lkml.org 
[lkml]   [2022]   [May]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[PATCH 3/3] arm64: dts: qcom: msm8998-oneplus: add tri-state-key
The tri-state-key is a 3-state mute slider found on the OnePlus 5.
The default software maps the states to "mute", "vibrate" and "ring",
expose them as generic switch events so that they can be configured
by userspace.

Signed-off-by: Caleb Connolly <caleb@connolly.tech>
Signed-off-by: Jami Kettunen <jami.kettunen@somainline.org>
---
.../boot/dts/qcom/msm8998-oneplus-common.dtsi | 43 +++++++++++++++++++
1 file changed, 43 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8998-oneplus-common.dtsi b/arch/arm64/boot/dts/qcom/msm8998-oneplus-common.dtsi
index 9823d48a91b1..9ae6b3e4fc32 100644
--- a/arch/arm64/boot/dts/qcom/msm8998-oneplus-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8998-oneplus-common.dtsi
@@ -94,6 +94,41 @@ vol-up {
};
};

+ tri-state-key {
+ compatible = "gpio-keys";
+ label = "Tri-state key";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&tri_state_key_default>;
+
+ state-top {
+ label = "Tri-state key top";
+ linux,input-type = <EV_SW>;
+ linux,code = <SW_PROG1>;
+ gpios = <&tlmm 40 GPIO_ACTIVE_LOW>;
+ debounce-interval = <50>;
+ linux,can-disable;
+ };
+
+ state-middle {
+ label = "Tri-state key middle";
+ linux,input-type = <EV_SW>;
+ linux,code = <SW_PROG2>;
+ gpios = <&tlmm 42 GPIO_ACTIVE_LOW>;
+ debounce-interval = <50>;
+ linux,can-disable;
+ };
+
+ state-bottom {
+ label = "Tri-state key bottom";
+ linux,input-type = <EV_SW>;
+ linux,code = <SW_PROG3>;
+ gpios = <&tlmm 26 GPIO_ACTIVE_LOW>;
+ debounce-interval = <50>;
+ linux,can-disable;
+ };
+ };
+
gpio-hall-sensor {
compatible = "gpio-keys";
label = "Hall effect sensor";
@@ -441,6 +476,14 @@ vreg_bob: bob {
&tlmm {
gpio-reserved-ranges = <0 4>, <81 4>;

+ /* The GPIOs have a hardware pullup */
+ tri_state_key_default: tri-state-pins {
+ pins = "gpio40", "gpio42", "gpio26";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
hall_sensor_default: hall-sensor-default {
pins = "gpio124";
function = "gpio";
--
2.36.1

\
 
 \ /
  Last update: 2022-05-16 16:24    [W:1.386 / U:0.348 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site