soc/braswell: Fix leakage on V1P8S rail

Tristate MMC1_RCLK pin to fix leakage on V1P8S rail.

Original-Reviewed-on: https://chromium-review.googlesource.com/292043
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Original-Tested-by: Divagar Mohandass <divagar.mohandass@intel.com>

Change-Id: I76cc9211ba93b2596d3c0d772d99f8934656e01c
Signed-off-by: Shobhit Srivastava <shobhit.srivastava@intel.com>
Reviewed-on: https://review.coreboot.org/12730
Reviewed-by: Martin Roth <martinroth@google.com>
Tested-by: build bot (Jenkins)
2 files changed