Messages in this thread | | | From | Kevin Hilman <> | Subject | Re: [PATCH] ARM: davinci: da850-evm: fix read access to SPI flash | Date | Tue, 17 Jan 2017 16:25:23 -0800 |
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Fabien Parent <fparent@baylibre.com> writes:
> Read access to the SPI flash are broken on da850-evm, i.e. the data > read is not what is actually programmed on the flash. > According to the datasheet for the M25P64 part present on the da850-evm, > if the SPI frequency is higher than 20MHz then the READ command is not > usable anymore and only the FAST_READ command can be used to read data. > > This commit specifies in the DTS that we should use FAST_READ command > instead of the READ command. > > Signed-off-by: Fabien Parent <fparent@baylibre.com>
Tested on da850-evm on top of v4.10-rc3. This gets the DT boot functionatliy in line with the legacy (board-file) boot.
Tested-by: Kevin Hilman <khilman@baylibre.com>
Kevin
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