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Subject[RFC PATCH 4/7] dt-bindings: pwm: add description of PWM polarity
Date
Move the description of the PWM signal polarity from
<linux/pwm.h>, prepare for removing the polarity
definition from <linux/pwm.h>.

Signed-off-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
---

include/dt-bindings/pwm/pwm.h | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/include/dt-bindings/pwm/pwm.h b/include/dt-bindings/pwm/pwm.h
index 6b58caa6385e..c07da2088a61 100644
--- a/include/dt-bindings/pwm/pwm.h
+++ b/include/dt-bindings/pwm/pwm.h
@@ -10,7 +10,16 @@
#ifndef _DT_BINDINGS_PWM_PWM_H
#define _DT_BINDINGS_PWM_PWM_H

+/**
+ * a high signal for the duration of the duty-cycle, followed by a low signal
+ * for the remainder of the pulse period.
+ */
#define PWM_POLARITY_NORMAL 0
+
+/**
+ * a low signal for the duration of the duty-cycle, followed by a high signal
+ * for the remainder of the pulse period.
+ */
#define PWM_POLARITY_INVERTED (1 << 0)

#endif
--
2.24.1
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