linux-kernel - [PATCH 2/6] ARM: dts: imx6sx: Enable SNVS power key according to board design

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Date:   Thu, 13 Jun 2019 11:35:23 +0800
From:   Anson.Huang@....com
To:     robh+dt@...nel.org, mark.rutland@....com, shawnguo@...nel.org,
        s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Cc:     Linux-imx@....com
Subject: [PATCH 2/6] ARM: dts: imx6sx: Enable SNVS power key according to board design

From: Anson Huang <Anson.Huang@....com>

The SNVS power key depends on board design, by default it should
be disabled in SoC DT and ONLY be enabled on board DT if it is
wired up.

Signed-off-by: Anson Huang <Anson.Huang@....com>
---
 arch/arm/boot/dts/imx6sx-sdb-reva.dts | 4 ++++
 arch/arm/boot/dts/imx6sx-sdb.dts      | 4 ++++
 arch/arm/boot/dts/imx6sx.dtsi         | 1 +
 3 files changed, 9 insertions(+)

diff --git a/arch/arm/boot/dts/imx6sx-sdb-reva.dts b/arch/arm/boot/dts/imx6sx-sdb-reva.dts
index 5b3d6c10..f1830ed 100644
--- a/arch/arm/boot/dts/imx6sx-sdb-reva.dts
+++ b/arch/arm/boot/dts/imx6sx-sdb-reva.dts
@@ -166,3 +166,7 @@
 &reg_vdd2p5 {
 	vin-supply = <&vgen6_reg>;
 };
+
+&snvs_pwrkey {
+	status = "okay";
+};
diff --git a/arch/arm/boot/dts/imx6sx-sdb.dts b/arch/arm/boot/dts/imx6sx-sdb.dts
index 10f6da8..a8ee708 100644
--- a/arch/arm/boot/dts/imx6sx-sdb.dts
+++ b/arch/arm/boot/dts/imx6sx-sdb.dts
@@ -153,3 +153,7 @@
 	/* Transceiver EN/STBY is active low on RevB board */
 	gpio = <&gpio4 27 GPIO_ACTIVE_LOW>;
 };
+
+&snvs_pwrkey {
+	status = "okay";
+};
diff --git a/arch/arm/boot/dts/imx6sx.dtsi b/arch/arm/boot/dts/imx6sx.dtsi
index bbdfdd8..bb25add 100644
--- a/arch/arm/boot/dts/imx6sx.dtsi
+++ b/arch/arm/boot/dts/imx6sx.dtsi
@@ -738,6 +738,7 @@
 					interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
 					linux,keycode = <KEY_POWER>;
 					wakeup-source;
+					status = "disabled";
 				};
 			};
 
-- 
2.7.4