X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=README;h=f39accfe5307ca7f1f94dbd8c6a8e13486f2604e;hb=b545a98f5dc5635d55b5b3878cbb44142e863017;hp=423ab2cfcc118463dc57425ce3d96117270451b1;hpb=4c89a369c7cd6e7ad3adec4601cfa69fec476164;p=u-boot diff --git a/README b/README index 423ab2cfcc..f39accfe53 100644 --- a/README +++ b/README @@ -486,6 +486,22 @@ The following options need to be configured: PBI commands can be used to configure SoC before it starts the execution. Please refer doc/README.pblimage for more details + CONFIG_SYS_FSL_DDR_BE + Defines the DDR controller register space as Big Endian + + CONFIG_SYS_FSL_DDR_LE + Defines the DDR controller register space as Little Endian + + CONFIG_SYS_FSL_DDR_SDRAM_BASE_PHY + Physical address from the view of DDR controllers. It is the + same as CONFIG_SYS_DDR_SDRAM_BASE for all Power SoCs. But + it could be different for ARM SoCs. + + CONFIG_SYS_FSL_DDR_INTLV_256B + DDR controller interleaving on 256-byte. This is a special + interleaving mode, handled by Dickens for Freescale layerscape + SoCs with ARM core. + - Intel Monahans options: CONFIG_SYS_MONAHANS_RUN_MODE_OSC_RATIO @@ -550,6 +566,8 @@ The following options need to be configured: CONFIG_ARM_ERRATA_742230 CONFIG_ARM_ERRATA_743622 CONFIG_ARM_ERRATA_751472 + CONFIG_ARM_ERRATA_794072 + CONFIG_ARM_ERRATA_761320 If set, the workarounds for these ARM errata are applied early during U-Boot startup. Note that these options force the @@ -927,7 +945,6 @@ The following options need to be configured: CONFIG_CMD_SAVEENV saveenv CONFIG_CMD_FDC * Floppy Disk Support CONFIG_CMD_FAT * FAT command support - CONFIG_CMD_FDOS * Dos diskette Support CONFIG_CMD_FLASH flinfo, erase, protect CONFIG_CMD_FPGA FPGA device initialization support CONFIG_CMD_FUSE * Device fuse support @@ -997,7 +1014,7 @@ The following options need to be configured: CONFIG_CMD_CDP * Cisco Discover Protocol support CONFIG_CMD_MFSL * Microblaze FSL support CONFIG_CMD_XIMG Load part of Multi Image - + CONFIG_CMD_UUID * Generate random UUID or GUID string EXAMPLE: If you want all functions except of network support you can write: @@ -1510,6 +1527,16 @@ The following options need to be configured: this to the maximum filesize (in bytes) for the buffer. Default is 4 MiB if undefined. + DFU_DEFAULT_POLL_TIMEOUT + Poll timeout [ms], is the timeout a device can send to the + host. The host must wait for this timeout before sending + a subsequent DFU_GET_STATUS request to the device. + + DFU_MANIFEST_POLL_TIMEOUT + Poll timeout [ms], which the device sends to the host when + entering dfuMANIFEST state. Host waits this timeout, before + sending again an USB request to the device. + - Journaling Flash filesystem support: CONFIG_JFFS2_NAND, CONFIG_JFFS2_NAND_OFF, CONFIG_JFFS2_NAND_SIZE, CONFIG_JFFS2_NAND_DEV @@ -1726,7 +1753,7 @@ CBFS (Coreboot Filesystem) support If this option is set, then U-Boot will prevent the environment variable "splashimage" from being set to a problematic address - (see README.displaying-bmps and README.arm-unaligned-accesses). + (see README.displaying-bmps). This option is useful for targets where, due to alignment restrictions, an improperly aligned BMP image will cause a data abort. If you think you will not have problems with unaligned @@ -3227,6 +3254,10 @@ FIT uImage format: supports MMC, NAND and YMODEM loading of U-Boot and NAND NAND loading of the Linux Kernel. + CONFIG_SPL_OS_BOOT + Enable booting directly to an OS from SPL. + See also: doc/README.falcon + CONFIG_SPL_DISPLAY_PRINT For ARM, enable an optional function to print more information about the running system. @@ -3299,6 +3330,10 @@ FIT uImage format: Support for NAND boot using simple NAND drivers that expose the cmd_ctrl() interface. + CONFIG_SPL_MTD_SUPPORT + Support for the MTD subsystem within SPL. Useful for + environment on NAND support within SPL. + CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT Set for the SPL on PPC mpc8xxx targets, support for drivers/ddr/fsl/libddr.o in SPL binary. @@ -3455,6 +3490,9 @@ typically in board_init_f() and board_init_r(). Configuration Settings: ----------------------- +- CONFIG_SYS_SUPPORT_64BIT_DATA: Defined automatically if compiled as 64-bit. + Optionally it can be defined to support 64-bit memory commands. + - CONFIG_SYS_LONGHELP: Defined when you want long help messages included; undefine this when you're short of memory. @@ -3727,12 +3765,6 @@ Configuration Settings: its config.mk file). If you find problems enabling this option on your board please report the problem and send patches! -- CONFIG_SYS_SYM_OFFSETS - This is set by architectures that use offsets for link symbols - instead of absolute values. So bss_start is obtained using an - offset _bss_start_ofs from CONFIG_SYS_TEXT_BASE, rather than - directly. You should not need to touch this setting. - - CONFIG_OMAP_PLATFORM_RESET_TIME_MAX_USEC (OMAP only) This is set by OMAP boards for the max time that reset should be asserted. See doc/README.omap-reset-time for details on how