> -----Original Message-----
> From: U-Boot <[email protected]> On Behalf Of Tan, Ley Foon
> Sent: Wednesday, August 5, 2020 6:00 PM
> To: Ang, Chee Hong <[email protected]>; [email protected]
> Cc: Phil Edworthy <[email protected]>; Vignesh R
> <[email protected]>; Tom Rini <[email protected]>; See, Chin Liang
> <[email protected]>; Chee, Tien Fong <[email protected]>;
> Lim, Elly Siew Chin <[email protected]>
> Subject: RE: [PATCH v1] spi: cadence-qspi: Fix QSPI write issues
>
>
>
> > -----Original Message-----
> > From: Ang, Chee Hong <[email protected]>
> > Sent: Wednesday, August 5, 2020 5:33 PM
> > To: [email protected]
> > Cc: Phil Edworthy <[email protected]>; Vignesh R
> > <[email protected]>; Tom Rini <[email protected]>; See, Chin Liang
> > <[email protected]>; Tan, Ley Foon <[email protected]>;
> > Ang, Chee Hong <[email protected]>; Chee, Tien Fong
> > <[email protected]>; Lim, Elly Siew Chin
> > <[email protected]>
> > Subject: [PATCH v1] spi: cadence-qspi: Fix QSPI write issues
> >
> > QSPI driver perform chip select on every flash read/write access. The
> > driver need to disable/enable the QSPI controller while performing
> > chip select. This may cause some data lost especially the QSPI
> > controller is configured to run at slower speed as it may take longer time
> > to
> access the flash device.
> > This patch prevent the driver from disable/enable the QSPI controller
> > too soon and inadvertently halting any ongoing flash read/write access
> > by ensuring the QSPI controller is always in idle mode after each
> > read/write access.
> >
> > Signed-off-by: Chee Hong Ang <[email protected]>
> > ---
> > drivers/spi/cadence_qspi_apb.c | 9 +++++++++
> > 1 file changed, 9 insertions(+)
> >
>
> Reviewed-by: Ley Foon Tan <[email protected]>
>
> Regards
> Ley Foon
+ Jagan, SPI maintainer.
Jagan, can you help integrate this patch?
Regards
Ley Foon
