ARM: OMAP5: Fix warm reset with USB cable connected

[oweals/u-boot.git] / README

diff --git a/README b/README
index 14c83f4bb1796698e3a88b192a390395c51febeb..453189156c818d0fa49c2468dc49157cabbf4d44 100644 (file)
--- a/README
+++ b/README
@@ -2831,8 +2831,18 @@ FIT uImage format:
                CONFIG_SPL_LDSCRIPT
                LDSCRIPT for linking the SPL binary.
 
+               CONFIG_SPL_MAX_FOOTPRINT
+               Maximum size in memory allocated to the SPL, BSS included.
+               When defined, the linker checks that the actual memory
+               used by SPL from _start to __bss_end does not exceed it.
+               CONFIG_SPL_MAX_FOOTPRINT and CONFIG_SPL_BSS_MAX_SIZE
+               must not be both defined at the same time.
+
                CONFIG_SPL_MAX_SIZE
-               Maximum binary size (text, data and rodata) of the SPL binary.
+               Maximum size of the SPL image (text, data, rodata, and
+               linker lists sections), BSS excluded.
+               When defined, the linker checks that the actual size does
+               not exceed it.
 
                CONFIG_SPL_TEXT_BASE
                TEXT_BASE for linking the SPL binary.
@@ -2845,7 +2855,11 @@ FIT uImage format:
                Link address for the BSS within the SPL binary.
 
                CONFIG_SPL_BSS_MAX_SIZE
-               Maximum binary size of the BSS section of the SPL binary.
+               Maximum size in memory allocated to the SPL BSS.
+               When defined, the linker checks that the actual memory used
+               by SPL from __bss_start to __bss_end does not exceed it.
+               CONFIG_SPL_MAX_FOOTPRINT and CONFIG_SPL_BSS_MAX_SIZE
+               must not be both defined at the same time.
 
                CONFIG_SPL_STACK
                Adress of the start of the stack SPL will use
@@ -3309,6 +3323,10 @@ Configuration Settings:
        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
+       the value can be calulated on a given board.
 
 The following definitions that deal with the placement and management
 of environment data (variable area); in general, we support the