[PATCH v4 1/4] dt-bindings: add mfd/cros_ec definitions

[Fabio Baltieri]

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@xxxxxxxxxxxx>
---
 include/dt-bindings/mfd/cros_ec.h | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 include/dt-bindings/mfd/cros_ec.h

diff --git a/include/dt-bindings/mfd/cros_ec.h b/include/dt-bindings/mfd/cros_ec.h
new file mode 100644
index 000000000000..3b29cd049578
--- /dev/null
+++ b/include/dt-bindings/mfd/cros_ec.h
@@ -0,0 +1,18 @@
+/* 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
-- 
2.35.1.1178.g4f1659d476-goog