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/optee_os/core/arch/arm/include/kernel/
H A Dtz_ssvce_def.h7e785722e4d73b94abe4c104d7933ca20477a680 Tue Sep 21 07:47:52 UTC 2021 Clement Faure <clement.faure@nxp.com> core: imx: workaround PL310 errata 752271

Under very rare circumstances and under the following conditions, the
double linefill can cause data corruption.

Conditions:
* The double linefill feature is enabled.
* The L2 cache contains dirty data.

This fault is present in PL310 revisions r3p0, r3p1, r3p1-50rel0.
This fault is fixed in r3p2.

The only workaround to this errata is to disable the double linefill
feature. [1]

Link: [1] https://www.nxp.com/docs/en/errata/IMX6DQCE.pdf
Signed-off-by: Clement Faure <clement.faure@nxp.com>
Acked-by: Jerome Forissier <jerome@forissier.org>
/optee_os/core/arch/arm/plat-imx/
H A Dimx_pl310.c7e785722e4d73b94abe4c104d7933ca20477a680 Tue Sep 21 07:47:52 UTC 2021 Clement Faure <clement.faure@nxp.com> core: imx: workaround PL310 errata 752271

Under very rare circumstances and under the following conditions, the
double linefill can cause data corruption.

Conditions:
* The double linefill feature is enabled.
* The L2 cache contains dirty data.

This fault is present in PL310 revisions r3p0, r3p1, r3p1-50rel0.
This fault is fixed in r3p2.

The only workaround to this errata is to disable the double linefill
feature. [1]

Link: [1] https://www.nxp.com/docs/en/errata/IMX6DQCE.pdf
Signed-off-by: Clement Faure <clement.faure@nxp.com>
Acked-by: Jerome Forissier <jerome@forissier.org>