CHROMIUM: config: Enable I2C and SPI EC
Enable the I2C EC in preparation for its config control being renamed
from MFD_CHROMEOS_EC to MFD_CHROMEOS_I2C_EC. Enable SPI also.
BUG=chrome-os-partner:13860
TEST=manual
Boot into kernel on snow, see that keyboard works as expected (over i2c,
which is the default still).
Change-Id: I86734fcdd440b5f72b09d70866adc47778a296fc
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/33570
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>