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| author | Scott Chao <scott_chao@wistron.corp-partner.google.com> | 2022-03-23 14:44:58 +0800 |
|---|---|---|
| committer | Chromeos LUCI <chromeos-scoped@luci-project-accounts.iam.gserviceaccount.com> | 2022-03-26 02:30:03 +0000 |
| commit | b81c17122e7e4c206d91446bcd7ec039397c3e08 (patch) | |
| tree | bbfa36dd09d2159f6824d6b41ba383c42b09e768 /board/primus/ps2.h | |
| parent | 81dff9c98a666237f2045b5d5e56cf63f98ff228 (diff) | |
| download | chrome-ec-stabilize-voshyr-14637.B-main.tar.gz | |
primus: send suspend mode to trackpointstabilize-voshyr-14637.B-main
BUG=b:226215983
BRANCH=none
TEST=make -j BOARD=primus
TEST=verify by EE
Signed-off-by: Scott Chao <scott_chao@wistron.corp-partner.google.com>
Change-Id: I139c8a628f9c01ce299b7ec650839f67ca99a12e
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3544753
Reviewed-by: caveh jalali <caveh@chromium.org>
Commit-Queue: caveh jalali <caveh@chromium.org>
Diffstat (limited to 'board/primus/ps2.h')
| -rw-r--r-- | board/primus/ps2.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/board/primus/ps2.h b/board/primus/ps2.h new file mode 100644 index 0000000000..0943d5ba4b --- /dev/null +++ b/board/primus/ps2.h @@ -0,0 +1,31 @@ +/* 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. + */ + +#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 */ |