diff --git a/minui/Android.bp b/minui/Android.bp
index fff3a8e..8258816 100644
--- a/minui/Android.bp
+++ b/minui/Android.bp
@@ -27,14 +27,12 @@
     srcs: [
         "events.cpp",
         "graphics.cpp",
-        "graphics_adf.cpp",
         "graphics_drm.cpp",
         "graphics_fbdev.cpp",
         "resources.cpp",
     ],
 
     whole_static_libs: [
-        "libadf",
         "libdrm",
         "libsync",
     ],
diff --git a/minui/graphics.cpp b/minui/graphics.cpp
index d34da56..dce1e61 100644
--- a/minui/graphics.cpp
+++ b/minui/graphics.cpp
@@ -25,7 +25,6 @@
 
 #include <android-base/properties.h>
 
-#include "graphics_adf.h"
 #include "graphics_drm.h"
 #include "graphics_fbdev.h"
 #include "minui/minui.h"
@@ -362,15 +361,10 @@
            ret);
   }
 
-  auto backend = std::unique_ptr<MinuiBackend>{ std::make_unique<MinuiBackendAdf>() };
+  auto backend = std::unique_ptr<MinuiBackend>{ std::make_unique<MinuiBackendDrm>() };
   gr_draw = backend->Init();
 
   if (!gr_draw) {
-    backend = std::make_unique<MinuiBackendDrm>();
-    gr_draw = backend->Init();
-  }
-
-  if (!gr_draw) {
     backend = std::make_unique<MinuiBackendFbdev>();
     gr_draw = backend->Init();
   }
diff --git a/minui/graphics_adf.cpp b/minui/graphics_adf.cpp
deleted file mode 100644
index 10cd607..0000000
--- a/minui/graphics_adf.cpp
+++ /dev/null
@@ -1,200 +0,0 @@
-/*
- * Copyright (C) 2014 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "graphics_adf.h"
-
-#include <errno.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/mman.h>
-#include <unistd.h>
-
-#include <adf/adf.h>
-#include <sync/sync.h>
-
-#include "minui/minui.h"
-
-GRSurfaceAdf::~GRSurfaceAdf() {
-  if (mmapped_buffer_) {
-    munmap(mmapped_buffer_, pitch * height);
-  }
-  if (fence_fd != -1) {
-    close(fence_fd);
-  }
-  if (fd != -1) {
-    close(fd);
-  }
-}
-
-std::unique_ptr<GRSurfaceAdf> GRSurfaceAdf::Create(int intf_fd, const drm_mode_modeinfo* mode,
-                                                   __u32 format, int* err) {
-  __u32 offset;
-  __u32 pitch;
-  auto fd = adf_interface_simple_buffer_alloc(intf_fd, mode->hdisplay, mode->vdisplay, format,
-                                              &offset, &pitch);
-
-  if (fd < 0) {
-    *err = fd;
-    return nullptr;
-  }
-
-  std::unique_ptr<GRSurfaceAdf> surf = std::unique_ptr<GRSurfaceAdf>(
-      new GRSurfaceAdf(mode->hdisplay, mode->vdisplay, pitch, (format == DRM_FORMAT_RGB565 ? 2 : 4),
-                       offset, pitch, fd));
-
-  auto mmapped =
-      mmap(nullptr, surf->pitch * surf->height, PROT_WRITE, MAP_SHARED, surf->fd, surf->offset);
-  if (mmapped == MAP_FAILED) {
-    *err = -errno;
-    return nullptr;
-  }
-  surf->mmapped_buffer_ = static_cast<uint8_t*>(mmapped);
-  return surf;
-}
-
-MinuiBackendAdf::MinuiBackendAdf() : intf_fd(-1), dev(), current_surface(0), n_surfaces(0) {}
-
-int MinuiBackendAdf::InterfaceInit() {
-  adf_interface_data intf_data;
-  if (int err = adf_get_interface_data(intf_fd, &intf_data); err < 0) return err;
-
-  int result = 0;
-  surfaces[0] = GRSurfaceAdf::Create(intf_fd, &intf_data.current_mode, format, &result);
-  if (!surfaces[0]) {
-    fprintf(stderr, "Failed to allocate surface 0: %s\n", strerror(-result));
-    goto done;
-  }
-
-  surfaces[1] = GRSurfaceAdf::Create(intf_fd, &intf_data.current_mode, format, &result);
-  if (!surfaces[1]) {
-    fprintf(stderr, "Failed to allocate surface 1: %s\n", strerror(-result));
-    n_surfaces = 1;
-  } else {
-    n_surfaces = 2;
-  }
-
-done:
-  adf_free_interface_data(&intf_data);
-  return result;
-}
-
-int MinuiBackendAdf::DeviceInit(adf_device* dev) {
-  adf_id_t intf_id;
-  int err = adf_find_simple_post_configuration(dev, &format, 1, &intf_id, &eng_id);
-  if (err < 0) return err;
-
-  err = adf_device_attach(dev, eng_id, intf_id);
-  if (err < 0 && err != -EALREADY) return err;
-
-  intf_fd = adf_interface_open(dev, intf_id, O_RDWR | O_CLOEXEC);
-  if (intf_fd < 0) return intf_fd;
-
-  err = InterfaceInit();
-  if (err < 0) {
-    close(intf_fd);
-    intf_fd = -1;
-  }
-
-  return err;
-}
-
-GRSurface* MinuiBackendAdf::Init() {
-  PixelFormat pixel_format = gr_pixel_format();
-  if (pixel_format == PixelFormat::ABGR) {
-    format = DRM_FORMAT_ABGR8888;
-  } else if (pixel_format == PixelFormat::BGRA) {
-    format = DRM_FORMAT_BGRA8888;
-  } else if (pixel_format == PixelFormat::RGBX) {
-    format = DRM_FORMAT_RGBX8888;
-  } else {
-    format = DRM_FORMAT_RGB565;
-  }
-
-  adf_id_t* dev_ids = nullptr;
-  ssize_t n_dev_ids = adf_devices(&dev_ids);
-  if (n_dev_ids == 0) {
-    return nullptr;
-  } else if (n_dev_ids < 0) {
-    fprintf(stderr, "enumerating adf devices failed: %s\n", strerror(-n_dev_ids));
-    return nullptr;
-  }
-
-  intf_fd = -1;
-
-  for (ssize_t i = 0; i < n_dev_ids && intf_fd < 0; i++) {
-    int err = adf_device_open(dev_ids[i], O_RDWR, &dev);
-    if (err < 0) {
-      fprintf(stderr, "opening adf device %u failed: %s\n", dev_ids[i], strerror(-err));
-      continue;
-    }
-
-    err = DeviceInit(&dev);
-    if (err < 0) {
-      fprintf(stderr, "initializing adf device %u failed: %s\n", dev_ids[i], strerror(-err));
-      adf_device_close(&dev);
-    }
-  }
-
-  free(dev_ids);
-
-  if (intf_fd < 0) return nullptr;
-
-  GRSurface* ret = Flip();
-
-  Blank(true);
-  Blank(false);
-
-  return ret;
-}
-
-void MinuiBackendAdf::Sync(GRSurfaceAdf* surf) {
-  static constexpr unsigned int kWarningTimeout = 3000;
-
-  if (surf == nullptr) return;
-
-  if (surf->fence_fd >= 0) {
-    int err = sync_wait(surf->fence_fd, kWarningTimeout);
-    if (err < 0) {
-      perror("adf sync fence wait error\n");
-    }
-
-    close(surf->fence_fd);
-    surf->fence_fd = -1;
-  }
-}
-
-GRSurface* MinuiBackendAdf::Flip() {
-  const auto& surf = surfaces[current_surface];
-
-  int fence_fd = adf_interface_simple_post(intf_fd, eng_id, surf->width, surf->height, format,
-                                           surf->fd, surf->offset, surf->pitch, -1);
-  if (fence_fd >= 0) surf->fence_fd = fence_fd;
-
-  current_surface = (current_surface + 1) % n_surfaces;
-  Sync(surfaces[current_surface].get());
-  return surfaces[current_surface].get();
-}
-
-void MinuiBackendAdf::Blank(bool blank) {
-  adf_interface_blank(intf_fd, blank ? DRM_MODE_DPMS_OFF : DRM_MODE_DPMS_ON);
-}
-
-MinuiBackendAdf::~MinuiBackendAdf() {
-  adf_device_close(&dev);
-  if (intf_fd >= 0) close(intf_fd);
-}
diff --git a/minui/graphics_adf.h b/minui/graphics_adf.h
deleted file mode 100644
index 79d8d2a..0000000
--- a/minui/graphics_adf.h
+++ /dev/null
@@ -1,76 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <stddef.h>
-#include <stdint.h>
-#include <sys/types.h>
-
-#include <memory>
-
-#include <adf/adf.h>
-
-#include "graphics.h"
-#include "minui/minui.h"
-
-class GRSurfaceAdf : public GRSurface {
- public:
-  ~GRSurfaceAdf() override;
-
-  static std::unique_ptr<GRSurfaceAdf> Create(int intf_fd, const drm_mode_modeinfo* mode,
-                                              __u32 format, int* err);
-
-  uint8_t* data() override {
-    return mmapped_buffer_;
-  }
-
- private:
-  friend class MinuiBackendAdf;
-
-  GRSurfaceAdf(size_t width, size_t height, size_t row_bytes, size_t pixel_bytes, __u32 offset,
-               __u32 pitch, int fd)
-      : GRSurface(width, height, row_bytes, pixel_bytes), offset(offset), pitch(pitch), fd(fd) {}
-
-  const __u32 offset;
-  const __u32 pitch;
-
-  int fd;
-  int fence_fd{ -1 };
-  uint8_t* mmapped_buffer_{ nullptr };
-};
-
-class MinuiBackendAdf : public MinuiBackend {
- public:
-  MinuiBackendAdf();
-  ~MinuiBackendAdf() override;
-  GRSurface* Init() override;
-  GRSurface* Flip() override;
-  void Blank(bool) override;
-
- private:
-  int InterfaceInit();
-  int DeviceInit(adf_device* dev);
-  void Sync(GRSurfaceAdf* surf);
-
-  int intf_fd;
-  adf_id_t eng_id;
-  __u32 format;
-  adf_device dev;
-  size_t current_surface;
-  size_t n_surfaces;
-  std::unique_ptr<GRSurfaceAdf> surfaces[2];
-};
diff --git a/recovery_ui/ui.cpp b/recovery_ui/ui.cpp
index 3307217..6e67b1d 100644
--- a/recovery_ui/ui.cpp
+++ b/recovery_ui/ui.cpp
@@ -48,6 +48,10 @@
 constexpr const char* BRIGHTNESS_FILE_SDM = "/sys/class/backlight/panel0-backlight/brightness";
 constexpr const char* MAX_BRIGHTNESS_FILE_SDM =
     "/sys/class/backlight/panel0-backlight/max_brightness";
+constexpr const char* BRIGHTNESS_FILE_PWM =
+    "/sys/class/backlight/pwm-backlight.0/brightness";
+constexpr const char* MAX_BRIGHTNESS_FILE_PWM =
+    "/sys/class/backlight/pwm-backlight.0/max_brightness";
 
 constexpr int kDefaultTouchLowThreshold = 50;
 constexpr int kDefaultTouchHighThreshold = 90;
@@ -106,10 +110,19 @@
     return false;
   }
   if (access(brightness_file_.c_str(), R_OK | W_OK)) {
-    brightness_file_ = BRIGHTNESS_FILE_SDM;
+    if (!access(BRIGHTNESS_FILE_SDM, R_OK | W_OK)) {
+      brightness_file_ = BRIGHTNESS_FILE_SDM;
+    } else {
+      brightness_file_ = BRIGHTNESS_FILE_PWM;
+    }
   }
+
   if (access(max_brightness_file_.c_str(), R_OK)) {
-    max_brightness_file_ = MAX_BRIGHTNESS_FILE_SDM;
+    if (!access(MAX_BRIGHTNESS_FILE_SDM, R_OK)) {
+      max_brightness_file_ = MAX_BRIGHTNESS_FILE_SDM;
+    } else {
+      max_brightness_file_ = MAX_BRIGHTNESS_FILE_PWM;
+    }
   }
   // Set the initial brightness level based on the max brightness. Note that reading the initial
   // value from BRIGHTNESS_FILE doesn't give the actual brightness value (bullhead, sailfish), so
diff --git a/tools/image_generator/ImageGenerator.java b/tools/image_generator/ImageGenerator.java
index 1da43e5..6c5ea4b 100644
--- a/tools/image_generator/ImageGenerator.java
+++ b/tools/image_generator/ImageGenerator.java
@@ -113,30 +113,30 @@
     private static final Map<String, String> LANGUAGE_TO_FONT_MAP =
             new TreeMap<String, String>() {
                 {
-                    put("am", "NotoSansEthiopic-Regular");
+                    put("am", "NotoSansEthiopic-VF");
                     put("ar", "NotoNaskhArabicUI-Regular");
-                    put("as", "NotoSansBengaliUI-Regular");
-                    put("bn", "NotoSansBengaliUI-Regular");
+                    put("as", "NotoSansBengaliUI-VF");
+                    put("bn", "NotoSansBengaliUI-VF");
                     put("fa", "NotoNaskhArabicUI-Regular");
                     put("gu", "NotoSansGujaratiUI-Regular");
-                    put("hi", "NotoSansDevanagariUI-Regular");
-                    put("hy", "NotoSansArmenian-Regular");
+                    put("hi", "NotoSansDevanagariUI-VF");
+                    put("hy", "NotoSansArmenian-VF");
                     put("iw", "NotoSansHebrew-Regular");
                     put("ja", "NotoSansCJK-Regular");
                     put("ka", "NotoSansGeorgian-VF");
                     put("ko", "NotoSansCJK-Regular");
                     put("km", "NotoSansKhmerUI-Regular");
-                    put("kn", "NotoSansKannadaUI-Regular");
+                    put("kn", "NotoSansKannadaUI-VF");
                     put("lo", "NotoSansLaoUI-Regular");
-                    put("ml", "NotoSansMalayalamUI-Regular");
-                    put("mr", "NotoSansDevanagariUI-Regular");
+                    put("ml", "NotoSansMalayalamUI-VF");
+                    put("mr", "NotoSansDevanagariUI-VF");
                     put("my", "NotoSansMyanmarUI-Regular");
-                    put("ne", "NotoSansDevanagariUI-Regular");
+                    put("ne", "NotoSansDevanagariUI-VF");
                     put("or", "NotoSansOriya-Regular");
-                    put("pa", "NotoSansGurmukhiUI-Regular");
-                    put("si", "NotoSansSinhala-Regular");
-                    put("ta", "NotoSansTamilUI-Regular");
-                    put("te", "NotoSansTeluguUI-Regular");
+                    put("pa", "NotoSansGurmukhiUI-VF");
+                    put("si", "NotoSansSinhalaUI-VF");
+                    put("ta", "NotoSansTamilUI-VF");
+                    put("te", "NotoSansTeluguUI-VF");
                     put("th", "NotoSansThaiUI-Regular");
                     put("ur", "NotoNaskhArabicUI-Regular");
                     put("zh", "NotoSansCJK-Regular");
diff --git a/tools/recovery_l10n/res/values-ar/strings.xml b/tools/recovery_l10n/res/values-ar/strings.xml
index 6919128..a9cd2d1 100644
--- a/tools/recovery_l10n/res/values-ar/strings.xml
+++ b/tools/recovery_l10n/res/values-ar/strings.xml
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <resources xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="recovery_installing" msgid="2013591905463558223">"جارٍ تثبيت إعادة تحميل النظام"</string>
+    <string name="recovery_installing" msgid="2013591905463558223">"جارٍ تثبيت تحديث النظام"</string>
     <string name="recovery_erasing" msgid="7334826894904037088">"جارٍ محو البيانات"</string>
     <string name="recovery_no_command" msgid="4465476568623024327">"ليس هناك أي أمر"</string>
     <string name="recovery_error" msgid="5748178989622716736">"خطأ!"</string>
-    <string name="recovery_installing_security" msgid="9184031299717114342">"جارٍ تثبيت إعادة تحميل الأمان"</string>
+    <string name="recovery_installing_security" msgid="9184031299717114342">"جارٍ تثبيت تحديث الأمان"</string>
     <string name="recovery_wipe_data_menu_header" msgid="550255032058254478">"‏يتعذَّر تحميل نظام Android، حيث قد تكون بياناتك تالفة. وإذا استمر ظهور هذه الرسالة، قد يتعيَّن عليك إجراء إعادة الضبط على الإعدادات الأصلية ومحو جميع بيانات المستخدم المُخزَّنة على هذا الجهاز."</string>
     <string name="recovery_try_again" msgid="7168248750158873496">"إعادة المحاولة"</string>
     <string name="recovery_factory_data_reset" msgid="7321351565602894783">"إعادة الضبط على الإعدادات الأصلية"</string>
diff --git a/tools/recovery_l10n/res/values-ca/strings.xml b/tools/recovery_l10n/res/values-ca/strings.xml
index 6b7bec0..b14a76f 100644
--- a/tools/recovery_l10n/res/values-ca/strings.xml
+++ b/tools/recovery_l10n/res/values-ca/strings.xml
@@ -9,6 +9,6 @@
     <string name="recovery_wipe_data_menu_header" msgid="550255032058254478">"No s\'ha pogut carregar el sistema Android. És possible que les teves dades estiguin malmeses. Si continues veient aquest missatge, pot ser que hagis de restablir les dades de fàbrica i esborrar totes les dades d\'usuari emmagatzemades en aquest dispositiu."</string>
     <string name="recovery_try_again" msgid="7168248750158873496">"Torna-ho a provar"</string>
     <string name="recovery_factory_data_reset" msgid="7321351565602894783">"Restableix les dades de fàbrica"</string>
-    <string name="recovery_wipe_data_confirmation" msgid="5439823343348043954">"Vols eliminar totes les dades d\'usuari?\n\n AQUESTA ACCIÓ NO ES POT DESFER."</string>
+    <string name="recovery_wipe_data_confirmation" msgid="5439823343348043954">"Vols netejar totes les dades d\'usuari?\n\n AQUESTA ACCIÓ NO ES POT DESFER."</string>
     <string name="recovery_cancel_wipe_data" msgid="66987687653647384">"Cancel·la"</string>
 </resources>
diff --git a/tools/recovery_l10n/res/values-hy/strings.xml b/tools/recovery_l10n/res/values-hy/strings.xml
index 35a0ab1..76c28a7 100644
--- a/tools/recovery_l10n/res/values-hy/strings.xml
+++ b/tools/recovery_l10n/res/values-hy/strings.xml
@@ -9,6 +9,6 @@
     <string name="recovery_wipe_data_menu_header" msgid="550255032058254478">"Չհաջողվեց բեռնել Android համակարգը։ Հնարավոր է՝ ձեր տվյալները վնասված են։ Եթե նորից տեսնեք այս հաղորդագրությունը, փորձեք վերակայել սարքի կարգավորումները և ջնջել օգտատիրոջ բոլոր տվյալները։"</string>
     <string name="recovery_try_again" msgid="7168248750158873496">"Նորից փորձել"</string>
     <string name="recovery_factory_data_reset" msgid="7321351565602894783">"Վերակայել բոլոր տվյալները"</string>
-    <string name="recovery_wipe_data_confirmation" msgid="5439823343348043954">"Մաքրե՞լ օգտատիրոջ բոլոր տվյալները։\n\n ԱՅՍ ԳՈՐԾՈՂՈՒԹՅՈՒՆԸ ՀՆԱՐԱՎՈՐ ՉԻ ԼԻՆԻ ՀԵՏԱՐԿԵԼ"</string>
+    <string name="recovery_wipe_data_confirmation" msgid="5439823343348043954">"Ջնջե՞լ օգտատիրոջ բոլոր տվյալները։\n\n ԱՅՍ ԳՈՐԾՈՂՈՒԹՅՈՒՆԸ ՀՆԱՐԱՎՈՐ ՉԻ ԼԻՆԻ ՀԵՏԱՐԿԵԼ"</string>
     <string name="recovery_cancel_wipe_data" msgid="66987687653647384">"Չեղարկել"</string>
 </resources>
diff --git a/tools/recovery_l10n/res/values-ur/strings.xml b/tools/recovery_l10n/res/values-ur/strings.xml
index da03f19..13dc6b3 100644
--- a/tools/recovery_l10n/res/values-ur/strings.xml
+++ b/tools/recovery_l10n/res/values-ur/strings.xml
@@ -6,9 +6,9 @@
     <string name="recovery_no_command" msgid="4465476568623024327">"کوئی کمانڈ نہیں ہے"</string>
     <string name="recovery_error" msgid="5748178989622716736">"خرابی!"</string>
     <string name="recovery_installing_security" msgid="9184031299717114342">"سیکیورٹی اپ ڈیٹ انسٹال ہو رہی ہے"</string>
-    <string name="recovery_wipe_data_menu_header" msgid="550255032058254478">"‏Android سسٹم لوڈ نہیں کیا جا سکتا۔ آپ کا ڈیٹا خراب ہو سکتا ہے۔ اگر آپ کو مستقل یہ پیغام موصول ہوتا ہے تو آپ کو فیکٹری ڈیٹا کی دوبارہ ترتیب انجام دینے اور اس آلہ پر اسٹور کردہ سبھی صارف ڈیٹا کو مٹانے کی ضرورت پڑ سکتی ہے۔"</string>
+    <string name="recovery_wipe_data_menu_header" msgid="550255032058254478">"‏Android سسٹم لوڈ نہیں کیا جا سکتا۔ آپ کا ڈیٹا خراب ہو سکتا ہے۔ اگر آپ کو مستقل یہ پیغام موصول ہوتا ہے تو آپ کو فیکٹری ڈیٹا ری سیٹ انجام دینے اور اس آلہ پر اسٹور کردہ سبھی صارف ڈیٹا کو مٹانے کی ضرورت پڑ سکتی ہے۔"</string>
     <string name="recovery_try_again" msgid="7168248750158873496">"دوبارہ کوشش کریں"</string>
-    <string name="recovery_factory_data_reset" msgid="7321351565602894783">"فیکٹری ڈیٹا کی دوبارہ ترتیب"</string>
+    <string name="recovery_factory_data_reset" msgid="7321351565602894783">"فیکٹری ڈیٹا ری سیٹ"</string>
     <string name="recovery_wipe_data_confirmation" msgid="5439823343348043954">"سبھی صارف ڈیٹا صاف کریں؟\n\n اسے کالعدم نہیں کیا جا سکتا!"</string>
     <string name="recovery_cancel_wipe_data" msgid="66987687653647384">"منسوخ کریں"</string>
 </resources>