linux-kernel - [PATCH v4 2/3] Input: edt-ft5x06 - Set wake/reset values on resume/suspend

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Message-Id: <20180725073410.730-3-mylene.josserand@bootlin.com>
Date:   Wed, 25 Jul 2018 09:34:09 +0200
From:   Mylène Josserand <mylene.josserand@...tlin.com>
To:     dmitry.torokhov@...il.com, robh+dt@...nel.org,
        mark.rutland@....com, maxime.ripard@...tlin.com, wens@...e.org
Cc:     linux-input@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        thomas.petazzoni@...tlin.com, mylene.josserand@...tlin.com
Subject: [PATCH v4 2/3] Input: edt-ft5x06 - Set wake/reset values on resume/suspend

On resume and suspend, set the value of wake and reset gpios
to be sure that we are in a know state after suspending/resuming.

Signed-off-by: Mylène Josserand <mylene.josserand@...tlin.com>
---
 drivers/input/touchscreen/edt-ft5x06.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchscreen/edt-ft5x06.c
index dcde719094f7..dad2f1f8bf89 100644
--- a/drivers/input/touchscreen/edt-ft5x06.c
+++ b/drivers/input/touchscreen/edt-ft5x06.c
@@ -1158,6 +1158,12 @@ static int __maybe_unused edt_ft5x06_ts_suspend(struct device *dev)
 	else
 		regulator_disable(tsdata->vcc);
 
+	if (tsdata->wake_gpio)
+		gpiod_set_value(tsdata->wake_gpio, 0);
+
+	if (tsdata->reset_gpio)
+		gpiod_set_value(tsdata->reset_gpio, 1);
+
 	return 0;
 }
 
@@ -1177,6 +1183,12 @@ static int __maybe_unused edt_ft5x06_ts_resume(struct device *dev)
 		}
 	}
 
+	if (tsdata->wake_gpio)
+		gpiod_set_value(tsdata->wake_gpio, 1);
+
+	if (tsdata->reset_gpio)
+		gpiod_set_value(tsdata->reset_gpio, 0);
+
 	return 0;
 }
 
-- 
2.11.0