iMX6ULL boot form eMMC setting

paultran — Tue, 20 Mar 2018 11:35:30 GMT

hi, i make mainboard with imx6ull and boot defaulf from eMMC.

but it can not work well.

attached is booting setup resistor via HW and circuit of eMMC design, i follow NXP ref design.

anybody have any suggest for bring up or debug.

thanks

Re: iMX6ULL boot form eMMC setting

igorpadykov — Tue, 20 Mar 2018 23:06:48 GMT

Hi Paul

one can check with jtag boot configuration in SRC_SBMR1,2,

if it was correctly sampled. Also useful to check 24MHZ, 32.768kHz clocks

and prolong POR up to 1 sec. Then follow debug procedure described on

https://community.nxp.com/thread/307723

Best regards
igor
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topic Re: iMX6ULL boot form eMMC setting in i.MX Processors

iMX6ULL boot form eMMC setting

Re: iMX6ULL boot form eMMC setting