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CPUFREQ: add dvfs cpufreq and latency.

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PD#156734: cpufreq: add dvfs cpufreq cpufreq and latency.

Change-Id: I0d7c74e54b2e6dcbd949c1c59cce41deec5047f7
Signed-off-by: hong.guo <hong.guo@amlogic.com>
This commit is contained in:
hong.guo
2018-02-04 13:46:10 +08:00
committed by Yixun Lan
parent f773e9ed15
commit 87aa02fb28
2 changed files with 13 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
arch/arm64/boot/dts/amlogic/mesong12a.dtsi
View File

@@ -66,6 +66,7 @@
operating-points-v2 = <&cpu_opp_table0>;
cpu-supply = <&vddcpu0>;
voltage-tolerance = <0>;
clock-latency = <50000>;
};
CPU1:cpu@1 {
@@ -83,6 +84,7 @@
operating-points-v2 = <&cpu_opp_table0>;
cpu-supply = <&vddcpu0>;
voltage-tolerance = <0>;
clock-latency = <50000>;
};
CPU2:cpu@2 {
@@ -100,6 +102,7 @@
operating-points-v2 = <&cpu_opp_table0>;
cpu-supply = <&vddcpu0>;
voltage-tolerance = <0>;
clock-latency = <50000>;
};
CPU3:cpu@3 {
@@ -117,6 +120,7 @@
operating-points-v2 = <&cpu_opp_table0>;
cpu-supply = <&vddcpu0>;
voltage-tolerance = <0>;
clock-latency = <50000>;
};
idle-states {
@@ -139,53 +143,47 @@
opp00 {
opp-hz = /bits/ 64 <100000000>;
opp-microvolt = <761000>;
clock-latency-ns = <2000000>;
};
opp01 {
opp-hz = /bits/ 64 <250000000>;
opp-microvolt = <781000>;
clock-latency-ns = <2000000>;
};
opp02 {
opp-hz = /bits/ 64 <500000000>;
opp-microvolt = <801000>;
clock-latency-ns = <2000000>;
};
opp03 {
opp-hz = /bits/ 64 <667000000>;
opp-microvolt = <851000>;
clock-latency-ns = <2000000>;
};
opp04 {
opp-hz = /bits/ 64 <1000000000>;
opp-microvolt = <881000>;
clock-latency-ns = <2000000>;
};
opp05 {
opp-hz = /bits/ 64 <1200000000>;
opp-microvolt = <891000>;
clock-latency-ns = <2000000>;
};
opp06 {
opp-hz = /bits/ 64 <1398000000>;
opp-microvolt = <981000>;
clock-latency-ns = <2000000>;
opp-microvolt = <921000>;
};
opp07 {
opp-hz = /bits/ 64 <1608000000>;
opp-microvolt = <991000>;
clock-latency-ns = <2000000>;
opp-hz = /bits/ 64 <1512000000>;
opp-microvolt = <951000>;
};
opp08 {
opp-hz = /bits/ 64 <1608000000>;
opp-microvolt = <991000>;
};
opp09 {
opp-hz = /bits/ 64 <1800000000>;
opp-microvolt = <1001000>;
clock-latency-ns = <2000000>;
};
opp09 {
opp10 {
opp-hz = /bits/ 64 <2016000000>;
opp-microvolt = <1011000>;
clock-latency-ns = <2000000>;
};
};

1
drivers/amlogic/clk/g12a/g12a.h
View File

@@ -130,6 +130,7 @@ static const struct pll_rate_table g12a_pll_rate_table[] = {
PLL_RATE(1296000000, 216, 1, 2), /*DCO=5184M*/
PLL_RATE(1398000000, 233, 1, 2), /*DCO=5592M*/
PLL_RATE(1494000000, 249, 1, 2), /*DCO=5976M*/
PLL_RATE(1512000000, 126, 1, 1), /*DCO=3024M*/
PLL_RATE(1608000000, 134, 1, 1), /*DCO=3216M*/
PLL_RATE(1704000000, 142, 1, 1), /*DCO=3408M*/
PLL_RATE(1800000000, 150, 1, 1), /*DCO=3600M*/