diff --git a/device/device-samsung-jflte/90-android-sec_touchscreen.rules b/device/device-samsung-jflte/90-android-sec_touchscreen.rules
deleted file mode 100644
index a78c2748d..000000000
--- a/device/device-samsung-jflte/90-android-sec_touchscreen.rules
+++ /dev/null
@@ -1,3 +0,0 @@
-# use 'weston-calibrator' to calibrate the touchscreen!
-SUBSYSTEM=="input", ATTRS{name}=="sec_touchscreen", \
-ENV{ID_INPUT}="1", ENV{ID_INPUT_TOUCHSCREEN}="1"
\ No newline at end of file
diff --git a/device/device-samsung-jflte/APKBUILD b/device/device-samsung-jflte/APKBUILD
index 27abc8a89..ea5568e46 100644
--- a/device/device-samsung-jflte/APKBUILD
+++ b/device/device-samsung-jflte/APKBUILD
@@ -1,20 +1,26 @@
+# Reference: <https://postmarketos.org/devicepkg>
 pkgname="device-samsung-jflte"
 pkgdesc="Samsung Galaxy S4"
 pkgver=0.5
-pkgrel=0
+pkgrel=1
 url="https://postmarketos.org"
 license="MIT"
 arch="noarch"
 options="!check"
-depends="postmarketos-base linux-samsung-jflte mkbootimg mesa-dri-swrast"
+depends="postmarketos-base linux-samsung-jflte mkbootimg mesa-dri-swrast
+	msm-fb-refresher"
+makedepends="devicepkg-dev"
 subpackages="$pkgname-nonfree-firmware:nonfree_firmware"
-source="deviceinfo 90-android-sec_touchscreen.rules"
+source="deviceinfo fb.modes"
+
+build() {
+	devicepkg_build $startdir $pkgname
+}
 
 package() {
-	install -Dm644 "$srcdir"/deviceinfo \
-		"$pkgdir"/etc/deviceinfo
-	install -D -m644 "$srcdir"/90-android-sec_touchscreen.rules \
-		"$pkgdir"/etc/udev/rules.d/90-android-sec_touchscreen.rules
+	install -D -m644 "$srcdir"/fb.modes \
+		"$pkgdir"/etc/fb.modes
+	devicepkg_package $startdir $pkgname
 }
 
 nonfree_firmware() {
@@ -23,5 +29,5 @@ nonfree_firmware() {
 	mkdir "$subpkgdir"
 }
 
-sha512sums="2ccb9da9d69f30e62d69ecb89939da5ddd25625b9e8ecdd9a41fa7bc5dfbdda415043b2b6e98587936740300cdb17ada1e2255ce39e54b0281e8ea48739b4332  deviceinfo
-9dd220de9aa0ee4106686d43a4bac858c7b57ca8537488a54176ef13615195dab7945ca3f6896368186e99c7ed78748a2ad25458efe586dbc337190143d5184f  90-android-sec_touchscreen.rules"
+sha512sums="026e718c1b788ce2959ddaf226e262c3790493f03b7263e7778022247bb23b7833b6e3bf4fbcfb17bac8c98e7b1cbe44c200b50d1a4383c7e43305cd31ee5f75  deviceinfo
+515cd3be1816bea9a1859a37f6568e3e82a9f8f16cbbc71ba13d60723f98eafbda9046ebb1ee7f4ae23dd2b2b2b18506f64516ca45ff71af18e7c163f12248bd  fb.modes"
diff --git a/device/device-samsung-jflte/deviceinfo b/device/device-samsung-jflte/deviceinfo
index 22fe48f08..960a8ec49 100644
--- a/device/device-samsung-jflte/deviceinfo
+++ b/device/device-samsung-jflte/deviceinfo
@@ -12,9 +12,10 @@ deviceinfo_arch="armhf"
 # Device related
 deviceinfo_keyboard="false"
 deviceinfo_external_storage="true"
-deviceinfo_screen_width="1920"
-deviceinfo_screen_height="1080"
-deviceinfo_dev_touchscreen=""
+deviceinfo_screen_width="1080"
+deviceinfo_screen_height="1920"
+deviceinfo_dev_touchscreen="/dev/input/event3"
+deviceinfo_dev_touchscreen_calibration=""
 deviceinfo_dev_keyboard=""
 
 # Bootloader related
diff --git a/device/device-samsung-jflte/fb.modes b/device/device-samsung-jflte/fb.modes
new file mode 100644
index 000000000..2956a9e18
--- /dev/null
+++ b/device/device-samsung-jflte/fb.modes
@@ -0,0 +1,7 @@
+mode "1080x1920-0"
+	# D: 0.001 MHz, H: 0.001 kHz, V: 0.000 Hz
+	geometry 1080 1920 1080 1920 16
+	timings 898000000 36 159 4 10 10 2
+	accel false
+	rgba 8/0,8/8,8/16,8/24
+endmode