Hi,
According to i.MX8M Datasheet eCSPI interfaces can operate at maximum data rate of 52Mbit/s. In reality eCSPI clock is limited to 24MHz (checked in /sys/kernel/debug/clk/clk_summary and also using scope). What can be done to supply higher frequency clock to eCSPI ?
Thanks.
Hi Felix
>According to i.MX8M Datasheet eCSPI interfaces can operate at maximum data rate of 52Mbit/s
below ecspi data for i.MX 8M Dual / 8M QuadLite / 8M Quad Applications Processors Data Sheet for Consumer Products
note, i.MX8M is different processor than i.MX8QM
for linux clocks one can look at clk driver :
imx\clk\drivers - linux-imx - i.MX Linux kernel
Linux clock framework documentation:
https://www.kernel.org/doc/Documentation/clk.txt
Best regards
igor
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