arm64: dts: rockchip: add Coresight debug range for RK3399

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Per Documentation/devicetree/bindings/arm/coresight-cpu-debug.txt.

This IP block can be used for sampling the PC of any given CPU, which is
useful in certain panic scenarios where you can't get the CPU to stop
cleanly (e.g., hard lockup).

Reviewed-by: Leo Yan <leo.yan@linaro.org>
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Brian Norris <briannorris@chromium.org>
Link: https://lore.kernel.org/r/20210908111337.v2.3.Ibc87b4785709543c998cc852c1edaeb7a08edf5c@changeid
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

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Brian Norris 2021-09-08 11:13:40 -07:00 • committed by Heiko Stuebner

parent 4b90e34d9a

commit 75dccea503

1 changed files with 48 additions and 0 deletions

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arch/arm64/boot/dts/rockchip/rk3399.dtsi

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