Bianbu Linux 2.0 Release Notes

v2.0rc6 release note (in development)

Release date: 2024-9-10

Major Updates

• [MUSE Book] Optimize screen wakeup speed

v2.0rc5 release note

Release date: 2024-9-2

Major Updates

• Update rcpu firmware

v2.0rc4 release note

Release date: 2024-8-29

Major Updates

• Support u-boot PWM control of LCD backlight
• Support u-boot fuel gauge framework
• Support MIPI DSI display jd9365dah3
• Support Type-C chip husb239
• Fix u-boot EFI free memory issue
• Fix u-boot low probability LCD screen flickering issue
• Fix I2C abnormality during shutdown
• Optimization of kernel module loading speed

v2.0rc3 release note

Release date：2024-8-10

Features

Main components

• OpenSBI 1.3
• U-Boot 2022.10
• Linux 6.6.36
• buildroot 2023.02.9
• onnxruntime 1.15.1
• img-gpu-powervr 23.2: GPU DDK
• mesa3d 22.3.5
• QT 5.15 (with GPU enabled)
• k1x-vpu-firmware: Video Process Unit firmware
• k1x-vpu-test: Video Process Unit test program
• k1x-jpu: JPEG Process Unit API
• k1x-cam: CMOS Sensor and ISP API
• mpp: Media Process Platform
• FFmpeg 4.4.4 (with Hardware Accelerated)
• GStreamer 1.22.8 (with Hardware Accelerated)
• v2d-test: 2D Unit test program
• factorytest: factory test app

Main drivers

System

• clk
• pinctrl
• timer
• watchdog
• RTC
• DMA
• msgbox
• spinlock
• TCM

Interface

• USB 2.0/3.0
• PCIe 2.1
• UART
• I2C
• SPI
• PWM
• CAN

Storage

• MMC (sdcard/eMMC/SDIO)
• SPI NOR
• NVMe SSD

Network

• GMAC
• WiFi
• BT

Display

• DPU
• GPU
• MIPI DSI
• HDMI 1.4

Media

• VPU
• JPU
• V2D
• V4L2
• CMOS Sensor
• ISP
• I2S
• HDMI Audio

Power

• cpufreq
• thermal
• PMIC

Crypto

• AES