i.MX Processorsのトピックimx6ul spi error

imx6ul spi error

ninghongxie — Thu, 14 Feb 2019 01:55:34 GMT

error info:

spi_master spi0: I/O Error in DMA RX:84

spi_master spi0: failed to transfer one message from queue

Re: imx6ul spi error

igorpadykov — Fri, 15 Feb 2019 05:33:55 GMT

Hi heihei

one can try with

linux/arch/arm/boot/dts/imx6ul-14x14-evk-ecspi.dts

imx6ul-14x14-evk-ecspi.dts\dts\boot\arm\arch - linux-imx - i.MX Linux kernel

and use linux from nxp codeaurora repository

linux-imx - i.MX Linux kernel

Best regards
igor
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Re: imx6ul spi error

ninghongxie — Mon, 18 Feb 2019 03:09:35 GMT

hi @igorpadykov ,Using the kernel you provided(branch:imx_4.14.78_1.0.0_ga), SPI will have the following errors:

imx-sdma 20ec000.sdma: sdma firmware not ready!
spidev spi0.0: SPI transfer failed: -22
spi_master spi0: failed to transfer one message from queue