[PATCH 2/2] spi: nxp_fspi: Implement errata workaround for LS1028A

Jagan Teki jagan at amarulasolutions.com
Mon Apr 19 08:47:09 CEST 2021

On Mon, Mar 22, 2021 at 12:00 PM Kuldeep Singh <kuldeep.singh at nxp.com> wrote:
> Errata ERR050568 description says that "Flash access by FlexSPI AHB
> command may not work with platform frequency equal to 300 MHz" on
> LS1028A.
> By default, smaller length reads(equal to RX FIFO size) are done by IP
> bus and larger length reads using AHB bus. For adding errata workaround,
> use IP bus to read entire flash contents and disable AHB path when
> platform frequency is 300Mhz.
> Signed-off-by: Kuldeep Singh <kuldeep.singh at nxp.com>
> ---

Reviewed-by: Jagan Teki <jagan at amarulasolutions.com>

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