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authorDirk Eibach <dirk.eibach@gdsys.cc>2014-07-03 09:28:18 +0200
committerTom Rini <trini@ti.com>2014-07-07 19:47:18 -0400
commitb46226bdb5a1690756daf77c42bdec91194927b0 (patch)
tree94e84a2ef2c216b7eff3134ba011b6e8c5de440e /README
parentedfe9fea7ce0a1cfde67712a67f88b601eb7803f (diff)
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i2c: IHS I2C master driver
IHS I2C master support was merely a hack in the osd driver. Now it is a proper u-boot I2C framework driver, supporting the v2.00 master features. Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc>
Diffstat (limited to 'README')
-rw-r--r--README15
1 files changed, 15 insertions, 0 deletions
diff --git a/README b/README
index 2bc0d35..082bd2a 100644
--- a/README
+++ b/README
@@ -2288,6 +2288,21 @@ CBFS (Coreboot Filesystem) support
9 i2c buses for Exynos4 and 1 for S3C24X0 SoCs from Samsung)
with a fix speed from 100000 and the slave addr 0!
+ - drivers/i2c/ihs_i2c.c
+ - activate this driver with CONFIG_SYS_I2C_IHS
+ - CONFIG_SYS_I2C_IHS_CH0 activate hardware channel 0
+ - CONFIG_SYS_I2C_IHS_SPEED_0 speed channel 0
+ - CONFIG_SYS_I2C_IHS_SLAVE_0 slave addr channel 0
+ - CONFIG_SYS_I2C_IHS_CH1 activate hardware channel 1
+ - CONFIG_SYS_I2C_IHS_SPEED_1 speed channel 1
+ - CONFIG_SYS_I2C_IHS_SLAVE_1 slave addr channel 1
+ - CONFIG_SYS_I2C_IHS_CH2 activate hardware channel 2
+ - CONFIG_SYS_I2C_IHS_SPEED_2 speed channel 2
+ - CONFIG_SYS_I2C_IHS_SLAVE_2 slave addr channel 2
+ - CONFIG_SYS_I2C_IHS_CH3 activate hardware channel 3
+ - CONFIG_SYS_I2C_IHS_SPEED_3 speed channel 3
+ - CONFIG_SYS_I2C_IHS_SLAVE_3 slave addr channel 3
+
additional defines:
CONFIG_SYS_NUM_I2C_BUSES