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authortrem <tremyfr@yahoo.fr>2013-09-21 18:13:35 +0200
committerHeiko Schocher <hs@denx.de>2013-10-17 07:20:24 +0200
commitfac9640895c3f778c3d2a33521dfd95bd5cba653 (patch)
tree170424cee7853c69637a6e5a72f775a1a2167578 /README
parent815a76f2ef08b700da611645c9329f632b681491 (diff)
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i2c: mxc: move to new subsystem
Signed-off-by: Philippe Reynes <tremyfr@yahoo.fr>
Diffstat (limited to 'README')
-rw-r--r--README11
1 files changed, 11 insertions, 0 deletions
diff --git a/README b/README
index 09662a4..7dc4f23 100644
--- a/README
+++ b/README
@@ -2003,6 +2003,17 @@ CBFS (Coreboot Filesystem) support
- CONFIG_SYS_I2C_PPC4XX_CH0 activate hardware channel 0
- CONFIG_SYS_I2C_PPC4XX_CH1 activate hardware channel 1
+ - drivers/i2c/i2c_mxc.c
+ - activate this driver with CONFIG_SYS_I2C_MXC
+ - define speed for bus 1 with CONFIG_SYS_MXC_I2C1_SPEED
+ - define slave for bus 1 with CONFIG_SYS_MXC_I2C1_SLAVE
+ - define speed for bus 2 with CONFIG_SYS_MXC_I2C2_SPEED
+ - define slave for bus 2 with CONFIG_SYS_MXC_I2C2_SLAVE
+ - define speed for bus 3 with CONFIG_SYS_MXC_I2C3_SPEED
+ - define slave for bus 3 with CONFIG_SYS_MXC_I2C3_SLAVE
+ If thoses defines are not set, default value is 100000
+ for speed, and 0 for slave.
+
additional defines:
CONFIG_SYS_NUM_I2C_BUSES