[PATCH] ARM: i.MX: Disable supervisor protect for i.MX51

Shawn Guo shawnguo at kernel.org
Mon Jun 27 19:36:52 PDT 2016


On Sat, Jun 25, 2016 at 08:26:15AM +0300, Alexander Shiyan wrote:
> Most peripherals on the i.MX51 have an Off-Platform Peripheral Access
> Control Register (OPACR) in which the access rights (together with the
> MPROT registers) can be declared.
> However, this does not seem to work for example for SSI1+SDMA, because the
> supervisor bit is not set for the SDMA unit.
> A similar problem was described in the patch for i.MX53 CPU
> (ARM: i.MX53: globally disable supervisor protect), and the same solution
> is applicable for i.MX51 CPU.
> Patch has tested on custom board based on Digi CCMX-51 module (i.MX51).
> 
> Signed-off-by: Alexander Shiyan <shc_work at mail.ru>

Applied, thanks.



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