From c96d12e5ec9310947a24a3c3a03bccc7b01898c3 Mon Sep 17 00:00:00 2001
From: Karthikeyan Ramasubramanian <kramasub@google.com>
Date: Tue, 4 Aug 2020 16:50:02 -0600
Subject: ec/google/chromeec: Add helper to request AP reset

Add a helper function to initiate AP reset through Embedded Controller
(EC).

BUG=b:162290856
TEST=Ensure that the EC resets AP on boards where the command is
supported.

Change-Id: I01d7dfec72a8a3f6d2c4844bc062672e494860d8
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44188
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
Reviewed-by: Edward O'Callaghan <quasisec@chromium.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Justin TerAvest <teravest@chromium.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
---
 src/ec/google/chromeec/ec.h | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/ec/google/chromeec/ec.h')

diff --git a/src/ec/google/chromeec/ec.h b/src/ec/google/chromeec/ec.h
index aead5f7fa8..9d4e58842e 100644
--- a/src/ec/google/chromeec/ec.h
+++ b/src/ec/google/chromeec/ec.h
@@ -337,6 +337,13 @@ int google_chromeec_get_pd_port_caps(int port,
  */
 int google_chromeec_get_keybd_config(struct ec_response_keybd_config *keybd);
 
+/**
+ * Send EC command to perform AP reset
+ *
+ * @return	0 on success, -1 on error
+ */
+int google_chromeec_ap_reset(void);
+
 #if CONFIG(HAVE_ACPI_TABLES)
 /**
  * Writes USB Type-C PD related information to the SSDT
-- 
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