intel/strago: EC_IN_RW gpio input configuration.

Configure EC_IN_RW signal as gpio input.

TEST=Boot to Chrome OS in normal mode and enter recovery mode
use ctrl-d to switch to Dev mode.

Change-Id: I835a1c70d89ef2ab75c35233f889124b60bb64a3
Signed-off-by: Hannah Williams <hannah.williams@intel.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/304040
Original-Tested-by: Divagar Mohandass <divagar.mohandass@intel.com>
Original-Reviewed-by: Gomathi Kumar <gomathi.kumar@intel.com>
Original-Reviewed-by: Shobhit Srivastava <shobhit.srivastava@intel.com>
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Original-Commit-Queue: Shobhit Srivastava <shobhit.srivastava@intel.com>
Reviewed-on: https://review.coreboot.org/13124
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
diff --git a/src/mainboard/intel/strago/gpio.c b/src/mainboard/intel/strago/gpio.c
index ab8c120..c2809f5 100755
--- a/src/mainboard/intel/strago/gpio.c
+++ b/src/mainboard/intel/strago/gpio.c
@@ -132,7 +132,7 @@
 	GPIO_OUT_HIGH, /* 75 SATA_GP0 */
 	GPIO_NC,
 	/* 76 GPI SATA_GP1 */
-	Native_M1, /* 77 SATA_LEDN */
+	GPIO_INPUT_PU_20K, /* 77 SATA_LEDN , EC_IN_RW */
 	GPIO_NC, /* 80 SATA_GP3 */
 	Native_M1, /* 81 NFC_DEV_WAKE , MF_SMB_CLK */
 	GPIO_INPUT_NO_PULL, /* 80 SATA_GP3,RAMID0 */