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authorWolfgang Denk <wd@denx.de>2010-04-24 19:11:56 (GMT)
committerWolfgang Denk <wd@denx.de>2010-04-24 19:11:56 (GMT)
commitb919a3f2981109c9f2aaafe9c692dbb99f1c6366 (patch)
tree3463b2da0ee63b4fd73639e0c852aa2e6897d49a /README
parenta47a12becf66f02a56da91c161e2edb625e9f20c (diff)
parent26a33504a55e4882520f2e9da96ba6c22badb353 (diff)
downloadu-boot-b919a3f2981109c9f2aaafe9c692dbb99f1c6366.tar.xz
Merge branch 'master' of git://git.denx.de/u-boot-i2c
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diff --git a/README b/README
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--- a/README
+++ b/README
@@ -1509,6 +1509,17 @@ The following options need to be configured:
custom i2c_init_board() routine in boards/xxx/board.c
is run early in the boot sequence.
+ CONFIG_SYS_I2C_BOARD_LATE_INIT
+
+ An alternative to CONFIG_SYS_I2C_INIT_BOARD. If this option is
+ defined a custom i2c_board_late_init() routine in
+ boards/xxx/board.c is run AFTER the operations in i2c_init()
+ is completed. This callpoint can be used to unreset i2c bus
+ using CPU i2c controller register accesses for CPUs whose i2c
+ controller provide such a method. It is called at the end of
+ i2c_init() to allow i2c_init operations to setup the i2c bus
+ controller on the CPU (e.g. setting bus speed & slave address).
+
CONFIG_I2CFAST (PPC405GP|PPC405EP only)
This option enables configuration of bi_iic_fast[] flags