linux-kernel - [RESEND PATCH v2 3/4] ARM: dts: imx28-cfa10036: Fix the reset gpio signal polarity

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Message-ID: <1547023165-111798-4-git-send-email-michal.vokac@ysoft.com>
Date:   Wed, 9 Jan 2019 08:39:45 +0000
From:   Vokáč Michal <Michal.Vokac@...ft.com>
To:     Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
CC:     Rob Herring <robh+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
        Fabio Estevam <fabio.estevam@....com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        "linux-fbdev@...r.kernel.org" <linux-fbdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Vokáč Michal <Michal.Vokac@...ft.com>
Subject: [RESEND PATCH v2 3/4] ARM: dts: imx28-cfa10036: Fix the reset gpio signal polarity

The reset signal of the SSD1306 OLED display is actually active-low.
Adapt the DT to reflect the real world.

Reviewed-by: Rob Herring <robh@...nel.org>
Acked-by: Alexandre Belloni <alexandre.belloni@...tlin.com>
Signed-off-by: Michal Vokáč <michal.vokac@...ft.com>
---
Changes in v2 resend:
 - Add Acked-by from Alexandre.

Changes from v1:
 - Add R-by from Rob

 arch/arm/boot/dts/imx28-cfa10036.dts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/imx28-cfa10036.dts b/arch/arm/boot/dts/imx28-cfa10036.dts
index d3e3622..de48b58 100644
--- a/arch/arm/boot/dts/imx28-cfa10036.dts
+++ b/arch/arm/boot/dts/imx28-cfa10036.dts
@@ -11,6 +11,7 @@
 
 /dts-v1/;
 #include "imx28.dtsi"
+#include <dt-bindings/gpio/gpio.h>
 
 / {
 	model = "Crystalfontz CFA-10036 Board";
@@ -96,7 +97,7 @@
 					pinctrl-names = "default";
 					pinctrl-0 = <&ssd1306_cfa10036>;
 					reg = <0x3c>;
-					reset-gpios = <&gpio2 7 0>;
+					reset-gpios = <&gpio2 7 GPIO_ACTIVE_LOW>;
 					solomon,height = <32>;
 					solomon,width = <128>;
 					solomon,page-offset = <0>;
-- 
2.1.4