> For the complete documentation index, see [llms.txt](https://bananapi.gitbook.io/banana-pi-bpi-r2-open-source-smart-router/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://bananapi.gitbook.io/banana-pi-bpi-r2-open-source-smart-router/bpi-r2-source-code-on-github.md).

# BPI-R2 source code on github

**Banana pi BPI-R2 source code open on github**

![](/files/-M2HXJzLI02lhHuZIbnb)

Banana pi BPI-R2 BSP

**Overview**

This project is for banana-pi R2 board, including U-boot and Linux Kernel 4.4.x.

**Getting started**

* Downloading Ubuntu 16.04 image for R2 board from <http://www.banana-pi.org>
* Running below command to burn this image to SD card which must be larger than 8GB dd if= of=/dev/mmcblk0
* Install this SD to R2 board
* Press power button a few seconds to activate this board The default baud rate of serial port is 115200, the default username/password are root/bananapi

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**How to build both U-boot and Linux kernel**  <br>

To build this project, the following package is required: gcc-arm-linux-gnueabihf

* Clone this code to a host PC on which the Ubuntu 16.04 is installed
* Run script build.sh ./build.sh
* Select 1 to build both uboot and kernel
* Both new uboot and kernel will be generated in folder SD when it completes

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**How to update both u-boot and Linux kernel**  <br>

* Install SD card to this host PC, please ensure Ubuntu 16.04 R2 image is installed on this SD card
* Enter folder SD which is generated after building
* Run below command to update u-boot and Linux kernel bpi-update -c bpi-r2.conf
* After it completes, move SD to R2 board

  Press power button to activate this board

<https://github.com/BPI-SINOVOIP/BPI-R2-bsp>