Training courses

Kernel and Embedded Linux

Bootlin training courses

Embedded Linux, kernel,
Yocto Project, Buildroot, real-time,
graphics, boot time, debugging...

Bootlin logo

Elixir Cross Referencer

Open Menu /sys/dts/arm64/overlays/sun50i-a64-opp.dtso 
 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
/dts-v1/;
/plugin/;

/ {
	compatible = "allwinner,sun50i-a64";
};

&{/} {
	cpu0_opp_table: opp_table0 {
		compatible = "operating-points-v2";
		opp-shared;

		opp-648000000 {
			opp-hz = /bits/ 64 <648000000>;
			opp-microvolt = <1040000>;
			clock-latency-ns = <244144>; /* 8 32k periods */
		};
		opp-792000000 {
			opp-hz = /bits/ 64 <792000000>;
			opp-microvolt = <1100000>;
			clock-latency-ns = <244144>; /* 8 32k periods */
		};
		opp-816000000 {
			opp-hz = /bits/ 64 <816000000>;
			opp-microvolt = <1100000>;
			clock-latency-ns = <244144>; /* 8 32k periods */
		};
		opp-912000000 {
			opp-hz = /bits/ 64 <912000000>;
			opp-microvolt = <1120000>;
			clock-latency-ns = <244144>; /* 8 32k periods */
		};
		opp-960000000 {
			opp-hz = /bits/ 64 <960000000>;
			opp-microvolt = <1160000>;
			clock-latency-ns = <244144>; /* 8 32k periods */
		};
		opp-1008000000 {
			opp-hz = /bits/ 64 <1008000000>;
			opp-microvolt = <1200000>;
			clock-latency-ns = <244144>; /* 8 32k periods */
		};
		opp-1056000000 {
			opp-hz = /bits/ 64 <1056000000>;
			opp-microvolt = <1240000>;
			clock-latency-ns = <244144>; /* 8 32k periods */
		};
		opp-1104000000 {
			opp-hz = /bits/ 64 <1104000000>;
			opp-microvolt = <1260000>;
			clock-latency-ns = <244144>; /* 8 32k periods */
		};
		opp-1152000000 {
			opp-hz = /bits/ 64 <1152000000>;
			opp-microvolt = <1300000>;
			clock-latency-ns = <244144>; /* 8 32k periods */
		};
	};
};

&{/cpus/cpu@0} {
	operating-points-v2 = <&cpu0_opp_table>;
	clocks = <&ccu 1>;
	cpu-supply = <&reg_dcdc2>;
};

&{/cpus/cpu@1} {
	operating-points-v2 = <&cpu0_opp_table>;
};

&{/cpus/cpu@2} {
	operating-points-v2 = <&cpu0_opp_table>;
};

&{/cpus/cpu@3} {
	operating-points-v2 = <&cpu0_opp_table>;
};