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Vignesh Raghavendra

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Standardizing the Generation and Signing of Boot ImagesEmbedded Linux Conference @ EOSS NA 20242024-04-16
Custom vendor signing scripts get replaced by Binman device-tree descriptions that pack and sign complex boot images for TI K3 SoCs, removing external repos…
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Standardizing the Generation and Signing of Boot ImagesEmbedded Open Source Summit 20242024-04-16
Binman replaces a tangled set of vendor shell scripts and a separate repo by describing final boot images as device-tree entries and packing them with a Python…
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Tweaking Device Drivers for Achieving Real-Time Performance in Embedded...Embedded Linux Conference (ELC) @ EOSS 20232023-06-27
RT Linux on an application processor is tuned to reach MCU-like determinism for SPI devices by tracing with trace-cmd + KernelShark, cyclictest and lmbench…
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Introduction to HyperBus Memory DevicesOpen Source Summit Europe + Embedded Linux Conference Europe 20192019-10-28
HyperBus is an 8‑line DDR memory bus delivering about 400 MB/s at 100–200 MHz by transferring 16 bits per clock; HyperFlash is a NOR CFI device with 512‑byte…
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An Introduction to SPI-NOR SubsystemOpen Source Summit Europe + Embedded Linux Conference Europe 20172017-10-23
Introduces the SPI-NOR subsystem that sits in MTD and the m25p80 translation layer, explains how controllers register flash via spi_nor_scan and expose…
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