diff options
| author | Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org> | 2020-06-09 19:00:28 +0530 |
|---|---|---|
| committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2020-07-27 13:54:34 -0700 |
| commit | 072ce1722684f3da8e16bc1ee6471a2a8affb9bd (patch) | |
| tree | e1182b71ab65793d7d5ca4818490aca867e71370 /arch/arm64 | |
| parent | be45eac21294845ca56694377fe20b36f119718f (diff) | |
| download | linux-072ce1722684f3da8e16bc1ee6471a2a8affb9bd.tar.bz2 | |
arm64: dts: qcom: sc7180: Add support to skip powering up of ETM
Add "qcom,skip-power-up" property to skip powering up ETM
on SC7180 SoC to workaround a hardware errata where CPU
watchdog counter is stopped when ETM power up bit is set
(i.e., when TRCPDCR.PU = 1).
Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>
Link: https://lore.kernel.org/r/8c5ff297d8c89d9d451352f189baf26c8938842a.1591708204.git.saiprakash.ranjan@codeaurora.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'arch/arm64')
| -rw-r--r-- | arch/arm64/boot/dts/qcom/sc7180.dtsi | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi index 65614e66575c..7097907a8379 100644 --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi @@ -2226,6 +2226,7 @@ clocks = <&aoss_qmp>; clock-names = "apb_pclk"; arm,coresight-loses-context-with-cpu; + qcom,skip-power-up; out-ports { port { @@ -2245,6 +2246,7 @@ clocks = <&aoss_qmp>; clock-names = "apb_pclk"; arm,coresight-loses-context-with-cpu; + qcom,skip-power-up; out-ports { port { @@ -2264,6 +2266,7 @@ clocks = <&aoss_qmp>; clock-names = "apb_pclk"; arm,coresight-loses-context-with-cpu; + qcom,skip-power-up; out-ports { port { @@ -2283,6 +2286,7 @@ clocks = <&aoss_qmp>; clock-names = "apb_pclk"; arm,coresight-loses-context-with-cpu; + qcom,skip-power-up; out-ports { port { @@ -2302,6 +2306,7 @@ clocks = <&aoss_qmp>; clock-names = "apb_pclk"; arm,coresight-loses-context-with-cpu; + qcom,skip-power-up; out-ports { port { @@ -2321,6 +2326,7 @@ clocks = <&aoss_qmp>; clock-names = "apb_pclk"; arm,coresight-loses-context-with-cpu; + qcom,skip-power-up; out-ports { port { @@ -2340,6 +2346,7 @@ clocks = <&aoss_qmp>; clock-names = "apb_pclk"; arm,coresight-loses-context-with-cpu; + qcom,skip-power-up; out-ports { port { @@ -2359,6 +2366,7 @@ clocks = <&aoss_qmp>; clock-names = "apb_pclk"; arm,coresight-loses-context-with-cpu; + qcom,skip-power-up; out-ports { port { |