From 072ce1722684f3da8e16bc1ee6471a2a8affb9bd Mon Sep 17 00:00:00 2001 From: Sai Prakash Ranjan Date: Tue, 9 Jun 2020 19:00:28 +0530 Subject: 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 Signed-off-by: Sai Prakash Ranjan Link: https://lore.kernel.org/r/8c5ff297d8c89d9d451352f189baf26c8938842a.1591708204.git.saiprakash.ranjan@codeaurora.org Signed-off-by: Bjorn Andersson --- arch/arm64/boot/dts/qcom/sc7180.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'arch/arm64/boot/dts') 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 { -- cgit v1.2.3