/*
   * siemens am33x common board options
   * (C) Copyright 2013 Siemens Schweiz AG
   * (C) Heiko Schocher, DENX Software Engineering, hs@denx.de.
   *
   * Based on:
   * U-Boot file:/include/configs/am335x_evm.h
   *
   * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
   *
   * SPDX-License-Identifier:	GPL-2.0+
   */
  
  #ifndef __CONFIG_SIEMENS_AM33X_COMMON_H
  #define __CONFIG_SIEMENS_AM33X_COMMON_H

  #include <asm/arch/omap.h>
  
  #define CONFIG_DMA_COHERENT
  #define CONFIG_DMA_COHERENT_SIZE	(1 << 20)
  
  #define CONFIG_ENV_SIZE			(0x2000)
  #define CONFIG_SYS_MALLOC_LEN		(16 * 1024 * 1024)

  #ifdef CONFIG_SIEMENS_MACH_TYPE

  #define CONFIG_MACH_TYPE		CONFIG_SIEMENS_MACH_TYPE

  #endif

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

  /* commands to include */

  #ifndef CONFIG_SPL_BUILD
  #define CONFIG_ROOTPATH		"/opt/eldk"
  #endif
  
  #define CONFIG_ENV_OVERWRITE		1

  #define CONFIG_SYS_AUTOLOAD	"yes"
  
  /* Clock Defines */
  #define V_OSCK				24000000  /* Clock output from T2 */
  #define V_SCLK				(V_OSCK)
  
  /* We set the max number of command args high to avoid HUSH bugs. */
  #define CONFIG_SYS_MAXARGS		32
  
  /* Console I/O Buffer Size */

  #define CONFIG_SYS_CBSIZE		1024

  /* Boot Argument Buffer Size */
  #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
  
  /*
   * memtest works on 8 MB in DRAM after skipping 32MB from
   * start addr of ram disk
   */
  #define CONFIG_SYS_MEMTEST_START	(PHYS_DRAM_1 + (64 * 1024 * 1024))
  #define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START \
  					+ (8 * 1024 * 1024))
  
  #define CONFIG_SYS_LOAD_ADDR		0x81000000 /* Default load address */

  #define CONFIG_SPI

  #define CONFIG_MTD_DEVICE

  #define CONFIG_SF_DEFAULT_SPEED		(75000000)
  
   /* Physical Memory Map */
  #define CONFIG_NR_DRAM_BANKS		1		/*  1 bank of DRAM */
  #define PHYS_DRAM_1			0x80000000	/* DRAM Bank #1 */
  
  #define CONFIG_SYS_SDRAM_BASE		PHYS_DRAM_1
  #define CONFIG_SYS_INIT_SP_ADDR         (NON_SECURE_SRAM_END - \
  						GENERATED_GBL_DATA_SIZE)
   /* Platform/Board specific defs */
  #define CONFIG_SYS_TIMERBASE		0x48040000	/* Use Timer2 */
  #define CONFIG_SYS_PTV			2	/* Divisor: 2^(PTV+1) => 8 */

  
  /* NS16550 Configuration */

  #ifdef CONFIG_SPL_BUILD

  #define CONFIG_SYS_NS16550_SERIAL

  #define CONFIG_SYS_NS16550_REG_SIZE	(-4)

  #endif

  #define CONFIG_SYS_NS16550_CLK		(48000000)
  #define CONFIG_SYS_NS16550_COM1		0x44e09000
  #define CONFIG_SYS_NS16550_COM4		0x481a6000

  #define CONFIG_SERIAL1                  1
  #define CONFIG_CONS_INDEX               1
  
  /* I2C Configuration */
  #define CONFIG_I2C

  #define CONFIG_SYS_I2C

  
  /* Defines for SPL */

  #define CONFIG_SPL_TEXT_BASE		0x402F0400

  #define CONFIG_SPL_MAX_SIZE		(SRAM_SCRATCH_SPACE_ADDR - \
  					 CONFIG_SPL_TEXT_BASE)

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

  #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION	1

  #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME	"u-boot.img"

  #define CONFIG_SPL_SPI_LOAD

  #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x20000

  #define CONFIG_SPL_NAND_BASE
  #define CONFIG_SPL_NAND_DRIVERS
  #define CONFIG_SPL_NAND_ECC

  #define CONFIG_SYS_NAND_ONFI_DETECTION

  #define CONFIG_SYS_NAND_5_ADDR_CYCLE
  #define CONFIG_SYS_NAND_PAGE_COUNT	(CONFIG_SYS_NAND_BLOCK_SIZE / \
  					 CONFIG_SYS_NAND_PAGE_SIZE)
  #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, 14, 15, 16, 17, \
  					 18, 19, 20, 21, 22, 23, 24, 25, \
  					 26, 27, 28, 29, 30, 31, 32, 33, \
  					 34, 35, 36, 37, 38, 39, 40, 41, \
  					 42, 43, 44, 45, 46, 47, 48, 49, \
  					 50, 51, 52, 53, 54, 55, 56, 57, }
  
  #define CONFIG_SYS_NAND_ECCSIZE		512
  #define CONFIG_SYS_NAND_ECCBYTES	14

  #define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_BCH8_CODE_HW

  
  #define CONFIG_SYS_NAND_ECCSTEPS	4
  #define	CONFIG_SYS_NAND_ECCTOTAL	(CONFIG_SYS_NAND_ECCBYTES * \
  						CONFIG_SYS_NAND_ECCSTEPS)
  
  #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_SPL_MALLOC_START	0x80208000
  #define CONFIG_SYS_SPL_MALLOC_SIZE	0x100000
  
  /*
   * Since SPL did pll and ddr initialization for us,
   * we don't need to do it twice.
   */
  #ifndef CONFIG_SPL_BUILD
  #define CONFIG_SKIP_LOWLEVEL_INIT
  #endif
  
  #ifndef CONFIG_SPL_BUILD
  /*
   * USB configuration
   */

  #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT

  
  #define CONFIG_AM335X_USB0
  #define CONFIG_AM335X_USB0_MODE	MUSB_PERIPHERAL
  #define CONFIG_AM335X_USB1
  #define CONFIG_AM335X_USB1_MODE MUSB_HOST

  /* USB DRACO ID as default */

  #define CONFIG_USBD_HS

  
  /* USB Device Firmware Update support */

  #define CONFIG_SYS_DFU_DATA_BUF_SIZE	(1 << 20)

  #define DFU_MANIFEST_POLL_TIMEOUT	25000

  
  #endif /* CONFIG_SPL_BUILD */
  
  /*
   * Default to using SPI for environment, etc.  We have multiple copies
   * of SPL as the ROM will check these locations.
   * 0x0 - 0x20000 : First copy of SPL
   * 0x20000 - 0x40000 : Second copy of SPL
   * 0x40000 - 0x60000 : Third copy of SPL
   * 0x60000 - 0x80000 : Fourth copy of SPL
   * 0x80000 - 0xDF000 : U-Boot
   * 0xDF000 - 0xE0000 : U-Boot Environment
   * 0xE0000 - 0x442000 : Linux Kernel
   * 0x442000 - 0x800000 : Userland
   */
  #if defined(CONFIG_SPI_BOOT)

  # define CONFIG_ENV_SPI_MAX_HZ		CONFIG_SF_DEFAULT_SPEED
  # define CONFIG_ENV_OFFSET		(892 << 10) /* 892 KiB in */
  # define CONFIG_ENV_SECT_SIZE		(4 << 10) /* 4 KB sectors */
  #endif /* SPI support */

  #define CONFIG_DRIVER_TI_CPSW
  #define CONFIG_MII

  #define CONFIG_BOOTP_DEFAULT

  #define CONFIG_BOOTP_DNS2
  #define CONFIG_BOOTP_SEND_HOSTNAME

  #define CONFIG_NET_RETRY_COUNT         10

  /* NAND support */
  #ifdef CONFIG_NAND

  /* UBI Support */
  #ifndef CONFIG_SPL_BUILD

  #define CONFIG_MTD_PARTITIONS
  #define CONFIG_MTD_DEVICE

  #endif
  
  /* Commen environment */
  #define CONFIG_PREBOOT
  #define COMMON_ENV_DFU_ARGS	"dfu_args=run bootargs_defaults;" \
  				"setenv bootargs ${bootargs};" \
  				"mtdparts default;" \
  				"draco_led 1;" \
  				"dfu 0 nand 0;" \
  				"draco_led 0;\0" \
  
  #define COMMON_ENV_NAND_BOOT \
  		"nand_boot=echo Booting from nand; " \
  		"if test ${upgrade_available} -eq 1; then " \
  			"if test ${bootcount} -gt ${bootlimit}; " \
  				"then " \
  				"setenv upgrade_available 0;" \
  				"setenv ${partitionset_active} true;" \
  				"if test -n ${A}; then " \
  					"setenv partitionset_active B; " \
  					"env delete A; " \
  				"fi;" \
  				"if test -n ${B}; then " \
  					"setenv partitionset_active A; " \
  					"env delete B; " \
  				"fi;" \
  				"saveenv; " \
  			"fi;" \
  		"fi;" \
  		"echo set ${partitionset_active}...;" \
  		"run nand_args; "
  
  #define COMMON_ENV_NAND_CMDS	"flash_self=run nand_boot\0" \
  				"flash_self_test=setenv testargs test; " \
  					"run nand_boot\0" \
  				"dfu_start=echo Preparing for dfu mode ...; " \
  				"run dfu_args; \0"
  
  #define COMMON_ENV_SETTINGS \
  	"verify=no \0" \
  	"project_dir=targetdir\0" \
  	"upgrade_available=0\0" \
  	"altbootcmd=run bootcmd\0" \
  	"bootlimit=3\0" \
  	"partitionset_active=A\0" \
  	"loadaddr=0x82000000\0" \
  	"kloadaddr=0x81000000\0" \
  	"script_addr=0x81900000\0" \
  	"console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \
  	"nfsopts=nolock rw\0" \
  	"ip_method=none\0" \
  	"bootenv=uEnv.txt\0" \
  	"bootargs_defaults=setenv bootargs " \
  		"console=${console} " \
  		"${testargs} " \
  		"${optargs}\0" \
  	"siemens_help=echo; "\
  		"echo Type 'run flash_self' to use kernel and root " \
  		"filesystem on memory; echo Type 'run flash_self_test' to " \
  		"use kernel and root filesystem on memory, boot in test " \
  		"mode; echo Not ready yet: 'run flash_nfs' to use kernel " \
  		"from memory and root filesystem over NFS; echo Type " \
  		"'run net_nfs' to get Kernel over TFTP and mount root " \
  		"filesystem over NFS; " \
  		"echo Set partitionset_active variable to 'A' " \
  		"or 'B' to select kernel and rootfs partition; " \
  		"echo" \
  		"\0"

  /*

   * Variant 1 partition layout

   * chip-size = 256MiB
   *|         name |        size |           address area |
   *-------------------------------------------------------
   *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
   *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
   *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
   *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
   *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
   *|    uboot.env | 128.000 KiB | 0x  260000..0x  27ffff |
   *|     kernel_a |   5.000 MiB | 0x  280000..0x  77ffff |
   *|     kernel_b |   5.000 MiB | 0x  780000..0x  c7ffff |
   *|      mtdoops |   8.000 MiB | 0x  c80000..0x 147ffff |
   *|       rootfs | 235.500 MiB | 0x 1480000..0x fffffff |
   *-------------------------------------------------------

  
  					"mtdparts=omap2-nand.0:" \

  					"128k(spl),"		\
  					"128k(spl.backup1),"	\
  					"128k(spl.backup2),"	\
  					"128k(spl.backup3),"	\
  					"1920k(u-boot),"	\
  					"128k(uboot.env),"	\
  					"5120k(kernel_a),"	\
  					"5120k(kernel_b),"	\
  					"8192k(mtdoops),"	\
  					"-(rootfs)"

   */

  #define DFU_ALT_INFO_NAND_V1 \

  	"spl part 0 1;" \
  	"spl.backup1 part 0 2;" \
  	"spl.backup2 part 0 3;" \
  	"spl.backup3 part 0 4;" \
  	"u-boot part 0 5;" \
  	"u-boot.env part 0 6;" \
  	"kernel_a part 0 7;" \
  	"kernel_b part 0 8;" \
  	"rootfs partubi 0 10"

  #define CONFIG_ENV_SETTINGS_NAND_V1 \

  	"nand_active_ubi_vol=rootfs_a\0" \

  	"nand_active_ubi_vol_A=rootfs_a\0" \
  	"nand_active_ubi_vol_B=rootfs_b\0" \

  	"nand_root_fs_type=ubifs rootwait=1\0" \
  	"nand_src_addr=0x280000\0" \

  	"nand_src_addr_A=0x280000\0" \
  	"nand_src_addr_B=0x780000\0" \

  	"nand_args=run bootargs_defaults;" \
  		"mtdparts default;" \

  		"setenv ${partitionset_active} true;" \
  		"if test -n ${A}; then " \
  			"setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \
  			"setenv nand_src_addr ${nand_src_addr_A};" \

  		"fi;" \

  		"if test -n ${B}; then " \
  			"setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \
  			"setenv nand_src_addr ${nand_src_addr_B};" \

  		"fi;" \
  		"setenv nand_root ubi0:${nand_active_ubi_vol} rw " \

  		"ubi.mtd=9,${ubi_off};" \

  		"setenv bootargs ${bootargs} " \
  		"root=${nand_root} noinitrd ${mtdparts} " \
  		"rootfstype=${nand_root_fs_type} ip=${ip_method} " \
  		"console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
  		"=mtdoops\0" \

  	COMMON_ENV_DFU_ARGS \
  		"dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \
  	COMMON_ENV_NAND_BOOT \
  		"nand read.i ${kloadaddr} ${nand_src_addr} " \
  		"${nand_img_size}; bootm ${kloadaddr}\0" \
  	COMMON_ENV_NAND_CMDS
  
  #define CONFIG_ENV_SETTINGS_V1 \
  		COMMON_ENV_SETTINGS \

  	"net_args=run bootargs_defaults;" \
  		"mtdparts default;" \
  		"setenv bootfile ${project_dir}/kernel/uImage;" \
  		"setenv rootpath /home/projects/${project_dir}/rootfs;" \
  		"setenv bootargs ${bootargs} " \
  		"root=/dev/nfs ${mtdparts} " \
  		"nfsroot=${serverip}:${rootpath},${nfsopts} " \

  		"ip=${ipaddr}:${serverip}:" \

  		"${gatewayip}:${netmask}:${hostname}:eth0:off\0" \

  	"net_nfs=echo Booting from network ...; " \
  		"run net_args; " \
  		"tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
  		"bootm ${kloadaddr}\0"
  
  /*

   * Variant 2 partition layout (default)

   * chip-size = 256MiB or 512 MiB

   *|         name |        size |           address area |
   *-------------------------------------------------------
   *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
   *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
   *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
   *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
   *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
   *|   uboot.env0 | 512.000 KiB | 0x  260000..0x  2Dffff |
   *|   uboot.env1 | 512.000 KiB | 0x  2E0000..0x  35ffff |

   *|      mtdoops | 512.000 KiB | 0x  360000..0x  3dffff |
   *| (256) rootfs | 252.125 MiB | 0x  3E0000..0x fffffff |
   *| (512) rootfs | 508.125 MiB | 0x  3E0000..0x1fffffff |

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

  #define DFU_ALT_INFO_NAND_V2 \
  	"spl part 0 1;" \
  	"spl.backup1 part 0 2;" \
  	"spl.backup2 part 0 3;" \
  	"spl.backup3 part 0 4;" \
  	"u-boot part 0 5;" \
  	"u-boot.env0 part 0 6;" \
  	"u-boot.env1 part 0 7;" \

  	"rootfs partubi 0 9" \

  
  #define CONFIG_ENV_SETTINGS_NAND_V2 \
  	"nand_active_ubi_vol=rootfs_a\0" \
  	"rootfs_name=rootfs\0" \
  	"kernel_name=uImage\0"\
  	"nand_root_fs_type=ubifs rootwait=1\0" \
  	"nand_args=run bootargs_defaults;" \
  		"mtdparts default;" \
  		"setenv ${partitionset_active} true;" \
  		"if test -n ${A}; then " \
  			"setenv nand_active_ubi_vol ${rootfs_name}_a;" \

  		"fi;" \

  		"if test -n ${B}; then " \
  			"setenv nand_active_ubi_vol ${rootfs_name}_b;" \
  		"fi;" \
  		"setenv nand_root ubi0:${nand_active_ubi_vol} rw " \

  		"ubi.mtd=rootfs,2048;" \

  		"setenv bootargs ${bootargs} " \
  		"root=${nand_root} noinitrd ${mtdparts} " \
  		"rootfstype=${nand_root_fs_type} ip=${ip_method} " \
  		"console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
  		"=mtdoops\0" \
  	COMMON_ENV_DFU_ARGS \
  		"dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \
  	COMMON_ENV_NAND_BOOT \

  		"ubi part rootfs ${ubi_off};" \

  		"ubifsmount ubi0:${nand_active_ubi_vol};" \
  		"ubifsload ${kloadaddr} boot/${kernel_name};" \
  		"ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \
  		"bootm ${kloadaddr} - ${loadaddr}\0" \
  	"nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \
  		"bootm ${kloadaddr} - ${loadaddr}\0" \
  	COMMON_ENV_NAND_CMDS
  
  #define CONFIG_ENV_SETTINGS_V2 \
  		COMMON_ENV_SETTINGS \
  	"net_args=run bootargs_defaults;" \
  		"mtdparts default;" \
  		"setenv bootfile ${project_dir}/kernel/uImage;" \
  		"setenv bootdtb ${project_dir}/kernel/dtb;" \
  		"setenv rootpath /home/projects/${project_dir}/rootfs;" \
  		"setenv bootargs ${bootargs} " \
  		"root=/dev/nfs ${mtdparts} " \
  		"nfsroot=${serverip}:${rootpath},${nfsopts} " \
  		"ip=${ipaddr}:${serverip}:" \
  		"${gatewayip}:${netmask}:${hostname}:eth0:off\0" \

  	"net_nfs=echo Booting from network ...; " \
  		"run net_args; " \
  		"tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \

  		"tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \
  		"bootm ${kloadaddr} - ${loadaddr}\0"

  /*
   * Variant 3 partition layout
   * chip-size = 512MiB
   *|         name |        size |           address area |
   *-------------------------------------------------------
   *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
   *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
   *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
   *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
   *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
   *|   uboot.env0 | 512.000 KiB | 0x  260000..0x  2Dffff |
   *|   uboot.env1 | 512.000 KiB | 0x  2E0000..0x  35ffff |
   *|       rootfs | 300.000 MiB | 0x  360000..0x12f5ffff |
   *|      mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff |
   *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff |
   *-------------------------------------------------------

  					"mtdparts=omap2-nand.0:" \

  					"128k(spl),"		\
  					"128k(spl.backup1),"	\
  					"128k(spl.backup2),"	\
  					"128k(spl.backup3),"	\
  					"1920k(u-boot),"	\
  					"512k(u-boot.env0),"	\
  					"512k(u-boot.env1),"	\
  					"300m(rootfs),"		\
  					"512k(mtdoops),"	\
  					"-(configuration)"

   */

  #define CONFIG_SYS_NAND_BASE		(0x08000000)	/* physical address */
  							/* to access nand at */
  							/* CS0 */
  #define CONFIG_SYS_MAX_NAND_DEVICE	1		/* Max number of NAND
  							   devices */
  #if !defined(CONFIG_SPI_BOOT)

  #define CONFIG_ENV_OFFSET		0x260000 /* environment starts here */
  #define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)	/* 128 KiB */
  #endif
  #endif

  /* Reboot after 60 sec if bootcmd fails */
  #define CONFIG_RESET_TO_RETRY
  #define CONFIG_BOOT_RETRY_TIME 60

  #endif	/* ! __CONFIG_SIEMENS_AM33X_COMMON_H */