347 lines
10 KiB
C
347 lines
10 KiB
C
/*
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* am335x_evm.h
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*
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* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation version 2.
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*
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* This program is distributed "as is" WITHOUT ANY WARRANTY of any
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* kind, whether express or implied; without even the implied warranty
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __CONFIG_AM335X_EVM_H
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#define __CONFIG_AM335X_EVM_H
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#include <configs/ti_am335x_common.h>
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#include <linux/sizes.h>
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#ifndef CONFIG_SPL_BUILD
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# define CONFIG_TIMESTAMP
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#endif
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#define CONFIG_SYS_BOOTM_LEN SZ_16M
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#define CONFIG_MACH_TYPE MACH_TYPE_AM335XEVM
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/* Clock Defines */
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#define V_OSCK 24000000 /* Clock output from T2 */
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#define V_SCLK (V_OSCK)
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/* Custom script for NOR */
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#define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds"
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/* Always 128 KiB env size */
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#define CONFIG_ENV_SIZE SZ_128K
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#ifdef CONFIG_NAND
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#define NANDARGS \
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"mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
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"mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
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"nandargs=setenv bootargs console=${console} " \
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"${optargs} " \
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"root=${nandroot} " \
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"rootfstype=${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; " \
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"nand read ${loadaddr} NAND.kernel; " \
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"bootz ${loadaddr} - ${fdtaddr}\0"
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#else
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#define NANDARGS ""
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#endif
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#define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \
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"bootcmd_" #devtypel #instance "=" \
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"setenv mmcdev " #instance"; "\
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"setenv bootpart " #instance":2 ; "\
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"run mmcboot\0"
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#define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \
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#devtypel #instance " "
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#define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \
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"bootcmd_" #devtypel "=" \
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"run nandboot\0"
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#define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \
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#devtypel #instance " "
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#if CONFIG_IS_ENABLED(CMD_PXE)
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# define BOOT_TARGET_PXE(func) func(PXE, pxe, na)
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#else
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# define BOOT_TARGET_PXE(func)
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#endif
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#if CONFIG_IS_ENABLED(CMD_DHCP)
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# define BOOT_TARGET_DHCP(func) func(DHCP, dhcp, na)
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#else
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# define BOOT_TARGET_DHCP(func)
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#endif
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#define BOOT_TARGET_DEVICES(func) \
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func(MMC, mmc, 0) \
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func(LEGACY_MMC, legacy_mmc, 0) \
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func(MMC, mmc, 1) \
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func(LEGACY_MMC, legacy_mmc, 1) \
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func(NAND, nand, 0) \
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BOOT_TARGET_PXE(func) \
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BOOT_TARGET_DHCP(func)
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#include <config_distro_bootcmd.h>
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#ifndef CONFIG_SPL_BUILD
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#include <environment/ti/dfu.h>
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#include <environment/ti/mmc.h>
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#define CONFIG_EXTRA_ENV_SETTINGS \
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DEFAULT_LINUX_BOOT_ENV \
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DEFAULT_MMC_TI_ARGS \
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DEFAULT_FIT_TI_ARGS \
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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=" \
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"uuid_disk=${uuid_gpt_disk};" \
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"name=bootloader,start=384K,size=1792K," \
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"uuid=${uuid_gpt_bootloader};" \
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"name=rootfs,start=2688K,size=-,uuid=${uuid_gpt_rootfs}\0" \
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"optargs=\0" \
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"ramroot=/dev/ram0 rw\0" \
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"ramrootfstype=ext2\0" \
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"spiroot=/dev/mtdblock4 rw\0" \
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"spirootfstype=jffs2\0" \
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"spisrcaddr=0xe0000\0" \
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"spiimgsize=0x362000\0" \
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"spibusno=0\0" \
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"spiargs=setenv bootargs console=${console} " \
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"${optargs} " \
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"root=${spiroot} " \
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"rootfstype=${spirootfstype}\0" \
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"ramargs=setenv bootargs console=${console} " \
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"${optargs} " \
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"root=${ramroot} " \
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"rootfstype=${ramrootfstype}\0" \
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"loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
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"spiboot=echo Booting from spi ...; " \
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"run spiargs; " \
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"sf probe ${spibusno}:0; " \
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"sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
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"bootz ${loadaddr}\0" \
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"ramboot=echo Booting from ramdisk ...; " \
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"run ramargs; " \
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"bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
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"findfdt="\
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"if test $board_name = A335BONE; then " \
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"setenv fdtfile am335x-bone.dtb; fi; " \
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"if test $board_name = A335BNLT; then " \
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"setenv fdtfile am335x-boneblack.dtb; fi; " \
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"if test $board_name = A335PBGL; then " \
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"setenv fdtfile am335x-pocketbeagle.dtb; fi; " \
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"if test $board_name = BBBW; then " \
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"setenv fdtfile am335x-boneblack-wireless.dtb; fi; " \
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"if test $board_name = BBG1; then " \
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"setenv fdtfile am335x-bonegreen.dtb; fi; " \
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"if test $board_name = BBGW; then " \
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"setenv fdtfile am335x-bonegreen-wireless.dtb; fi; " \
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"if test $board_name = BBBL; then " \
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"setenv fdtfile am335x-boneblue.dtb; fi; " \
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"if test $board_name = A33515BB; then " \
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"setenv fdtfile am335x-evm.dtb; fi; " \
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"if test $board_name = A335X_SK; then " \
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"setenv fdtfile am335x-evmsk.dtb; fi; " \
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"if test $board_name = A335_ICE; then " \
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"setenv fdtfile am335x-icev2.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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"init_console=" \
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"if test $board_name = A335_ICE; then "\
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"setenv console ttyO3,115200n8;" \
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"else " \
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"setenv console ttyO0,115200n8;" \
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"fi;\0" \
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NANDARGS \
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NETARGS \
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DFUARGS \
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BOOTENV
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#endif
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/* NS16550 Configuration */
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#define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */
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#define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */
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#define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */
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#define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */
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#define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */
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#define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */
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#define CONFIG_ENV_EEPROM_IS_ON_I2C
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#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */
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#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
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/* PMIC support */
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#define CONFIG_POWER_TPS65217
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#define CONFIG_POWER_TPS65910
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/* SPL */
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#ifndef CONFIG_NOR_BOOT
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/* Bootcount using the RTC block */
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#define CONFIG_SYS_BOOTCOUNT_BE
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/* USB gadget RNDIS */
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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
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#define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
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CONFIG_SYS_NAND_PAGE_SIZE)
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#define CONFIG_SYS_NAND_PAGE_SIZE 2048
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#define CONFIG_SYS_NAND_OOBSIZE 64
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#define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
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/* NAND: driver related configs */
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#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
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#define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
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10, 11, 12, 13, 14, 15, 16, 17, \
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18, 19, 20, 21, 22, 23, 24, 25, \
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26, 27, 28, 29, 30, 31, 32, 33, \
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34, 35, 36, 37, 38, 39, 40, 41, \
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42, 43, 44, 45, 46, 47, 48, 49, \
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50, 51, 52, 53, 54, 55, 56, 57, }
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#define CONFIG_SYS_NAND_ECCSIZE 512
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#define CONFIG_SYS_NAND_ECCBYTES 14
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#define CONFIG_SYS_NAND_ONFI_DETECTION
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#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW
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#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000
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/* NAND: SPL related configs */
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#ifdef CONFIG_SPL_OS_BOOT
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#define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */
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#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
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* in memory.
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*/
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/*
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* USB configuration. We enable MUSB support, both for host and for
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* gadget. We set USB0 as peripheral and USB1 as host, based on the
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* board schematic and physical port wired to each. Then for host we
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* add mass storage support and for gadget we add both RNDIS ethernet
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* and DFU.
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*/
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#define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
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#define CONFIG_AM335X_USB0
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#define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
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#define CONFIG_AM335X_USB1
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#define CONFIG_AM335X_USB1_MODE MUSB_HOST
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/*
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* Disable MMC DM for SPL build and can be re-enabled after adding
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* DM support in SPL
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*/
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#ifdef CONFIG_SPL_BUILD
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#undef CONFIG_DM_MMC
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#undef CONFIG_TIMER
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#undef CONFIG_DM_USB
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#endif
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#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USB_ETHER)
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/* Remove other SPL modes. */
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/* disable host part of MUSB in SPL */
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/* disable EFI partitions and partition UUID support */
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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 DFUARGS \
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DFU_ALT_INFO_EMMC \
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DFU_ALT_INFO_MMC \
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DFU_ALT_INFO_RAM \
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DFU_ALT_INFO_NAND
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#endif
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/*
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* Default to using SPI for environment, etc.
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* 0x000000 - 0x020000 : SPL (128KiB)
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* 0x020000 - 0x0A0000 : U-Boot (512KiB)
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* 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
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* 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
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* 0x0E0000 - 0x442000 : Linux Kernel
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* 0x442000 - 0x800000 : Userland
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*/
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#if defined(CONFIG_SPI_BOOT)
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/* SPL related */
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#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000
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#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
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#define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED
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#define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */
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#define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */
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#define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */
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#elif defined(CONFIG_EMMC_BOOT)
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#define CONFIG_SYS_MMC_ENV_DEV 1
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#define CONFIG_SYS_MMC_ENV_PART 0
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#define CONFIG_ENV_OFFSET 0x260000
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#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
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#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
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#define CONFIG_SYS_MMC_MAX_DEVICE 2
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#elif defined(CONFIG_NOR_BOOT)
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#define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
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#define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */
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#define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */
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#elif defined(CONFIG_ENV_IS_IN_NAND)
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#define CONFIG_ENV_OFFSET 0x001c0000
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#define CONFIG_ENV_OFFSET_REDUND 0x001e0000
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#define CONFIG_SYS_ENV_SECT_SIZE CONFIG_SYS_NAND_BLOCK_SIZE
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#endif
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/* SPI flash. */
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#define CONFIG_SF_DEFAULT_SPEED 24000000
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/* Network. */
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#define CONFIG_PHY_SMSC
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/* Enable Atheros phy driver */
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#define CONFIG_PHY_ATHEROS
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/*
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* NOR Size = 16 MiB
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* Number of Sectors/Blocks = 128
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* Sector Size = 128 KiB
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* Word length = 16 bits
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* Default layout:
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* 0x000000 - 0x07FFFF : U-Boot (512 KiB)
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* 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
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* 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
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* 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
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* 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
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*/
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#if defined(CONFIG_NOR)
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#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
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#define CONFIG_SYS_FLASH_PROTECTION
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#define CONFIG_SYS_FLASH_CFI
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#define CONFIG_FLASH_CFI_DRIVER
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#define CONFIG_FLASH_CFI_MTD
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#define CONFIG_SYS_MAX_FLASH_SECT 128
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#define CONFIG_SYS_MAX_FLASH_BANKS 1
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#define CONFIG_SYS_FLASH_BASE (0x08000000)
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#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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#endif /* NOR support */
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#ifdef CONFIG_DRIVER_TI_CPSW
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#define CONFIG_CLOCK_SYNTHESIZER
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#define CLK_SYNTHESIZER_I2C_ADDR 0x65
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#endif
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#endif /* ! __CONFIG_AM335X_EVM_H */
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