Merge branch 'agust@denx.de' of git://git.denx.de/u-boot-staging

[karo-tx-uboot.git] / README

diff --git a/README b/README
index dd250a0fa8071f96393ef23a5cfa536d541c46b5..afdf591c623f6cfa5c507d6918e738dea12b2c79 100644 (file)
--- a/README
+++ b/README
@@ -363,6 +363,12 @@ The following options need to be configured:
                ICache only when Code runs from RAM.
 
 - 85xx CPU Options:
+               CONFIG_SYS_PPC64
+
+               Specifies that the core is a 64-bit PowerPC implementation (implements
+               the "64" category of the Power ISA). This is necessary for ePAPR
+               compliance, among other possible reasons.
+
                CONFIG_SYS_FSL_TBCLK_DIV
 
                Defines the core time base clock divider ratio compared to the
@@ -655,6 +661,10 @@ The following options need to be configured:
                                                additional board info beside
                                                the logo
 
+               When CONFIG_CFB_CONSOLE_ANSI is defined, console will support
+               a limited number of ANSI escape sequences (cursor control,
+               erase functions and limited graphics rendition control).
+
                When CONFIG_CFB_CONSOLE is defined, video console is
                default i/o. Serial console can be forced with
                environment 'console=serial'.
@@ -801,9 +811,11 @@ The following options need to be configured:
                CONFIG_CMD_EEPROM       * EEPROM read/write support
                CONFIG_CMD_ELF          * bootelf, bootvx
                CONFIG_CMD_EXPORTENV    * export the environment
+               CONFIG_CMD_EXT2         * ext2 command support
+               CONFIG_CMD_EXT4         * ext4 command support
                CONFIG_CMD_SAVEENV        saveenv
                CONFIG_CMD_FDC          * Floppy Disk Support
-               CONFIG_CMD_FAT          * FAT partition 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
@@ -1033,6 +1045,9 @@ The following options need to be configured:
                devices.
                CONFIG_SYS_SCSI_SYM53C8XX_CCF to fix clock timing (80Mhz)
 
+                The environment variable 'scsidevs' is set to the number of
+                SCSI devices found during the last scan.
+
 - NETWORK Support (PCI):
                CONFIG_E1000
                Support for Intel 8254x/8257x gigabit chips.
@@ -1084,7 +1099,7 @@ The following options need to be configured:
                CONFIG_CALXEDA_XGMAC
                Support for the Calxeda XGMAC device
 
-               CONFIG_DRIVER_LAN91C96
+               CONFIG_LAN91C96
                Support for SMSC's LAN91C96 chips.
 
                        CONFIG_LAN91C96_BASE
@@ -1094,7 +1109,7 @@ The following options need to be configured:
                        CONFIG_LAN91C96_USE_32_BIT
                        Define this to enable 32 bit addressing
 
-               CONFIG_DRIVER_SMC91111
+               CONFIG_SMC91111
                Support for SMSC's LAN91C111 chip
 
                        CONFIG_SMC91111_BASE
@@ -1268,6 +1283,9 @@ The following options need to be configured:
                viewport is supported.
                To enable the ULPI layer support, define CONFIG_USB_ULPI and
                CONFIG_USB_ULPI_VIEWPORT in your board configuration file.
+               If your ULPI phy needs a different reference clock than the
+               standard 24 MHz then you have to define CONFIG_ULPI_REF_CLK to
+               the appropriate value in Hz.
 
 - MMC Support:
                The MMC controller on the Intel PXA is supported. To
@@ -1313,6 +1331,13 @@ The following options need to be configured:
                This will also enable the command "fatwrite" enabling the
                user to write files to FAT.
 
+CBFS (Coreboot Filesystem) support
+               CONFIG_CMD_CBFS
+
+               Define this to enable support for reading from a Coreboot
+               filesystem. Available commands are cbfsinit, cbfsinfo, cbfsls
+               and cbfsload.
+
 - Keyboard Support:
                CONFIG_ISA_KEYBOARD
 
@@ -2166,8 +2191,8 @@ The following options need to be configured:
                following board configurations are known to be
                "pRAM-clean":
 
-                       ETX094, IVMS8, IVML24, SPD8xx, TQM8xxL,
-                       HERMES, IP860, RPXlite, LWMON, LANTEC,
+                       IVMS8, IVML24, SPD8xx, TQM8xxL,
+                       HERMES, IP860, RPXlite, LWMON,
                        FLAGADM, TQM8260
 
 - Error Recovery:
@@ -2293,6 +2318,12 @@ The following options need to be configured:
                - CONFIG_SYS_VENDOR
                - CONFIG_SYS_SOC
 
+               CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
+
+               Define this in order to add variables describing certain
+               run-time determined information about the hardware to the
+               environment.  These will be named board_name, board_rev.
+
 - DataFlash Support:
                CONFIG_HAS_DATAFLASH
 
@@ -2388,6 +2419,31 @@ The following options need to be configured:
                 29,916,167 26,005,792  bootm_start
                 30,361,327    445,160  start_kernel
 
+               CONFIG_CMD_BOOTSTAGE
+               Add a 'bootstage' command which supports printing a report
+               and un/stashing of bootstage data.
+
+               CONFIG_BOOTSTAGE_FDT
+               Stash the bootstage information in the FDT. A root 'bootstage'
+               node is created with each bootstage id as a child. Each child
+               has a 'name' property and either 'mark' containing the
+               mark time in microsecond, or 'accum' containing the
+               accumulated time for that bootstage id in microseconds.
+               For example:
+
+               bootstage {
+                       154 {
+                               name = "board_init_f";
+                               mark = <3575678>;
+                       };
+                       170 {
+                               name = "lcd";
+                               accum = <33482>;
+                       };
+               };
+
+               Code in the Linux kernel can find this in /proc/devicetree.
+
 Legacy uImage format:
 
   Arg  Where                   When