116 lines
2.6 KiB
Diff
116 lines
2.6 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Nikita Maslo <[email protected]>
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Date: Thu, 27 Nov 2025 17:30:11 +0300
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Subject: add ssd1306, joystick and gpio expander support
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---
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arch/arm/dts/meson-sm1-jethome-jethub-j200.dts | 78 +++++++++-
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1 file changed, 77 insertions(+), 1 deletion(-)
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diff --git a/arch/arm/dts/meson-sm1-jethome-jethub-j200.dts b/arch/arm/dts/meson-sm1-jethome-jethub-j200.dts
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index 111111111111..222222222222 100644
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--- a/arch/arm/dts/meson-sm1-jethome-jethub-j200.dts
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+++ b/arch/arm/dts/meson-sm1-jethome-jethub-j200.dts
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@@ -11,7 +11,8 @@
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#include <dt-bindings/gpio/meson-g12a-gpio.h>
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#include <dt-bindings/leds/common.h>
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#include <dt-bindings/sound/meson-g12a-tohdmitx.h>
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-
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+#include <dt-bindings/input/input.h>
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+#include <dt-bindings/gpio/gpio.h>
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/ {
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@@ -247,6 +248,59 @@
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model = "JETHUB-D2";
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};
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+ gpio-keys {
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+ compatible = "gpio-keys-polled";
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+ poll-interval = <100>;
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+
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+ button_up {
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+ label = "Joystick Up";
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+ gpios = <&exp24 8 GPIO_ACTIVE_HIGH>;
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+ linux,code = <KEY_UP>;
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+ debounce-interval = <10>;
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+ };
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+
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+ button_down {
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+ label = "Joystick Down";
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+ gpios = <&exp24 9 GPIO_ACTIVE_HIGH>;
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+ linux,code = <KEY_DOWN>;
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+ debounce-interval = <10>;
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+ };
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+
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+ button_left {
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+ label = "Joystick Left";
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+ gpios = <&exp24 10 GPIO_ACTIVE_HIGH>;
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+ linux,code = <KEY_LEFT>;
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+ debounce-interval = <10>;
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+ };
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+
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+ button_right {
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+ label = "Joystick Right";
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+ gpios = <&exp24 11 GPIO_ACTIVE_HIGH>;
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+ linux,code = <KEY_RIGHT>;
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+ debounce-interval = <10>;
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+ };
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+
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+ button_center {
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+ label = "Joystick Center";
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+ gpios = <&exp24 12 GPIO_ACTIVE_HIGH>;
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+ linux,code = <KEY_ENTER>;
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+ debounce-interval = <10>;
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+ };
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+
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+ button_home {
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+ label = "Joystick Home";
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+ gpios = <&exp24 13 GPIO_ACTIVE_HIGH>;
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+ linux,code = <KEY_HOME>;
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+ debounce-interval = <10>;
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+ };
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+
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+ button_back {
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+ label = "Joystick Back";
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+ gpios = <&exp24 14 GPIO_ACTIVE_HIGH>;
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+ linux,code = <KEY_BACK>;
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+ debounce-interval = <10>;
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+ };
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+ };
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};
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&arb {
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@@ -629,6 +683,28 @@
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reg = <0x49>;
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};
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+ ssd1306: oled@3c {
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+ compatible = "solomon,ssd1306";
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+ reg = <0x3c>;
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+ solomon,com-invdir;
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+ solomon,page-offset = <0x00>;
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+ solomon,dclk-div = <1>;
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+ solomon,dclk-frq = <8>;
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+ solomon,prechargep1 = <2>;
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+ solomon,prechargep2 = <8>;
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+ };
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+
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+ exp24: gpio@24 {
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+ compatible = "nxp,pca9535";
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+ reg = <0x24>;
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+ gpio-controller;
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+ #gpio-cells = <2>;
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+
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+ gpio-line-names =
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+ "", "", "", "", "", "", "", "",
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+ "JOY_UP", "JOY_DOWN", "JOY_LEFT", "JOY_RIGHT",
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+ "JOY_CENTER", "JOY_HOME", "JOY_BACK", "";
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+ };
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};
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&efuse {
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--
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Armbian
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