/*
 * Copyright (C) 2011 Samsung Electronics
 *
 * Configuration settings for the SAMSUNG ORIGEN (EXYNOS4210) board.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * 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., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#ifndef __CONFIG_H
#define __CONFIG_H

/* High Level Configuration Options */
#define CONFIG_SAMSUNG			1	/* SAMSUNG core */
#define CONFIG_S5P			1	/* S5P Family */
#define CONFIG_S5PC210			1	/* which is a EXYNOS4210 SoC */
#define CONFIG_EXYNOS4210		1	/* which is a EXYNOS4210 SoC */
#define CONFIG_ORIGEN			1	/* working with ORIGEN*/

#include <asm/arch/cpu.h>		/* get chip and board defs */

#define CONFIG_ARCH_CPU_INIT
#define CONFIG_DISPLAY_CPUINFO
#define CONFIG_DISPLAY_BOARDINFO

/* Keep L2 Cache Disabled */
#define CONFIG_L2_OFF			1
#define CONFIG_SYS_DCACHE_OFF		1

#define CONFIG_SYS_SDRAM_BASE		0x40000000
#define CONFIG_SYS_TEXT_BASE		0x43E00000

/* input clock of PLL: ORIGEN has 24MHz input clock */
#define CONFIG_SYS_CLK_FREQ		24000000

#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_CMDLINE_TAG
#define CONFIG_INITRD_TAG
#define CONFIG_CMDLINE_EDITING

#define CONFIG_MACH_TYPE		MACH_TYPE_ORIGEN

/* Power Down Modes */
#define S5P_CHECK_SLEEP			0x00000BAD
#define S5P_CHECK_DIDLE			0xBAD00000
#define S5P_CHECK_LPA			0xABAD0000

/* Size of malloc() pool */
#define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (1 << 20))

/* select serial console configuration */
#define CONFIG_SERIAL2			1	/* use SERIAL 2 */
#define CONFIG_BAUDRATE			115200
#define EXYNOS4_DEFAULT_UART_OFFSET	0x020000

/* SD/MMC configuration */
#define CONFIG_GENERIC_MMC
#define CONFIG_MMC
#define CONFIG_SDHCI
#define CONFIG_S5P_SDHCI

/* PWM */
#define CONFIG_PWM			1

/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE

/* Command definition*/
#include <config_cmd_default.h>

#undef CONFIG_CMD_PING
#define CONFIG_CMD_ELF
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_MMC
#define CONFIG_CMD_FAT
#undef CONFIG_CMD_NET
#undef CONFIG_CMD_NFS

#define CONFIG_BOOTDELAY		3
#define CONFIG_ZERO_BOOTDELAY_CHECK
/* MMC SPL */
#define CONFIG_SPL
#define COPY_BL2_FNPTR_ADDR	0x02020030

#define CONFIG_EXTRA_ENV_SETTINGS \
        "loadaddr=0x42000000\0" \
        "console=ttySAC2,115200n8\0" \
        "mmcdev=0:2\0" \
        "mmcroot=/dev/mmcblk0p2 rw\0" \
        "rootwait\0" \
        "mmcargs=setenv bootargs console=${console} " \
	"root=${mmcroot}\0" \
        "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
        "bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
	"source ${loadaddr}\0" \
        "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
        "mmcboot=echo Booting from mmc${mmcdev} ...; " \
	"run mmcargs; " \
	"bootm ${loadaddr}\0" \

#define CONFIG_BOOTCOMMAND \
        "if mmc rescan ${mmcdev}; then " \
	"if run loadbootscript; then " \
	"run bootscript; " \
                "else " \
	"if run loaduimage; then " \
	"run mmcboot; " \
	"fi; " \
	"fi; " \
        "fi"

/* Miscellaneous configurable options */
#define CONFIG_SYS_LONGHELP		/* undef to save memory */
#define CONFIG_SYS_HUSH_PARSER		/* use "hush" command parser	*/
#define CONFIG_SYS_PROMPT		"ORIGEN # "
#define CONFIG_SYS_CBSIZE		256	/* Console I/O Buffer Size*/
#define CONFIG_SYS_PBSIZE		384	/* Print Buffer Size */
#define CONFIG_SYS_MAXARGS		16	/* max number of command args */
#define CONFIG_DEFAULT_CONSOLE		"console=ttySAC2,115200n8\0"
/* Boot Argument Buffer Size */
#define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
/* memtest works on */
#define CONFIG_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE
#define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_SDRAM_BASE + 0x6000000)
#define CONFIG_SYS_LOAD_ADDR		(CONFIG_SYS_SDRAM_BASE + 0x3E00000)

#define CONFIG_SYS_HZ			1000

/* ORIGEN has 4 bank of DRAM */
#define CONFIG_NR_DRAM_BANKS	4
#define SDRAM_BANK_SIZE		(256UL << 20UL)	/* 256 MB */
#define PHYS_SDRAM_1		CONFIG_SYS_SDRAM_BASE
#define PHYS_SDRAM_1_SIZE	SDRAM_BANK_SIZE
#define PHYS_SDRAM_2		(CONFIG_SYS_SDRAM_BASE + SDRAM_BANK_SIZE)
#define PHYS_SDRAM_2_SIZE	SDRAM_BANK_SIZE
#define PHYS_SDRAM_3		(CONFIG_SYS_SDRAM_BASE + (2 * SDRAM_BANK_SIZE))
#define PHYS_SDRAM_3_SIZE	SDRAM_BANK_SIZE
#define PHYS_SDRAM_4		(CONFIG_SYS_SDRAM_BASE + (3 * SDRAM_BANK_SIZE))
#define PHYS_SDRAM_4_SIZE	SDRAM_BANK_SIZE

/* FLASH and environment organization */
#define CONFIG_SYS_NO_FLASH		1
#undef CONFIG_CMD_IMLS
#define CONFIG_IDENT_STRING		" for ORIGEN"

#define CONFIG_CLK_1000_400_200

/* MIU (Memory Interleaving Unit) */
#define CONFIG_MIU_2BIT_21_7_INTERLEAVED

#define CONFIG_ENV_IS_IN_MMC		1
#define CONFIG_SYS_MMC_ENV_DEV		0
#define CONFIG_ENV_SIZE			(16 << 10)	/* 16 KB */
#define RESERVE_BLOCK_SIZE		(512)
#define BL1_SIZE			(16 << 10) /*16 K reserved for BL1*/
#define CONFIG_ENV_OFFSET		(RESERVE_BLOCK_SIZE + BL1_SIZE)
#define CONFIG_DOS_PARTITION		1

#define CONFIG_SYS_INIT_SP_ADDR	(CONFIG_SYS_LOAD_ADDR - GENERATED_GBL_DATA_SIZE)

/* U-boot copy size from boot Media to DRAM.*/
#define COPY_BL2_SIZE		0x80000
#define BL2_START_OFFSET	((CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)/512)
#define BL2_SIZE_BLOC_COUNT	(COPY_BL2_SIZE/512)

#define CONFIG_CMD_USB
#ifdef CONFIG_CMD_USB
#define CONFIG_USB_OHCI
#define CONFIG_S3C_USBD
#define USBD_DOWN_ADDR			0xC0000000
#endif

/* Enable devicetree support */
#define CONFIG_OF_LIBFDT
#endif	/* __CONFIG_H */