driver/i2c/mxc: Enable I2C bus 3 and 4

Some SoCs have more than two I2C busses. Instead of adding ifdef
to the driver, macros are put into board header file where
CONFIG_SYS_I2C_MXC is defined.

Signed-off-by: York Sun <yorksun@freescale.com>
CC: Heiko Schocher <hs@denx.de>
This commit is contained in:
York Sun
2015-03-20 10:20:40 -07:00
parent 585acc9de6
commit f8cb101e1e
30 changed files with 45 additions and 3 deletions

2
README
View File

@@ -2395,6 +2395,8 @@ CBFS (Coreboot Filesystem) support
- define slave for bus 3 with CONFIG_SYS_MXC_I2C3_SLAVE
If those defines are not set, default value is 100000
for speed, and 0 for slave.
- enable bus 3 with CONFIG_SYS_I2C_MXC_I2C3
- enable bus 4 with CONFIG_SYS_I2C_MXC_I2C4
- drivers/i2c/rcar_i2c.c:
- activate this driver with CONFIG_SYS_I2C_RCAR