diff --git a/device/testing/device-samsung-lt01/APKBUILD b/device/testing/device-samsung-lt01/APKBUILD
new file mode 100644
index 0000000000000000000000000000000000000000..3d98e4d9c1b0c0ec6b35ffa7dc25546d1003b974
--- /dev/null
+++ b/device/testing/device-samsung-lt01/APKBUILD
@@ -0,0 +1,78 @@
+# Reference: <https://postmarketos.org/devicepkg>
+# Maintainer: knuxify <knuxify@gmail.com>
+pkgname=device-samsung-lt01
+pkgdesc="Samsung Galaxy Tab 3 8.0"
+pkgver=1.0
+pkgrel=0
+url="https://postmarketos.org"
+license="MIT"
+arch="armv7"
+options="!check !archcheck"
+depends="
+ alsa-ucm-conf
+ mkbootimg
+ postmarketos-base
+ postmarketos-update-kernel
+ "
+makedepends="devicepkg-dev"
+subpackages="
+ $pkgname-nonfree-firmware:nonfree_firmware
+ $pkgname-kernel-wifi:kernel_wifi
+ $pkgname-kernel-3g:kernel_3g
+ $pkgname-kernel-lte:kernel_lte
+"
+source="
+ deviceinfo
+ ucm/TAB3.conf
+ ucm/HiFi.conf
+ "
+
+build() {
+ devicepkg_build $startdir $pkgname
+}
+
+package() {
+ devicepkg_package $startdir $pkgname
+
+ _tab3_audio_dir="$pkgdir/usr/share/alsa/ucm2/conf.d/TAB3"
+
+ # Alsa UCM configs
+ install -Dm644 "$srcdir"/TAB3.conf \
+ -t "$_tab3_audio_dir"
+ install -Dm644 "$srcdir"/HiFi.conf \
+ -t "$_tab3_audio_dir"
+}
+
+nonfree_firmware() {
+ pkgdesc="WiFi, Bluetooth, MFC firmware"
+ depends="
+ firmware-samsung-midas-bluetooth
+ firmware-samsung-midas-wifi
+ linux-firmware-s5p-mfc
+ "
+ mkdir "$subpkgdir"
+}
+
+kernel_wifi() {
+ pkgdesc="WiFi variant (SM-T310)"
+ depends="linux-postmarketos-exynos4"
+ devicepkg_subpackage_kernel "$startdir" "$pkgname" "$subpkgname"
+}
+
+kernel_3g() {
+ pkgdesc="3G variant (SM-T311)"
+ depends="linux-postmarketos-exynos4"
+ devicepkg_subpackage_kernel "$startdir" "$pkgname" "$subpkgname"
+}
+
+kernel_lte() {
+ pkgdesc="LTE variant (SM-T315)"
+ depends="linux-postmarketos-exynos4"
+ devicepkg_subpackage_kernel "$startdir" "$pkgname" "$subpkgname"
+}
+
+sha512sums="
+0a1ff386ed7288858e10bb42ac5b63bccbe8e82503bfabfdfb42dbc39e2b80529e1f85ba92b0dd7dd5ff0f550792521d9aad2f5dc2309a711759be5fe94b2d98 deviceinfo
+caa81e8ab6753c0ca24c22fb6742288765dfbf2469b8b8c35c5789edfcee546ef1c3b14ad6e540c417f434258399300f17d312b58157635eafab134587ef94cc TAB3.conf
+59fbb2fe7562d1d2590b6e71bc5072a4b8d37614019d4d3c25b9a5b2b9bdc10426db2c0e1459cc464cf63d7c5543513785f5e5b0f1d48824cafeda661163a5b0 HiFi.conf
+"
diff --git a/device/testing/device-samsung-lt01/deviceinfo b/device/testing/device-samsung-lt01/deviceinfo
new file mode 100644
index 0000000000000000000000000000000000000000..4d7856ddda22c4939a485256ebcf79d2f3f80f4f
--- /dev/null
+++ b/device/testing/device-samsung-lt01/deviceinfo
@@ -0,0 +1,41 @@
+# Reference: <https://postmarketos.org/deviceinfo>
+# Please use double quotes only. You can source this file in shell scripts.
+
+deviceinfo_format_version="0"
+deviceinfo_name="Samsung Galaxy Tab 3 8.0"
+deviceinfo_manufacturer="Samsung"
+deviceinfo_codename="samsung-lt01"
+deviceinfo_year="2013"
+deviceinfo_append_dtb="true"
+deviceinfo_dtb_3g="exynos4212-tab3-3g8"
+deviceinfo_dtb_lte="exynos4212-tab3-lte8"
+deviceinfo_dtb_wifi="exynos4212-tab3-wifi8"
+deviceinfo_getty="ttySAC2;115200"
+deviceinfo_arch="armv7"
+deviceinfo_flash_kernel_on_update="true"
+
+# Bootloader related
+deviceinfo_gpu_accelerated="true"
+deviceinfo_chassis="tablet"
+deviceinfo_keyboard="false"
+deviceinfo_external_storage="true"
+deviceinfo_screen_width="800"
+deviceinfo_screen_height="1280"
+
+# Bootloader related
+deviceinfo_flash_method="heimdall-bootimg"
+deviceinfo_generate_bootimg="true"
+deviceinfo_bootimg_qcdt="false"
+deviceinfo_bootimg_mtk_mkimage="false"
+deviceinfo_bootimg_dtb_second="false"
+deviceinfo_flash_offset_base="0x10000000"
+deviceinfo_flash_offset_kernel="0x00008000"
+deviceinfo_flash_offset_ramdisk="0x01000000"
+deviceinfo_flash_offset_second="0x00f00000"
+deviceinfo_flash_offset_tags="0x00000100"
+deviceinfo_flash_pagesize="2048"
+
+# Heimdall related
+deviceinfo_flash_heimdall_partition_kernel="BOOT"
+deviceinfo_flash_heimdall_partition_system="SYSTEM"
+deviceinfo_flash_sparse="true"
diff --git a/device/testing/device-samsung-lt01/ucm/HiFi.conf b/device/testing/device-samsung-lt01/ucm/HiFi.conf
new file mode 100644
index 0000000000000000000000000000000000000000..72079a2f727b74e24d8890ec21d4c4380687c5c9
--- /dev/null
+++ b/device/testing/device-samsung-lt01/ucm/HiFi.conf
@@ -0,0 +1,258 @@
+SectionVerb {
+
+ EnableSequence [
+
+ cdev "hw:TAB3"
+
+ # do not change the adc & dac source of AIF2
+ cset "name='AIF2DACL Source' 0"
+ cset "name='AIF2DACR Source' 0"
+ cset "name='AIF2ADCL Source' 0"
+ cset "name='AIF2ADCR Source' 1"
+
+ # AIF1->DAC1
+ cset "name='DAC1 Switch' 1"
+
+ # general
+ cset "name='IN1L ZC Switch' 0"
+ cset "name='IN1R ZC Switch' 0"
+ cset "name='IN2L ZC Switch' 0"
+ cset "name='IN2R ZC Switch' 0"
+ cset "name='Output ZC Switch' 0"
+ cset "name='Speaker ZC Switch' 0"
+ cset "name='Headphone ZC Switch' 0"
+
+ # AIF1->DAC1
+ cset "name='DAC1L Mixer AIF1.1 Switch' 1"
+ cset "name='DAC1R Mixer AIF1.1 Switch' 1"
+ cset "name='DAC1 Switch' 1"
+
+ # ADC->AIF2
+ cset "name='AIF2DAC2L Mixer Left Sidetone Switch' 1"
+ cset "name='AIF2DAC2L Mixer Right Sidetone Switch' 0"
+ cset "name='AIF2DAC2R Mixer Left Sidetone Switch' 0"
+ cset "name='AIF2DAC2R Mixer Right Sidetone Switch' 1"
+ cset "name='DAC2 Left Sidetone Volume' 12"
+ cset "name='DAC2 Right Sidetone Volume' 12"
+ cset "name='DAC2 Switch' 1"
+
+ # DAC1->HP
+ cset "name='Left Headphone Mux' DAC"
+ cset "name='Right Headphone Mux' DAC"
+
+ # DAC1->SPKL/R->SPKL/R Boost->SPK
+ cset "name='SPKL DAC1 Switch' 1"
+ cset "name='SPKR DAC1 Switch' 1"
+ cset "name='SPKL Boost SPKL Switch' 1"
+ cset "name='SPKL Boost SPKR Switch' 0"
+ cset "name='SPKR Boost SPKL Switch' 0"
+ cset "name='SPKR Boost SPKR Switch' 1"
+ cset "name='Speaker Mixer Volume' 3"
+
+ # DAC->Output mixer->Earpiece
+ cset "name='Left Output Mixer DAC Switch' 1"
+ cset "name='Right Output Mixer DAC Switch' 1"
+ cset "name='Earpiece Mixer Left Output Switch' 1"
+ cset "name='Earpiece Mixer Right Output Switch' 1"
+ cset "name='Earpiece Switch' 0"
+
+ # LINEOUT
+ cset "name='LINEOUT2N Mixer Left Output Switch' 1"
+ cset "name='LINEOUT2P Mixer Right Output Switch' 1"
+ cset "name='LINEOUT1N Mixer Right Output Switch' 1"
+ cset "name='LINEOUT1P Mixer Left Output Switch' 1"
+
+ # Input mixer->ADC->AIF1.1
+ cset "name='AIF1ADC1L Mixer ADC/DMIC Switch' 1"
+ cset "name='AIF1ADC1R Mixer ADC/DMIC Switch' 1"
+
+ # Main Mic->IN2LP/N->Input Mixer with +30dB at mixer
+ cset "name='IN2L PGA IN2LP Switch' 1"
+ cset "name='IN2L PGA IN2LN Switch' 1"
+ cset "name='MIXINL IN2L Volume' 1"
+ cset "name='IN2L Switch' 1"
+
+ # Sub Mic->IN1RP/N->Input Mixer with +30dB at mixer
+ cset "name='IN1R PGA IN1RP Switch' 1"
+ cset "name='IN1R PGA IN1RN Switch' 1"
+ cset "name='MIXINR IN1R Volume' 1"
+ cset "name='IN1R Switch' 1"
+
+ # Headset Mic->IN1LP/N->Input Mixer with +30dB at mixer
+ cset "name='IN1L PGA IN1LP Switch' 1"
+ cset "name='IN1L PGA IN1LN Switch' 1"
+ cset "name='MIXINL IN1L Volume' 1"
+ cset "name='IN1L Switch' 1"
+
+ # Unused->IN2RP/N->Input Mixer with +30dB at mixer
+ cset "name='IN2R PGA IN2RP Switch' 0"
+ cset "name='IN2R PGA IN2RN Switch' 0"
+ cset "name='MIXINR IN2R Volume' 1"
+ cset "name='IN2R Switch' 1"
+
+ # Input mixer->ADC->AIF1
+ cset "name='AIF1ADC1L Mixer ADC/DMIC Switch' 1"
+ cset "name='AIF1ADC1R Mixer ADC/DMIC Switch' 1"
+ cset "name='ADCL Mux' ADC"
+
+ # HPF on to take out some bounce
+ cset "name='Sidetone HPF Switch' 0"
+
+ # Work around core issue
+ cset "name='ADCL Mux' DMIC"
+ cset "name='ADCL Mux' ADC"
+ cset "name='ADCR Mux' DMIC"
+ cset "name='ADCR Mux' ADC"
+
+ # AIF2DACDAT to AIF3ADC mux
+ cset "name='AIF3ADC Mux' 2"
+
+ # Default all outputs off
+ cset "name='HP Switch' 0"
+ cset "name='SPK Switch' 0"
+ cset "name='RCV Switch' 0"
+ cset "name='LINE Switch' 0"
+ cset "name='HDMI Switch' 0"
+
+ # Default all inputs off
+ cset "name='Main Mic Switch' 0"
+ cset "name='Sub Mic Switch' 0"
+ cset "name='Headset Mic Switch' 0"
+ cset "name='FM In Switch' 0"
+
+ # EQ Switches
+ cset "name='AIF1DAC1 EQ Switch' 1"
+ cset "name='AIF1DAC1 EQ1 Volume' 9"
+ cset "name='AIF1DAC1 EQ2 Volume' 7"
+ cset "name='AIF1DAC1 EQ3 Volume' 10"
+ cset "name='AIF1DAC1 EQ4 Volume' 13"
+ cset "name='AIF1DAC1 EQ5 Volume' 12"
+
+ cset "name='Headphone Volume' 50"
+ cset "name='AIF1DAC1 Volume' 96"
+ cset "name='AIF1 Boost Volume' 0"
+ cset "name='DAC1 Volume' 96"
+ cset "name='Left Output Mixer DAC Volume' 7"
+ cset "name='Right Output Mixer DAC Volume' 7"
+ ]
+
+ DisableSequence [
+ ]
+}
+
+SectionDevice."Speaker" {
+
+ Comment "Built-in speaker"
+
+ EnableSequence [
+ cset "name='HP Switch' 0"
+ cset "name='SPK Switch' 1"
+ cset "name='AIF1DAC1 Volume' 96"
+ cset "name='AIF1 Boost Volume' 0"
+ cset "name='DAC1 Volume' 96"
+ cset "name='Left Output Mixer DAC Volume' 7"
+ cset "name='Right Output Mixer DAC Volume' 7"
+ cset "name='SPKL DAC1 Volume' 1"
+ cset "name='SPKR DAC1 Volume' 1"
+ cset "name='Speaker Mixer Volume' 3"
+ cset "name='Speaker Boost Volume' 5"
+ cset "name='Speaker Volume' 57"
+ ]
+
+ DisableSequence [
+ cset "name='SPK Switch' 0"
+ cset "name='Speaker Mixer Volume' 1"
+ cset "name='Speaker Volume' 0"
+ ]
+
+ Value {
+ PlaybackVolume "Speaker Volume"
+ PlaybackSwitch "SPK Switch"
+ PlaybackChannels 2
+ PlaybackPCM "hw:${CardId}"
+ }
+}
+
+SectionDevice."Headphones" {
+ Comment "Headphone jack"
+
+ EnableSequence [
+ cset "name='HP Switch' 1"
+ cset "name='SPK Switch' 0"
+ cset "name='Speaker Mixer Volume' 0"
+ cset "name='Headphone Volume' 57"
+ cset "name='Headphone Switch' 1"
+ ]
+
+ DisableSequence [
+ cset "name='HP Switch' 0"
+ cset "name='Headphone Volume' 0"
+ cset "name='Headphone Switch' 0"
+ ]
+
+ Value {
+ PlaybackVolume "Headphone Volume"
+ PlaybackSwitch "HP Switch"
+ PlaybackChannels 2
+ PlaybackPCM "hw:${CardId}"
+ }
+}
+
+SectionDevice."Mic1" {
+ Comment "Internal Microphone"
+
+ EnableSequence [
+ cset "name='Sub Mic Switch' 1"
+ cset "name='IN1R Volume' 22"
+ cset "name='MIXINR IN1R Switch' 1"
+ cset "name='MIXINR IN1R Volume' 1"
+ cset "name='AIF1ADC1 HPF Mode' 1"
+ cset "name='AIF1ADC1 HPF Switch' 1"
+ cset "name='AIF1ADC1 Volume' 96"
+ cset "name='AIF1ADCR Source' 1"
+ ]
+
+ DisableSequence [
+ cset "name='Sub Mic Switch' 0"
+ cset "name='MIXINR IN1R Switch' 0"
+ cset "name='IN1R Volume' 10"
+ ]
+
+ Value {
+ CapturePCM "hw:${CardId}"
+ CaptureChannels 2
+ CaptureVolume "IN1R Volume"
+ }
+}
+
+SectionDevice."Headset" {
+ Comment "Headset Input"
+
+ EnableSequence [
+ cset "name='Headset Mic Switch' 1"
+ cset "name='IN1L Volume' 22"
+ cset "name='MIXINL IN1L Switch' 1"
+ cset "name='MIXINL IN1L Volume' 1"
+ cset "name='AIF1ADC1 HPF Mode' 1"
+ cset "name='AIF1ADC1 HPF Switch' 1"
+ cset "name='AIF1ADC1 Volume' 96"
+ cset "name='AIF1ADCR Source' 0"
+ ]
+
+ DisableSequence [
+ cset "name='Headset Mic Switch' 0"
+ cset "name='IN1L Volume' 10"
+ cset "name='MIXINL IN1L Switch' 0"
+ cset "name='MIXINL IN1L Volume' 0"
+ cset "name='AIF1ADC1 HPF Mode' 0"
+ cset "name='AIF1ADC1 HPF Switch' 0"
+ cset "name='AIF1ADC1 Volume' 96"
+ cset "name='AIF1DAC1 3D Stereo Switch' 0"
+ ]
+
+ Value {
+ CapturePCM "hw:${CardId}"
+ CaptureChannels 2
+ CaptureVolume "IN1L Volume"
+ }
+}
diff --git a/device/testing/device-samsung-lt01/ucm/TAB3.conf b/device/testing/device-samsung-lt01/ucm/TAB3.conf
new file mode 100644
index 0000000000000000000000000000000000000000..54e0106f8c2f19024204fa4e6bcf2e16962046f5
--- /dev/null
+++ b/device/testing/device-samsung-lt01/ucm/TAB3.conf
@@ -0,0 +1,6 @@
+Syntax 2
+
+SectionUseCase."HiFi" {
+ File "HiFi.conf"
+ Comment "Play high quality music"
+}