diff --git a/device/device-lg-mako/APKBUILD b/device/device-lg-mako/APKBUILD
index 478f0cf99..41393c345 100644
--- a/device/device-lg-mako/APKBUILD
+++ b/device/device-lg-mako/APKBUILD
@@ -1,6 +1,6 @@
 pkgname=device-lg-mako
 pkgver=2
-pkgrel=9
+pkgrel=10
 pkgdesc="Google Nexus 4"
 url="https://github.com/postmarketOS"
 arch="noarch"
@@ -9,7 +9,7 @@ depends="linux-lg-mako mkbootimg"
 makedepends=""
 install=""
 subpackages=""
-source="deviceinfo initfs-hook.sh 90-android-touch-dev.rules profile.sh udev-v4l-hack.sh"
+source="deviceinfo initfs-hook.sh 90-android-touch-dev.rules profile.sh udev-v4l-hack.sh pointercal fb.modes"
 options="!check"
 
 build() {
@@ -25,12 +25,16 @@ package() {
 		"$pkgdir"/etc/udev/rules.d/90-android-touch-dev.rules
 	install -D -m644 "$srcdir"/profile.sh \
 		"$pkgdir"/etc/profile.d/00-$pkgname.sh
-	install -D -m644 "$srcdir"/udev-v4l-hack.sh \
-		"$pkgdir"/etc/profile.d/00-udev-v4l-hack.sh
+	install -D -m644 "$srcdir"/pointercal \
+		"$pkgdir"/etc/pointercal
+	install -D -m644 "$srcdir"/fb.modes \
+		"$pkgdir"/etc/fb.modes
 }
 
-sha512sums="cbfc1af79cd91bd62adccf22cbfa00f1d6edf35a9e6893a90e09852c014224b2593523ef3eeacd2c05a7a711f0c88c48dc09a7665aaac71e5abe632c71c607aa  deviceinfo
+sha512sums="6d1bdf9037a8b19475e315c637b65d8f6785b8b57e05d61c1c088fb57cbd6bf1be2aa0c538ed64c582f49b4e2e16b848db58ac062159a2812221a6d9c1e0b6d7  deviceinfo
 8590967fa10388a890fdfafdb1070b9ab22dc89e06a3a8834806c772191e3b67de7b914b0d68e5ddf581cee715cb90f3f24abcb8762c415ff328c6da23e55d52  initfs-hook.sh
 ee25f3d0377f027d108593eb7953b8db49d7f05a5c36a0c8ca7e7849d15e3c217bc1ac97d77a66e28d2db4b81c0f50b905639911276da40321d2b6cca7f797df  90-android-touch-dev.rules
 d04013c17caf77a87ebea167dbe48f7efa9c9d3123c5743d359f3ea8ccc6b268fa021535a4bf8291eb4a352f0c92f6eb527da0db340421f53bc1cc439a453306  profile.sh
-4f528656c4febb18742e89552dfe7fdc824ed4ad6ad2777d20b4f55040edd93d8e3ea657baabcdbe77bd0fb4bd3d23e5e0b2dae574f0df6723b2e26216ee81e1  udev-v4l-hack.sh"
+4f528656c4febb18742e89552dfe7fdc824ed4ad6ad2777d20b4f55040edd93d8e3ea657baabcdbe77bd0fb4bd3d23e5e0b2dae574f0df6723b2e26216ee81e1  udev-v4l-hack.sh
+52b1465c75c51e2dc2e351a0609220af04b939b9edf7fca844cc00bb9eeb4e71f53e34817ba094e477fc43bf15101fcfd07963c791a36be5c52f199bba6a6d9d  pointercal
+217bdf692ade75d57968299e29e9379ffcfc97addf735663b3e1e7dfce049f9d13b26347b4405ac724ae5fac2946012dcc58014b23b8df357e225b6718dbc0a6  fb.modes"
diff --git a/device/device-lg-mako/deviceinfo b/device/device-lg-mako/deviceinfo
index ac9781b5d..d7a551a4b 100644
--- a/device/device-lg-mako/deviceinfo
+++ b/device/device-lg-mako/deviceinfo
@@ -5,7 +5,6 @@ deviceinfo_format_version="0"
 deviceinfo_name="Google Nexus 4"
 deviceinfo_manufacturer="LG"
 deviceinfo_date=""
-deviceinfo_keyboard="false"
 deviceinfo_nonfree="????"
 deviceinfo_dtb=""
 deviceinfo_modules_initfs=""
@@ -14,9 +13,11 @@ deviceinfo_external_disk_install="false"
 deviceinfo_flash_methods="fastboot"
 deviceinfo_arch="armhf"
 
-# Splash screen
+# Device related
+deviceinfo_keyboard="false"
 deviceinfo_screen_width="768"
 deviceinfo_screen_height="1280"
+deviceinfo_dev_touchscreen="/dev/input/event2"
 
 # Fastboot related
 deviceinfo_generate_bootimg="true"
diff --git a/device/device-lg-mako/fb.modes b/device/device-lg-mako/fb.modes
new file mode 100644
index 000000000..73aae1094
--- /dev/null
+++ b/device/device-lg-mako/fb.modes
@@ -0,0 +1,7 @@
+mode "768x1280-0"
+	# D: 0.002 MHz, H: 0.002 kHz, V: 0.002 Hz
+	geometry 768 1280 768 1280 16
+	timings 453770000 180 8 22 8 4 2
+	accel false
+	rgba 8/24,8/16,8/8,8/0
+endmode
diff --git a/device/device-lg-mako/pointercal b/device/device-lg-mako/pointercal
new file mode 100644
index 000000000..ac8c26b4d
--- /dev/null
+++ b/device/device-lg-mako/pointercal
@@ -0,0 +1 @@
+33530 -135 -964096 114 32899 -1376992 65536 768 1280
diff --git a/device/device-nokia-rx51/APKBUILD b/device/device-nokia-rx51/APKBUILD
index b5043e418..2b6b6ee4c 100644
--- a/device/device-nokia-rx51/APKBUILD
+++ b/device/device-nokia-rx51/APKBUILD
@@ -1,6 +1,6 @@
 pkgname=device-nokia-rx51
 pkgver=1
-pkgrel=17
+pkgrel=18
 pkgdesc="Nokia N900"
 url="https://github.com/postmarketOS"
 arch="noarch"
@@ -18,6 +18,7 @@ source="
 	acpi_handler.sh
 	acpi.map
 	keymaps/rx51_us.map
+	pointercal
 	$install
 "
 options="!check"
@@ -37,6 +38,8 @@ package() {
 		"$pkgdir"/boot/boot.scr
 	install -D -m644 "$srcdir"/backlight-enable.sh \
 		"$pkgdir"/etc/postmarketos-mkinitfs/hooks/00-${pkgname}-backlight.sh
+	install -D -m644 "$srcdir"/pointercal \
+		"$pkgdir"/etc/pointercal
 
 	# Udev rules
 	install -D -m644 "$srcdir"/90-touchscreen-dev.rules \
@@ -56,7 +59,7 @@ package() {
                 "$pkgdir"/usr/share/bkeymaps/us/rx51_us.bmap.gz
 }
 
-sha512sums="0c88afd6169f22f75f50c8475690b447eedbe29b24d7feb425dd2725f9a32482602cee32d0cfd6028f59cde03343a07bc5f951904a72ca4f62c460a79b2a4b00  deviceinfo
+sha512sums="7585e3aa89fc6576c70219e15d32af5fe333e2f7379a76e702ffaa959cbcd3e86ee243094abef3cf779545eda9677d55dea4b8c0396ab70191359b35883685c4  deviceinfo
 1b89309dd4fe7ee0ba37c6224a0152d6864bb1c7bc4e96918a57e01bebc4173559855ae9673887223de4a8baa3191c8ad88ec8594776a4110cdb19a7be790db4  uboot-script.cmd
 3d55e34b95791636e44a5f41754f3d0de039dbba41f7a556d43a95c9e64afcfa930046b4b96b40020b6f196096ffba93514682927e32fa4488686fdd19c6da5a  backlight-enable.sh
 d303734dd49fe75a299ca723f4da52bc0cda2775683c54aa736aabf397db4ae8deb6d912d4116800cf2ba17f3a2987ab3e839652879b8ab023b4a91a55849f08  90-touchscreen-dev.rules
@@ -64,4 +67,5 @@ d303734dd49fe75a299ca723f4da52bc0cda2775683c54aa736aabf397db4ae8deb6d912d4116800
 df5dcae9a32d04ba2fed8b4dbb8722f8d56d063a288dfbaeca37806bdbb8ba4de639b392859b9f24040a1032456d5dcd754f51314e3ab66515b91ae1e03c93a7  acpi_handler.sh
 7761aec6e6e219245b006e7bdc1d19812e9c5915cf3e64bb3dd46bb4b5570c1715650b53a1fc1007cb814076b5d81be0a66ba7ebf06d9a1fa4e364725c3ee633  acpi.map
 c9ff8b5968fe94007e1139db5ae76f3ee6c214356bff297b9672276c6adb332ba2342b6ca54cf7992d6556f3c68a13ef49ae5e61abe86154935514034170e228  rx51_us.map
+143c21f0b18a016d37cb44178e9daea09f128a90769b48353c03c3f245cb9b1f7e773b9ccee084973fc78ddd7a18c2642e54888a85bda7c7daecddc9a8c62eff  pointercal
 12d5c1cc4295bbcaad5f0aa7dc73055ed062e53be2d249c2d067624da8fe373fc3c49f68462797d0fc3b9a79079ca657aece77437319dc9772c2624844873891  device-nokia-rx51.post-install"
diff --git a/device/device-nokia-rx51/deviceinfo b/device/device-nokia-rx51/deviceinfo
index 1e75ad7a9..3b948116b 100644
--- a/device/device-nokia-rx51/deviceinfo
+++ b/device/device-nokia-rx51/deviceinfo
@@ -15,6 +15,8 @@ deviceinfo_external_disk_install="true"
 deviceinfo_flash_methods="0xFFFF"
 deviceinfo_generate_legacy_uboot_initfs="true"
 deviceinfo_arch="armhf"
+deviceinfo_dev_touchscreen="/dev/input/event3"
+deviceinfo_dev_keyboard="/dev/input/event1"
 deviceinfo_swap_size_recommended="1024"
 
 # Splash screen
diff --git a/device/device-nokia-rx51/pointercal b/device/device-nokia-rx51/pointercal
new file mode 100644
index 000000000..b7b9a0e04
--- /dev/null
+++ b/device/device-nokia-rx51/pointercal
@@ -0,0 +1 @@
+14100 12 -2857148 -5 -8992 33467656 65536 800 480
\ No newline at end of file
diff --git a/device/device-samsung-i9070/APKBUILD b/device/device-samsung-i9070/APKBUILD
index a1e8207b0..28356a111 100644
--- a/device/device-samsung-i9070/APKBUILD
+++ b/device/device-samsung-i9070/APKBUILD
@@ -32,7 +32,7 @@ package() {
 		"$pkgdir"/etc/modules-load.d/00-${pkgname}.conf
 }
 
-sha512sums="7e11955f8db3ce3a2645d8efe162d1a1989ed79373b16384360301d2b84e26fa244696ad420d83cba2ad80a5663967394e3ea6a7d066c7e49d1cbbcb87dda0e3  deviceinfo
+sha512sums="a71af1256822f5ad966433bff63a4f749eeae1c166a4613987f490362dbcc3031acb6e7380f35bbd07d6a410c7728fe5b355b18e0cf122902c4b8a90e6166e4c  deviceinfo
 098187f6ab56d2542f98f1b5fbcf493431f665a4300db05e859357366e39b02a3d508bfd94c1d1bd7c669261e7ef0d4e1aef1fdbb15541fe34f3f48a6caa247f  initfs-hook.sh
 ffa8ba47539f0b4a931c560811d7842c7f5270631066c270322859c1ef77e63fba09a8462c2533bd6d095056b2c7936c2d4fc4e225f3cff45169f121bf93d8ed  90-android-touch-dev.rules
 61e8becbf6fa7c1c6c42e481083f5981ae7af33a48cbc53e817d8ac2c6a8e4f67a54b32ae3b8f5f25f7b412165a849dc93a629110dc47b0d16927bf2a12eb7e1  modules-load.conf"
diff --git a/device/device-samsung-i9070/deviceinfo b/device/device-samsung-i9070/deviceinfo
index e211df74c..2bc167ca5 100644
--- a/device/device-samsung-i9070/deviceinfo
+++ b/device/device-samsung-i9070/deviceinfo
@@ -5,7 +5,6 @@ deviceinfo_format_version="0"
 deviceinfo_name="Galaxy S Advance"
 deviceinfo_manufacturer="Samsung"
 deviceinfo_date=""
-deviceinfo_keyboard="false"
 deviceinfo_nonfree="????"
 deviceinfo_dtb=""
 deviceinfo_modules_initfs=""
@@ -14,9 +13,11 @@ deviceinfo_external_disk_install="true"
 deviceinfo_flash_methods="heimdall-isorec"
 deviceinfo_arch="armhf"
 
-# Splash screen
+# Device related
+deviceinfo_keyboard="false"
 deviceinfo_screen_width="480"
 deviceinfo_screen_height="800"
+deviceinfo_dev_touchscreen="/dev/input/event2"
 
 # Heimdall related
 deviceinfo_flash_heimdall_partition_kernel="Kernel"
diff --git a/device/device-samsung-i9100/APKBUILD b/device/device-samsung-i9100/APKBUILD
index 87e919d8e..e597e5492 100644
--- a/device/device-samsung-i9100/APKBUILD
+++ b/device/device-samsung-i9100/APKBUILD
@@ -1,6 +1,6 @@
 pkgname=device-samsung-i9100
 pkgver=1
-pkgrel=11
+pkgrel=12
 pkgdesc="Samsung Galaxy SII"
 url="https://github.com/postmarketOS"
 arch="noarch"
@@ -27,6 +27,6 @@ package() {
 		"$pkgdir"/etc/udev/rules.d/90-android-touch-dev.rules
 }
 
-sha512sums="f40ad78047359105471625a60ceb6958ea907476293ae3289c36f385988c8dedee6f6b6311b2cdd7570b8369eb8e0e6e30f2b04cfb8549fdfc653898f959b5a9  deviceinfo
+sha512sums="6ca79453a09003d959319374d0abaac28676601f075404db078cd3757e6eab231770669b9af3c7493ac328ff16657288dcef191bd5a47a5273cd56ce7bf2366e  deviceinfo
 8aead706ddb118a44de7d049f07d10a27e727d17724058d132e4ec4fa73fed29c9ccfe03f02aca459c922ec0fbba24e171fe3c76e33f7c5462631e3dd5506e36  90-android-touch-dev.rules
 03da52725e676bc7db371cbf4b60bff8689eca469dae96a02ca7d6c194ed9f8c4ec9d19d1ac9212eeba0b73384fd213e86f2b93da94f37e5abe4cc3339281205  device-samsung-i9100.post-install"
diff --git a/device/device-samsung-i9100/deviceinfo b/device/device-samsung-i9100/deviceinfo
index f9e7e8308..8ac10271b 100644
--- a/device/device-samsung-i9100/deviceinfo
+++ b/device/device-samsung-i9100/deviceinfo
@@ -5,7 +5,6 @@ deviceinfo_format_version="0"
 deviceinfo_name="Galaxy SII"
 deviceinfo_manufacturer="Samsung"
 deviceinfo_date=""
-deviceinfo_keyboard="false"
 deviceinfo_nonfree="????"
 deviceinfo_dtb=""
 deviceinfo_modules_initfs=""
@@ -14,9 +13,12 @@ deviceinfo_external_disk_install="true"
 deviceinfo_flash_methods="heimdall-isorec"
 deviceinfo_arch="armhf"
 
-# Splash screen
+# Device related
+deviceinfo_keyboard="false"
 deviceinfo_screen_width="480"
 deviceinfo_screen_height="800"
+deviceinfo_dev_touchscreen="/dev/input/event2"
+
 
 # Heimdall related
 deviceinfo_flash_heimdall_partition_kernel="KERNEL"
diff --git a/device/device-samsung-maguro/APKBUILD b/device/device-samsung-maguro/APKBUILD
index 8437eeddd..ef8b4aeb5 100644
--- a/device/device-samsung-maguro/APKBUILD
+++ b/device/device-samsung-maguro/APKBUILD
@@ -32,7 +32,7 @@ package() {
 		"$pkgdir"/etc/udev/rules.d/90-android-touch-dev.rules
 }
 
-sha512sums="48d66379b833fdef65de3cefa82eeb25c10cce156caf579d936cf089a0ce9cf1b447f40ccd89dfeb6c8919a47209f110829fa4cd4acdd1c0e02cdb188aeeb07a  deviceinfo
+sha512sums="aa0f09fe3c32dc19ff7f012c6ee5a32bdfb333e45ed78ed2074371a520fbd1d2a8d8a24a004e948082b3cc2d9374c5f86427f3b27d8dc1a69d9666966977cfc8  deviceinfo
 27e89ef3102a89e99065ea12cd36d8ebe1c7e95f2f7082c0e7e3e280fcd2473aa197538bae18ac8995ddf3a7dd962622a56a6f0c037ad193fa9bba95bbb7ee9c  bcmdhd.cal
 8590967fa10388a890fdfafdb1070b9ab22dc89e06a3a8834806c772191e3b67de7b914b0d68e5ddf581cee715cb90f3f24abcb8762c415ff328c6da23e55d52  initfs-hook.sh
 f8c85b0ffcee751ee30d5f1fd8ed8e8413d9599875839fbc9bcfd85f08dbf203fecbd171fc3fe4e2742c5b8243132f6110142ff41193d6ad7df29b411516e199  90-android-touch-dev.rules"
diff --git a/device/device-samsung-maguro/deviceinfo b/device/device-samsung-maguro/deviceinfo
index db69f349d..5bdbade27 100644
--- a/device/device-samsung-maguro/deviceinfo
+++ b/device/device-samsung-maguro/deviceinfo
@@ -13,6 +13,7 @@ deviceinfo_external_disk="false"
 deviceinfo_external_disk_install="false"
 deviceinfo_flash_methods="fastboot"
 deviceinfo_arch="armhf"
+deviceinfo_dev_touchscreen="/dev/input/event1"
 
 # Splash screen
 deviceinfo_screen_width="720"