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/* Copyright 2022 The ChromiumOS Authors
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef __CROS_EC_PRIMUS_PS2_H
#define __CROS_EC_PRIMUS_PS2_H
/* Primus board-specific PS2 configuration */
/*
* Valid first byte responses to the "Read Secondary ID" (0xE1) command.
* 0x01 was the original IBM trackpoint, others implement very limited
* subset of trackpoint features.
*/
#define TP_READ_ID 0xE1 /* Sent for device identification */
#define TP_COMMAND 0xE2 /* Commands start with this */
/*
* Toggling Flag bits
*/
#define TP_TOGGLE 0x47 /* Toggle command */
#define TP_VARIANT_ELAN 0x03
#define TP_VARIANT_SYNAPTICS 0x06
#define TP_TOGGLE_SOURCE_TAG 0x20
#define TP_TOGGLE_BURST 0x28
#define TP_TOGGLE_SNAPTICS_SLEEP 0x10
#define TP_TOGGLE_ELAN_SLEEP 0x8
#endif /* __CROS_EC_PRIMUS_PS2_H */
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