9 Document Revision History


Revision	Date	Section	Description
J	09/2023	Introduction	Updated the Linux Kernel path for version 6.1
		Cloning a Kernel Source and Root File System	Updated Github tags for Linux Kernel 6.1 and repositories to linux4microchip
		Buildroot File System and Linux Kernel	Updated uboot revision to v4.0.5
H	09/2022	Introduction	Updated the Linux Kernel path for version 5.15
		Cloning a Kernel Source and Root File System	Updated Github tags for Linux Kernel 5.15
		Buildroot File System and Linux Kernel	Updated uboot revision to v4.0.3
		Updating Binary and System Image into the Target Board	Updated
G	02/2022	Introduction	Updated the Linux Kernel path for version 5.10
		Buildroot File System and Linux Kernel	Updated
		Building Linux Kernel Individually	Updated Github path for linux4microchip
		Running in the ATWILC Station Mode	Updated STA connection examples with WPA3 Security, Removed the deprecated WEP feature examples
		Running in the ATWILC AP Mode	Updated AP examples with WPA3 Security, Removed the deprecated WEP feature examples
F	11/2021	Introduction	Updated the Linux Kernel path for version 5.10
		Building Kernel Image	Updated the build steps for compiling the Linux Kernel version 5.10
		Initializing the WILC Device	Updated
		Adding WILC Driver Support to Kernel	Updated the steps to configure WILC driver module from the GUI selection window
		SD Express Board	Updated (Mainline driver instead of staging driver)
		Serial Peripheral Interface Board	Updated (Mainline driver instead of staging driver)
		BLE Peripheral Mode Example for BlueZ 5.29 and Later	Updated
		Running in the ATWILC Station Mode	Updated
		Running in the ATWILC AP Mode	Updated
		Running in the ATWILC Concurrent Mode	Updated
E	10/2020	Updating Binary and System Image into the Target Board	Updated the steps to build wilc from Linux4SAM
		Load SAMA5D4 Configuration File	Updated
		buildroot-at91 output images Files	Updated
		How to Build Linux for SAMA5D4 Xplained	Updated
		Cloning a Kernel Source and Root File System	Updated
		Building and Flashing the System Image into the SAMA5D2 Xplained Ultra Board	Updated
		Build Binaries form Source Code	Updated
		Host Suspend/Resume Mechanism	Updated
		Building the Linux Kernel Individually	Updated
D	06/2020	Building and Flashing the System Image into the SAMA5D2 Xplained Ultra Board	Updated
		How to Build Linux for SAMA5D4 Xplained	Updated
		Updating Binary and System Image into the Target Board.	Updated
		Building and Flashing the System Image into the SAMA5D3 Xplained Board	Updated
		Building and Flashing the System Image into the SAMA5D27-SOM1-EK1	Updated
		Prerequisites	Updated
		Running in the ATWILC P2P Mode Supported Modes with Concurrency BLE Powersave Set Transmit Power BLE Peripheral Mode Example For BlueZ 5.28 and Earlier	Modified steps to add p2p0 virtual interface before using it Added note about hostapd removing virtual interface before closing Add missing parameters to uart_brk_ioctl command Explain allowed tx power levels and their units Modify BlueZ’s output to match the existing SW
C	02/2019	Building Linux for SAMA5D2 Xplained Ultra Board Building and Flashing the System Image into the SAMA5D3 Xplained Board Building and Flashing the System Image into the SAMA5D27-SOM1-EK1 Board Serial Peripheral Interface Board Monitor Mode Change Regulatory Domain settings Setting Wi-Fi MAC address	Added new section Added new section Added new section Added details about XPRO EXT1 Pins for SPI pins Added new section Added new section Added new section
B	06/2018	Document	Updated procedure for building Linux for SAMA5D4 Xplained Ultra Board Updated the procedure for updating ATWILC Firmware Added information about Powersave, Antenna Switching, and Debug Logs Added details about BLE Peripheral Mode example for BlueZ 5.28 and Earlier, and BlueZ 5.29 and Later
A	08/2017	Document	Initial Release

Updated with the new terminologies. For more details, see the following note.

Note: Microchip is aware that some terminologies used in the technical documents and existing software codes of this product are outdated and unsuitable. This document may use these new terminologies, which may or may not reflect on the source codes, software GUIs, and the documents referenced within this document. The following table shows the relevant terminology changes made in this document.

Table 9-1. Terminology Related Changes
Old Terminology	New Terminology	Description
Master	Host	The following sections are updated with new terminologies: Cloning a Kernel Source and Root File System Building Root File System - Get Sources Buildroot - Get Sources