Need to tune I2C bus 6 clock frequency under the 400K Hz
Bug=b:115600671
TEST=flash coreboot to the DUT and measure I2C bus 6 clock
frequency whether arrive to 398.07K Hz
Change-Id: I5cc1f67f0db0553cb8424f81408ed4686cddb2fb
Signed-off-by: Chris Zhou <chris_zhou@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/28760
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Justin TerAvest <teravest@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>