diff options
| author | Leonard Crestez <leonard.crestez@nxp.com> | 2019-05-13 11:01:43 +0000 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2019-05-21 15:59:54 +0800 |
| commit | 12629c5c3749e858c142eb3618e5ead5b97ac699 (patch) | |
| tree | 518f7faeb6286301f715649c1793da97df3f3fb6 /arch/arm64/boot/dts/freescale/imx8mq.dtsi | |
| parent | f403a26c865b3b70433641928433f400f03ea6b7 (diff) | |
arm64: dts: imx8mq: Add cpu speed grading and all OPPs
Add nvmem-cells reference to cpu and fill the OPP table with all known
OPPs.
Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm64/boot/dts/freescale/imx8mq.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx8mq.dtsi | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi index 99d7fa2921ec..d31efeda973f 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi @@ -95,6 +95,8 @@ next-level-cache = <&A53_L2>; operating-points-v2 = <&a53_opp_table>; #cooling-cells = <2>; + nvmem-cells = <&cpu_speed_grade>; + nvmem-cell-names = "speed_grade"; }; A53_1: cpu@1 { @@ -145,14 +147,32 @@ opp-800000000 { opp-hz = /bits/ 64 <800000000>; opp-microvolt = <900000>; + /* Industrial only */ + opp-supported-hw = <0xf>, <0x4>; + clock-latency-ns = <150000>; + }; + + opp-1000000000 { + opp-hz = /bits/ 64 <1000000000>; + opp-microvolt = <900000>; + /* Consumer only */ + opp-supported-hw = <0xe>, <0x3>; clock-latency-ns = <150000>; }; opp-1300000000 { opp-hz = /bits/ 64 <1300000000>; opp-microvolt = <1000000>; + opp-supported-hw = <0xc>, <0x7>; + clock-latency-ns = <150000>; + }; + + opp-1500000000 { + opp-hz = /bits/ 64 <1500000000>; + opp-microvolt = <1000000>; + /* Consumer only but rely on speed grading */ + opp-supported-hw = <0x8>, <0x7>; clock-latency-ns = <150000>; - opp-suspend; }; }; @@ -415,6 +435,10 @@ clocks = <&clk IMX8MQ_CLK_OCOTP_ROOT>; #address-cells = <1>; #size-cells = <1>; + + cpu_speed_grade: speed-grade@10 { + reg = <0x10 4>; + }; }; anatop: syscon@30360000 { |