am335x_evm.h 14.5 KB
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/*
 * 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_AM335X_EVM_H
#define __CONFIG_AM335X_EVM_H

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#include <configs/ti_am335x_common.h>
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#ifndef CONFIG_SPL_BUILD
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#ifndef CONFIG_FIT
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# define CONFIG_FIT
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#endif
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# define CONFIG_TIMESTAMP
# define CONFIG_LZO
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#endif

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#define CONFIG_SYS_BOOTM_LEN		(16 << 20)

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#define MACH_TYPE_TIAM335EVM		3589	/* Until the next sync */
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#define CONFIG_MACH_TYPE		MACH_TYPE_TIAM335EVM
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#define CONFIG_BOARD_LATE_INIT
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/* Clock Defines */
#define V_OSCK				24000000  /* Clock output from T2 */
#define V_SCLK				(V_OSCK)
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/* Custom script for NOR */
#define CONFIG_SYS_LDSCRIPT		"board/ti/am335x/u-boot.lds"

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/* Always 128 KiB env size */
#define CONFIG_ENV_SIZE			(128 << 10)
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/* Enhance our eMMC support / experience. */
#define CONFIG_CMD_GPT
#define CONFIG_EFI_PARTITION

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#ifdef CONFIG_NAND
#define NANDARGS \
	"mtdids=" MTDIDS_DEFAULT "\0" \
	"mtdparts=" MTDPARTS_DEFAULT "\0" \
	"nandargs=setenv bootargs console=${console} " \
		"${optargs} " \
		"root=${nandroot} " \
		"rootfstype=${nandrootfstype}\0" \
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	"nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \
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	"nandrootfstype=ubifs rootwait=1\0" \
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	"nandboot=echo Booting from nand ...; " \
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		"run nandargs; " \
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		"nand read ${fdtaddr} NAND.u-boot-spl-os; " \
		"nand read ${loadaddr} NAND.kernel; " \
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		"bootz ${loadaddr} - ${fdtaddr}\0"
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#else
#define NANDARGS ""
#endif

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#define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
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#ifndef CONFIG_SPL_BUILD
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#define CONFIG_EXTRA_ENV_SETTINGS \
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	DEFAULT_LINUX_BOOT_ENV \
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	"boot_fdt=try\0" \
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	"bootpart=0:2\0" \
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	"bootdir=/boot\0" \
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	"bootfile=zImage\0" \
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	"fdtfile=undefined\0" \
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	"console=ttyO0,115200n8\0" \
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	"partitions=" \
		"uuid_disk=${uuid_gpt_disk};" \
		"name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
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	"optargs=\0" \
	"mmcdev=0\0" \
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	"mmcroot=/dev/mmcblk0p2 ro\0" \
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	"mmcrootfstype=ext4 rootwait\0" \
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	"ramroot=/dev/ram0 rw\0" \
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	"ramrootfstype=ext2\0" \
	"mmcargs=setenv bootargs console=${console} " \
		"${optargs} " \
		"root=${mmcroot} " \
		"rootfstype=${mmcrootfstype}\0" \
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	"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" \
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	"bootenv=uEnv.txt\0" \
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	"loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \
	"bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
		"source ${loadaddr}\0" \
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	"loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
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	"importbootenv=echo Importing environment from mmc ...; " \
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		"env import -t -r $loadaddr $filesize\0" \
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	"ramargs=setenv bootargs console=${console} " \
		"${optargs} " \
		"root=${ramroot} " \
		"rootfstype=${ramrootfstype}\0" \
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	"loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
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	"loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
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	"loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
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	"mmcloados=run mmcargs; " \
		"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
			"if run loadfdt; then " \
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				"bootz ${loadaddr} - ${fdtaddr}; " \
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			"else " \
				"if test ${boot_fdt} = try; then " \
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					"bootz; " \
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				"else " \
					"echo WARN: Cannot load the DT; " \
				"fi; " \
			"fi; " \
		"else " \
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			"bootz; " \
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		"fi;\0" \
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	"mmcboot=mmc dev ${mmcdev}; " \
		"if mmc rescan; then " \
			"echo SD/MMC found on device ${mmcdev};" \
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			"if run loadbootscript; then " \
				"run bootscript;" \
			"else " \
				"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 ;" \
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		"fi;\0" \
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	"spiboot=echo Booting from spi ...; " \
		"run spiargs; " \
		"sf probe ${spibusno}:0; " \
		"sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
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		"bootz ${loadaddr}\0" \
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	"ramboot=echo Booting from ramdisk ...; " \
		"run ramargs; " \
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		"bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
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	"findfdt="\
		"if test $board_name = A335BONE; then " \
			"setenv fdtfile am335x-bone.dtb; fi; " \
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		"if test $board_name = A335BNLT; then " \
			"setenv fdtfile am335x-boneblack.dtb; fi; " \
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		"if test $board_name = A33515BB; then " \
			"setenv fdtfile am335x-evm.dtb; fi; " \
		"if test $board_name = A335X_SK; then " \
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			"setenv fdtfile am335x-evmsk.dtb; fi; " \
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		"if test $fdtfile = undefined; then " \
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			"echo WARNING: Could not determine device tree to use; fi; \0" \
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	NANDARGS \
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	NETARGS \
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	DFUARGS
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#endif

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#define CONFIG_BOOTCOMMAND \
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	"run findfdt; " \
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	"run mmcboot;" \
	"setenv mmcdev 1; " \
	"setenv bootpart 1:2; " \
	"run mmcboot;" \
	"run nandboot;"
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/* NS16550 Configuration */
#define CONFIG_SYS_NS16550_COM1		0x44e09000	/* Base EVM has UART0 */
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#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 */
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#define CONFIG_BAUDRATE			115200
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#define CONFIG_CMD_EEPROM
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#define CONFIG_ENV_EEPROM_IS_ON_I2C
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#define CONFIG_SYS_I2C_EEPROM_ADDR	0x50	/* Main EEPROM */
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2
#define CONFIG_SYS_I2C_MULTI_EEPROMS
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/* PMIC support */
#define CONFIG_POWER_TPS65217
#define CONFIG_POWER_TPS65910

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/* SPL */
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#ifndef CONFIG_NOR_BOOT
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#define CONFIG_SPL_POWER_SUPPORT
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#define CONFIG_SPL_YMODEM_SUPPORT
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/* Bootcount using the RTC block */
#define CONFIG_BOOTCOUNT_LIMIT
#define CONFIG_BOOTCOUNT_AM33XX
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#define CONFIG_SYS_BOOTCOUNT_BE
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/* USB gadget RNDIS */
#define CONFIG_SPL_MUSB_NEW_SUPPORT

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#define CONFIG_SPL_LDSCRIPT		"$(CPUDIR)/am33xx/u-boot-spl.lds"
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#endif
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#ifdef CONFIG_NAND
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/* NAND: device related configs */
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#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)
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/* NAND: driver related configs */
#define CONFIG_NAND_OMAP_GPMC
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#define CONFIG_NAND_OMAP_GPMC_PREFETCH
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#define CONFIG_NAND_OMAP_ELM
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#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
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#define CONFIG_SYS_NAND_ONFI_DETECTION
#define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_BCH8_CODE_HW
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#define MTDIDS_DEFAULT			"nand0=nand.0"
#define MTDPARTS_DEFAULT		"mtdparts=nand.0:" \
					"128k(NAND.SPL)," \
					"128k(NAND.SPL.backup1)," \
					"128k(NAND.SPL.backup2)," \
					"128k(NAND.SPL.backup3)," \
					"256k(NAND.u-boot-spl-os)," \
					"1m(NAND.u-boot)," \
					"128k(NAND.u-boot-env)," \
					"128k(NAND.u-boot-env.backup1)," \
					"8m(NAND.kernel)," \
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					"-(NAND.file-system)"
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#define CONFIG_SYS_NAND_U_BOOT_OFFS	0x000c0000
#undef CONFIG_ENV_IS_NOWHERE
#define CONFIG_ENV_IS_IN_NAND
#define CONFIG_ENV_OFFSET		0x001c0000
#define CONFIG_ENV_OFFSET_REDUND	0x001e0000
#define CONFIG_SYS_ENV_SECT_SIZE	CONFIG_SYS_NAND_BLOCK_SIZE
/* NAND: SPL related configs */
#ifdef CONFIG_SPL_NAND_SUPPORT
#define CONFIG_SPL_NAND_AM33XX_BCH
#endif
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#ifdef CONFIG_SPL_OS_BOOT
#define CONFIG_CMD_SPL_NAND_OFS	0x00080000 /* os parameters */
#define CONFIG_SYS_NAND_SPL_KERNEL_OFFS	0x00200000 /* kernel offset */
#define CONFIG_CMD_SPL_WRITE_SIZE	0x2000
#endif
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#endif /* !CONFIG_NAND */
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/*
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 * For NOR boot, we must set this to the start of where NOR is mapped
 * in memory.
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 */
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#ifdef CONFIG_NOR_BOOT
#define CONFIG_SYS_TEXT_BASE		0x08000000
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#endif
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/*
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 * 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.
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 */
#define CONFIG_USB_MUSB_DSPS
#define CONFIG_ARCH_MISC_INIT
#define CONFIG_MUSB_GADGET
#define CONFIG_MUSB_PIO_ONLY
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#define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT
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#define CONFIG_USB_GADGET
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#define CONFIG_USB_GADGET_DOWNLOAD
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#define CONFIG_USB_GADGET_DUALSPEED
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#define CONFIG_USB_GADGET_VBUS_DRAW	2
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#define CONFIG_MUSB_HOST
#define CONFIG_AM335X_USB0
#define CONFIG_AM335X_USB0_MODE	MUSB_PERIPHERAL
#define CONFIG_AM335X_USB1
#define CONFIG_AM335X_USB1_MODE MUSB_HOST

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#ifndef CONFIG_SPL_USBETH_SUPPORT
/* Fastboot */
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#define CONFIG_USB_FUNCTION_FASTBOOT
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#define CONFIG_CMD_FASTBOOT
#define CONFIG_ANDROID_BOOT_IMAGE
#define CONFIG_USB_FASTBOOT_BUF_ADDR	CONFIG_SYS_LOAD_ADDR
#define CONFIG_USB_FASTBOOT_BUF_SIZE	0x07000000

/* To support eMMC booting */
#define CONFIG_STORAGE_EMMC
#define CONFIG_FASTBOOT_FLASH_MMC_DEV   1
#endif

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#ifdef CONFIG_MUSB_HOST
#define CONFIG_CMD_USB
#define CONFIG_USB_STORAGE
#endif

#ifdef CONFIG_MUSB_GADGET
#define CONFIG_USB_ETHER
#define CONFIG_USB_ETH_RNDIS
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#define CONFIG_USBNET_HOST_ADDR	"de:ad:be:af:00:00"
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/* USB TI's IDs */
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#define CONFIG_G_DNL_VENDOR_NUM 0x0451
#define CONFIG_G_DNL_PRODUCT_NUM 0xD022
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#define CONFIG_G_DNL_MANUFACTURER "Texas Instruments"
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#endif /* CONFIG_MUSB_GADGET */

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#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
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/* Remove other SPL modes. */
#undef CONFIG_SPL_YMODEM_SUPPORT
#undef CONFIG_SPL_NAND_SUPPORT
#undef CONFIG_SPL_MMC_SUPPORT
#define CONFIG_ENV_IS_NOWHERE
#undef CONFIG_ENV_IS_IN_NAND
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/* disable host part of MUSB in SPL */
#undef CONFIG_MUSB_HOST
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/* disable EFI partitions and partition UUID support */
#undef CONFIG_PARTITION_UUIDS
#undef CONFIG_EFI_PARTITION
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/* General network SPL  */
#define CONFIG_SPL_NET_SUPPORT
#define CONFIG_SPL_ENV_SUPPORT
#define CONFIG_SPL_NET_VCI_STRING	"AM335x U-Boot SPL"
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#endif

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/* USB Device Firmware Update support */
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#ifndef CONFIG_SPL_BUILD
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#define CONFIG_USB_FUNCTION_DFU
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#define CONFIG_DFU_MMC
#define CONFIG_CMD_DFU
#define DFU_ALT_INFO_MMC \
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	"dfu_alt_info_mmc=" \
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	"boot part 0 1;" \
	"rootfs part 0 2;" \
	"MLO fat 0 1;" \
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	"MLO.raw raw 0x100 0x100;" \
	"u-boot.img.raw raw 0x300 0x400;" \
	"spl-os-args.raw raw 0x80 0x80;" \
	"spl-os-image.raw raw 0x900 0x2000;" \
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	"spl-os-args fat 0 1;" \
	"spl-os-image fat 0 1;" \
	"u-boot.img fat 0 1;" \
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	"uEnv.txt fat 0 1\0"
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#ifdef CONFIG_NAND
#define CONFIG_DFU_NAND
#define DFU_ALT_INFO_NAND \
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	"dfu_alt_info_nand=" \
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	"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-spl-os part 0 6;" \
	"kernel part 0 8;" \
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	"rootfs part 0 9\0"
#else
#define DFU_ALT_INFO_NAND ""
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#endif
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#define CONFIG_DFU_RAM
#define DFU_ALT_INFO_RAM \
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	"dfu_alt_info_ram=" \
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	"kernel ram 0x80200000 0xD80000;" \
	"fdt ram 0x80F80000 0x80000;" \
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	"ramdisk ram 0x81000000 0x4000000\0"
#define DFUARGS \
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	"dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \
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	DFU_ALT_INFO_MMC \
	DFU_ALT_INFO_RAM \
	DFU_ALT_INFO_NAND
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#endif
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/*
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 * Default to using SPI for environment, etc.
 * 0x000000 - 0x020000 : SPL (128KiB)
 * 0x020000 - 0x0A0000 : U-Boot (512KiB)
 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
 * 0x0E0000 - 0x442000 : Linux Kernel
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 * 0x442000 - 0x800000 : Userland
 */
#if defined(CONFIG_SPI_BOOT)
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/* SPL related */
#undef CONFIG_SPL_OS_BOOT		/* Not supported by existing map */
#define CONFIG_SPL_SPI_SUPPORT
#define CONFIG_SPL_SPI_FLASH_SUPPORT
#define CONFIG_SPL_SPI_LOAD
#define CONFIG_SYS_SPI_U_BOOT_OFFS	0x20000

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#define CONFIG_ENV_IS_IN_SPI_FLASH
#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
#define CONFIG_ENV_SPI_MAX_HZ		CONFIG_SF_DEFAULT_SPEED
#define CONFIG_ENV_SECT_SIZE		(4 << 10) /* 4 KB sectors */
#define CONFIG_ENV_OFFSET		(768 << 10) /* 768 KiB in */
#define CONFIG_ENV_OFFSET_REDUND	(896 << 10) /* 896 KiB in */
#define MTDIDS_DEFAULT			"nor0=m25p80-flash.0"
#define MTDPARTS_DEFAULT		"mtdparts=m25p80-flash.0:128k(SPL)," \
					"512k(u-boot),128k(u-boot-env1)," \
					"128k(u-boot-env2),3464k(kernel)," \
					"-(rootfs)"
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#elif defined(CONFIG_EMMC_BOOT)
#undef CONFIG_ENV_IS_NOWHERE
#define CONFIG_ENV_IS_IN_MMC
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#define CONFIG_SPL_ENV_SUPPORT
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#define CONFIG_SYS_MMC_ENV_DEV		1
#define CONFIG_SYS_MMC_ENV_PART		2
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#define CONFIG_ENV_OFFSET		0x0
#define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
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#endif
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/* SPI flash. */
#define CONFIG_CMD_SF
#define CONFIG_SPI_FLASH_WINBOND
#define CONFIG_SF_DEFAULT_SPEED		24000000
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/* Network. */
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#define CONFIG_PHY_GIGE
#define CONFIG_PHYLIB
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#define CONFIG_PHY_SMSC
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/*
 * NOR Size = 16 MiB
 * Number of Sectors/Blocks = 128
 * Sector Size = 128 KiB
 * Word length = 16 bits
 * Default layout:
 * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
 */
#if defined(CONFIG_NOR)
#undef CONFIG_SYS_NO_FLASH
#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
#define CONFIG_SYS_FLASH_PROTECTION
#define CONFIG_SYS_FLASH_CFI
#define CONFIG_FLASH_CFI_DRIVER
#define CONFIG_FLASH_CFI_MTD
#define CONFIG_SYS_MAX_FLASH_SECT	128
#define CONFIG_SYS_MAX_FLASH_BANKS	1
#define CONFIG_SYS_FLASH_BASE		(0x08000000)
#define CONFIG_SYS_FLASH_CFI_WIDTH	FLASH_CFI_16BIT
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#define CONFIG_SYS_FLASH_SIZE		0x01000000
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#define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
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/* Reduce SPL size by removing unlikey targets */
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#ifdef CONFIG_NOR_BOOT
#define CONFIG_ENV_IS_IN_FLASH
#define CONFIG_ENV_SECT_SIZE		(128 << 10)	/* 128 KiB */
#define CONFIG_ENV_OFFSET		(512 << 10)	/* 512 KiB */
#define CONFIG_ENV_OFFSET_REDUND	(768 << 10)	/* 768 KiB */
#define MTDIDS_DEFAULT			"nor0=physmap-flash.0"
#define MTDPARTS_DEFAULT		"mtdparts=physmap-flash.0:" \
					"512k(u-boot)," \
					"128k(u-boot-env1)," \
					"128k(u-boot-env2)," \
					"4m(kernel),-(rootfs)"
#endif
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#endif  /* NOR support */

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#endif	/* ! __CONFIG_AM335X_EVM_H */