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MLK-10524: iMX6x: Implement workaround for Cortex-A9 errata 845369

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Under very rare timing circumstances, transitioning into streaming
mode might create a data corruption. Present on Two or more processors
or 1 core with ACP, all revisions. This erratum can be worked round
by setting bit[22] of the undocumented Diagnostic Control Register to 1.

Signed-off-by: Nitin Garg <nitin.garg@freescale.com>
(cherry picked from commit 70ad44e523680de67dd8b7a7505d7f27799980ee)
This commit is contained in:
Nitin Garg
2015-03-31 20:37:36 -05:00
committed by Ye Li
parent 1c27c9ecf8
commit f20a658475
3 changed files with 8 additions and 0 deletions
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@ -645,6 +645,7 @@ The following options need to be configured:
CONFIG_ARM_ERRATA_773022
CONFIG_ARM_ERRATA_774769
CONFIG_ARM_ERRATA_794072
CONFIG_ARM_ERRATA_845369
If set, the workarounds for these ARM errata are applied early
during U-Boot startup. Note that these options force the