ASoC: wm_adsp: add support for DSP region lock

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Newer ADSP2V2 codecs include a memory protection unit that can
be set to trap illegal accesses. When enabling an ADSPV2 core we
must configure the memory region traps so that the firmware can
access its own memory.

Signed-off-by: Mayuresh Kulkarni <mkulkarni@opensource.wolfsonmicro.com>
Signed-off-by: Nikesh Oswal <Nikesh.Oswal@wolfsonmicro.com>
Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

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Mayuresh Kulkarni 2017-04-05 11:08:00 +01:00 • committed by Mark Brown

parent e1ea1879f2

commit 51a2c944ea

2 changed files with 160 additions and 0 deletions

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137

sound/soc/codecs/wm_adsp.c

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23

sound/soc/codecs/wm_adsp.h

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