Author: d9#idv-tech#com

Zynq MMC/SD controller with Linux Kernel 3.12.x and later.

Just a quick note regarding Zynq SD card controller support in Linux Kernel 3.13.x and later. Apparently, Xilinx used industry standard IP blocks for Zynq PS hardware, including SDHC controller. And now they are switching away from 'custom' drivers. For

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Ubuntu 14.04 LTS (Trusty Tahr) released.

What a nice day. New long term support Ubuntu just got released. It will be supported for 5 year, currently features Linux kernel 3.13.9, Xorg 15.0.1, Mesa 10.1. http://releases.ubuntu.com/14.04/ Like Dislike

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New Vivado 2014.1 released.

Exciting news! Yesterday Xilinx released Vivado 2014.1 - promise about 25% faster runtime and 1.5x overall speedup in compile+simulation! Also they added OpenCL kernels and some Linear algebra library to Vivado HLS! But for me more important changes is that

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Howto export Zynq peripherals(I2C, SPI, UART and etc) to PMOD connectors of ZedBoard using Vivado 2013.4

This is the small howto describing export of some peripherals on ZedBoard's PMOD connectors. ZedBoard have some, so called, FIXED_IO connections, which is hardwired to DDR memory, QSPI flash memory, Ethernet and etc. It also export Zynq UART1 to J14

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Howto build Qt 5.2.1 for Xilinx Zynq.

Update for Qt 5.3.2: http://blog.idv-tech.com/2014/10/15/building-and-configuring-qt5-tslib-and-evtest-for-arm-xilinx-zynq/. This is a small how-to build latest Qt 5.2.1 for Zynq and use it with PetaLinux 2013.10 projects. I'm using 64 bit Ubuntu 13.10 as a host, with Xilinx Vivado 2013.4 and ZedBoard 'Rev. D'

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The easiest way to add screen to ZedBoard.

While waiting for my custom TFT panel board to be build and Zynq IP created, I'm decided to go ahead and build Qt libraries and start porting application. In order to test my application I need linux video framebuffer of

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ZedBoard Linux-FreeRTOS AMP Board Bringup Guide.

One of the many nice features of Xilinx Zynq is ability to run it in Asymmetric MultiProcessing or AMP configuration. Xilinx released version v2013.10 of a UG980(Petalinux Board Bringup) and UG978(Zynq Linux-FreeRTOS AMP) guides for Xilinx ZC702 board. Today I

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Use SDCard to boot ZedBoard using PetaLinux 13.10

Up until now, I was using JTAG to boot my ZedBoard using PetaLinux builds. But at some point we will neet to switch to QSPI or SDCard. This post will be about using SD Card. And PetaLinux 13.10 made this

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Issues with double dash on my blog.

I just realized that WordPress automatically converted all double dashe(--) to single dash(-) and with PetaLinux tools I use double dash a lot. I think I fixed it now. Like Dislike

Update U-boot and Linux Kernel for PetaLinux 13.10.

PetaLinux 13.10 coming with U-boot vesrion 2013.07 and Linux Kernel 3.8.1. If for some reason you need to change U-boot and/or Linux kernel with newer one - u can do it manually(configure, compile and include to BOOT.BIN image) or using

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PetaLinux 13.10 design flow with Vivado on Zynq.

Just a picture from Xilinx.com describing new design flow for PetaLinux 13.10 with Vivado 13.x. Helped me alot to figure out changes from previous PetaLinux releases. Like Dislike

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Installing Vivado 13.4 and PetaLinux SDK on Ubuntu 13.10 amd64(64 bit) for ZedBoard.

I will follow Xilinx UG976, UG977 and UG978 user guides v2013.10 revision. 1. Install fresh Ubuntu 13.10 (64 bit edition) in VMWare Workstation10 virtual machine with atleast 80G disk space and 4G of RAM. 2. Go to Xilinx.com and DigilentInc.com

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