RK3229 Android9自定义一个按键实现长按短按

一、kernel修改

--- a/arch/arm/boot/dts/rk3229-evb-android.dtsi
+++ b/arch/arm/boot/dts/rk3229-evb-android.dtsi
@@ -18,26 +18,25 @@};gpio_keys {
+               status = "okay";compatible = "gpio-keys";#address-cells = <1>;#size-cells = <0>;autorepeat;pinctrl-names = "default";
-               pinctrl-0 = <&pwr_key>;
-               pinctrl-1 = <&vol_up_key>;
-
-               power_key: power-key {
-                       label = "GPIO Key Power";
-                       gpios = <&gpio3 23 GPIO_ACTIVE_LOW>;
-                       linux,code = <KEY_POWER>;
+               pinctrl-0 = <&rst_key>;
+               userf1 {
+                       label = "GPIO user key";
+                       linux,code = <KEY_USERKEY>;
+                       gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_LOW>;debounce-interval = <100>;
-                       wakeup-source;};
-               volume_up: volume-up-key {
-                       label = "GPIO Key Volume up";
-                       gpios = <&gpio3 25 GPIO_ACTIVE_LOW>;
-                       linux,code = <KEY_VOLUMEUP>;
+               userf1_lp {
+                       label = "GPIO user key lp";
+                       linux,code = <KEY_USERKEY_LP>;
+                       gpios = <&gpio0 RK_PA1 GPIO_ACTIVE_LOW>;
+                       debounce-interval = <100>;};};@@ -295,7 +294,7 @@};&i2c0 {
-       status = "okay";
+       status = "disabled";hym8563: hym8563@51 {compatible = "haoyu,hym8563";
@@ -344,6 +343,9 @@vol_up_key: vol-up-key {rockchip,pins = <3 25 RK_FUNC_GPIO &pcfg_pull_up>;};
+               rst_key: rst-key {
+                       rockchip,pins = <0 0 RK_FUNC_GPIO &pcfg_pull_none>;
+               };};sdmmc {
diff --git a/arch/arm/boot/dts/rk3229-evb.dts b/arch/arm/boot/dts/rk3229-evb.dts
old mode 100644
new mode 100755
index fc4f19fb2563..27109f421c8a
--- a/arch/arm/boot/dts/rk3229-evb.dts
+++ b/arch/arm/boot/dts/rk3229-evb.dts
@@ -268,7 +268,7 @@};&i2c0 {
-       status = "okay";
+       status = "disabled";hym8563: hym8563@51 {compatible = "haoyu,hym8563";
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
old mode 100644
new mode 100755
index bef317ff7352..380deaf8277c
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -32,6 +32,10 @@#include <linux/of_irq.h>#include <linux/spinlock.h>+#include <linux/reboot.h>
+
+static unsigned long start_time = 0;
+struct gpio_button_data {const struct gpio_keys_button *button;struct input_dev *input;
@@ -341,6 +345,7 @@ static void gpio_keys_gpio_report_event(struct gpio_button_data *bdata)const struct gpio_keys_button *button = bdata->button;struct input_dev *input = bdata->input;unsigned int type = button->type ?: EV_KEY;
+       unsigned long press_time = 0;int state = gpio_get_value_cansleep(button->gpio);if (state < 0) {
@@ -353,7 +358,27 @@ static void gpio_keys_gpio_report_event(struct gpio_button_data *bdata)if (state)input_event(input, type, button->code, button->value);} else {
-               input_event(input, type, button->code, !!state);
+               if (button->code == 744) {
+                       press_time = jiffies_to_msecs(jiffies - start_time);
+                       printk(KERN_INFO "Button pressed for %lu milliseconds,start_time=%lu,jiffies=%lu\n", press_time,start_time,jiffies);
+                       if (start_time && press_time >= 5000) {
+                               printk("factoryreset \n");
+                               input_event(input, type, 745, 1);
+                               input_sync(input);
+                               input_event(input, type, 745, state);
+                       } else if (!state && start_time && press_time >= 100) {
+                               input_event(input, type, 744, 1);
+                               input_sync(input);
+                               input_event(input, type, 744, state);
+                               printk("reboot \n");
+                               kernel_restart(NULL);  // ִ<D0>и<B4>λ<B2><D9><D7><F7>
+                       }
+                       start_time = jiffies;
+               } else {
+                       start_time = 0;
+                       input_event(input, type, button->code, state);
+               }
+               printk("gpio_keys_gpio_report_event input_event *bdata->code=%d,state = %d\n",button->code, state);}input_sync(input);}
diff --git a/include/dt-bindings/input/rk-input.h b/include/dt-bindings/input/rk-input.h
old mode 100644
new mode 100755
index 00b412927890..1bf6e0abb2bc
--- a/include/dt-bindings/input/rk-input.h
+++ b/include/dt-bindings/input/rk-input.h
@@ -578,6 +578,9 @@#define KEY_BRIGHTNESS_MIN             0x250   /* Set Brightness to Minimum */#define KEY_BRIGHTNESS_MAX             0x251   /* Set Brightness to Maximum */+#define KEY_USERKEY                     0x2e8
+#define KEY_USERKEY_LP                  0x2e9
+#define BTN_TRIGGER_HAPPY              0x2c0#define BTN_TRIGGER_HAPPY1             0x2c0#define BTN_TRIGGER_HAPPY2             0x2c1
diff --git a/include/uapi/linux/input-event-codes.h b/include/uapi/linux/input-event-codes.h
old mode 100644
new mode 100755
index 9e07bf4259e1..ab66f6e2d3c7
--- a/include/uapi/linux/input-event-codes.h
+++ b/include/uapi/linux/input-event-codes.h
@@ -653,6 +653,9 @@#define BTN_TRIGGER_HAPPY39            0x2e6#define BTN_TRIGGER_HAPPY40            0x2e7+#define KEY_USERKEY                     0x2e8
+#define KEY_USERKEY_LP                  0x2e9
+/* We avoid low common keys in module aliases so they don't get huge. */#define KEY_MIN_INTERESTING    KEY_MUTE#define KEY_MAX                        0x2ff

二、framework修改

frameworks/base$ git diff
diff --git a/api/current.txt b/api/current.txt
old mode 100644
new mode 100755
index 38afeedc201..1094e2158df
--- a/api/current.txt
+++ b/api/current.txt
@@ -46649,6 +46649,8 @@ package android.view {field public static final int KEYCODE_TV_ZOOM_MODE = 255; // 0xfffield public static final int KEYCODE_U = 49; // 0x31field public static final int KEYCODE_UNKNOWN = 0; // 0x0
+    field public static final int KEYCODE_USERKEY = 305; // 0x131
+    field public static final int KEYCODE_USERKEY_LP = 306; // 0x132field public static final int KEYCODE_V = 50; // 0x32field public static final int KEYCODE_VOICE_ASSIST = 231; // 0xe7field public static final int KEYCODE_VOLUME_DOWN = 25; // 0x19
diff --git a/core/java/android/view/KeyEvent.java b/core/java/android/view/KeyEvent.java
old mode 100644
new mode 100755
index f9d19dca872..bbf4ff81a9e
--- a/core/java/android/view/KeyEvent.java
+++ b/core/java/android/view/KeyEvent.java
@@ -819,6 +819,8 @@ public class KeyEvent extends InputEvent implements Parcelable {public static final int KEYCODE_TV_KEYMOUSE_DOWN = 289;/** Key code constant: Tv controlloer switch mouse key*/public static final int KEYCODE_TV_KEYMOUSE_MODE_SWITCH = 290;
+       public static final int KEYCODE_USERKEY = 305;
+       public static final int KEYCODE_USERKEY_LP = 306;private static final int LAST_KEYCODE = KEYCODE_TV_KEYMOUSE_MODE_SWITCH;// NOTE: If you add a new keycode here you must also add it to:
diff --git a/core/res/res/values/attrs.xml b/core/res/res/values/attrs.xml
old mode 100644
new mode 100755
index f4ae5585661..4b8b302ac73
--- a/core/res/res/values/attrs.xml
+++ b/core/res/res/values/attrs.xml
@@ -1909,6 +1909,8 @@<enum name="KEYCODE_TV_KEYMOUSE_UP" value="288" /><enum name="KEYCODE_TV_KEYMOUSE_DOWN" value="289" /><enum name="KEYCODE_TV_KEYMOUSE_MODE_SWITCH" value="290" />
+               <enum name="KEYCODE_USERKEY" value="305" />
+               <enum name="KEYCODE_USERKEY_LP" value="306" /></attr><!-- ***************************************************************** -->
diff --git a/data/keyboards/Generic.kl b/data/keyboards/Generic.kl
old mode 100644
new mode 100755
index 8699cb491df..a548bb01757
--- a/data/keyboards/Generic.kl
+++ b/data/keyboards/Generic.kl
@@ -409,6 +409,9 @@ key 523   POUNDkey 580   APP_SWITCHkey 582   VOICE_ASSIST+key 744   USERKEY
+key 745   USERKEY_LP
+# Keys defined by HID usageskey usage 0x0c006F BRIGHTNESS_UPkey usage 0x0c0070 BRIGHTNESS_DOWN
diff --git a/services/core/java/com/android/server/policy/PhoneWindowManager.java b/services/core/java/com/android/server/policy/PhoneWindowManager.java
old mode 100644
new mode 100755
index a33ca98aa59..ef02c1598cc
--- a/services/core/java/com/android/server/policy/PhoneWindowManager.java
+++ b/services/core/java/com/android/server/policy/PhoneWindowManager.java
@@ -262,6 +262,8 @@ import android.view.animation.AnimationSet;import android.view.animation.AnimationUtils;import android.view.autofill.AutofillManagerInternal;import android.view.inputmethod.InputMethodManagerInternal;
+import android.os.UserManager;
+import android.os.RecoverySystem;import com.android.internal.R;import com.android.internal.accessibility.AccessibilityShortcutController;
@@ -3904,6 +3906,23 @@ public class PhoneWindowManager implements WindowManagerPolicy {} else if (keyCode == KeyEvent.KEYCODE_VOICE_ASSIST) {Slog.wtf(TAG, "KEYCODE_VOICE_ASSIST should be handled in interceptKeyBeforeQueueing");return -1;
+        } else if (keyCode == KeyEvent.KEYCODE_USERKEY) {
+            //do nothing
+                       //PowerManager pm = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE);
+                       //pm.reboot(null);
+                       Slog.wtf(TAG, "KeyEvent.KEYCODE_USERKEY in interceptKeyBeforeQueueing");
+                       return -1;
+        } else if (keyCode == KeyEvent.KEYCODE_USERKEY_LP) {
+                       UserManager um = mContext.getSystemService(UserManager.class);
+                       if (um.hasUserRestriction(UserManager.DISALLOW_FACTORY_RESET)) {
+                               throw new SecurityException("Factory reset is not allowed for this user.");
+                       }
+                       try {
+                               RecoverySystem.rebootWipeUserData(mContext);
+                       } catch (IOException e) {
+                       }
+                       Slog.wtf(TAG, "KeyEvent.KEYCODE_USERKEY_LP in interceptKeyBeforeQueueing");
+                       return -1;} else if (keyCode == KeyEvent.KEYCODE_SYSRQ) {if (down && repeatCount == 0) {mScreenshotRunnable.setScreenshotType(TAKE_SCREENSHOT_FULLSCREEN);wzh@lenkeng-HP-Pro-Tower-ZHAN-99-G9-Desktop-PC:/media/extern_sdb/wzh/rk3229_9.0/frameworks/native$ git diff
diff --git a/include/android/keycodes.h b/include/android/keycodes.h
old mode 100644
new mode 100755
index 1b5908631..6bf9c98a1
--- a/include/android/keycodes.h
+++ b/include/android/keycodes.h
@@ -776,7 +776,9 @@ enum {AKEYCODE_TV_KEYMOUSE_RIGHT = 287,AKEYCODE_TV_KEYMOUSE_UP = 288,AKEYCODE_TV_KEYMOUSE_DOWN = 289,
-    AKEYCODE_TV_KEYMOUSE_MODE_SWITCH = 290
+    AKEYCODE_TV_KEYMOUSE_MODE_SWITCH = 290,
+    AKEYCODE_USERKEY = 305,
+    AKEYCODE_USERKEY_LP = 306,// NOTE: If you add a new keycode here you must also add it to several other files.//       Refer to frameworks/base/core/java/android/view/KeyEvent.java for the full list.
diff --git a/include/input/InputEventLabels.h b/include/input/InputEventLabels.h
old mode 100644
new mode 100755
index 3fd33a7fe..7d1223907
--- a/include/input/InputEventLabels.h
+++ b/include/input/InputEventLabels.h
@@ -330,6 +330,8 @@ static const InputEventLabel KEYCODES[] = {DEFINE_KEYCODE(SYSTEM_NAVIGATION_RIGHT),DEFINE_KEYCODE(ALL_APPS),DEFINE_KEYCODE(REFRESH),
+    DEFINE_KEYCODE(USERKEY),
+    DEFINE_KEYCODE(USERKEY_LP),{ NULL, 0 }};