/*
 * am335x_evm.h
 *
 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
 *
 * 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 version 2.
 *
 * This program is distributed "as is" WITHOUT ANY WARRANTY of any
 * kind, whether express or implied; without even the implied warranty
 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#ifndef __CONFIG_BALTOS_H
#define __CONFIG_BALTOS_H

#include <linux/sizes.h>
#include <configs/ti_am335x_common.h>

#define CONFIG_MACH_TYPE		MACH_TYPE_AM335XEVM

/* Clock Defines */
#define V_OSCK				24000000  /* Clock output from T2 */
#define V_SCLK				(V_OSCK)

/* Custom script for NOR */
#define CONFIG_SYS_LDSCRIPT		"board/vscom/baltos/u-boot.lds"

/* Always 128 KiB env size */
#define CONFIG_ENV_SIZE			(128 << 10)

/* FIT support */
#define CONFIG_SYS_BOOTM_LEN         SZ_64M

/* UBI Support */
#define CONFIG_MTD_PARTITIONS
#define CONFIG_MTD_DEVICE

/* I2C configuration */

#ifdef CONFIG_NAND
#define CONFIG_SYS_NAND_U_BOOT_OFFS	0x00080000
#ifdef CONFIG_SPL_OS_BOOT
#define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */
#endif
#define NANDARGS \
	"mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
	"mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
	"nandargs=setenv bootargs console=${console} " \
		"${optargs} " \
		"${mtdparts} " \
		"root=${nandroot} " \
		"rootfstype=${nandrootfstype}\0" \
	"nandroot=ubi0:rootfs rw ubi.mtd=5\0" \
	"nandrootfstype=ubifs rootwait=1\0" \
	"nandboot=echo Booting from nand ...; " \
		"run nandargs; " \
		"setenv loadaddr 0x84000000; " \
		"ubi part UBI; " \
		"ubifsmount ubi0:kernel; " \
		"ubifsload $loadaddr kernel-fit.itb;" \
		"ubifsumount; " \
		"bootm ${loadaddr}#conf${board_name}; " \
		"if test $? -ne 0; then echo Using default FIT config; " \
		"bootm ${loadaddr}; fi;\0"
#else
#define NANDARGS ""
#endif

#ifndef CONFIG_SPL_BUILD
#define CONFIG_EXTRA_ENV_SETTINGS \
	DEFAULT_LINUX_BOOT_ENV \
	"boot_fdt=try\0" \
	"bootpart=0:2\0" \
	"bootdir=/boot\0" \
	"bootfile=zImage\0" \
	"fdtfile=undefined\0" \
	"console=ttyO0,115200n8\0" \
	"partitions=" \
		"uuid_disk=${uuid_gpt_disk};" \
		"name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
	"optargs=\0" \
	"mmcdev=0\0" \
	"mmcroot=/dev/mmcblk0p2 ro\0" \
	"usbroot=/dev/sda2 ro\0" \
	"mmcrootfstype=ext4 rootwait\0" \
	"usbrootfstype=ext4 rootwait\0" \
	"rootpath=/export/rootfs\0" \
	"nfsopts=nolock\0" \
	"static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
		"::off\0" \
	"ramroot=/dev/ram0 rw\0" \
	"ramrootfstype=ext2\0" \
	"mmcargs=setenv bootargs console=${console} " \
		"${optargs} " \
		"${mtdparts} " \
		"root=${mmcroot} " \
		"rootfstype=${mmcrootfstype}\0" \
	"usbargs=setenv bootargs console=${console} " \
		"${optargs} " \
		"${mtdparts} " \
		"root=${usbroot} " \
		"rootfstype=${usbrootfstype}\0" \
	"spiroot=/dev/mtdblock4 rw\0" \
	"spirootfstype=jffs2\0" \
	"spisrcaddr=0xe0000\0" \
	"spiimgsize=0x362000\0" \
	"spibusno=0\0" \
	"spiargs=setenv bootargs console=${console} " \
		"${optargs} " \
		"root=${spiroot} " \
		"rootfstype=${spirootfstype}\0" \
	"netargs=setenv bootargs console=${console} " \
		"${optargs} " \
		"root=/dev/nfs " \
		"nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
		"ip=dhcp\0" \
	"bootenv=uEnv.txt\0" \
	"loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
	"usbloadbootenv=load usb 0:1 ${loadaddr} ${bootenv}\0" \
	"importbootenv=echo Importing environment from mmc ...; " \
		"env import -t $loadaddr $filesize\0" \
	"usbimportbootenv=echo Importing environment from USB ...; " \
		"env import -t $loadaddr $filesize\0" \
	"ramargs=setenv bootargs console=${console} " \
		"${optargs} " \
		"root=${ramroot} " \
		"rootfstype=${ramrootfstype}\0" \
	"loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
	"loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
	"usbloadimage=load usb 0:1 ${loadaddr} kernel-fit.itb\0" \
	"loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
	"usbloados=run usbargs; " \
		"bootm ${loadaddr}#conf${board_name}; " \
		"if test $? -ne 0; then " \
			"echo Using default FIT configuration; " \
			"bootm ${loadaddr}; " \
		"fi;\0" \
	"mmcloados=run mmcargs; " \
		"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
			"if run loadfdt; then " \
				"bootz ${loadaddr} - ${fdtaddr}; " \
			"else " \
				"if test ${boot_fdt} = try; then " \
					"bootz; " \
				"else " \
					"echo WARN: Cannot load the DT; " \
				"fi; " \
			"fi; " \
		"else " \
			"bootz; " \
		"fi;\0" \
	"usbboot=usb reset; " \
		"if usb storage; then " \
			"echo USB drive found;" \
			"if run usbloadbootenv; then " \
				"echo Loaded environment from ${bootenv};" \
				"run usbimportbootenv;" \
			"fi;" \
			"if test -n $uenvcmd; then " \
				"echo Running uenvcmd ...;" \
				"run uenvcmd;" \
			"fi;" \
			"if run usbloadimage; then " \
				"run usbloados;" \
			"fi;" \
		"fi;\0" \
	"mmcboot=mmc dev ${mmcdev}; " \
		"if mmc rescan; then " \
			"echo SD/MMC found on device ${mmcdev};" \
			"if run loadbootenv; then " \
				"echo Loaded environment from ${bootenv};" \
				"run importbootenv;" \
			"fi;" \
			"if test -n $uenvcmd; then " \
				"echo Running uenvcmd ...;" \
				"run uenvcmd;" \
			"fi;" \
			"if run loadimage; then " \
				"run mmcloados;" \
			"fi;" \
		"fi;\0" \
	"spiboot=echo Booting from spi ...; " \
		"run spiargs; " \
		"sf probe ${spibusno}:0; " \
		"sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
		"bootz ${loadaddr}\0" \
	"netboot=echo Booting from network ...; " \
		"setenv autoload no; " \
		"dhcp; " \
		"tftp ${loadaddr} ${bootfile}; " \
		"tftp ${fdtaddr} ${fdtfile}; " \
		"run netargs; " \
		"bootz ${loadaddr} - ${fdtaddr}\0" \
	"ramboot=echo Booting from ramdisk ...; " \
		"run ramargs; " \
		"bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
	"findfdt=setenv fdtfile am335x-baltos.dtb\0" \
	NANDARGS
	/*DFUARGS*/
#endif

#define CONFIG_BOOTCOMMAND \
	"run findfdt; " \
	"run usbboot;" \
	"run mmcboot;" \
	"setenv mmcdev 1; " \
	"setenv bootpart 1:2; " \
	"run mmcboot;" \
	"run nandboot;"

/* NS16550 Configuration */
#define CONFIG_SYS_NS16550_COM1		0x44e09000	/* Base EVM has UART0 */
#define CONFIG_SYS_NS16550_COM2		0x48022000	/* UART1 */
#define CONFIG_SYS_NS16550_COM3		0x48024000	/* UART2 */
#define CONFIG_SYS_NS16550_COM4		0x481a6000	/* UART3 */
#define CONFIG_SYS_NS16550_COM5		0x481a8000	/* UART4 */
#define CONFIG_SYS_NS16550_COM6		0x481aa000	/* UART5 */

#define CONFIG_ENV_EEPROM_IS_ON_I2C
#define CONFIG_SYS_I2C_EEPROM_ADDR	0x50	/* Main EEPROM */
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2

/* PMIC support */
#define CONFIG_POWER_TPS65910

/* SPL */
#ifndef CONFIG_NOR_BOOT

#ifdef CONFIG_NAND
#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_SYS_NAND_ONFI_DETECTION
#define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_BCH8_CODE_HW
#define CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_TEXT_BASE
#endif
#endif

/*
 * USB configuration.  We enable MUSB support, both for host and for
 * gadget.  We set USB0 as peripheral and USB1 as host, based on the
 * board schematic and physical port wired to each.  Then for host we
 * add mass storage support and for gadget we add both RNDIS ethernet
 * and DFU.
 */
#define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
#define CONFIG_AM335X_USB0
#define CONFIG_AM335X_USB0_MODE	MUSB_HOST
#define CONFIG_AM335X_USB1
#define CONFIG_AM335X_USB1_MODE MUSB_OTG

/* Network. */
#define CONFIG_PHY_SMSC
#define CONFIG_MII
#define CONFIG_PHY_ATHEROS

/* NAND support */
#ifdef CONFIG_NAND
#define GPMC_NAND_ECC_LP_x8_LAYOUT	1
#endif

#endif	/* ! __CONFIG_BALTOS_H */