Qualcomm Snapdragon 7s Gen 3/7s Gen 4/6 Gen 4 (Milos)

Qualcomm Snapdragon 7s Gen 4
Manufacturer	Qualcomm
Name	Snapdragon 7s Gen 4
Model	SM7635-AC
Codenames	volcano / milos
Architecture	aarch64
CPU	1× 2.7 GHz Cortex-A720 ; 3× 2.4 GHz Cortex-A720 ; 4x 1.8 GHz Cortex-A520
GPU	Adreno 810; (1050MHz)
NPU	Hexagon
Year	2025
Process	4nm
Mainline	Yes

Components
CPU SMP (bring up secondary CPU cores), CPU frequency scaling, CPUidle	Works
UART	Works
Storage eMMC, SD cards, UFS, ...	Works
USB	Partial
Display	Works
GPU	Works
Pinctrl	Works
I²C	Works
SPI Serial Peripheral Interface	Works
Audio	Broken
Video Hardware-accelerated video de/encoding	Works
Thermal	Works
WiFi	Works
Bluetooth	Works
Modem Calls, SMS, Internet	Works
GPS	Broken
Camera	Broken
NPU Neural Processing Unit	Works
Suspend	Untested
PCI/PCIE	Untested

Qualcomm Snapdragon 7s Gen 3
Manufacturer	Qualcomm
Name	Snapdragon 7s Gen 3
Model	SM7635
Codenames	volcano / milos
Architecture	aarch64
CPU	1× 2.5 GHz Cortex-A720 ; 3× 2.4 GHz Cortex-A720 ; 4x 1.8 GHz Cortex-A520
GPU	Adreno 810; (1050MHz)
NPU	Hexagon
Year	2024
Process	4nm
Mainline	Yes
Kernel package	linux-postmarketos-qcom-milos

🚧	This page is a work-in-progress. Some information contained within may be inaccurate or incomplete.

Components
CPU SMP (bring up secondary CPU cores), CPU frequency scaling, CPUidle	Works
UART	Works
Storage eMMC, SD cards, UFS, ...	Works
USB	Partial
Display	Works
GPU	Works
Pinctrl	Works
I²C	Works
SPI Serial Peripheral Interface	Works
Audio	Broken
Video Hardware-accelerated video de/encoding	Works
Thermal	Works
WiFi	Works
Bluetooth	Works
Modem Calls, SMS, Internet	Works
GPS	Broken
Camera	Broken
NPU Neural Processing Unit	Works
Suspend	Untested
PCI/PCIE	Untested

Qualcomm Snapdragon 6 Gen 4
Manufacturer	Qualcomm
Name	Snapdragon 6 Gen 4
Model	SM6650
Codenames	volcano6 / milos
Architecture	aarch64
CPU	1× 2.3 GHz Cortex-A720 4× 2.2 GHz Cortex-A720 3× 1.8 GHz Cortex-A520
GPU	Adreno 810 (895MHz)
NPU	Hexagon
Year	2025
Process	4nm
Mainline	No

Components
CPU SMP (bring up secondary CPU cores), CPU frequency scaling, CPUidle	Untested
UART	Untested
Storage eMMC, SD cards, UFS, ...	Untested
USB	Untested
Display	Untested
GPU	Untested
Pinctrl	Untested
I²C	Untested
SPI Serial Peripheral Interface	Untested
Audio	Untested
Video Hardware-accelerated video de/encoding	Untested
Thermal	Untested
WiFi	Untested
Bluetooth	Untested
Modem Calls, SMS, Internet	Untested
GPS	Untested
Camera	Untested
NPU Neural Processing Unit	Untested
Suspend	Untested
PCI/PCIE	Untested

Qualcomm Dragonwing Q-6690
Manufacturer	Qualcomm
Name	Dragonwing Q-6690
Model	QCM6690
Codenames	volcano6i / milos
Architecture	aarch64
CPU	1× 2.9 GHz Cortex-A720 4× 2.7 GHz Cortex-A720 3× 2.0 GHz Cortex-A520
GPU	Adreno 7xx (1150MHz)
NPU	Hexagon
Year	2025
Process	4nm

Components
CPU SMP (bring up secondary CPU cores), CPU frequency scaling, CPUidle	Untested
UART	Untested
Storage eMMC, SD cards, UFS, ...	Untested
USB	Untested
Display	Untested
GPU	Untested
Pinctrl	Untested
I²C	Untested
SPI Serial Peripheral Interface	Untested
Audio	Untested
Video Hardware-accelerated video de/encoding	Untested
Thermal	Untested
WiFi	Untested
Bluetooth	Untested
Modem Calls, SMS, Internet	Untested
GPS	Untested
Camera	Untested
NPU Neural Processing Unit	Untested
Suspend	Untested
PCI/PCIE	Untested

Devices

Device	Codename	Category
Nothing Phone (4a)	nothing-frogger

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