On Friday 02 September 2016 02:35 PM, Nishanth Menon wrote:
> pinmuxing for DRA7x/AM57x family of processors need to be done in IO
> isolation as part of initial bootloader executed from SRAM. This is
> done as part of iodelay configuration sequence and is required due to
> the limitations introduced by erratum ID: i869[1] and elaborated in
> the Technical Reference Manual[2] 18.4.6.1.7 Isolation Requirements.
>
> Only peripheral that is permitted for dynamic pin mux configuration is
> MMC. This is to accommodate the requirements for varied speeds (which
Actually its MMC and DCAN. DCAN because of i893 ("DCAN Initialization
Sequence"). But I can see you may have omitted reference to it since
DCAN is not really used on the x15.
Thanks,
Sekhar
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