diff options
author | Anson Huang <Anson.Huang@nxp.com> | 2019-01-03 17:04:45 +0800 |
---|---|---|
committer | Jason Liu <jason.hui.liu@nxp.com> | 2019-02-12 10:35:49 +0800 |
commit | 74dbd8881211993b265bd30217c761323e31e132 (patch) | |
tree | 11cd89b6c54aa2133e00d45439b2db6dfe942a30 /arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi | |
parent | 290ef20492562c12397f47873f1a50425d9741a5 (diff) |
MLK-20673 ARM64: dts: freescale: imx8qm: disable cpu-idle
Since some ATF versions could have cpu-idle with cpu/cluster
power off support enabled, but due to some drivers are NOT
ready to support cpu/cluster power off when idle, so i.MX8QM's
cpu-idle with cpu/cluster power off is NOT ready at all, disable
it to avoid confusion, and ATF can have the full cpu-idle support
there.
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Bai Ping <ping.bai@nxp.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Diffstat (limited to 'arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi')
-rw-r--r-- | arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi b/arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi index 94a83cc7cd66..746ee65722b7 100644 --- a/arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-imx8qm.dtsi @@ -298,6 +298,7 @@ clocks = <&clk IMX8QM_A53_DIV>; clock-latency = <61036>; #cooling-cells = <2>; + /delete-property/ cpu-idle-states; }; &A72_0 { @@ -312,6 +313,7 @@ clocks = <&clk IMX8QM_A72_DIV>; clock-latency = <61036>; #cooling-cells = <2>; + /delete-property/ cpu-idle-states; }; @@ -324,3 +326,19 @@ /*underdrive*/ 400000 0 /*core/shader clock share the same frequency on underdrive mode*/ >; }; + +&A53_1 { + /delete-property/ cpu-idle-states; +}; + +&A53_2 { + /delete-property/ cpu-idle-states; +}; + +&A53_3 { + /delete-property/ cpu-idle-states; +}; + +&A72_1 { + /delete-property/ cpu-idle-states; +}; |