Msm8953 For Arm64 Driver -

obj-m += msm8953_driver.o # Path to your compiled ARM64 Linux Kernel Source KDIR ?= /path/to/linux-msm8953-mainline all: make -C $(KDIR) M=$(PWD) ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- modules clean: make -C $(KDIR) M=$(PWD) clean Use code with caution.

static void __exit dummy_exit(void)

The , popularly known as the Qualcomm Snapdragon 625 , is a 64-bit octa-core system-on-chip (SoC) based on the arm64 (ARMv8-A) architecture. Driver support for this platform has transitioned from legacy Android vendor kernels to active "mainlining" efforts in the Linux community, enabling it to run modern Linux distributions like postmarketOS . Architecture & Hardware Overview CPU: Eight ARM Cortex-A53 cores running at up to 2.0 GHz.

Are you facing any specific during the compilation or probing phase? msm8953 for arm64 driver

Porting and writing drivers for the MSM8953 SoC on an arm64 architecture bridges old, resilient mobile hardware with modern Linux capabilities. By adhering to the standards of the mainline kernel, using standard Device Tree patterns, and leaning on established sub-drivers like Qualcomm's TLMM and GCC, developers can achieve incredibly stable, long-term support for Snapdragon 625-based embedded systems and legacy mobile devices. If you are currently implementing this driver, tell me:

In ARM64 Linux, drivers are rarely hardcoded with peripheral memory addresses. Instead, the kernel relies on a Device Tree (DT) to discover hardware. For the MSM8953, the hardware topology is defined in the upstream kernel under arch/arm64/boot/dts/qcom/msm8953.dtsi .

To compile this driver, you must cross-compile it targeting the arm64 architecture. obj-m += msm8953_driver

msm8953 is the Qualcomm Snapdragon 625/626/630 SoC family identifier; "msm8953" commonly appears in kernel device trees, driver trees, and Android kernel sources. For arm64 platforms, driver support covers SoC subsystems such as CPU/cluster power management, GPU (Adreno), display, multimedia (ISP/VPU), modem interfaces (QMI/PCIe/SDIO), USB, MMC (eMMC/UFS), audio, thermal, clock/reset (clk), regulators (regmap/regulator), and platform-specific interrupt controllers. A concise account below highlights key driver areas, common issues, integration notes, and practical tips for working with msm8953 on arm64.

The Ultimate Guide to the MSM8953 for ARM64 Driver: Mainlining and Development

Add your device node inside the target board’s .dts file under the appropriate bus (e.g., blsp1_i2c1 ): devicetree Architecture & Hardware Overview CPU: Eight ARM Cortex-A53

Instead, they communicate through an abstracted shared-memory interface called or RPM Glink .

The Adreno 506 GPU is powered by the drm/msm driver in the Linux kernel. The specific support for the a5xx generation (which includes the 506) was added via patches that identified the new GPU variant, defined its unique clock speeds, and applied necessary hardware-specific workarounds for stability and performance.

Cross-reference register address offsets with the Qualcomm Snapdragon 625 Tech Republic / hardware documentation.

Most manufacturers release kernel tarballs: