coresight: cti: Add sysfs access to program function registers

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Adds in sysfs programming support for the CTI function register sets.
Allows direct manipulation of channel / trigger association registers.

Signed-off-by: Mike Leach <mike.leach@linaro.org>
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/20200320165303.13681-4-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Mike Leach 2020-03-20 10:52:54 -06:00 • committed by Greg Kroah-Hartman

parent 1a556ca6cc

commit b5213376c2

4 changed files with 397 additions and 0 deletions

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9

drivers/hwtracing/coresight/Kconfig

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361

drivers/hwtracing/coresight/coresight-cti-sysfs.c

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19

drivers/hwtracing/coresight/coresight-cti.c

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8

drivers/hwtracing/coresight/coresight-cti.h

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