usbc: cleanup: Abstract the TCPM control logic

Abstract the TCPM control logic to support various combinations
of TCPC chips that support built in PPC and OCP.

BUG=none
BRANCH=none
TEST=make buildall -j, zmake testall

Change-Id: I614797829d1d8f230439a70c1822c918f9fea1f3
Signed-off-by: Vijay Hiremath <vijay.p.hiremath@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3661521
Reviewed-by: Diana Z <dzigterman@chromium.org>

1 files changed, 46 insertions, 0 deletions

diff --git a/include/typec_control.h b/include/typec_control.h
new file mode 100644
index 0000000000..b162467663
--- /dev/null
+++ b/include/typec_control.h
@@ -0,0 +1,46 @@
+/* Copyright 2022 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+/* Type-C control logic header */
+
+#ifndef __CROS_EC_TYPEC_CONTROL_H
+#define __CROS_EC_TYPEC_CONTROL_H
+
+#include "usb_pd_tcpm.h"
+
+/**
+ * Sets the polarity of the port
+ *
+ * @param port USB-C port number
+ * @param polarity Polarity of CC lines
+ */
+void typec_set_polarity(int port, enum tcpc_cc_polarity polarity);
+
+/**
+ * Turn on/off the SBU FETs.
+ *
+ * @param port USB-C port number
+ * @param enable true:enable, false:disable
+ */
+void typec_set_sbu(int port, bool enable);
+
+/**
+ * Set the type-C current limit when sourcing current
+ *
+ * @param port USB-C port number
+ * @param rp Pull-up values to be aplied as a SRC to advertise current limits
+ */
+__override_proto void typec_set_source_current_limit(int port,
+						enum tcpc_rp_value rp);
+
+/**
+ * Turn on/off the VCONN FET
+ *
+ * @param port USB-C port number
+ * @param enable true:enable, false:disable
+ */
+void typec_set_vconn(int port, bool enable);
+
+#endif /* __CROS_EC_TYPEC_CONTROL_H */