We detect you are using an unsupported browser. For the best experience, please visit the site using Chrome, Firefox, Safari, or Edge. X

Maximize Your Experience: Reap the Personalized Advantages by Completing Your Profile to Its Fullest. Update Here

Stay in the loop with the latest from Microchip. Update your profile while you are at it. Update Here

Complete your profile to access more resources. Update Here

AN3345

Title	Title How to Change SAMA5D2 Console UART under Linux
Name	Name AN3345
Date	Date 12/20/2019
Description	Description This application note describes how to switch the SAMA5D2 debug console from UART1 (default) to UART2 in every software involved in the startup of a Linux system: RomBOOT, Bootstrap, U-Boot and Kernel.

Silicon Products

Title	Product	Title
ATSAMA5D27-WLSOM1 SAMA5D27 Wireless SOM1	ATSAMA5D27-WLSOM1	SAMA5D27 Wireless SOM1
ATSAMA5D27-SOM1 A single-sided System-On-Module (SOM) based on the high-performance 32-bit Arm® Cortex®-A5 processor-based MPU SAMA5D27 running up to 500 MHz.	ATSAMA5D27-SOM1	A single-sided System-On-Module (SOM) based on the high-performance 32-bit Arm® Cortex®-A5 processor-based MPU SAMA5D27 running up to 500 MHz.
ATSAMA5D26 ARM Cortex-A5 with DDR3(L) support	ATSAMA5D26	ARM Cortex-A5 with DDR3(L) support
ATSAMA5D27 ARM Cortex-A5 with DDR3(L) support	ATSAMA5D27	ARM Cortex-A5 with DDR3(L) support
ATSAMA5D21 AR Cortex-A5 with multiple memories such as DDR2, DDR3L, LPDDR2, LPDDR3.	ATSAMA5D21	AR Cortex-A5 with multiple memories such as DDR2, DDR3L, LPDDR2, LPDDR3.
ATSAMA5D22 AR Cortex-A5 with multiple memories such as DDR2, DDR3L, LPDDR2, LPDDR3.	ATSAMA5D22	AR Cortex-A5 with multiple memories such as DDR2, DDR3L, LPDDR2, LPDDR3.
ATSAMA5D23 A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with support for multiple memories such as DDR2, DDR3L, LPDDR2, LPDDR3, and QSPI and e.MMC Flash.	ATSAMA5D23	A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with support for multiple memories such as DDR2, DDR3L, LPDDR2, LPDDR3, and QSPI and e.MMC Flash.
ATSAMA5D225C-D1M A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with 128Mbit DDR2 memory.	ATSAMA5D225C-D1M	A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with 128Mbit DDR2 memory.
ATSAMA5D27C-D1G A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with 1Gbit DDR2 memory.	ATSAMA5D27C-D1G	A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with 1Gbit DDR2 memory.
ATSAMA5D24 A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with support for multiple memories such as DDR2, DDR3L, LPDDR2, LPDDR3, and QSPI and e.MMC Flash.	ATSAMA5D24	A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with support for multiple memories such as DDR2, DDR3L, LPDDR2, LPDDR3, and QSPI and e.MMC Flash.
ATSAMA5D28C-D1G A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with 1Gbit DDR2 memory.	ATSAMA5D28C-D1G	A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with 1Gbit DDR2 memory.
ATSAMA5D27C-LD1G A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with 1Gbit LPDDR2 memory.	ATSAMA5D27C-LD1G	A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with 1Gbit LPDDR2 memory.
ATSAMA5D27C-D5M A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with 512Mbit DDR2 memory.	ATSAMA5D27C-D5M	A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with 512Mbit DDR2 memory.
ATSAMA5D27C-LD2G A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with 2Gbit LPDDR2 memory.	ATSAMA5D27C-LD2G	A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with 2Gbit LPDDR2 memory.
ATSAMA5D28C-LD2G A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with 2Gbit LPDDR2 memory.	ATSAMA5D28C-LD2G	A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with 2Gbit LPDDR2 memory.
ATSAMA5D29 A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with support for multiple memories such as DDR2, DDR3L, LPDDR2, LPDDR3, and QSPI and e.MMC Flash.	ATSAMA5D29	A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with support for multiple memories such as DDR2, DDR3L, LPDDR2, LPDDR3, and QSPI and e.MMC Flash.
ATSAMA5D28C-LD1G A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with 1Gbit LPDDR2 memory.	ATSAMA5D28C-LD1G	A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with 1Gbit LPDDR2 memory.
ATSAMA5D28 A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with support for multiple memories such as DDR2, DDR3L, LPDDR2, LPDDR3, and QSPI and e.MMC Flash.	ATSAMA5D28	A high-performance, low-power Arm Cortex-A5 CPU-based embedded microprocessor (MPU) running up to 500 MHz, with support for multiple memories such as DDR2, DDR3L, LPDDR2, LPDDR3, and QSPI and e.MMC Flash.