Hi Marc, >> in patch 2/2: >> - Use ioread32be instead of readl >> - Use iowrite32be instead of writel >> >> Note: Drop 2 patches(patch 2/4 & 4/4) from the last version >> link to v1: https://lore.kernel.org/linux-spi/20240927132944.19285-1-hardevsinh.palaniya@xxxxxxxxxxxxxxxxx/T/#t > >Have you checked the code on real hardware or compared the generated >code on the asm level? it's just resolve casting warnings so.... No, I haven’t tested the code on real hardware. Are there alternative methods to verify it without using hardware? Best Regards, Hardev