Thread (27 messages) 27 messages, 3 authors, 2019-08-05
STALE2490d
Revisions (3)
  1. v2 current
  2. v3 [diff vs current]
  3. v4 [diff vs current]

[PATCH v2 06/20] ARM: dts: imx7-colibri: add GPIO wakeup key

From: Philippe Schenker <hidden>
Date: 2019-07-31 12:38:24
Also in: linux-arm-kernel, lkml
Subsystem: the rest · Maintainer: Linus Torvalds

From: Stefan Agner <redacted>

Add wakeup GPIO key which is able to wake the system from sleep
modes (e.g. Suspend-to-Memory).

Signed-off-by: Stefan Agner <redacted>
Signed-off-by: Philippe Schenker <redacted>
---

Changes in v2: None

 arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi | 14 ++++++++++++++
 arch/arm/boot/dts/imx7-colibri.dtsi         |  7 ++++++-
 2 files changed, 20 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi b/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi
index 3f2746169181..d4dbc4fc1adf 100644
--- a/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi
+++ b/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi
@@ -52,6 +52,20 @@
 		clock-frequency = <16000000>;
 	};
 
+	gpio-keys {
+		compatible = "gpio-keys";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_gpiokeys>;
+
+		power {
+			label = "Wake-Up";
+			gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>;
+			linux,code = <KEY_WAKEUP>;
+			debounce-interval = <10>;
+			gpio-key,wakeup;
+		};
+	};
+
 	panel: panel {
 		compatible = "edt,et057090dhu";
 		backlight = <&bl>;
diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi b/arch/arm/boot/dts/imx7-colibri.dtsi
index 2480623c92ff..16d1a1ed1aff 100644
--- a/arch/arm/boot/dts/imx7-colibri.dtsi
+++ b/arch/arm/boot/dts/imx7-colibri.dtsi
@@ -741,12 +741,17 @@
 
 	pinctrl_gpio_lpsr: gpio1-grp {
 		fsl,pins = <
-			MX7D_PAD_LPSR_GPIO1_IO01__GPIO1_IO1	0x59
 			MX7D_PAD_LPSR_GPIO1_IO02__GPIO1_IO2	0x59
 			MX7D_PAD_LPSR_GPIO1_IO03__GPIO1_IO3	0x59
 		>;
 	};
 
+	pinctrl_gpiokeys: gpiokeysgrp {
+		fsl,pins = <
+			MX7D_PAD_LPSR_GPIO1_IO01__GPIO1_IO1	0x19
+		>;
+	};
+
 	pinctrl_i2c1: i2c1-grp {
 		fsl,pins = <
 			MX7D_PAD_LPSR_GPIO1_IO05__I2C1_SDA	0x4000007f
-- 
2.22.0
Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help