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dt-bindings: Add mfd/cros_ec definitions

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Add a dt-bindings include file for cros_ec devicetree definition, define
a pair of special purpose PWM channels in it.

Signed-off-by: Fabio Baltieri <fabiobaltieri@chromium.org>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
This commit is contained in:
Fabio Baltieri 2022-04-28 10:04:18 +00:00 committed by Thierry Reding
parent 80a22fde80
commit 84d0940454
1 changed files with 18 additions and 0 deletions
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18
include/dt-bindings/mfd/cros_ec.h Normal file
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/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
/*
* DTS binding definitions used for the Chromium OS Embedded Controller.
*
* Copyright (c) 2022 The Chromium OS Authors. All rights reserved.
*/
#ifndef _DT_BINDINGS_MFD_CROS_EC_H
#define _DT_BINDINGS_MFD_CROS_EC_H
/* Typed channel for keyboard backlight. */
#define CROS_EC_PWM_DT_KB_LIGHT 0
/* Typed channel for display backlight. */
#define CROS_EC_PWM_DT_DISPLAY_LIGHT 1
/* Number of typed channels. */
#define CROS_EC_PWM_DT_COUNT 2
#endif