diff mbox series

[v7,2/3] MIPS: DTS: CI20: multiple DTS improvements

Message ID cc802abaf32370e852c4ba28d8598fdff45706f3.1583528793.git.hns@goldelico.com (mailing list archive)
State Mainlined
Commit fa894a8feedc74d2fb4592dd0245f75556decc94
Headers show
Series MIPS: Fixes and improvements for CI20 board (JZ4780) | expand

Commit Message

H. Nikolaus Schaller March 6, 2020, 9:06 p.m. UTC 
a) add DT node for SW1 as Enter button

The SW1 button can be used as a simple one-button keyboard
and is connected to PD17.

Note: SW1 has a second meaning to change the boot sequence
when pressed while powering on.

b) give eth0_power a defined voltage.

This is a 3.3V power switch (DVNET3.3V).

Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Reviewed-by: Paul Cercueil <paul@crapouillou.net>
---
 arch/mips/boot/dts/ingenic/ci20.dts | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
diff mbox series

Patch

diff --git a/arch/mips/boot/dts/ingenic/ci20.dts b/arch/mips/boot/dts/ingenic/ci20.dts
index fc4e64200c3d..db0ca250bd1a 100644
--- a/arch/mips/boot/dts/ingenic/ci20.dts
+++ b/arch/mips/boot/dts/ingenic/ci20.dts
@@ -4,6 +4,7 @@ 
 #include "jz4780.dtsi"
 #include <dt-bindings/clock/ingenic,tcu.h>
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/regulator/active-semi,8865-regulator.h>
 
@@ -27,6 +28,17 @@ 
 		       0x30000000 0x30000000>;
 	};
 
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		sw1 {
+			label = "ci20:sw1";
+			linux,code = <KEY_F13>;
+			gpios = <&gpd 17 GPIO_ACTIVE_HIGH>;
+			wakeup-source;
+		};
+	};
+
 	leds {
 		compatible = "gpio-leds";
 
@@ -58,6 +70,8 @@ 
 	eth0_power: fixedregulator@0 {
 		compatible = "regulator-fixed";
 		regulator-name = "eth0_power";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
 		gpio = <&gpb 25 GPIO_ACTIVE_LOW>;
 		enable-active-high;
 	};