/*
 * am3517_crane.h - Default configuration for AM3517 CraneBoard.
 *
 * Author: Srinath.R <srinath@mistralsolutions.com>
 *
 * Based on include/configs/am3517evm.h
 *
 * Copyright (C) 2011 Mistral Solutions pvt Ltd
 *
 * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#ifndef __CONFIG_H
#define __CONFIG_H

/*
 * High Level Configuration Options
 */
#define CONFIG_OMAP             1       /* in a TI OMAP core */
#define CONFIG_OMAP34XX         1       /* which is a 34XX */
#define CONFIG_OMAP3_AM3517CRANE        1       /* working with CRANEBOARD */

#define CONFIG_EMIF4    /* The chip has EMIF4 controller */

#include <asm/arch/cpu.h>               /* get chip and board defs */
#include <asm/arch/omap3.h>

/*
 * Display CPU and Board information
 */
#define CONFIG_DISPLAY_CPUINFO          1
#define CONFIG_DISPLAY_BOARDINFO        1

/* Clock Defines */
#define V_OSCK                  26000000        /* Clock output from T2 */
#define V_SCLK                  (V_OSCK >> 1)

#define CONFIG_MISC_INIT_R

#define CONFIG_CMDLINE_TAG              1       /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS        1
#define CONFIG_INITRD_TAG               1
#define CONFIG_REVISION_TAG             1

/*
 * Size of malloc() pool
 */
#define CONFIG_ENV_SIZE                 (128 << 10)     /* 128 KiB sector */
#define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + (128 << 10))
                                                /* initial data */
/*
 * DDR related
 */
#define CONFIG_SYS_CS0_SIZE             (256 * 1024 * 1024)

/*
 * Hardware drivers
 */

/*
 * NS16550 Configuration
 */
#define V_NS16550_CLK                   48000000        /* 48MHz (APLL96/2) */

#define CONFIG_SYS_NS16550
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE     (-4)
#define CONFIG_SYS_NS16550_CLK          V_NS16550_CLK

/*
 * select serial console configuration
 */
#define CONFIG_CONS_INDEX               3
#define CONFIG_SYS_NS16550_COM3         OMAP34XX_UART3
#define CONFIG_SERIAL3                  3       /* UART3 on CRANEBOARD */

/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
#define CONFIG_BAUDRATE                 115200
#define CONFIG_SYS_BAUDRATE_TABLE       {4800, 9600, 19200, 38400, 57600,\
                                        115200}
#define CONFIG_GENERIC_MMC              1
#define CONFIG_MMC                      1
#define CONFIG_OMAP_HSMMC               1
#define CONFIG_DOS_PARTITION            1

/*
 * USB configuration
 * Enable CONFIG_MUSB_HCD for Host functionalities MSC, keyboard
 * Enable CONFIG_MUSB_UDC for Device functionalities.
 */
#define CONFIG_USB_AM35X                1
#define CONFIG_MUSB_HCD                 1

#ifdef CONFIG_USB_AM35X

#ifdef CONFIG_MUSB_HCD
#define CONFIG_CMD_USB

#define CONFIG_USB_STORAGE
#define CONGIG_CMD_STORAGE
#define CONFIG_CMD_FAT

#ifdef CONFIG_USB_KEYBOARD
#define CONFIG_SYS_USB_EVENT_POLL
#define CONFIG_PREBOOT "usb start"
#endif /* CONFIG_USB_KEYBOARD */

#endif /* CONFIG_MUSB_HCD */

#ifdef CONFIG_MUSB_UDC
/* USB device configuration */
#define CONFIG_USB_DEVICE               1
#define CONFIG_USB_TTY                  1
#define CONFIG_SYS_CONSOLE_IS_IN_ENV    1
/* Change these to suit your needs */
#define CONFIG_USBD_VENDORID            0x0451
#define CONFIG_USBD_PRODUCTID           0x5678
#define CONFIG_USBD_MANUFACTURER        "Texas Instruments"
#define CONFIG_USBD_PRODUCT_NAME        "AM3517CRANE"
#endif /* CONFIG_MUSB_UDC */

#endif /* CONFIG_USB_AM35X */

/* commands to include */
#include <config_cmd_default.h>

#define CONFIG_CMD_EXT2         /* EXT2 Support                 */
#define CONFIG_CMD_FAT          /* FAT support                  */
#define CONFIG_CMD_JFFS2        /* JFFS2 Support                */

#define CONFIG_CMD_I2C          /* I2C serial bus support       */
#define CONFIG_CMD_MMC          /* MMC support                  */
#define CONFIG_CMD_NAND         /* NAND support                 */
#define CONFIG_CMD_DHCP
#undef CONFIG_CMD_PING

#undef CONFIG_CMD_FLASH         /* flinfo, erase, protect       */
#undef CONFIG_CMD_FPGA          /* FPGA configuration Support   */
#undef CONFIG_CMD_IMI           /* iminfo                       */
#undef CONFIG_CMD_IMLS          /* List all found images        */

#define CONFIG_SYS_NO_FLASH
#define CONFIG_HARD_I2C                 1
#define CONFIG_SYS_I2C_SPEED            100000
#define CONFIG_SYS_I2C_SLAVE            1
#define CONFIG_DRIVER_OMAP34XX_I2C      1

#undef CONFIG_CMD_NET
#undef CONFIG_CMD_NFS
/*
 * Board NAND Info.
 */
#define CONFIG_SYS_NAND_ADDR            NAND_BASE       /* physical address */
                                                        /* to access nand */
#define CONFIG_SYS_NAND_BASE            NAND_BASE       /* physical address */
                                                        /* to access */
                                                        /* nand at CS0 */

#define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of */
                                                        /* NAND devices */

#define CONFIG_JFFS2_NAND
/* nand device jffs2 lives on */
#define CONFIG_JFFS2_DEV                "nand0"
/* start of jffs2 partition */
#define CONFIG_JFFS2_PART_OFFSET        0x680000
#define CONFIG_JFFS2_PART_SIZE          0xf980000       /* sz of jffs2 part */

/* Environment information */
#define CONFIG_BOOTDELAY        10

#define CONFIG_BOOTFILE         "uImage"

#define CONFIG_EXTRA_ENV_SETTINGS \
        "loadaddr=0x82000000\0" \
        "console=ttyS2,115200n8\0" \
        "mmcdev=0\0" \
        "mmcargs=setenv bootargs console=${console} " \
                "root=/dev/mmcblk0p2 rw " \
                "rootfstype=ext3 rootwait\0" \
        "nandargs=setenv bootargs console=${console} " \
                "root=/dev/mtdblock4 rw " \
                "rootfstype=jffs2\0" \
        "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
        "bootscript=echo Running bootscript from mmc ...; " \
                "source ${loadaddr}\0" \
        "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
        "mmcboot=echo Booting from mmc ...; " \
                "run mmcargs; " \
                "bootm ${loadaddr}\0" \
        "nandboot=echo Booting from nand ...; " \
                "run nandargs; " \
                "nand read ${loadaddr} 280000 400000; " \
                "bootm ${loadaddr}\0" \

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

#define CONFIG_AUTO_COMPLETE    1
/*
 * Miscellaneous configurable options
 */
#define V_PROMPT                        "AM3517_CRANE # "

#define CONFIG_SYS_LONGHELP             /* undef to save memory */
#define CONFIG_SYS_HUSH_PARSER          /* use "hush" command parser */
#define CONFIG_SYS_PROMPT               V_PROMPT
#define CONFIG_SYS_CBSIZE               512     /* Console I/O Buffer Size */
/* Print Buffer Size */
#define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE + \
                                        sizeof(CONFIG_SYS_PROMPT) + 16)
#define CONFIG_SYS_MAXARGS              32      /* max number of command */
                                                /* args */
/* Boot Argument Buffer Size */
#define CONFIG_SYS_BARGSIZE             (CONFIG_SYS_CBSIZE)
/* memtest works on */
#define CONFIG_SYS_MEMTEST_START        (OMAP34XX_SDRC_CS0)
#define CONFIG_SYS_MEMTEST_END          (OMAP34XX_SDRC_CS0 + \
                                        0x01F00000) /* 31MB */

#define CONFIG_SYS_LOAD_ADDR            (OMAP34XX_SDRC_CS0) /* default load */
                                                                /* address */

/*
 * AM3517 has 12 GP timers, they can be driven by the system clock
 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
 * This rate is divided by a local divisor.
 */
#define CONFIG_SYS_TIMERBASE            OMAP34XX_GPT2
#define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
#define CONFIG_SYS_HZ                   1000

/*-----------------------------------------------------------------------
 * Physical Memory Map
 */
#define CONFIG_NR_DRAM_BANKS    2       /* CS1 may or may not be populated */
#define PHYS_SDRAM_1            OMAP34XX_SDRC_CS0
#define PHYS_SDRAM_2            OMAP34XX_SDRC_CS1

/*-----------------------------------------------------------------------
 * FLASH and environment organization
 */

/* **** PISMO SUPPORT *** */

/* Configure the PISMO */
#define PISMO1_NAND_SIZE                GPMC_SIZE_128M
#define PISMO1_ONEN_SIZE                GPMC_SIZE_128M

#define CONFIG_SYS_MAX_FLASH_SECT       520     /* max number of sectors */
                                                /* on one chip */
#define CONFIG_SYS_MAX_FLASH_BANKS      2       /* max number of flash banks */
#define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 2 sectors */

#define CONFIG_SYS_FLASH_BASE           PISMO1_NAND_BASE

/* Monitor at start of flash */
#define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE

#define CONFIG_NAND_OMAP_GPMC
#define GPMC_NAND_ECC_LP_x16_LAYOUT     1
#define CONFIG_ENV_IS_IN_NAND           1
#define SMNAND_ENV_OFFSET               0x260000 /* environment starts here */

#define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB sector */
#define CONFIG_ENV_OFFSET               SMNAND_ENV_OFFSET
#define CONFIG_ENV_ADDR                 SMNAND_ENV_OFFSET

/*-----------------------------------------------------------------------
 * CFI FLASH driver setup
 */
/* timeout values are in ticks */
#define CONFIG_SYS_FLASH_ERASE_TOUT     (100 * CONFIG_SYS_HZ)
#define CONFIG_SYS_FLASH_WRITE_TOUT     (100 * CONFIG_SYS_HZ)

/* Flash banks JFFS2 should use */
#define CONFIG_SYS_MAX_MTD_BANKS        (CONFIG_SYS_MAX_FLASH_BANKS + \
                                        CONFIG_SYS_MAX_NAND_DEVICE)
#define CONFIG_SYS_JFFS2_MEM_NAND
/* use flash_info[2] */
#define CONFIG_SYS_JFFS2_FIRST_BANK     CONFIG_SYS_MAX_FLASH_BANKS
#define CONFIG_SYS_JFFS2_NUM_BANKS      1

#define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
#define CONFIG_SYS_INIT_RAM_ADDR        0x4020f800
#define CONFIG_SYS_INIT_RAM_SIZE        0x800
#define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SYS_INIT_RAM_ADDR + \
                                         CONFIG_SYS_INIT_RAM_SIZE - \
                                         GENERATED_GBL_DATA_SIZE)

/* Defines for SPL */
#define CONFIG_SPL
#define CONFIG_SPL_FRAMEWORK
#define CONFIG_SPL_BOARD_INIT
#define CONFIG_SPL_NAND_SIMPLE
#define CONFIG_SPL_TEXT_BASE            0x40200800
#define CONFIG_SPL_MAX_SIZE             (54 * 1024)     /* 8 KB for stack */
#define CONFIG_SPL_STACK                LOW_LEVEL_SRAM_STACK

#define CONFIG_SPL_BSS_START_ADDR       0x80000000
#define CONFIG_SPL_BSS_MAX_SIZE         0x80000         /* 512 KB */

#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS      0x200 /* 256 KB */
#define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION    1
#define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME        "u-boot.img"

#define CONFIG_SPL_LIBCOMMON_SUPPORT
#define CONFIG_SPL_LIBDISK_SUPPORT
#define CONFIG_SPL_I2C_SUPPORT
#define CONFIG_SPL_LIBGENERIC_SUPPORT
#define CONFIG_SPL_MMC_SUPPORT
#define CONFIG_SPL_FAT_SUPPORT
#define CONFIG_SPL_SERIAL_SUPPORT
#define CONFIG_SPL_NAND_SUPPORT
#define CONFIG_SPL_NAND_BASE
#define CONFIG_SPL_NAND_DRIVERS
#define CONFIG_SPL_NAND_ECC
#define CONFIG_SPL_POWER_SUPPORT
#define CONFIG_SPL_LDSCRIPT             "$(CPUDIR)/omap-common/u-boot-spl.lds"

/* NAND boot config */
#define CONFIG_SYS_NAND_5_ADDR_CYCLE
#define CONFIG_SYS_NAND_PAGE_COUNT      64
#define CONFIG_SYS_NAND_PAGE_SIZE       2048
#define CONFIG_SYS_NAND_OOBSIZE         64
#define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
#define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
#define CONFIG_SYS_NAND_ECCPOS          {2, 3, 4, 5, 6, 7, 8, 9,\
                                                10, 11, 12, 13}
#define CONFIG_SYS_NAND_ECCSIZE         512
#define CONFIG_SYS_NAND_ECCBYTES        3
#define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_NAND_U_BOOT_OFFS     0x80000

/*
 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
 * 64 bytes before this address should be set aside for u-boot.img's
 * header. That is 0x800FFFC0--0x80100000 should not be used for any
 * other needs.
 */
#define CONFIG_SYS_TEXT_BASE            0x80100000
#define CONFIG_SYS_SPL_MALLOC_START     0x80208000
#define CONFIG_SYS_SPL_MALLOC_SIZE      0x100000

#endif /* __CONFIG_H */