S3C2410_GPH12,
	.flags		= S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
	.name		= "led0",
	.def_trigger	= "power",
};

/*static struct s3c24xx_led_platdata smdk_pdata_led1 = {
	.gpio		= S3C_GPK8,
	.flags		= S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
	.name		= "led1",
	.def_trigger	= "bluetooth",
};

static struct s3c24xx_led_platdata smdk_pdata_led2 = {
	.gpio		= S3C_GPK9,
	.flags		= S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE,
	.name		= "led6",
	.def_trigger	= "wifi",
};*/

static struct platform_device smdk_led0 = {
	.name		= "s3c24xx_led",
	.id		= 0,
	.dev		= {
		.platform_data = &smdk_pdata_led0,
	},
};

/*static struct platform_device smdk_led1 = {
	.name		= "s3c24xx_led",
	.id		= 1,
	.dev		= {
		.platform_data = &smdk_pdata_led1,
	},
};

static struct platform_device smdk_led2 = {
	.name		= "s3c24xx_led",
	.id		= 2,
	.dev		= {
		.platform_data = &smdk_pdata_led2,
	},
};*/

/* NAND parititon from 2.4.18-swl5 */

static struct mtd_partition smdk_default_nand_part[] = {
	[0] = {
		.name	= "Boot Agent",
		.size	= SZ_16K,
		.offset	= 0,
	},
	[1] = {
		.name	= "S3C2410 flash partition 1",
		.offset = 0,
		.size	= SZ_2M,
	},
	[2] = {
		.name	= "S3C2410 flash partition 2",
		.offset = SZ_4M,
		.size	= SZ_4M,
	},
	[3] = {
		.name	= "S3C2410 flash partition 3",
		.offset	= SZ_8M,
		.size	= SZ_2M,
	},
	[4] = {
		.name	= "S3C2410 flash partition 4",
		.offset = SZ_1M * 10,
		.size	= SZ_4M,
	},
	[5] = {
		.name	= "S3C2410 flash partition 5",
		.offset	= SZ_1M * 14,
		.size	= SZ_1M * 10,
	},
	[6] = {
		.name	= "S3C2410 flash partition 6",
		.offset	= SZ_1M * 24,
		.size	= SZ_1M * 24,
	},
	[7] = {
		.name	= "S3C2410 flash partition 7",
		.offset = SZ_1M * 48,
		.size	= SZ_16M,
	}
};

/* ----------------S3C NAND partition information ---------------------*/
struct mtd_partition s3c_partition_info[] = {
        {
                .name		= "Bootloader",
                .offset		= 0,
                .size		= (256*SZ_1K),
                .mask_flags	= MTD_CAP_NANDFLASH,
        },
/*Qisda Qube for change partition table*/
        {
                .name		= "Kernel",
                .offset		= (256*SZ_1K),    /* Block number is 0x10 */
                //.size		= (2*SZ_1M) - (256*SZ_1K),
                .size		= (2*SZ_1M),
                .mask_flags	= MTD_CAP_NANDFLASH,
        },
#ifdef CONFIG_SPLIT_ROOT_FILESYSTEM
        {
                .name		= "Root - Cramfs",
                .offset		= (2*SZ_1M+256*SZ_1K),    /* Block number is 0x80 */
                .size		= (80*SZ_1M),
        },
#endif
        {
	          .name		= "ODM - reserved",
                .offset		= (2*SZ_1M+256*SZ_1K+80*SZ_1M),    /* Block number is 0x80 */
                .size		= (SZ_1M),
	},
/*Qisda Qube for change partition table*/
        {
                .name		= "File System",
                .offset		= MTDPART_OFS_APPEND,
                .size		= MTDPART_SIZ_FULL,
        }
};

struct s3c_nand_mtd_info nand_mtd_info = {
	.chip_nr = 1,
	.mtd_part_nr = ARRAY_SIZE(s3c_partition_info),
	.partition = s3c_partition_info,
};

struct s3c_nand_mtd_info * get_board_nand_mtd_info (void)
{
	return &nand_mtd_info;
}

struct flash_platform_data s3c_onenand_data = {
	.parts		= s3c_partition_info,
	.nr_parts	= ARRAY_SIZE(s3c_partition_info),
};


/* ---------------------------------------------------------------------*/


static struct s3c2410_nand_set smdk_nand_sets[] = {
	[0] = {
		.name		= "NAND",
		.nr_chips	= 1,
		.nr_partitions	= ARRAY_SIZE(smdk_default_nand_part),
		.partitions	= smdk_default_nand_part,
	},
};

/* choose a set of timings which should suit most 512Mbit
 * chips and beyond.
*/

static struct s3c2410_platform_nand smdk_nand_info = {
	.tacls		= 20,
	.twrph0		= 60,
	.twrph1		= 20,
	.nr_sets	= ARRAY_SIZE(smdk_nand_sets),
	.sets		= smdk_nand_sets,
};

/* devices we initialise */

static struct platform_device __initdata *smdk_devs[] = {
	&s3c_device_nand,
	&s3c_device_onenand,
	&smdk_led0,
/*	&smdk_led1,
	&smdk_led2,*/
};

void __init smdk_machine_init(void)
{
	/* Configure the LEDs (even if we have no LED support)*/
/*Qisda , wenny cheng , 20091224 , board id info {*/
	//writel((readl(S3C2416_GPKCON) & ~(3<<18)), S3C2416_GPKCON);
	//writel((readl(S3C2416_GPKUDP) & ~(3<<18)), S3C2416_GPKUDP);
	
	//writel((readl(S3C2416_GPKCON) & ~(3<<16)), S3C2416_GPKCON);
	//writel((readl(S3C2416_GPKUDP) & ~(3<<16)), S3C2416_GPKUDP);
	
	//writel((readl(S3C2410_GPHCON) & ~(3<<24)), S3C2410_GPHCON);
	//writel((readl(S3C2410_GPHUP) & ~(3<<24)), S3C2410_GPHUP);
	
#ifdef CONFIG_QISDA_BQ060B00_DVT
	if((readl(S3C2416_GPKDAT) & (1<<1))){
		board_id = BQ060B00_A02;
	}
	else{
		board_id = BQ060B00_A01_And_Before;
	}
#elif defined(CONFIG_QISDA_QD090B00)
	if((readl(S3C2416_GPKDAT) & (1<<3))){
		board_id = QD090B00_S03;
	}
	else{
		board_id = QD090B00_S02;
	}
#else
	if((readl(S3C2416_GPKDAT) & (1<<1))){
		board_id = QD060B00_A02;
	}
	else{
		board_id = QD060B00_A01_And_Before;
	}

#endif

	//printk("\nsmdk_machine_init: %d\n", as090b00_board_id);
/*Qisda , wenny cheng , 20091224 , board id info }*/
	
//Qisda, Leo SJ Yang, 2009/08/14, re{
// remove gpio configuration that doesn't need in EVT2
#ifdef CONFIG_QISDA_E600_EVT0
	s3c2410_gpio_cfgpin(S3C2410_GPF4, S3C2410_GPF4_OUTP);
	s3c2410_gpio_cfgpin(S3C2410_GPF5, S3C2410_GPF5_OUTP);
	s3c2410_gpio_cfgpin(S3C2410_GPF6, S3C2410_GPF6_OUTP);
	s3c2410_gpio_cfgpin(S3C2410_GPF7, S3C2410_GPF7_OUTP);

	s3c2410_gpio_setpin(S3C2410_GPF4, 1);
	s3c2410_gpio_setpin(S3C2410_GPF5, 1);
	s3c2410_gpio_setpin(S3C2410_GPF6, 1);
	s3c2410_gpio_setpin(S3C2410_GPF7, 1);
#endif
//}Qisda, Leo SJ Yang, 2009/08/14, 
// remove gpio configuration that doesn't need in EVT2

	//Qisda, Asaku Chen, 2009/07/31, audio codec enable {
	#ifdef CONFIG_SND_S3C24XX_SOC_SMDK2416_RT5624
//	rt5624_power(true);
//	msleep(10);
	#endif
	//Qisda, Asaku Chen, 2009/07/31, audio codec enable }

	//Qisda, Asaku Chen, 2009/07/16, touch panel enable {
	#ifdef CONFIG_TOUCHSCREEN_IIC_QISDA
      //Qisda, Leo SJ Yang, 2009/08/14,{
      // //Set GPF5 as touch enable pin for evt2
	#ifdef CONFIG_QISDA_E600_EVT0
	writel((readl(S3C2416_GPKCON) & ~(1<<5) | (1<<4)), S3C2416_GPKCON);
	writel((readl(S3C2416_GPKDAT) | (1<<2)), S3C2416_GPKDAT);
	#elif CONFIG_QISDA_BK060B00
	s3c2410_gpio_cfgpin(S3C2410_GPD10, S3C2410_GPD10_OUTP);
	s3c2410_gpio_setpin(S3C2410_GPD10, 1);
	#else
	s3c2410_gpio_cfgpin(S3C2410_GPF5, S3C2410_GPF5_OUTP);
	s3c2410_gpio_setpin(S3C2410_GPF5, 1);
	#endif
	#endif
      //}Qisda, Leo SJ Yang, 2009/08/14, 
      ////Set GPF5 as touch enable pin for evt2
	//Qisda, Asaku Chen, 2009/07/16, touch panel enable }

#ifdef CONFIG_QISDA_AS090B00_EVT1_1
	s3c2410_gpio_cfgpin(S3C2410_GPA1, S3C2410_GPA1_OUT);
	s3c2410_gpio_setpin(S3C2410_GPA1, 1);
#else
	//Qisda, Asaku Chen, 2009/07/16, I2C enable {
	s3c2410_gpio_cfgpin(S3C2410_GPG3, S3C2410_GPG3_OUTP);
	s3c2410_gpio_setpin(S3C2410_GPG3, 1);
	//Qisda, Asaku Chen, 2009/07/16, I2C enable }
#endif //!CONFIG_QISDA_AS090B00_EVT1_1


	s3c_device_nand.dev.platform_data = &smdk_nand_info;
	
	//For s3c nand partition
	s3c_device_nand.dev.platform_data = &nand_mtd_info;

	platform_add_devices(smdk_devs, ARRAY_SIZE(smdk_devs));

	s3c2410_pm_init();
}